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HVAC control

Subclass of:

700 - Data processing: generic control systems or specific applications

700090000 - SPECIFIC APPLICATION, APPARATUS OR PROCESS

700275000 - Mechanical control system

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
700278000 Specific thermally responsive controller 128
700277000 Multiple zones 81
Entries
DocumentTitleDate
20110178642INFORMATION PROCESSING APPARATUS - An information processing apparatus having a fan that releases air from the inside of a housing includes, a first passage through which air flows from the fan to a first air outlet, a second passage branched from the mid-flow of the first passage and communicating with a second air outlet, an air amount meter arranged on the second passage, which measures the amount of air flow from the first passage to the second passage, and a determining unit that determines whether the first air outlet is covered based on the amount of air measured by air the amount meter.07-21-2011
20130030576Load Reduction Based on Percentage Change in Energy Price - A thermostatic controller is configured for curtailing load when energy price rate is high. One or more energy price rates received by a receiver device are stored in an electronic memory. A microprocessor is operable to select from the one or more energy price rates the lowest energy price rate received within a given time period for establishing a base energy price rate. The microprocessor is operable to determine if the energy price rate for a present time period exceeds the base energy price rate by more than a first percentage or multiplier factor of the base energy price rate. In response to an energy price rate that exceeds the base energy price rate by more than the first percentage or multiplier factor, the microprocessor is configured to select a first temperature offset corresponding to the first percentage or multiplier factor and change the set point temperature by the first temperature offset.01-31-2013
20130030575Air Change Rate Measurement and Control - A method for controlling a system includes receiving temperature and humidity measurements of supply air to a serviced space, return air from the serviced space, and outside air, wherein the outside air includes air outside the serviced space, calculating a volumetric flow rate of the outside air entering the system using the received temperature and humidity measurements of the supply air, the return air, and the outside air, calculating an air change per hour (ACH) rate in the serviced space using the calculated volumetric flow rate of the air outside the serviced space entering the system and the volume of the serviced space, and controlling the ACH rate in the serviced space.01-31-2013
20130030574System and Method for Heating Ventilation and Air Conditioning Component Detection - A method for detecting heating, ventilation, and air conditioning (HVAC) components is provided. The method includes the steps of measuring an initial current at a current sensor in a circuit, while a relay is de-energized; energizing the relay; measuring, at a periodic interval, an energized current while the relay is energized; incrementing a counter if an absolute difference between a first voltage related to the energized current and a second voltage related to the initial current is above a threshold; and determining a HVAC component is present if the counter exceeds a pre-determined value during a pre-determined time period.01-31-2013
20130085610Structure and behavior of a building automation system - A system for automating a building has an object describing a building section and at least one object describing an automation function and a functional unit having at least one open-loop and/or closed-loop control program, with the object describing a building section having an overview list, in which semantic information units for the building section concerned are able to be stored. A semantic information unit for the building section concerned identifies an automation function which is provided in the building section. The object describing the automation function has an overview list, in which semantic information units for the automation function concerned are able to be stored. The semantic information unit includes a relation to a further object. The relation is implemented such that a bidirectional exchange of data between the corresponding objects is made possible. The system may enable field devices to the replaced or assigned without the need to make modifications in the program code of the open-loop and/or closed-loop control program, since the data exchange is conducted via the describing object.04-04-2013
20130085609OCCUPANCY DRIVEN PATIENT ROOM ENVIRONMENTAL CONTROL - Using a real-time location system, the hospital environment is controlled locally. By categorizing individuals detected at different locations, the proper control may be provided to enhance energy savings and maintain a comfortable patient environment without sacrificing safety. By altering the environment within a room for patients and not staff and/or based on the type of patient, more optimized and localized control may be provided, such as implementing a number of air changes per hour appropriate for detected patients within rooms.04-04-2013
20090062964REMOTE HVAC CONTROL WITH REMOTE SENSOR WIRING DIAGRAM GENERATION - An HVAC control system that accommodates and/or facilitates control from a remote location. The HVAC control system may include a web-enabled building control appliance with a controller, a first port and a second port. The controller may implement a web server that is coupled to the first port for serving up one or more web pages on a first network and for receiving a number of responses. The controller may be coupled to the second port so as to communicate with one or more communicating thermostats via a second network. The web server may provide one or more web-pages via the first port that solicit and receive information pertaining to one or more remote sensors that are to be connected to one of the one or more thermostats. The web server may provide a wiring diagram for the one or more remote sensors that is dependent on the received information pertaining to one or more remote sensors.03-05-2009
20110202183CONTROL DEVICE - The invention is a device (08-18-2011
20110202182AIR CONDITIONER - An air conditioner includes an indoor unit and a remote controller connected to the indoor unit through two lines to receive power from the indoor unit and perform communication with the indoor unit. The indoor unit includes a first modulation switching element to modulate power according to a communication signal that is transmitted to the remote controller, a first demodulation switching element that is driven according to a communication signal transmitted from the remote controller, and a first distribution resistor to demodulate the communication signal transmitted from the remote controller. The remote controller includes a second modulation switching element to modulate power according to a communication signal that is transmitted to the indoor unit, a second demodulation switching element that is driven according to modulated power transmitted from the indoor unit, and a second distribution resistor to demodulate modulated power transmitted from the indoor unit to obtain a communication signal.08-18-2011
20110202181METHOD AND APPARATUS FOR SMART CLIMATE CONTROL - A method and apparatus for controlling climate within a building. In one embodiment, the apparatus comprises a smart climate unit for (i) obtaining distributed generator (DG) information pertaining to operation of a DG that generates power for the building, and (ii) controlling at least one climate condition within the building based on at least one of the DG information, local input, or remote input.08-18-2011
20110202180AUXILIARY CONTROLLER, A HVAC SYSTEM, A METHOD OF MANUFACTURING A HVAC SYSTEM AND A METHOD OF STARTING THE SAME - The disclosure provides an auxiliary controller of a HVAC system, a method of manufacturing a HVAC system, a method of starting a HVAC system and a HVAC system. In one embodiment, the HVAC system includes: (1) a main system controller having a main non-volatile memory and configured to direct operation of the HVAC system and store main controller application information associated therewith on the main non-volatile memory (2) an auxiliary controller having (2A) an interface coupled to the main system controller and configured to communicate therewith, (2B) a processor, coupled to the interface and configured to direct the operation of a component of the HVAC system and (2C) an auxiliary non-volatile memory configured to receive a copy of the main controller application information via the interface and store the main controller application information thereon.08-18-2011
20100076606METHOD AND APPARATUS FOR PRODUCING A CONSTANT AIR FLOW FROM A BLOWER BY SENSING BLOWER HOUSING VACUUM - An airflow control system for a blower providing the combustion air for an HVAC system comprises a single phase AC blower motor driving a blower wheel within a blower housing, a vacuum sensor mounted to the housing to sense the vacuum or pressure differential created by the blower as it operates, and a controller that receives as its only feedback signal a variable signal from the vacuum sensor which signal is proportional to the sensed vacuum within the housing and provides an output voltage to the blower motor to adjust the blower motor speed to thereby preferably produce a constant air flow.03-25-2010
20100076607DATA CENTER THERMAL PERFORMANCE OPTIMIZATION USING DISTRIBUTED COOLING SYSTEMS - The various embodiments described herein relate to systems and methods, circuits and devices for providing data center cooling while optimizing power usage effectiveness and/or compute power efficiency of the data center. The various embodiments can provide optimized thermal performance and can reduce power consumption of the data center by strategically locating sensor modules, preferably microsystems with MEMS technology, in the data center and using a processing circuit to acquire data from the sensors and to generate a control law for operating the air conditioning system efficiently. In particular the sensors are operable to measure and provide granular environmental data to further characterize the environmental conditions of the racks locally, and the data center as a whole. The processing circuit may also generate a profile of local racks and simulate a data center environment to develop and test control strategies for implementation in the actual data center.03-25-2010
20100076605HVAC System Controller Configuration - Control devices for configuring heating, ventilating, air conditioning, and cooling (HVAC) systems are provided. The control devices are designed to detect operational parameters of units within HVAC systems and present system configurations consistent with the detected parameters. In response to user selection of a system configuration, the control device may apply the system configuration to the HVAC system and may reconfigure settings of control circuits within system units. The system configurations presented by the control device may correspond to wiring diagrams that are familiar to service technicians. Methods of configuring HVAC systems with the control devices are also provided.03-25-2010
20100114386Monitoring and Controlling Water Consumption and Devices in a Structure - Systems and methods for monitoring and controlling water consumption in a water-based system are disclosed using one or more sensors for generating signals indicative of the operation thereof. One or more interface modules are provided as breaker circuits for receiving the generated signals, and a fluid control device is operable for limiting the water consumption. A motherboard receives the interface modules and provides communication therebetween for information processing. Signals from the various sensors are supplied to a controller, which provides signals to status indicators, and also operates to provide alarm signals via network interfaces to remote locations. In an alternate embodiment, a water monitoring system is designed to shut off the water supply to the water device and to shut off either the electrical supply or the gas supply to the heating unit of the water device in response to sensing a malfunction through one or more sensed parameters.05-06-2010
20120245740METHOD AND SYSTEM FOR CONTROLLING ENVIRONMENTAL CONDITIONS OF ENTITY - An adjusting of environmental conditions of an entity, such as a room, is described, where the entity has desired environmental conditions to be maintained and/or achieved. The environmental conditions may relate to temperature, humidity, CO2 level, lighting, etc. The adjusting is implemented by equipments based on at least one controlling parameter provided by a controlling means. The controlling means is provided with at least one environmental condition measurement data related to the entity and measured by a measuring means. In addition the controlling means is provided with at least one outer paramenter, such as weather conditions information. The controlling parameter is generated by using a neural algorithm having at least the following input: at least one measured environmental condition parameter related to the entity; and at least one outer paramenter.09-27-2012
20130085612ENERGY MANAGEMENT APPARATUS - A data aggregation part 04-04-2013
20130085608SYSTEM AND METHOD FOR PROVIDING A SIMULATED WINDOW UTILIZING ENVIRONMENTAL CONTROLS OPERABLE WITHIN A BUILDING AUTOMATION SYSTEM - A system for providing a simulated window utilizing environmental controls operable within a building automation system is disclosed. The system includes a building automation network deployed within a structure, a plurality of environmental controls in communication with the building automation network, where the plurality of automation controls are configured to control one or more environmental conditions within a space defined within the structure, a controller in communication with the plurality of environmental controls via the building automation network. The controller is configured to execute a first environmental control program to drive at least one of the plurality of environmental controls to a set point, and execute a transient environmental control program to increase an output of at least one of the plurality of environmental controls relative to the first environmental control program.04-04-2013
20130085611UNIFIED AND FLEXIBLE CONTROL OF MULTIPLE DATA CENTER COOLING MECHANISMS - Techniques are described for controlling the climate in a data center. Using the input of an administrator, multiple desired attributes of a data center (e.g., temperature, energy consumption, costs, or system performance) may be balanced using a utility function that maximizes the utility of the computing systems in the data center according to the administrator's preferences. Additionally, a cooling model is generated that represents the affect of a control parameter (e.g., the fan speed of a CRAC) on the desire attributes of the data center. The cooling model may then be substituted into the utility function to replace the desired attributes. Using this new utility function, the control parameters may be varied such that the maximum utility is achieved.04-04-2013
20130035795System And Method For Using Data Centers As Virtual Power Plants - A system and method for using a data center as a virtual power plant are described. The data can be used to reduce energy consumption using pre-cooling and absorb excess energy generation.02-07-2013
20130035794METHOD AND SYSTEM FOR CONTROLLING BUILDING ENERGY USE - In the field of building energy efficiency, an analysis and control system is provided to design, retrofit and/or manage operation of the HVAC and/or hot water systems in a building, so as to minimize energy usage. The present system is an end-to-end computer software based approach for full time commissioning of mechanical systems in a building. It uses standard and advanced fluid dynamics modeling techniques in terms of air circulation, refrigerating, heating and hot water systems.02-07-2013
20100106327COMMUNICATION PROTOCOL SYSTEM AND METHOD FOR A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In an embodiment, the network includes a first subnet controller and a system device. The first subnet controller is coupled to a data bus and configured to arbitrate with a second subnet controller for control of the subnet. The system device is configured to transition from a reset state to a first state that includes pre-startup tasks, and transition from the first state to a second state that includes waiting for the subnet controller to provide configuration parameters to the system device.04-29-2010
20100106325COMMUNICATION PROTOCOL SYSTEM AND METHOD FOR A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In an embodiment, the network includes a demand unit and a subnet controller. The demand unit is coupled to a data bus and configured to provide a primary service having a maximum service capacity. The subnet controller is configured to send a demand message to the demand unit via the data bus instructing the demand unit to provide a portion of the maximum.04-29-2010
20100106317DEVICE ABSTRACTION SYSTEM AND METHOD FOR A DISTRIBUTED- ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING SYSTEM - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In an embodiment, the method includes configuring a device to store a plurality of character strings. The device is further configured to associate a text ID with each of the character strings. The device is further configured to recall a predetermined character string in response to receiving a first message via the network including a predetermined text ID associated with the predetermined character string. The method includes further configuring the device to send via the network a second message including the predetermined character string.04-29-2010
20100106319METHOD OF CONTROLLING EQUIPMENT IN A HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In an embodiment, the network includes a sensor and a local controller. The sensor is configured to detect a fault condition associated with operation of a demand unit. The local controller, associated with the demand unit, is configured to receive sensor data from the sensor and to communicate the sensor data over the network. A network controller is configured to receive the sensor data via the communication network and to generate an alert in the event that the sensor data indicates the fault condition.04-29-2010
20100106322COMMUNICATION PROTOCOL SYSTEM AND METHOD FOR A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In an embodiment, the network includes a system device and a subnet controller. The system device is adapted to provide a service and publish a message including a device status vector representing an availability of the system device to provide the service. The subnet controller is adapted to receive the message from the system device including the device status vector via a data bus.04-29-2010
20100106321MEMORY RECOVERY SCHEME AND DATA STRUCTURE IN A HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure provides various systems and methods for conveying information between a communicating first device and a second coupled device of a HVAC network. In various embodiments, a checking of a subnet of the HVAC network for both communicating device and a non-communicating device by the communicating first device occurs. It is determined whether the second coupled device in a non-communicating device. An installer is allowed to set parameters of the non-communicating device through employment of a manifest list of features used by the non-communicating device that is accessible by the communicating device.04-29-2010
20100106318ALARM AND DIAGNOSTICS SYSTEM AND METHOD FOR A DISTRIBUTED- ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In one embodiment, the HVAC data processing and communication network includes a system device, a subnet controller and a user interface. The system device is configured to receive a control message from a data bus and operate according to a control setting communicated thereby. The system device is further configured to generate an alarm message in the event that the device enters an alarm state in response to an alarm condition. The user interface is configured to receive the alarm message and display alarm information in response to the message. The subnet controller is configured to provide operational control of the system device via the control message. The operational control is decoupled from the alarm message.04-29-2010
20100106316ALARM AND DIAGNOSTICS SYSTEM AND METHOD FOR A DISTRIBUTED ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure includes an HVAC data processing and communication network and a method of manufacturing the same. One embodiment of the network includes a subnet controller, a system device and a system status display. The subnet controller is configured to communicate via a data bus. The first system device is configured to communicate via a data bus. The system status display is associated with the first system device and configured to produce a visual signal when the first device detects an error or alarm condition.04-29-2010
20100106313DEVICE ABSTRACTION SYSTEM AND METHOD FOR A DISTRIBUTED ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING SYSTEM - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In an embodiment, the method includes configuring a subnet controller. The subnet controller is configured to assign to a first device associated with the network a first equipment type number based on a first device ID number and a first offset. The subnet controller is configured, in the event that the first device shares a same enclosure with a second device associated with the network, to assign to the second device a second equipment type number based on the first device ID number and a second offset. The subnet controller is configured, in the event that the first device does not share a same enclosure with the second device, to assign to the second device the second equipment type number based on a second device ID number and the second offset.04-29-2010
20100106315SYSTEM RECOVERY IN A HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure provides various embodiments of systems and methods of generating a heartbeat in an HVAC system and networks. In an embodiment, a method includes a heartbeat message being sent by a first subnet controller upon the first subnet controller taking active control of a subnet of the HVAC network. The active heartbeat message timer is reset. Another heartbeat message is sent if a specified amount of time has elapsed since a previous heartbeat message was sent by said heartbeat generator.04-29-2010
20100106314SYSTEM RECOVERY IN A HEATING, VENTILATION AND AIR CONDITIONING NETWORK - Various embodiments of systems and methods of employing a first subnet controller in an HVAC network. The method comprises conveying a fixed parameter from a first networked device in the HVAC system to the first subnet controller, conveying a variable parameter from the first networked device in the HVAC system to the first subnet controller, and providing an option to a user to modify the variable parameter.04-29-2010
20100106326COMMUNICATION PROTOCOL SYSTEM AND METHOD FOR A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In an embodiment the network includes a subnet controller and at least one demand unit. A bus interface device associated with the demand unit is configured to receive a demand message from the subnet controller over the network. The bus interface device controls an operation of said demand unit in response to said demand message.04-29-2010
20100106328EXTREMUM SEEKING CONTROL WITH RESET CONTROL - An extremum seeking control method optimizes a control process for a plant such as an air handling unit. The method compensates for abrupt changes in the operation of the plant by resetting the extremum seeking control strategy in response to a detection of the abrupt change.04-29-2010
20100106324COMMUNICATION PROTOCOL SYSTEM AND METHOD FOR A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In an embodiment, the network includes a system device coupled to a data bus. The system device includes a functional block adapted to respond to a message received via the data bus. The system device is configured to thereby enter a disabled state in which the system device does not provide a service or broadcast messages via the data bus, but may continue to receive messages via the data bus.04-29-2010
20100106323COMMUNICATION PROTOCOL SYSTEM AND METHOD FOR A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - An HVAC data processing and communication network includes a first subnet and a second subnet. The first subnet includes a first demand unit, a first comfort sensor and a first subnet controller. The second subnet includes a second subnet comprising a second demand unit, a second comfort sensor and a second subnet controller. The second subnet controller is configured to control an operation of the first subnet.04-29-2010
20100106320COMMUNICATION PROTOCOL SYSTEM AND METHOD FOR A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - An HVAC data processing and communication network includes a subnet controller and at least one demand unit. A bus interface device associated with the demand unit is configured to receive a demand message from the subnet controller over the network. The bus interface device controls an operation of said demand unit in response to said demand message.04-29-2010
20100106309GENERAL CONTROL TECHNIQUES IN A HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure provides an HVAC data processing and communication network. In various embodiments of systems and methods including a bus, a compressor is coupled to the bus, and a subnet controller is coupled to the bus. The subnet controller disables the compressor when acting upon a dehumidification command.04-29-2010
20100106308SYSTEM AND METHOD FOR ZONING A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure provides an HVAC data processing and communication network. In an embodiment, the network includes a first zone and a second zone. The first zone has a first demand unit and a first subnet controller configured to control an operation of the first demand unit via a data bus. The second zone has a second demand unit and a second subnet controller configured to control an operation of the second demand unit via the data bus. The second subnet controller is further configured to communicate with the first subnet controller via the data bus.04-29-2010
20100106307DEVICE ABSTRACTION SYSTEM AND METHOD FOR A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING SYSTEM - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In an embodiment, the network includes a system device and a subnet controller. The system device is coupled to a data bus and configured to locally store feature or parameter data related to an operation of the system device. The subnet controller is configured to publish a message via the data bus directing the device to publish a message including the feature or parameter data to the network.04-29-2010
20100106305Programmable controller and a user interface for same - A programmable controller includes a user interface which includes a default interface, a home screen, an indoor settings interface and one or more tab interfaces. As the home screen covers a predominant portion of the default interface and is associated with the indoor settings interface, the home screen enables an operator of the programmable thermostat to intuitively transition from the home screen to the indoor settings and one or more tab interfaces.04-29-2010
20100106310ALARM AND DIAGNOSTICS SYSTEM AND METHOD FOR A DISTRIBUTED- ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure includes an HVAC data processing and communication network and a method of manufacturing an HVAC data processing and communication network. In one embodiment, the network includes a system device and a controller. The system device is configured to communicate over a data bus, and further configured to store tracking data related to the system device. The controller is configured to send a command message to the device via the data bus. The message is configured to instruct the device to publish the tracking data on the data bus via a reply message.04-29-2010
20100106306INTEGRATION OF LED LIGHTING WITH BUILDING CONTROLS - An LED-based light can be installed in a conventional light fixture. The LED-based light can include a sensor operable to output a first signal indicative of whether an area of one or more of the rooms is in an occupied state or a non-occupied state, and the LED-based light can also include an LED controller operable to control at least one LED in the light in response to the first signal. Additionally, the LED-based light can include a transmitter operable to output a second signal indicative of whether the area is in the occupied state or the non-occupied state to a building environment regulator.04-29-2010
20100106311ALARM AND DIAGNOSTICS SYSTEM AND METHOD FOR A DISTRIBUTED ARCHITECTURE HEATING, VENTILATION AND CONDITIONING NETWORK - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In one embodiment the network includes a subnet controller, a system device and a gateway. The controller is configured to publish control messages over a data bus. The system device is configured to receive the messages and to provide an HVAC service in response to the messages. A gateway is configured to provide access by a remote user to the network. The access includes operating the network to generate diagnostic data and retrieving the diagnostic data via the gateway.04-29-2010
20100106312ALARM AND DIAGNOSTICS SYSTEM AND METHOD FOR A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK - The disclosure includes an HVAC data processing and communication network and a method of manufacturing an HVAC data processing and communication network. In one embodiment, the HVAC data processing and communication network includes: (1) a subnet controller configured to publish a control message to a data bus and (2) a system device configured to receive the control message and enter a diagnostic mode in response thereto, wherein the diagnostic mode includes publishing a diagnostic status message including a device parameter value to the data bus.04-29-2010
20090125149Building Energy Management System - An energy management system for managing energy such as power consumed in a building in an optimal state to significantly save energy is provided.05-14-2009
20120165991SYSTEM AND METHOD FOR CONTROLLING HUMIDITY OF A SERVER - A humidity control system and method controls humidity in a server by acquiring a humidity value inside of the server using a humidity detector of the server at a predetermined time interval. The method further includes disabling a dehumidifier of the server to dehumidify the inside of the server, upon the condition that the acquired humidity value is greater than a predetermined first threshold value.06-28-2012
20090306828METHOD AND SYSTEM FOR CONTROLLING THE CLIMATE IN A HOUSE - The invention provides a method for controlling the climate of an environment, e.g. a house, which exchanges thermal energy with an ambient space. Energy is supplied to the environment e.g. by radiators, floor heating, electrical heating fans etc. According to the method, a numerically expressed comfort criteria, and a numerically expressed weight of importance of compliance with the comfort criterion are defined. Subsequently, a supply of a specific amount of energy is considered, and with respect to that amount, a numerical expression of a degree of compliance with the comfort criterion, and a numerical expression of costs related to the supply of that amount of energy are provided.12-10-2009
20120191256MASTERLESS CONTROL SYSTEM METHODS FOR NETWORKED WATER HEATERS - Disclosed is a masterless control system for controlling a plurality of fluidly and operably connected water heaters to meet a hot water demand such that overall efficiency is maximized and usage disparity between water heaters is minimized. There is further disclosed a method for detecting a small system demand in said network by adjusting the setting of each flow limiting valve of each water heater. There is still further disclosed a method for enabling seamless addition or removal of a heater in service and heating load distribution to water heaters.07-26-2012
20120191255AIR CONDITIONER, METHOD FOR CONTROLLING OUTDOOR UNITS THEREOF, AND CENTRAL CONTROL SYSTEM HAVING THE SAME - Disclosed are an air conditioner, a method for controlling outdoor units thereof, and a central control system having the same. A mode conversion unit such as a boot loader is provided to perform a mode conversion between a driving control mode and an upgrade mode in a software manner, without requiring a user's visit to the site. This may allow an outdoor unit control program to be remotely upgraded. In the present disclosure, the air conditioner may return to a previous mode or previous program in the occurrence of an error on an upgrade signal or upgrade program.07-26-2012
20120191254NETWORK SYSTEM AND CONTROL METHOD THEREOF - A network system is provided. The network system includes an air conditioner, a terminal, a power supply source, and a power management apparatus. The air conditioner includes a first communication module so as to enable communication. The terminal includes a second communication module which is communication-connected to the firs communication module, and downloads predetermined information from a web server. The power supply source supplies power to the air conditioner. The power management apparatus manages power information supplied from the power supply source. On the basis of at least one of the power information and information on an operation of the air conditioner, the terminal displays power use information of the air conditioner.07-26-2012
20120191253HVAC/R SYSTEM WITH MULTIPLE POWER SOURCES AND TIME-BASED SELECTION LOGIC - A heating, ventilation, air conditioning, and refrigeration system is includes one or more variable frequency drives (VFD) controlled by one or more VFD controller, which are configured to provide three-phase power to one or more three-phase AC motors and single-phase power to one or more single-phase AC motors. The system also includes a power source controller configured to select from a plurality of power sources based on availability of one or more power sources and time so as to maximize the economic efficiency of operating the system.07-26-2012
20120191252PHOTOVOLTAIC POWER SOURCE FOR ELECTROMECHANICAL SYSTEM - An enclosure or shelter having an HVAC/R system is configured with a photovoltaic power source and a rechargeable DC power source for power back-up to maintain substantially uninterrupted power in the case of a main power failure. The system includes one or more variable frequency drives (VFD) controlled by a VFD controller and configured to provide three-phase power to one or more three-phase AC motors and single-phase power to one or more single-phase AC motors. The system also includes a power source controller configured to select power sources based on availability of one or more power sources and other logic.07-26-2012
20130073093BUILDING AUTOMATION SYSTEM CONTROL WITH MOTION SENSING - An arrangement configured to control an environmental parameter in a building space includes a building automation system. The building automation system includes a plurality of field devices configured to control the environmental parameter within the building space. The arrangement further includes a motion detector configured to determine a number of humans within the building space and a measure of movement for the number of humans. The building automation system is configured to control the field devices based at least in part on the determined number of humans and the measure of movement for the number of humans.03-21-2013
20130060385HVAC CONTROLLER INCLUDING USER INTERACTION LOG - An HVAC controller is configured to log one more user interactions into a user interaction log stored in its memory such that at least some of the user interactions may be recalled from the user interaction log and displayed on the user interface of the HVAC controller in response to a request by a user. The user may use the information contained in the user interaction log as an aid in troubleshooting an HVAC system.03-07-2013
20090299532COMMUNICATING OVER POWER DISTRIBUTION MEDIA - A system includes a first communication module to be coupled to a first transmission medium for distributing power using a voltage waveform having a first amplitude; and a second communication module to be coupled to a second transmission medium for distributing power using a voltage waveform having a second amplitude different from the first amplitude, the second transmission medium being coupled to the first transmission medium. Each of the first and second communication modules is configured to use signals that propagate between the first and second transmission media.12-03-2009
20130066472TRANSITION TEMPERATURE ADJUSTMENT USER INTERFACES - Controllers for controlling heating, ventilating, air conditioning, and cooling (HVAC) systems are provided. The controllers include graphical user interfaces for user adjustment of system settings. The graphical user interfaces also may be designed to present information that facilitates user understanding of system operations. In certain embodiments, the controllers may allow users to adjust balance point and/or LTCO temperature values. In these embodiments, the graphical user interfaces may include slide bars for adjusting the balance point and/or LTCO temperature values.03-14-2013
20120116594JET PUMP SYSTEM FOR HEAT AND COLD MANAGEMENT, APPARATUS, ARRANGEMENT AND METHODS OF USE - A pumping system, method and computer readable medium for temperature management. The system comprises generator means for connection to an energy source, preferably waste heat or solar energy; condenser means; evaporator means; and pressure means comprising at least one supersonic ejector to receive and provide flow paths for input primary and secondary flows, the input primary flow being a gaseous or a liquid flow. The method comprises providing and operatively connecting energy source means, condenser means, evaporator means, generator means and a pressure means comprising at least one supersonic ejector to receive input primary and secondary flows from a flow path; selecting and delivering a supply of temperature management fluid to the flow path; and selectively adjusting the configuration and operational parameters of the ejectors in response to monitored temperature values and operating conditions. The system economically provides improved efficiency for heating, cooling or refrigeration.05-10-2012
20120116593HVAC CONTROLLER THAT SELECTIVELY REPLACES OPERATING INFORMATION ON A DISPLAY WITH SYSTEM STATUS INFORMATION - An HVAC controller is described that is configured to be more intuitive and user friendly to program and operate than convention HVAC controllers. In some instances, the HVAC controller may include a touch screen interface that provides greater flexibility in displaying information to the user and/or soliciting information from the user.05-10-2012
20120116592PROGRAMMABLE HVAC CONTROLLER WITH CROSS COLUMN SELECTION ON A TOUCH SCREEN INTERFACE - A programmable HVAC controller that include a controller and a touch screen user interface is configured to control one or more pieces of HVAC equipment in accordance with a programmable schedule. In some instances, the controller of the programmable HVAC controller is programmed to define a number of columns on the touch screen display, such that a selected day of the programmable schedule may be visually represented across two or more adjacent columns of the touch screen display, with the selected day of the programmable schedule beginning in a first column and extending across and into a second adjacent column of the touch screen display. The controller may be programmed to monitor the touch screen display and allow a user to set a start time and/or an end time of a time period of the selected day of the programmable schedule by touching the first column and/or the second column of the touch screen display.05-10-2012
20090234505GROUND WIRE ADAPTOR - A ground wire adaptor for operatively connecting a low-voltage control unit (e.g. a thermostat) requiring a three-wire connection to a three-wire system-under-control (e.g. a HVAC system) using a two-wire conductor. A ground terminal and an output control signal of the control unit are interconnected such that the output control signal, in the form of a half-wave rectified signal, is superimposed on the ground. The ground wire adaptor detects the half-wave rectified signal superimposed on the ground connection and generates a control output signal to be provided to the system-under-control responsive to the presence of the half-wave rectified signal (i.e. the control signal from the control unit). In another aspect of the invention the ground wire adaptor can be used to connect an ‘N’ function control unit to an ‘N’ function system-under-control using a two-wire conductor.09-17-2009
20130166073METHOD FOR DETECTING PHYSICAL PRESENCE OF A SPECIFIC INDIVIDUAL TO CONTROL HVAC SETTINGS - A heating, ventilation and air-conditioning system includes a system controller configured to control the operation of a demand unit to maintain an environmental set point of a control zone. The system controller is further configured to control the demand unit in response to a location signal received from a location-reporting device.06-27-2013
20130166074AIR CONDITIONING SYSTEM AND AIR CONDITIONING METHOD - The present invention adjusts the discharge rate or discharge direction of air-conditioned air discharged from the discharge openings of air conditioners (06-27-2013
20090012651Including Energy Price in Optimizing Refrigerant System Operation - An HVAC & R system controller is provided with time pricing information for electricity and/or natural gas. This pricing information is utilized to determine the most efficient system configuration and operation schedule to achieve desired conditions in an indoor environment. As an example, if electricity prices are high, then the controller might rely on a natural gas powered furnace, rather than on the higher-electricity consuming heat pump. In another example, thermal storage media can be charged during off-peak hours when cost of electricity is low and release its thermal potential during high demand periods.01-08-2009
20110282497NETWORKED ELECTRICAL INTERFACE - An electrical interface may include a switching mechanism and a control module. The switching mechanism can selectively couple a source of electricity to a load and the control module can be coupled to the switching mechanism. The control module may generate a query for information from a web server and control the switching mechanism based on a response to the query.11-17-2011
20130024028DEVICE COMMISSIONING IN A HEATING, VENTILATION AND AIR CONDITIONING NETWORK - An HVAC system includes first and second devices coupled via a subnet. A feature manifest stored by the second device is readable by the first device after the first device enters a commissioning process. The first device is configured to determine a value of an internal parameter based on the feature manifest.01-24-2013
20090012650NETWORK-BASED AIR-CONDITIONING EQUIPMENT REMOTE MONITORING AND MANAGEMENT SYSTEM - A network-based air-conditioning equipment remote monitoring and management system is proposed, which is designed for use with a network system to allow the user to carry out monitoring and management tasks on one or more remotely-located air-conditioning equipment systems in a real-time manner via the network system. The proposed system is characterized by the provision of a user-operated network-based real-time monitoring and management function for remotely-located air-conditioning equipment, the capability to provide efficient and cost-effective management in the utilization of air-conditioning equipment for saving energy and cost, and the capability to provide real-time warning of abnormal operating conditions of the air-conditioning equipment.01-08-2009
20110172828HEATING VENTILATION AIR CONDITION SYSTEM - A heating ventilating air condition system, comprising an adjustable air vent, configured to control the rate of air flow rate through the vent, an actuator, configured to control the adjustable air vent, and an ambient energy harvester, configured to supply energy to the actuator, wherein the energy required for operating the actuator is provided by the ambiance.07-14-2011
20100125368System and Method for Sump Heater Control in an HVAC System - A system and a method are provided for powering up a heating, ventilation, and air conditioning (HVAC) system and operating a sump heater for a compressor for a first predetermined period of time in response to the HVAC system being powered up. A heating, ventilation, and air conditioning system and a method for controlling the system are provided. The HVAC system includes a compressor, a sump heater associated with the compressor, and a controller configured to control the compressor and the sump heater so that the sump heater is not operated while the compressor is operated.05-20-2010
20090182456PROGRAMMING CONTROL SYSTEM FOR ADJUSTING AN AIR CONDITIONING EQUIPMENT - A programming control system for adjusting an air conditioning equipment is provided, which include an air conditioning control unit for being activated according to a preset time period, the air conditioning control unit to execute adjustment of the air conditioning equipment based on corresponding preset control parameters; accordingly, the programming control system for adjusting an air conditioning equipment is capable of adjusting the air conditioning equipments to a preferable usage state, thereby achieving objective of providing a conformable temperature as well as saving energy consumption.07-16-2009
20090099697Power Supply Switch for Dual Powered Thermostat, Power Supply for Dual Powered Thermostat, and Dual Powered Thermostat - A power supply switch for a dual powered thermostat switches the power supply to a dual-powered thermostat with a touch-screen display when a change in primary power supply is detected. The switch switches to an auxiliary power supply. The auxiliary power supply can be a battery.04-16-2009
20090099696SYSTEM AND METHOD OF REPORTING AND MANAGING REAL-TIME AIRFLOW WITHIN AN INFORMATION HANDLING SYSTEM - A system and method of reporting and managing real-time air flow within an information handling system is disclosed. In one form, a method of managing airflow can include obtaining airflow data using a range of fan speeds of a first cooling fan within a first information handling system. The method can also include storing the airflow data within a memory accessible to a management controller. The method can further include accessing the airflow data to identify a first airflow output level, and altering an operating speed of the first cooling fan to output the first airflow output level.04-16-2009
20090204262Environmental control apparatus, environmental control system, environmental control method, and environmental control program - An environmental control apparatus that is installed in a room and is portable, includes a sensor unit, a determination unit, and an output unit. The sensor unit senses the air environment of the room. The determination unit determines whether the air environment of the room is within the range of a comfort zone based on information about the air environment of the room. The output unit, based on at least the information about the determination result of the determination unit, outputs information or a signal in order to make the air environment of the room fall within the range of the comfort zone.08-13-2009
20100114385SYSTEMS AND METHODS TO CONTROL ENERGY CONSUMPTION EFFICIENCY - A controller is configured to exchange information with a building automation system and includes various executable programs for determining a real time operating efficiency, simulating a predicted or theoretical operating efficiency, comparing the same, and then adjusting one or more operating parameters on equipment utilized by a building's HVAC system. The controller operates to adjust an operating efficiency of the HVAC system. An adjustment module utilized by the controller may modify the HVAC equipment parameters based on the likelihood that various HVAC equipment operates in parallel and on-line near its natural operating curve. In addition, the adjustment module may include a self-learning aspect that permits the controller to more efficiently make similar, future adjustments as needed.05-06-2010
20100114383WIRELESS BUILDING MANAGEMENT SYSTEM AND METHOD USING A BUILDING MODEL - A building system includes a communication network, a plurality of wireless nodes, a plurality of passive wireless devices, a plurality of sensors, and a processing circuit. The wireless nodes are disposed within a building and are operably coupled to the communication network. Each passive wireless device is affixed to an object within the building, and contains first information regarding at least one property of the object. Each the passive wireless device is configured to communicate wirelessly to the wireless nodes using power derived from communication signals detected in the passive wireless device. The sensors are configured to generate second information representative of sensed temperature throughout the building, each sensor operably connected to the communication network. The processing circuit is operably coupled to receive the first information from the wireless devices and the second information from the sensors. The processing circuit is configured to generate control information regarding the building based on the first information and the second information.05-06-2010
20100114384CONTROLS FOR HIGH-EFFICIENCY HEAT PUMPS - As discussed herein, a first aspect of the present invention provides a method of providing improved efficiency in heating/cooling. The method can include operating an HVAC system that includes first and second heat pump compressors working together with corresponding heat pump expansion valves and heat pump heat exchangers. The method can include collecting HVAC fluid information concerning actual conditions of an HVAC fluid flowing in the HVAC system via sensors positioned in various places throughout the HVAC system. The method can include transmitting an update that includes HVAC fluid information. The method can include receiving control instructions at a heat pump controller. The method can include implementing the control instructions with the heat pump controller. Steps of the method can be repeated periodically during operation of the HVAC system.05-06-2010
20100063636AIR CONDITIONER - Disclosed is an air conditioner provided with a spatial recognition and detection function for deciding the room shape by integrally determining based on a temperature difference (the temperature unevenness) information between the floor and the walls occurring during the air conditioning operation, a human body detection position log, and a capacity zone of the air conditioner. The air conditioner of the present invention provides an infrared sensor and a control unit that controls the air conditioner by detecting a presence of heat generating device and human with the infrared sensor, wherein the control unit acquires a thermal image data of the room by scanning with the infrared sensor, and integrates three information indicated below to calculate a floor dimension inside the air conditioning area, and calculates the wall position within the air conditioning area on the thermal image data. 03-11-2010
20110264277MULTI-STAGE HUMIDITY CONTROL SYSTEM AND METHOD - A system for multi-stage control of humidity in fluid flow supplied to at least one information technology apparatus includes a sensor, a first stage apparatus configured to vary humidity levels in the fluid flow, and a second stage apparatus positioned downstream of the first stage apparatus along the fluid flow to further vary humidity levels in the fluid flow. The system also includes a controller configured to receive environmental condition information from the sensor, to determine whether the information indicates that the humidity level is outside of a predetermined range, and to manipulate an operation of at least one of the first stage apparatus and the second stage apparatus to vary the humidity level in the fluid flow in response to the information indicating that the humidity level is outside of the predetermined range.10-27-2011
20090118869HEATING AND COOLING SYSTEM FOR PET ENCLOSURES - Various embodiments of the invention are directed toward a heating and cooling system for pet living spaces, which is easily transportable and is efficient in heating and cooling the pet because it heats and cools both the air surrounding the pet and the surfaces that the pet lays upon.05-07-2009
20100087956SPRING-LOADED DOORS TO PREVENT AIR RECIRCULATION WITHOUT NEED FOR ADDITIONAL SPACE - The present disclosure relates, in some embodiments, to modular information handling systems configured to automatically adjust coolant flow upon insertion and/or removal of heat-releasing elements (e.g., blades). A system may comprise, for example, a chassis at least partially defining a cavity, at least one fan in fluid communication with the cavity and operable to move coolant through at least a portion of the cavity, and one or more bays. Each of the one or more bays (a) may be at least partially defined by a bay wall, (b) may be configured to receive a heat-releasing element, and/or (c) may comprise an obturator configured to conditionally block fluid communication between the bay and the chassis cavity, the fan, and/or a coolant, wherein the obturator allows fluid communication when a blade is present in the bay and blocks fluid communication when a blade is absent from the bay. A system may further comprise at least one heat-releasing element positioned in at least one of the one or more bays.04-08-2010
20110196539MULTI-SITE CONTROLLER BATCH UPDATE SYSTEM - A system for multi-site batch setpoint and schedule updating. The system may provide an efficient manner to update hundreds or thousands of site controllers with control setpoints and/or schedules having a common new setting with minimal user intervention. A user may easily setup a batch job by selecting multiple deployed control entities or schedules, specifying the desired setpoint adjustment and initiating the batch job execution. The system may perform the job unassisted by connecting each of the selected site controllers selected, locating the target control entity/schedule, and applying a schedule or setpoint update. The system may record a status of each significant action taken to perform the batch job execution so that the user can review the status at a later time.08-11-2011
20100082161Method and apparatus for control of cooling system air quality and energy consumption - An energy saving air quality control system modulates supply fan speed by use of controlled, variable-frequency drive controls for automatic dampers or suction pressure to maintain adequate air flow across the evaporator coil at partial cooling loads. Indexing the fan speed to maintain the suction pressure of the energized coil controls the maximum relative humidity of the conditioned space. Demand ventilation in the system balances air quality and energy consumption by controlling the outdoor air damper in response to indoor CO04-01-2010
20100087957System and methods for the preservation of mechanical assets - A system and methods for the storage, and preservation of mechanical assets, including collectable automobiles, small airplanes and watercraft in a storage unit. The storage unit includes a plurality of asset modules. The volume of each asset module is variable. The atmosphere of each asset module may be controlled by a control system. Control of the atmosphere of each asset module includes control of parameters including the type of gas each atmosphere is composed of and the temperature, the pressure and relative humidity of each atmosphere. These parameters may be monitored and controlled from a remote location.04-08-2010
20090259341CONTROL DEVICE FOR AT LEAST ONE HEATING, AIR-CONDITIONING, VENTILATION OR REFRIGERATION SYSTEM - The invention concerns a control device for at least one heating, air-conditioning, ventilation or refrigeration system with a memory for a temperature control program and a signal outlet. It is endeavoured to simplify the programming. For this purpose, the memory is arranged in an element (10-15-2009
20100280667SYSTEM AND METHOD FOR USING A NETWORKED ELECTRONIC DEVICE AS AN OCCUPANCY SENSOR FOR AN ENERGY MANAGEMENT SYSTEM - The invention comprises systems and methods for detecting the use of networked consumer electronics devices as indications of occupancy of a structure for purposes of automatically adjusting the temperature setpoint on a thermostatic HVAC control. At least one thermostat is located inside a structure and is used to control an HVAC system in the structure. At least one networked electronic device is used to indicate the state of occupancy of the structure. The state of occupancy is used to alter the setpoint on the thermostatic HVAC control to reduce unneeded conditioning of unoccupied spaces.11-04-2010
20100125370AIR-CONDITIONING APPARATUS - To achieve a reduction in power consumption by allowing a plurality of air conditioners to communicate with each other and thereby leveling their air-conditioning capacities with no load variations involved by temperature variations. An air-conditioning apparatus 100 may include a plurality of air conditioners and a computing section for control, where each air conditioner includes an indoor unit and an outdoor unit that form a closed refrigeration cycle. The indoor units of the plurality of air conditioners are installed in an area to be air-conditioned. The computing section for control may allow the plurality of air conditioners to communicate with each other, thereby leveling their air-conditioning capacities based on air-conditioning load detected by each air conditioner.05-20-2010
20100125369System and Method for Defrost of an HVAC System - A system and a method are provided for monitoring a condition and selectively executing a certification defrost algorithm for a heating, ventilation, and air conditioning (HVAC) system in response to the status of the monitored condition. A system and a method are provided for selectively operating a certification defrost algorithm in parallel to a field defrost algorithm. A system and a method are also provided for causing a controller to execute a first algorithm and for causing the controller to selectively execute a second algorithm while also executing the first algorithm where each of the first algorithm and the second algorithm are configured to selectively cause the HVAC system to operate in a defrost mode.05-20-2010
20100125367METHODS AND SYSTEMS FOR DETERMINING DEHUMIDIFIER PERFORMANCE - Methods, systems, and apparatuses directed to determining the performance of a dehumidifier are disclosed herein. A method of determining dehumidifier performance configured in accordance with one embodiment includes determining an inlet humidity value for airflow entering the dehumidifier, and determining an outlet humidity value for airflow exiting the dehumidifier. The outlet humidity value is determined based at least in part on an efficiency or correction factor for the dehumidifier. The method further includes comparing the inlet humidity value with the outlet humidity value to determine the amount of moisture that the dehumidifier is removing for the air.05-20-2010
20090088901METHOD AND APPARATUS FOR CONFIGURING A COMMUNICATING ENVIRONMENTAL CONDITIONING NETWORK - A method for configuring a communicating environmental conditioning network having a plurality of environmental interactive units communicatingly coupled with a plurality of space interactive units, each respective space interactive unit presenting a conditioned output when engaged with a particular environmental interactive unit, includes: (a) turning on selected delivery elements associated with selected space interactive units; (b) establishing baseline data indicating conditioned outputs of the selected space interactive units; (c) engaging at least one respective space interactive unit with at least one respective environmental interactive unit; (d) waiting a predetermined time interval; (e) measuring a conditioned output associated with each the selected delivery element; and (f) selecting the respective selected space interactive unit associated with the largest change in the conditioned output as assigned to the respective environmental interactive unit.04-02-2009
20100298983VARIABLE SPEED MOTOR CONTROL METHOD AND APPARATUS - An HVAC unit includes an HVAC motor and a system controller. The HVAC motor is coupled to a motor controller. The motor controller is configured to receive a command signal bearing a digitally encoded operating level of the HVAC motor. The system controller is coupled to the motor controller, and is configured to transmit the command signal to the motor controller. The system controller modulates the command signal with the digitally encoded operating level in response to a service demand.11-25-2010
20080208392APPARATUS AND METHOD FOR ENVIRONMENTALLY CONDITIONING A SPACE - An apparatus situated in a space for controlling an air terminal device to affect at least one environmental condition in the space includes: (a) at least one sensor unit for presenting at least one sensed indication related with at least one respective environmental condition of the at least one environmental condition; and (b) a local control unit coupled with the air terminal device and coupled with at least one respective sensor unit of the at least one sensor unit. The local control unit responds to a relationship of at least one predetermined requirement with the at least one sensed indication to effect the controlling.08-28-2008
20110172829METHOD AND DEVICE FOR ADJUSTING THE TEMPERATURE AND HYGROMETRY INSIDE A BUILDING - A method and a device for regulating the temperature inside a building having walls that comprise an inner microporous wall separated from a thermally insulating outer wall by a sheet of air, the device having data processor means (07-14-2011
20090281667AIR CONDITIONING SYSTEM - Even at spots, such as a window side and the back side of a room, where air conditioning loads are different from each other, a comfortable air condition is obtained at low cost using a common air conditioning unit.11-12-2009
20090281668GEOTHERMAL AND REMEDIATION SYSTEM AND METHOD - A method of treating contaminated ground water and controlling the temperature of a building includes pumping water to be remediated from a well to ground level and treating the water with water remediation equipment. The method further includes providing the water to a heat pump to serve as a heat source or a heat sink. The water is then discharged. A geothermal heat pump and water remediation system includes a well used as a source of water, a water remediation system configured to treat the water, and a heat pump configured to heat or cool a building where the heat pump uses the water as at least one of a heat source or a heat sink.11-12-2009
20120296476ENVIRONMENTAL CONTROL METHOD AND SYSTEM - The invention relates to an environment management system method and apparatus used to manage the environment within a structure. When implemented within a system the invention includes a plurality of peripheral devices distributed within the structure where operation of a peripheral device modifies the environment of at least one region of the structure associated with the peripheral device. The system also includes at least one network which connects the plurality of devices, and at least one controller arranged to receive signals from one or more peripheral device and to transmit a command to one or more peripheral devices using this network. The system of the invention also includes a user input system interfaced with the at least one controller where this user input system is arranged to use at least one user neural signal to provide a user command to one or more controllers.11-22-2012
20120296477AUXILIARY CONTROLLER, A HVAC SYSTEM, A METHOD OF MANUFACTURING A HVAC SYSTEM AND A METHOD OF STARTING THE SAME - The disclosure provides a method of starting a heating, ventilation and air conditioning (HVAC) system, a method of manufacturing a HVAC system, a HVAC system, and an integrated controller thereof. In one embodiment, the method of starting includes: (1) receiving an initiation signal at a main system controller of the HVAC system, (2) determining if main controller application information associated with the main system controller is stored thereon, (3) querying an auxiliary controller of the HVAC system when determining the main controller application information is not stored on the main system controller, (4) sending the main controller application information to the main system controller from the auxiliary controller when the auxiliary controller includes the main controller application information and (5) initiating the HVAC system based on the initiation signal and employing the main controller application information sent to the main system controller from the auxiliary controller.11-22-2012
20100145527METHOD FOR OPERATING A VARIABLE DISPLACEMENT COMPRESSOR AND SYSTEM WITH A VARIABLE DISPLACEMENT COMPRESSOR - A system and a method for operating a variable-displacement compressor are provided wherein a volume of a compression chamber of at least one cylinder is varied during a compression cycle, wherein during the cycle the at least one cylinder is alternately coupled to a low pressure side and a high pressure side of the compressor. A first thermodynamic state of the low pressure side and a second thermodynamic state of the high pressure side can be estimated and a current compression ratio06-10-2010
20080281472Open Web Services-Based Indoor Climate Control System - The present invention relates generally to a building automation system, and, more particularly, to an Internet-centric, open, extensible software and hardware framework supporting all aspects of control and monitoring of a smart building ecosphere. The present invention further relates to an “intelligent,” real-time control system capable of both autonomous process control and interaction with system users and system administrators, which is configured to accommodate functional extensions and a broad array of sensors and control devices. The system allows individuals to communicate, monitor and adjust their personal environmental preferences (temperature, light, humidity, white noise, etc.) much like they would in an automobile, via the Internet. The system is equipped with an occupancy sensor that recognizes the presence and identity of the individual. A built-in expert system can make decisions based on data from multiple sources so that the system can alter its activity to conserve energy while maintaining users' comfort.11-13-2008
20090265037System and Method for Assessing and Reducing Air Pollution by Regulating Airflow Ventilation - Disclosed are means for monitoring the levels of air pollution in urban areas for the purpose of optimizing the conditions of airflow ventilation of buildings according to air pollution levels in their area. The invention supplies data in real time regarding local air pollution levels or relative levels, i.e. current air pollution levels in relation to previous ones. The disclosed system and method makes use of the fluctuations in air pollution levels in order to achieve optimal reduction of air pollution levels inside buildings. The system defines optimal times for ventilation in order to achieve a significant and persisting improvement of indoor air quality, in a routine manner, by using measurements of nondeterministic, continuous and effective fluctuations in air pollution levels at the surroundings of each building, specifically in locations which don't include monitoring stations.10-22-2009
20100138049ENVIRONMENTAL CONTROL UNIT FOR HARSH CONDITIONS - A method of controlling an air conditioning system of the type having a variable capacity compressor circulating refrigerant through a condenser, an expander, an evaporator and returning to the compressor. Sensors are disposed to sense a refrigerant condition selected from one of pressure and temperature on one or both the compressor high pressure and low pressure side; and, in the event of an overload condition, the sensors generate a control signal that effects operation of an actuator for moving a member in the compressor to vary the compressor capacity to the lowest capacity output. Alternatively, the generated control signal may vary the compressor speed.06-03-2010
20100138048Air conditioner and method of controlling the same - The present invention relates to an air conditioner. The air conditioner includes a discharge driving unit for discharging an air-conditioned air, a sensor module for detecting first and second radiation signals for heat sources while the sensor module rotates and performs scan in first and second rotation directions and for outputting a human body detection signal based on the detected first and second radiation signals, and a control unit for calculating position information of human bodies based on the human body detection signal and controlling the discharge driving unit based on the calculated position information.06-03-2010
20080234869Remote Performance Monitor and Remote Performance Monitoring Method - A remote performance monitor to acquire monitoring data concerning an air-conditioning system of a monitoring target building and to determine an operating condition of the air-conditioning system, the remote performance monitor comprises a monitoring data receiver (09-25-2008
20090132091Parameter Standardization - Included are embodiments for parameter standardization. At least one embodiment of a system includes a first determining component configured to determine at least one business rule associated with at least one environment and a second determining component configured to determine settings for a plurality of assets associated with the at least one environment to enforce the determined at least one business rule. Some embodiments include a sending component configured to send a signal to the plurality of assets to implement the business rule.05-21-2009
20090143916HVAC CONTROLLER HAVING A PARAMETER ADJUSTMENT ELEMENT WITH A QUALITATIVE INDICATOR - An HVAC controller is described that is configured to be more intuitive and user friendly to program and operate than convention HVAC controllers. In some instances, the HVAC controller may include a touch screen interface that provides greater flexibility in displaying information to the user and/or soliciting information from the user.06-04-2009
20090138125Environmental Control System - An environmental control system for conditioning air in a vehicle compartment, such as an aircraft cabin. Cool expanded higher-pressure air from a turbine is mixed with recirculated warmer, lower pressure air from the compartment. The air is mixed and recirculated by a jet pump which includes an inlet section, an outlet section, a diffuser section and a mixing section. The mixing section includes a plurality of separate mixing chambers. The diffuser section includes diffusers for receiving mixed gases from each of the mixing chambers. The outlet section receives the mixed gases which are then conveyed to the compartment. The inlet section includes for each of the mixing chambers, a primary nozzle for introducing the higher-pressure air into a respective mixing chamber, and a secondary nozzle for introducing the lower pressure air to a respective mixing chamber.05-28-2009
20090138124ANTENNA FOR A BUILDING CONTROLLER - The present invention relates generally to building controllers, and more particularly, to antennas for providing wireless communication capabilities in such building controllers. Methods and systems for automated surface mounting of such antennas are also contemplated and disclosed.05-28-2009
20090005912Apparatus and Method for the Control of the Indoor Thermal Environment Having Feed Forward and Feedback Control Using Adaptive Reference Models - A controller for controlling thermal sources affecting an air temperature in a space subjected to thermal variables, including a sensor network measuring the thermal variables; a feed forward controller generating a feed forward control signal based on an adaptive model including a model of the space and a model of the thermal sources, wherein the models are formed utilizing data from the sensor network; a feedback controller generating a feedback control signal based on a difference between an output of the feed forward controller and output from the space; and a combiner combining the feed forward and feedback control signals to produce a control signal for controlling the thermal sources to control the air temperatures of the space.01-01-2009
20080306632Air Conditioning Control Device - An air conditioning control device is configured to obtain and control data on an air conditioner, which includes a plurality of indoor units. The air conditioning control device includes a data retrieval component, a data collection component, an analysis component, and an analyzed results display component. The data retrieval component retrieves air conditioner operating data including power consumption data for each indoor unit. The data collection component collects operating data at certain periods of time. The analysis component analyzes operating data for each indoor unit. The analyzed results display component visualizes and displays the analyzed data that has been analyzed by the analysis component.12-11-2008
20110224832CONTROL MODEL UPDATING DEVICE AND METHOD, AIR-CONDITIONER CONTROLLING SYSTEM, AND DATA SUITABILITY EVALUATING DEVICE - A control model calculating portion for calculating a control model using analysis data, a control model updating portion for updating by accepting the control model, and a data suitability evaluating portion for evaluating the suitability of analysis data are provided. The data suitability evaluating portion comprises a function characteristic prior knowledge storing portion for storing prior knowledge regarding a characteristic obtained in advance regarding the subject of control, a quadratic polynomial calculating portion for calculating a quadratic polynomial wherein the analysis data is approximated by a quadratic function, and a characteristic evaluating portion for comparing a characteristic of the quadratic polynomial, calculated by the quadratic polynomial calculating portion, to prior knowledge stored in the function characteristic prior knowledge storing portion. The control model updating portion updates the control model if the two match in the comparison.09-15-2011
20100298991SYSTEM AND METHOD FOR CONTROLLING A WIND FARM - System and method for controlling a wind farm, for wind farms comprising a plurality of wind turbines having a rotor, a generator, a control unit and means for connecting to the mains of the wind farm, said wind turbines having means for generating reactive power according to the instructions of the wind farm control system, said control system calculating a global reactive power demand to be produced by the whole wind farm on the basis of the voltage at the connection point or the power factor required, and said control system sending reactive power instructions to the wind turbines of the farm, the central control system for the wind turbines receiving information based on one or more parameters indicating the level of heating of the electrical components of the wind turbines, the generation of reactive power being distributed between the various wind turbines.11-25-2010
20110144811Optimizer for single staged refrigeration systems - An optimizer for a single staged refrigeration system comprising a speed modulation device, controller, and supply air temperature sensor. The optimizer is intended for modulating the speed of the indoor fan and compressor in existing or new refrigeration systems in settings including but not limited to residential houses/buildings, residential heat pump systems, commercial heat pumps systems, water source heat pumps, and roof top units. The optimizer solves humidity and noise problems in existing systems, reduces peak demand, increases energy efficiency, reduces energy consumption rates, and minimizes compressor failure rates and O&M costs.06-16-2011
20120290135UNIFIED AND FLEXIBLE CONTROL OF MULTIPLE DATA CENTER COOLING MECHANISMS - Techniques are described for controlling the climate in a data center. Using the input of an administrator, multiple desired attributes of a data center (e.g., temperature, energy consumption, costs, or system performance) may be balanced using a utility function that maximizes the utility of the computing systems in the data center according to the administrator's preferences. Additionally, a cooling model is generated that represents the affect of a control parameter (e.g., the fan speed of a CRAC) on the desire attributes of the data center. The cooling model may then be substituted into the utility function to replace the desired attributes. Using this new utility function, the control parameters may be varied such that the maximum utility is achieved.11-15-2012
20090082908Calculating Airflow Values For HVAC Systems - A method of calculating a control parameter for a component in an HVAC system includes receiving a plurality of input signals, and calculating a value of the control parameter using a control parameter equation having a plurality of predetermined coefficients and a plurality of variables, each variable corresponding to one of the input signals. This equation is stored in and subsequently fetched from memory associated with a component of the HVAC system, such as a blower motor controller or a system controller. In some embodiments, the equation is stored in a device for interfacing a system controller with a blower motor assembly.03-26-2009
20090082907MECHANICALLY ISOLATED ENVIRONMENTAL TEST CHAMBER - In some embodiments a data storage device environmental test system and associated method of use is associated with a testing volume and a control volume that are separately contained in first and second enclosures, respectively, wherein the first and second enclosures possess no common structural member.03-26-2009
20090210094APPARATUS AND METHOD FOR CONTROLLING AN AIR SUPPLY FOR DRYING PAINTED VEHICLES AND OTHER OBJECTS - A method includes determining how to adjust one or more manipulated variables using at least one model. The one or more manipulated variables are associated with a supply of conditioned air for drying one or more objects. The method also includes generating one or more control signals to control one or more controlled variables associated with the supply of conditioned air. The one or more controlled variables include temperature, dewpoint, and/or humidity of the conditioned air. The one or more manipulated variables include a flow of heated material (like steam) used to condition the conditioned air. The one or more manipulated variables could also include a number of active units in a humidifier. Generating the one or more control signals could include accumulating adjustments associated with the humidifier and generating a control signal to alter the number of active units in the humidifier when the accumulated adjustments exceed a threshold.08-20-2009
20110224833Air Conditioning System And Communication Method Thereof - In an air conditioning system and a communication method thereof a wireless network may be established between indoor units and a controller or between outdoor units so as to allow communications therebetween, thereby facilitating device addition or device deletion. Also, one or more outdoor units and a plurality of indoor units may be controlled without a dedicated communication line or with using a less mount of the dedicated communication line, and the outdoor units or indoor units may perform communications using one or more communication technologies, such as wireless communication and pipe communication technologies and wireless communication and dedicated line communication technologies, while performing communications with the controller using the wireless communication technology.09-15-2011
20090222138VENTILATOR CONTROL OPTIMIZER - A ventilator control optimizer allowing the control of a ventilator without the need for manual input. The ventilator control optimizer analyzes trends in indoor environmental conditions (dew point, relative humidity, etc.) and makes decisions based on these trends. The ventilator control optimizer is able to change ventilator fan speeds depending on the detected trends. This will prevent the ventilator from operating under conditions which might aggravate the humidity problem indoors. The ventilator control optimizer also allows auxiliary systems (dehumidifier, etc.) to be controlled automatically to deal with high humidity conditions.09-03-2009
20090099698EQUIPMENT ITEM MANAGEMENT SYSTEM, CONTROL METHOD THEREOF, AND EQUIPMENT ITEM MANAGEMENT APPARATUS - A method A communication section 04-16-2009
20090192650Method for controlling enthalpy in air conditioning systems - In an air conditioning system a method for controlling enthalpy in the environment of a structure is disclosed. The blower speed is controlled in such a manner as to maintain the prescribed dew point temperature of the air passing over the evaporator coils. When the air to be cooled contains high relative humidity, a greater quantity of latent heat is rejected into the evaporator, resulting in less sensible heat being rejected. This results in higher sensible temperature of air passing over the evaporator coils and thus the blower speed is reduced in and effort to maintain dew point. Maintaining the prescribed dew point ensures that the air in the space is continuously maintained at the optimum humidity levels without the use of humidity sensors. Enthalpy is determined by observing relative blower speed and the refrigeration compressor is modulated based on the blower speed.07-30-2009
20100274395ADAPTABLE HVAC; AC MOTOR SPEED, AIR TEMPERATURE AND AIR QUALITY CONTROL SYSTEM - A Heating, Ventilating, and Air Conditioning Management and Control System (CS) that provides “Closed Loop Adaptive Climate Control” of heating, cooling, ventilation or any combination thereof to an occupied space using standard AC electric induction motor(s) connected to a fan and other motor or electric powered devices. The CS uses methods and apparatus based on Opto-Programming & Processing Analog techniques that allow multi-dimensional concurrent variables to continuously and Adaptively vary the quantity and/or rate of discharge air, return air, outside air, discharge air temperature and thermal fluid flow. The CS adapts, adjusts, varies electric motor(s) and device(s), speeds and actions by concurrently adjusting motor voltage, frequency and phase as needed; to control fan output(s), associated damper actuators, valve actuators, or other unit devices. The CS is capable of accepting or generating multiple inputs, outputs, or a combination of both from sensors, devices, motors and more in analog or digital format.10-28-2010
20100161134VARIABLE CAPACITY COMPRESSOR CONTROLLER AND VARIABLE CAPACITY COMPRESSOR CONTROL METHOD - A control method controlling a compression capacity of a variable capacity compressor (06-24-2010
20100152905DATA-DRIVEN APPROACH TO MODELING SENSORS - A method, computer program product and system are provided for modeling non-controllable parameters affecting system performance. The method may include receiving historical values for each of a plurality of system parameters and grouping the system parameters into controllable, non-controllable, and performance parameters. The method may further include determining a first set of predictors from the non-controllable parameters using the historical values of these non-controllable parameters and, for each predictor in the first set, determining optimal time instances at which a value of each predictor is measured using non-uniform time scales. These optimal time instances may then be saved as a second set of predictors. One or more constraints may then be established for each of the controllable parameters. Finally, a dynamic model based on the second set of predictors, the controllable parameters, and the performance parameters may be constructed and optimized.06-17-2010
20120197444MANIPULATING ENVIRONMENTAL CONDITIONS IN AN INFRASTRUCTURE - A system and method for manipulating environmental conditions in an infrastructure containing a fluid moving device are disclosed that include identifying correlations between operational settings of the fluid moving device and environmental conditions resulting from changes to the operational settings. In addition, an environmental condition detected at a location proximate to or within the plenum following supply of fluid into the plenum by the fluid moving device is received and errors between the received environmental condition and a reference environmental condition are identified. Operational settings for the fluid moving device to achieve the reference environmental condition are determined based upon the identified correlations and errors.08-02-2012
20100262297LIGHTING CONTROL SYSTEM AND METHOD - Lighting devices are configured to communicate with one another and with external systems. Sensors located at such lighting devices communicate with the external systems and with others of the lighting devices. Lighting is controlled to maintain safety, to drive customer traffic within a retail facility, or to conserve energy. An application programming interface provides a common mechanism for control of various lighting device types.10-14-2010
20100191379VENTILATING APPARATUS AND METHOD OF CONTROLLING THE SAME - A ventilating apparatus includes a blow fan, a filter arranged to collect dust contained in air flow generated by the blower fan, and a control unit configured to use a time input value, which is for outputting a filter sign, to increase a target rotational speed of the blower fan with a prescribed frequency.07-29-2010
20100185332CLIMATE CONTROL SYSTEM FOR AN ENCLOSURE - A system and method for climate control of an enclosure that includes two climate control systems configured to operate in conjunction to cool the enclosure. One climate control system may be configured to control the operation of the other climate control system. The climate control systems operate depending on the temperature of certain areas.07-22-2010
20100211223CURRENT DETECTING DEVICE, AIR CONDITIONING APPARATUS, CORRECTION CONSTANT CALCULATING SYSTEM AND CORRECTION CONSTANT CALCULATING METHOD - A current detecting device includes a current leveling unit, a first wire and a current detecting unit. The current leveling unit is configured to level a drive current that is passed through a motor drive unit to drive a motor. The first wire is configured and arranged to carry flow of a motor current that has been passed through the motor and the drive current that has been leveled by the current leveling unit. The current detecting unit is configured to detect a sum of the motor current flowing on the first wire and the drive current that has been leveled flowing on the first wire.08-19-2010
20100222929Method for Pre-Climatizing a Stopped Motor Vehicle - A method and a correspondingly designed motor vehicle are provided for pre-climatizing the motor vehicle when shut-off by way of a heating and/or cooling unit, which draws its energy for heating and/or cooling from an electric storage unit. When the heating and/or cooling unit is activated by a vehicle external operator control element, the heating and/or cooling unit is initially activated in a first output stage. Then, the heating and/or cooling unit is switched from the first output stage to a second output stage as a function of predetermined conditions.09-02-2010
20130218350System and Method for Real-Time Controls of Energy Consuming Devices Including Tiered Architecture - A system for operating a plurality of energy consuming devices is provided that includes a plurality of device drivers coupled to respective device controllers. Each device controller is associated with a corresponding one of the energy consuming devices, and each device controller includes at least one sensor and is adapted to modulate an output setting of the corresponding energy consuming device. The system also includes a processor coupled to the plurality of device drivers and adapted to cause each of the plurality of device drivers to periodically receive data from the respective one of the device controllers. The system further includes a display interface coupled to the processor and to a display. The display interface is adapted to transmit data to the display. A non-transitory computer readable medium having recorded thereon a program is provided. An apparatus for analyzing data from a plurality of energy consuming devices is provided.08-22-2013
20100204834LIFESTYLE ACTIVITY CHOICE COMFORT SETTINGS - A thermostat includes a present lifestyle activity comfort level corresponding to each of at least three thermostat user interface buttons. The thermostat user interface buttons can be preset using a “radio preset” style of setting. A method of selecting a comfort level includes the step of presetting user operable buttons labeled with a lifestyle activity comfort choice to a comfort level choice using a “radio preset” style of presetting. Also, a thermostat for controlling the comfort level in a building space includes a receiver coupled to a microcomputer, wherein the receiver reacts responsively to a signal indicating the presence of a person in the building space such that on detection of the presence of the person by the receiver, the thermostat sets a comfort level preferred by that person according to a preset comfort level.08-12-2010
20120245739SYSTEM AND METHOD FOR MAINTAINING AIR TEMPERATURE WITHIN A BUILDING HVAC SYSTEM - A system and method for conditioning air within an air handling system of a building is provided. The building has a hot water source and a cold water source. The conditioning system includes at least one heating-cooling unit connected to the air handling system, a primary water storage device, at least one heat pump, and a controller. The heating-cooling unit, which includes at least one chilled beam, is operable to transfer heat into or out of air passing within the air handling system of the building. The primary water storage device is operable to store a volume of water within a predetermined temperature range. The primary water storage device is in communication with the hot water source and the cold water source. The heat pump is connected to the primary water storage device and the chilled beam. The controller is adapted to selectively drive the heat pump to transfer heat between the primary water storage device and the chilled beam. The controller is also adapted to selectively control the system to transfer heat into or out of the primary water storage device to maintain the water within the primary storage device within the predetermined temperature range.09-27-2012
20130138250INTELLIGENT COMFORT MANAGEMENT USING NATURAL LANGUAGE PROCESSING TO INTERFACE WITH A COMFORT SYSTEM CONTROLLER - Advantageously employing natural language processing for operating comfort systems is disclosed herein. A method of operating a comfort system for an enclosed space, a management system and a HVAC apparatus are provided. In one embodiment, the method includes: (05-30-2013
20130144444METHOD FOR DETERMINING PARAMETERS FOR CONTROLLING AN HVCA SYSTEM - A method for determining parameters for regulating an HVAC system including thermal elements configured to be regulated by regulation loops, including: simulation in steady state of thermal and electrical behaviour of the modelled HVAC system, computing energy consumption of the modelled HVAC system for different values of physical magnitudes and different values of set points to be applied at an input of the regulation loops; determination of values of set points for which energy consumption of the modelled HVAC system is lowest; simulation in dynamic state of the thermal and electrical behaviour of the modelled HVAC system, computing values of output physical magnitudes of the thermal elements; computation of parameter values of the regulation loops, based on values of output physical magnitudes of the thermal elements and for each of the regulation loops.06-06-2013
20110010014SYSTEMS AND METHODS FOR CONTROLLING A BEDROOM ENVIRONMENT AND FOR PROVIDING SLEEP DATA - A system for controlling a bedroom environment includes an environmental data collector configured to collect environmental data relating to the bedroom environment; a sleep data collector configured to collect sleep data relating to a person's state of sleep; an analysis unit configured to analyze the collected environmental data and the collected sleep data and to determine an adjustment of the bedroom environment that promotes sleep of the person; and a controller configured to effect the adjustment of the bedroom environment. A method for controlling a bedroom environment includes collecting environmental data relating to the bedroom environment; collecting sleep data relating to a person's state of sleep; analyzing the collected environmental data and the collected sleep data; determining an adjustment to the bedroom environment that promotes sleep; and communicating the adjustment to a device that effects the bedroom environment.01-13-2011
20110130880GROUP MANAGEMENT APPARATUS AND GROUP MANAGEMENT SYSTEM - A group management apparatus is configured to manage a plurality of air conditioning facilities installed in a plurality of buildings as a plurality of groups. The group management apparatus includes an obtaining section configured to obtain operational data of the air conditioning facilities through a plurality of control units disposed in the buildings on a one-to-one basis, and an extracting section configured to extract one or more groups satisfying predetermined conditions from the groups based on a plurality of assessment perspectives. The control units are configured to control the air conditioning facilities within the buildings. A group management system includes the group management apparatus and the control units.06-02-2011
20110029138Method for Controlling Longwall Operations with Incorporation of Air-Technology and Climate-Technology Resources - A method for controlling the extraction capacity of longwall operations in underground coal mining, including ascertaining the respective demand of the longwall operations, for air-technology and climate-technology resources, as influencing variables for a projected delivery quantity on the basis of data applicable to equipment of the longwall operations and to mineral deposit parameters, and storing the ascertained influencing variables in a computer as target data. Actual data for a raw coal delivery quantity, for air flowing through, for the supplied cooling capacity, and for the exhaust gas during running operation is detected and conveyed to the computer. if an increased demand for resources is recognized, coverage is initiated via a changeover of excess resources available at other longwall operations or if a reduced demand for resources is recognized, excess resources are rerouted to other longwall operations experiencing corresponding demand deficiencies.02-03-2011
20110046790ENERGY REDUCING RETROFIT METHOD AND APPARATUS FOR A CONSTANT VOLUME HVAC SYSTEM - An energy-reducing method and apparatus for retrofitting a constant volume HVAC system, with or without an economizer, that provides heating, cooling, and ventilation to occupants within a building space. The present invention includes the introduction of a programmable logic controller and variable frequency drive (VFD) that takes control of the existing fan, heating, cooling, and optional economizer operation. The controller is programmed for the reduction of fan speed in the heating and cooling modes. The reduction of the fan speed in the ventilation mode when the 100% operation is not needed saves significant energy of the existing constant volume HVAC system where the fan motor is designed to run 100% of the time. The fan speed may be further reduced upon a reduction in sensed occupancy levels of the space, such as with a CO02-24-2011
20100241275DEVICES, SYSTEMS, AND METHODS FOR COMMUNICATING WITH ROOFTOP AIR HANDLING UNITS AND OTHER HVAC COMPONENTS - A device for communicating information from a controller for a rooftop air handling unit to a portable electronic device includes a wire terminal for wiring to the controller and for receiving a signal comprising information from the controller. The device further includes a transceiver configured to wirelessly transmit the information to the portable electronic device. The device yet further includes a circuit coupled to the wire terminal and the transceiver. The circuit is configured to extract the information from the signal. The circuit is further configured to provide the information from the wire terminal to the transceiver.09-23-2010
20100114382Determination of the Type of Heaving, Ventilating, and Air Conditioning (HVAC) System - The present invention provides apparatuses and computer readable media for obtaining information about a heating, ventilating, and air conditioning (HVAC) system and sending the information to a remote networked device. A control circuit deactivates loads of a HVAC system so that a sampling circuit can inject a test signal into the loads. Based on a resulting signal, a processor determines what loads are connected to a thermostat. The processor can consequently determine the type of the HVAC system. The processor may further utilize a lookup table that maps possible values of the resulting signal with different types of HVAC systems. The thermostat may consequently send information about the load configuration to a networked device. The thermostat may further detect a change of the load configuration and notify the networked device and may periodically inject the test signal into the connected loads when the control relays are deactivated.05-06-2010
20110082592AIR-CONDITIONING CONTROL SYSTEM AND AIR-CONDITIONING CONTROL METHOD - Air that is cooled with ground temperature is circulated in a room, by delivering air in the room outward to an exhaust pipe with a predetermined exhaust pressure; sucking the air discharged from the exhaust pipe with a predetermined suction pressure via an underground path that is formed in ground by the air discharged from the exhaust pipe into the ground; and delivering the sucked air into the room.04-07-2011
20090048715Contingency mode operating method for air conditioning system - An air conditioning apparatus including a heater or furnace includes a controller for receiving control signals from a thermostat and from a user interface for initiating a contingency mode of operation when a signal from the thermostat is not available. The user interface includes a visual display and multiple keys for entering the contingency mode which includes selecting a capacity of heat output of the apparatus and a duty cycle. The user interface may be disposed in the apparatus cabinet and connected directly to a microprocessor based controller for the apparatus. The contingency mode is automatically aborted if a fault signal is received by the controller, a signal is received from a thermostat or power to the apparatus is interrupted.02-19-2009
20120245738Minimizing Aggregate Power from HVAC Cooling and IT Equipment in a Data Center - A mechanism is provided for minimizing aggregate power from HVAC cooling and IT equipment in a data center. The mechanism selects a high HVAC set point for low-utilization and selects a low HVAC set point for high utilization. For each cooling zone in a data center, the mechanism monitors the average utilization of equipment in the cooling zone and selects the appropriate HVAC set point based on utilization. The mechanism may determine efficiency to determine whether to adjust universal HVAC set points or the HVAC set points for each given cooling zone. That is, the mechanism may dynamically adjust HVAC set points for optimal efficiency. Alternatively, the mechanism may go beyond binary control and compute actual data center efficiency metrics to decide on intermediate set points.09-27-2012
20100070086INDOOR AIR QUALITY CONTROLLERS AND USER INTERFACES - Controllers for controlling heating, ventilating, air conditioning, and cooling (HVAC) systems are provided. The controllers include graphical user interfaces for user adjustment of system settings. The controllers also include communication interfaces for receiving climate data. In certain embodiments, the controllers govern operation of the HVAC systems based at least in part on the climate data. Further, the controllers may display information and alerts related to the climate data. The controllers also may govern operation of air treatment devices within the HVAC systems.03-18-2010
20100070084SYSTEM AND METHOD FOR CALCULATING THE THERMAL MASS OF A BUILDING - The invention comprises a system for calculating a value for the effective thermal mass of a building. The climate control system obtains temperature measurements from at least a first location conditioned by the climate system. One or more processors receive measurements of outside temperatures from at least one source other than the control system and compare the temperature measurements from the first location with expected temperature measurements. The expected temperature measurements are based at least in part upon past temperature measurements obtained by said HVAC control system and said outside temperature measurements. The processors then calculate one or more rates of change in temperature at said first location.03-18-2010
20100070085AIRFLOW ADJUSTMENT USER INTERFACES - Controllers for controlling heating, ventilating, air conditioning, and cooling (HVAC) systems are provided. The controllers include graphical user interfaces for user adjustment of system settings. The graphical user interfaces also may be designed to present information that facilitates user understanding of system operations. In certain embodiments, the controllers may allow users to adjust airflow values within a wide range of values. In these embodiments, the graphical user interfaces may include slide bars for adjusting the airflow values.03-18-2010
20110178643SYSTEM, METHOD, AND COMPUTER READABLE MEDIUM FOR REGULATING DEMAND FOR ELECTRICITY - A system, method, and computer readable medium for managing energy supplied by an electricity vendor to a facility heatable by electrical and non-electrical means are disclosed. The method, for example, involves determining a requested load from a vendor as the difference between a target load of the vendor and a current load on the vendor imposed by the facility; and when the requested load is greater than zero, increasing heating of the facility by electrical means thereby increasing a current heating electrical load of the facility by at least a portion of the requested load; and decreasing heating of the facility by non-electrical means thereby decreasing a current heating non-electrical load of the facility.07-21-2011
20100063635SYSTEM AND METHOD TO PROGRAM AIR CONDITIONER MODULES - A system to program microcomputers associated with a plurality of bus rooftop air conditioners comprises a plurality of air conditioner modules located on a bus rooftop. Each air conditioner module includes a microcomputer. Each microcomputer is connected to a CAN (computer area network) bus connection, and the CAN bus is common to each microcomputer. The system also includes a programming device that is communicatively coupled to at least one of the microcomputers of one of the plurality of air conditioner modules, wherein the programming device transfers a software update to the at least one of the microcomputers followed by the at least one of the microcomputers transferring the software update to each of the microcomputers in the of air conditioner modules located on a bus rooftop. A method for programming a plurality of microcomputers contained within a plurality of bus air conditioning modules is also presented.03-11-2010
20100057258Return Fan Control System and Method - A return fan control system for an HVAC system comprises a supply fan control loop, a return fan control loop and a building pressure control system. The supply fan control loop comprises a duct pressure controller arranged to control a supply fan to a duct pressure setpoint. The return plenum pressure control loop comprises a return plenum pressure controller arranged to automatically control a return fan to a return plenum pressure setpoint determined by a setpoint reset function. The building pressure control system is operable to control a building pressure. The building pressure control system may comprise a building pressure control loop and an outside air control loop cooperatively arranged to control an exhaust damper in response to an outside air intake.03-04-2010
20110251724SERVER AND METHOD FOR DETECTING WORK STATUSES OF AIR COMPRESSORS - A server and method detects work statuses of air compressors in a pipeline system. The server reads pipeline system data and air compressor data measured from the pipeline system and determines if work status of an air compressor needs to be changed. A warning message is generated by the server and sent to an alarm computer in response to a determination that the work status of the air compressor needs to be changed. The server saves the pipeline system data and the air compressor data into a database system.10-13-2011
20110077779SYSTEMS AND METHODS FOR CONFIGURING A BUILDING MANAGEMENT SYSTEM - Described herein are systems and methods for configuring a BMS. In general terms, the present technology is focused on approaches for arranging and modeling building information data, particularly in terms of equipment categories and relationships between pieces of equipment, for example in the context of an HVAC system. This is advantageous in the sense that the likes of visualization, application creation, and reporting are able to be significantly streamlined. Various embodiments make use of an “equipment model”, being a model which defines items for each piece of equipment in a building system based on predefined standards, thus allowing for predictable descriptions (for example in terms of data points and relationships). Some embodiments combine this with a facility model, which describes a building in spatial terms.03-31-2011
20120303164APPARATUS AND METHOD FOR CONTROLLING COMPUTER ROOM AIR CONDITIONING UNITS (CRACs) IN DATA CENTERS - Various embodiments provide an apparatus and method for controlling computer room air conditioning units (CRACs) in data centers. An example embodiment includes: receiving an alert message from a reporting wireless network sensor of a plurality of wireless network sensors via a wireless sensor network, the alert message including information indicative of a modification needed to an environmental condition, the alert message including an indication of stability or instability of a computer room air conditioning unit (CRAC) in a data center; and using the information indicative of a modification needed to an environmental condition at a networked controller to command a device capable of modifying the environmental condition to modify the environmental condition in a manner corresponding to the information in the alert message, commanding the device including controlling fan speed in the CRAC to correct an indication of instability.11-29-2012
20110046791AIR CONDITIONER - An indoor unit includes an indoor side transmitting and receiving section, a relay which is put in a closed state in a standby state, and an indoor control section which controls the relay on the basis of an output of the indoor side transmitting and receiving section. An outdoor unit includes an outdoor side transmitting and receiving section, and a power circuit. Then, the indoor control section of the indoor unit does not bring the relay into the closed state upon determining that the connection wiring lines which connect the indoor unit with the outdoor unit are miswired on the basis of a reception output of the indoor side transmitting and receiving section when operation starts from a standby state in which the supply of power of the outdoor unit is stopped.02-24-2011
20120203380Determining Energy Consumption in a Structure - Methods, apparatus, and systems are provided for measuring the supply of a consumable product/energy source, such as electrical power, to a facility over time and analyzing the measurements to determine the consumption or supply of the product by one or more loads and/or sources in the facility, and to determine induced and residual heat flow through the facility's envelope. Various aspects compare the measured supply of the consumable product to a database of consumption signatures, which characterize access to the consumable product by particular users. Operating conditions and facility characteristics, such as temperatures, load factors, insulation factors, etc., may be further considered in determining a particular user's access of the consumable product. To aid in the controlling of energy use, thermal resistance factors of the building are determined, which are based on the induced and residual heat flow through the facility.08-09-2012
20120277916HEATING, VENTILATING, AND AIR CONDITIONING MODULE FOR A VEHICLE - A heating, ventilating, and air conditioning (HVAC) module for a vehicle includes an HVAC structure to accommodate a plurality of HVAC system components, the HVAC structure configured to be installed in a host vehicle. The HVAC module also includes an interconnect network with a first group of the HVAC system components and a hub component, wherein the hub component is coupled to a second group of the HVAC system components. An HVAC module connector is coupled to the interconnect network to establish data connectivity between the interconnect network and an electronic control module of the host vehicle.11-01-2012
20100004787METHOD AND APPARATUS FOR CONFIGURING A COMMUNICATING ENVIRONMENTAL CONDITIONING NETWORK - A method for configuring a communicating environmental conditioning network, an apparatus for such configuring and a method for configuring a communicating air conditioning network are disclosed. In one embodiment, the method for configuring a communicating environmental conditioning network includes: (1) establishing baseline data indicating conditioned outputs of selected space interactive units of the plurality of space interactive units, (2) activating a respective environmental interactive unit of the plurality of environmental interactive units and (3) assigning to the respective environmental interactive unit a respective selected space interactive unit associated with the largest change in a conditioned output.01-07-2010
20120203379USER FRIENDLY INTERFACE FOR CONTROL UNIT - A user-friendly programmable thermostat is described that includes a central electronic display surrounded by a ring that can be rotated and pressed inwardly to provide user input in a simple and elegant fashion. The current temperature and setpoint are graphically displayed as prominent tick marks. Different colors and intensities can be displayed to indicate currently active HVAC functions and an amount of heating or cooling required to reach a target temperature. The setpoint can be altered by user rotation of the ring. The schedule can be displayed and altered by virtue of rotations and inward pressings of the ring. Initial device set up and installation, the viewing of device operation, the editing of various settings, and the viewing of historical energy usage information are made simple and elegant by virtue of the described form factor, display modalities, and user input modalities of the device.08-09-2012
20110160915CONTROLLER INTERFACE WITH MULTIPLE DAY PROGRAMMING - A controller equipped with a user interface having multiple-day programming capabilities, including methods of programming such devices, are disclosed. The user interface may include one or more menus or screens that can be used to program a schedule for one or more selected days during the week. An illustrative method of programming the controller may include the steps of entering a scheduling routine, selecting multiple days for schedule modification, changing the schedule parameters for one or more periods during the selected days, and then exiting the scheduling routine.06-30-2011
20110160914TILT SENSOR APPARATUS AND METHOD - A tilt sensor apparatus and method provide sensing and feedback of angular orientation. In preferred embodiments, the tilt sensor apparatus and method of the present disclosure may advantageously be used in an HVAC system to provide feedback on damper position to an HVAC controller.06-30-2011
20090018702System and method for controlling vehicle idling based on engine emmissions - An idle control system for a vehicle is provided.01-15-2009
20130158722AIR CONDITIONING CONTROL DEVICE AND METHOD THEREOF - An air conditioning control device and a method thereof are provided, and the air conditioning control method includes the following steps. A plurality of predetermined state information and a current state information are generated according to environment states of a physical space, and a target state information is selected form the plurality of predetermined state information according to a minimum energy consumption. Moreover, the current state information and the target state information are utilized to generate a current effective temperature value and a target effective temperature value, and a set temperature value and a return-air temperature value are extracted from an air conditioning controller. The current effective temperature value, the target effective temperature value, the set temperature value and the return-air temperature value are utilized to execute fuzzy inference to generate a temperature fine-tuning value. The temperature fine-tuning value is utilized to adjust the set temperature value.06-20-2013
20130158714HVAC CONTROLLER WITH USER ACTIVATED PERFORMANCE TEST - An HVAC controller may include a user activated performance test for monitoring the performance of a connected HVAC system. In some cases, the user activated tests may cause the HVAC controller to operate the HVAC system and identify a current delta T of the HVAC system. In some cases, the identified current delta T may be displayed on a display of the HVAC controller for viewing and/or evaluation by the user. In some cases, a delta T limit may be accepted from the user through the user interface of the HVAC controller. In some cases, a minimum run time may also be received via the user interface of the HVAC controller. The delta T limit and/or the minimum run time may be based, at least in part, on the current delta T identified by the user activated performance test.06-20-2013
20110054699ENERGY MANAGEMENT SYSTEM AND METHOD - A system and method migrating virtualized environments is disclosed. According to an aspect of the disclosure, a home energy management system and method includes a database configured to store site report data received from a plurality of residential sites using a wireless home energy network at each site. Each residential site includes a thermostat accessible to the wireless home energy network. A processor is operably coupled to the database and configured to access the site report data and detect a current temperature set-point of the thermostat at a first residential site; detect a first seasonal profile of the thermostat; detect a current operating mode of a HVAC system operably coupled to the thermostat; and determine a thermostat schedule of the thermostat using the first seasonal profile and the current operating mode of the HVAC system.03-03-2011
20110054697AUTOMATIC ENVIRONMENTAL ADJUSTMENT SYSTEM - A system automatically adjusts environmental condition by detecting an environment value and controlling a window blinds and an environmental regulator according to a comparison between the environment value and a predetermined environment value.03-03-2011
20110264275DEMAND CONTROL VENTILATION SYSTEM WITH COMMISSIONING AND CHECKOUT SEQUENCE CONTROL - The disclosure relates to a Demand Control Ventilation (DCV) and/or Economizer system that is capable of drawing outside air into an HVAC air stream. In some instances, the DCV and/or Economizer system may be configured to help perform one or more system checks to help verify that the system is functioning properly. In some instances, the DCV and/or Economizer system may provide some level of manual control over certain hardware (e.g. dampers) to help commission the system. The DCV and/or Economizer system may store one or more settings and or parameters used during the commissioning process (either in the factory or in the field), so that these settings and/or parameters may be later accessed to verify that the DCV and/or Economizer system was commissioned and commissioned properly.10-27-2011
20110264273DEMAND CONTROL VENTILATION SYSTEM WITH REMOTE MONITORING - Methods and systems for remotely monitoring and/or controlling a demand control ventilation system are disclosed. In one illustrative embodiment, a demand control ventilation device having a damper and a controller are provided. The damper may have a range of damper positions for controlling a flow of outside air into the building. The controller controls the damper positions such that a desired flow of outside air is drawn through the damper and into the building. A remote monitoring device may also be provided. The remote monitoring device may be located remotely from the demand control ventilation device, but in communication with or part of the controller. In some instances, the remote monitoring device may have a user interface for remotely monitoring and/or controlling at least certain aspects of the demand control ventilation system from the remote location.10-27-2011
20110125329UTILIZING CELL PHONE LOCATION FOR OCCUPANCY DETERMINATION AND HOME ENERGY CONTROL - A cell phone location-based system is described that determines the occupancy of a home and controls home energy consumption such that energy is saved when the home is unoccupied. Occupancy is determined according to cell phone locations, occupant behavior patterns, or burglar alarm status. When an occupant is determined to be returning to their unoccupied home, the heating or cooling apparatus is activated to return the temperature in the home to a comfortable level by the time the occupant arrives.05-26-2011
20110125328Control System for a Room Air Conditioner and/or Heat Pump - A universal control system is provided for a room air conditioner or heat pump that has a number of sensor inputs. An electronic control system with a microcontroller and microcomputer are used to provide a large number of operations that can be performed by (1) manufacturer, (2) end users and (3) maintenance personnel. The manufacturer can load different versions of a software program to match the unit. The end user can program in a large number of different conditions or schedules the end user finds desirable, plus the end user is advised of maintenance requirements or faults. The maintenance personnel may perform diagnostics, determine fault history, upload improved or replacement software, as well as the numerous maintenance functions normally performed by maintenance personnel.05-26-2011
20110137467BACKUP CONTROL FOR HVAC SYSTEM - An equipment interface module that can operate one or more pieces of HVAC equipment in accordance with instructions received from a properly operating thermostat, yet can also operate the HVAC equipment when communications between the thermostat and the HVAC controller are lost due to, for example, low battery power at the thermostat, malfunctioning thermostat sensor(s), malfunctioning communication and/or thermostat circuitry, electrical interference, and the like. In some instances, the equipment interface module may regulate the HVAC equipment in accordance with a signal from a remote sensor when communication with the thermostat is lost.06-09-2011
20100179695System and Method for Temperature Management of a Data Center - A system and method for managing the temperature of a data center is disclosed in which a target computer system is identified. The target computer system is the system that requires access or service. The operation of the computer systems in the vicinity of the target computer system is modified to reduce the temperature in the vicinity of the target computer system or along the pathway between the entrance to the data center and the target computer system. After the target computer system is accessed or serviced, the computer systems in the vicinity of the target computer system or along the pathway between the entrance to the data center and the target computer system can be returned to their original state.07-15-2010
20100179696DEVICE ABSTRACTION SYSTEM AND METHOD FOR A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING SYSTEM - The disclosure provides an HVAC data processing and communication network and a method of manufacturing the same. In an embodiment, the method includes configuring a user interface to receive a first parameter setting associated with a system device. The user interface is further configured to send a message to the system device including the first parameter setting. The user interface is further configured to receive from the system device a second parameter setting that is dependent on the first parameter setting. The user interface is further configured to make the second parameter setting available for viewing.07-15-2010
20100121494AIR CONDITIONER WITH OPERATION ACCORDING TO A USER-DEFINED CURVE AND THE CONTROL, METHOD THEREOF - An air conditioner with operation according to a user-defined curve and the control method thereof are disclosed. The air conditioner includes a main unit, the main unit includes: a receiving unit of user-defined curve for receiving the user-defined curve set by a user, the user-defined curve is used to define the coincidence relation between the needed air conditioning temperature and the time, and a control unit connected to the receiving unit of user-defined curve for controlling the air conditioning temperature of the air conditioner at different time according to the user-defined curve. The user-defined curve can be set by a keyboard of a remote controller by the user, the data of the user-defined curve can be stored in a memory chip and then can be sent into an infrared signal receiving unit of the main unit, a MCU control chip controls the operation of the air conditioner according to the user-defined curve.05-13-2010
20110153089ACTUATOR FOR HVAC SYSTEMS AND METHOD FOR OPERATING THE ACTUATOR - An actuator for an HVAC system comprises a stored model definition defining an HVAC control application, and an element library including a variety of stored model elements and controller modules (D, E) having instructions for controlling a processor of the actuator. The controller modules (D, E) include model elements and are configured to control the sequential order of their execution. The controller modules (D, E) are further configured to propagate any external data input (S06-23-2011
20110153088METHOD AND SYSTEM FOR CONTROLLING AND/OR REGULATING ROOM COMFORT VARIABLES IN A BUILDING - In a method for controlling and regulating at least one room comfort variable (T06-23-2011
20100211222METHOD AND APPARATUS FOR COMPREHENSIVE ENERGY MEASUREMENT AND ANALYSIS OF A BUILDING - An energy monitoring and analysis system for a building includes a logging unit, a processing unit, temperature sensors that read the temperatures inside and outside the building, electric current sensors that read electric currents in all independent electric connections at the main connection panel of the building, and other types of sensors such as those related to natural gas flow. The logging unit periodically collects the data from all the sensors and transmits the data to the processing unit. The processing unit analyzes the data using highly sophisticated algorithms, extracts various parameters, profiles the electric energy usage, identifies potential problems with energy transfer and use, and lists recommendations for corrective actions. The processing unit analyzes data of the building, an HVAC system associated with the building, and consuming devices associated with the building.08-19-2010
20110190944MOTOR CONTROLLER FOR AIR-CONDITIONER FAN AND METHOD FOR CONTROLLING AIR-CONDITIONER FAN - A motor controller for an air-conditioner fan, including at least a central processor, a power drive module, a power supply module, and a communication interface circuit. The power supply module supply working power to the central processor and the power drive module. Multiple instruction input ports are connected to the central processor. Multiple parameters N are set in the central processor and corresponding to the instruction input ports. The central processor controls the power drive module to drive a motor of the air-conditioner fan to operate at a parameter N corresponding to an instruction input port as the instruction input port is connected. The communication interface circuit is communicated with an external communication device. The external communication device changes the parameters N in the central processor corresponding to the instruction input ports via the communication interface circuit.08-04-2011
20110264274DEMAND CONTROL VENTILATION WITH FAN SPEED CONTROL - A method and system for operating a demand control ventilation system with a multi-speed fan is disclosed. The control system may modulate the fan speed of a multi-speed fan and/or the position of a ventilation damper in order to achieve desired ventilation levels for a building.10-27-2011
20110218681AIR CONDITIONING SYSTEM AND METHOD OF CONTROLLING THE SAME - An air conditioning system and a method of controlling the same are provided. The air conditioning system may include at least one outdoor device, at least one indoor device connected to the at least outdoor device, voltage and current sensors installed in the at least one outdoor device, and a control device installed at or in the at least outdoor device, that collects operating information of the at least outdoor device and the at least one indoor device and calculates power consumption of the air conditioning system based on operating information, and voltage and current information. In such an air conditioning system, power consumption of the air conditioning system may be calculated via estimation using current and voltage values obtained by the current and voltage sensors and operating information of the at least one indoor device, whereby costs associated with installation of an additional power distribution device may be eliminated.09-08-2011
20110218682AIR CONDITIONER SYSTEM AND METHOD FOR CONTROLLING THE SAME - The present invention relates to a system for controlling an air conditioner and method for controlling the same, and more particularly, to a system for controlling an air conditioner and method for controlling the same which can make real time control for maintaining system reliability, can make real time control of air conditioners while minimizing a network load to minimize a load on a server, and can prevent transmission and reception delay of a data.09-08-2011
20110218680Demand response system - A demand response (DR) system includes a DR control unit to generate different DR levels having different power rates for each power unit, and transmit a current DR level, and a household appliance to receive the DR level from the DR control unit, and differentially control energy output of a product in response to the received DR level so as to reduce power consumption of the product. As a result, the DR system reduces power consumption when power rates are high so as to reduce electricity bills.09-08-2011
20110054698ENVIRONMENTAL CONTROL FOR HVAC SYSTEM - A system for controlling energy consumption in a building having a heating, ventilation and air-conditioning (HVAC) which includes using an external application to perform HVAC energy consumption optimization algorithms and other external energy control functions and transmit application control data to a building automation system (BAS), which in turn provides hardware level equipment control for the HVAC system. The external application evaluates equipment data received from the HVAC system by way of the BAS and processes these equipment data to provide application control data back to the BAS. The application control data are calculated to achieve a desired operating efficiency for the HVAC system.03-03-2011
20110307100SYSTEMS, METHODS, AND SOFTWARE FOR AUTOMATED DESIGN AND MANUFACTURING OF HVAC CONTROL PANELS - The present inventors devised, among other things, systems, methods, and software that radically simplify and reduce the time necessary to specify, design, manufacture, and document control panels and wiring harnesses for semi-custom and custom equipment, such as HVAC equipment. A computer storage medium includes data relating to a plurality of control panel enclosures and a set of rules for designing a control panel. The system receives a selection of two or more components for placement in the control panel, retrieves information about the two or more components from a database, and generates one or more layouts. The one or more layouts comprise placement of the two or more components within at least one of the plurality of control panel enclosures as a function of the set of rules for designing a control panel. The control panel enclosures are dynamically selected as a function of the two or more components. The exemplary system dramatically reduces the product specification and engineering time required for any custom control panel and makes it possible for OEMs to efficiently offering more options and shorter turn-around times to its customers.12-15-2011
20120041601INFORMATION PROCESSING APPARATUS AND COMPUTER READABLE MEDIUM - An information processing apparatus includes an area environment load calculation module, a user environment load calculation module, a user improvement environment load calculation module, a comparison module and an output module. The area environment load calculation module calculates an environment load in an area in a room. The user environment load calculation module calculates an environment load of each user staying in the area based on the environment load calculated by the area environment load calculation module. The user improvement environment load calculation module calculates, based on a policy set in advance, an environment load of each user when the policy is adopted. The comparison module compares the environment load calculated by the user environment load calculation module with the environment load calculated by the user improvement environment load calculation module. The output module outputs the policy based on the number of users.02-16-2012
20110307099DEVICE MANAGEMENT SYSTEM - A device management system is equipped with a storage section, a detecting component, and a calculating component and manages an installation device. The storage section stores operating rules of the installation device. The detecting component detects a violating action of the installation device running counter to the operating rules. The calculating component calculates a violating quantity that quantitatively expresses the violating action.12-15-2011
20110307101ENERGY MANAGEMENT SYSTEM AND METHOD - According to an aspect of the disclosure, an energy management system and method includes a method of altering an operating condition of a device located at a site. The method includes the steps of establishing communication with at least one device located at the site and acquiring device data from the device. Subsequently, the device data is communicated to a server disposed remotely from the site and an availability of a control action data is detected at the remote server in conjunction with the communication of the device data. The system includes a processor operable to initiate establishing communication with the at least one device and initiate acquiring device data. A communication interface is operable to communicate the device data to the remote server and detect an availability of the control action data at the remote server in conjunction with the communication of the device data.12-15-2011
20110112692SYSTEM FOR REMOTE CONTROL OF PACKAGED TERMINAL AIR CONDITIONER AND HEATERS WITH WIRELESS REMOTE CONTROL SYSTEMS - An air conditioning/heating apparatus. The apparatus includes a housing and an occupancy sensor coupled to the housing. The apparatus also includes a wireless module coupled to the occupancy sensor and a powerline appliance coupled to a powerline network. In a preferred embodiment, the powerline module is configured to communicate with the wireless module.05-12-2011
20120041602SYSTEM FOR MONITORING AND CONTROLLING THE PERFORMANCE OF AN ENVIRONMENTAL CONTROL UNIT - An system for monitoring the performance of a mobile environmental control unit (ECU) includes sensors for monitoring and detecting operating parameters of the ECU. A monitor processing and communications unit is coupled to the sensors for receiving and processing the operating parameter data signals from the sensors and relaying the processed operating parameter data signals to a computerized graphical user interface display via a network. The processed operating parameter data signals are graphically displayed to technical support personnel for determining problems or performance issues which may exist or may occur on an ECU remotely and offer corrective action.02-16-2012
20120041600Load Balancing Tasks in a Data Center Based on Pressure Differential Needed for Cooling Servers - In a data center that cools servers using an airflow from a central fan, rather than individual server fans, the cooling needs for each server are met by creating a sufficient pressure differential across each server. Because the pressure differential is the same for all of the servers, it is desirable to operate the data center such that each server needs the same pressure differential for proper cooling. Accordingly, a load balancer assigns tasks to the servers based on the known cooling needs of each server in order to balance the pressure differential needed to cool the server. This information may also be sent to the central fan to ensure that a sufficient pressure is created by the fan. Determining the cooling needs beforehand avoids spikes in server temperature, thereby enabling the servers to operate safely at a temperature closer to their maximum rated temperatures.02-16-2012
20120310419Modulating Gas Furnace - A method controls a modulating gas furnace by monitoring a differential pressure associated with the modulating gas furnace, learning an intermediate value associated with an intermediate capacity between a minimum output capacity of the gas furnace and a maximum output capacity of the gas furnace, learning one of a high value associated with the maximum output capacity and a low value associated with a minimum output capacity, establishing an estimated operating curve using either the intermediate value and the low value or using the intermediate value and the high value, and operating the gas furnace in accordance with the estimated operating curve.12-06-2012
20120310418HVAC CONTROLLER USER INTERFACES - Controllers for controlling heating, ventilating, air conditioning, and cooling (HVAC) systems are provided. The controllers include graphical user interfaces for user adjustment of system settings. In certain embodiments, the graphical user interfaces may include slide bars for adjusting temperature set points. In certain embodiments, the graphical user interfaces may include selectable calendars for adjusting program schedules for the HVAC systems. In certain embodiments, the graphical user interfaces may include screens for adjusting a nightlight feature of the controller.12-06-2012
20120310417ENERGY MANAGEMENT SYSTEM - According to one embodiment, system controls electrical apparatus installed in target area. This system includes image sensor and server. Image sensor senses target area, acquires, from sensed image of area, human information representing state of person in area and environmental information concerning environment of area for each of divided areas obtained by dividing area, and outputs human information and environmental information. Server is connected to image sensor via communication network and executes task-ambient control for electrical apparatus based on human information and environmental information for each of areas output from image sensor.12-06-2012
20120310416REALIZATION OF ENERGY SAVINGS POTENTIAL THROUGH FEEDBACK - Feedback is provided to a user based on a setting for a set of energy consuming devices. While a user modifies a thermostat's schedule or provides user commands to adjust a setting for the set of energy consuming devices, a user interface component generates feedback to the consumer in response to an adjusted setting based on a condition for a predetermined function. A positive feedback component generates a positive feedback, such as a positive image in the user interface if the setting meets or exceeds a recommended performance metric for an operational parameter for the set of energy consuming devices. A negative feedback component generates a negative feedback, such as a negative image if the setting meets or exceeds a second condition, such as a discouraged performance metric.12-06-2012
20090143915Environmental control system - A system for providing outside air to a space for dilution of contaminants within the space. The system includes an air handler that supplies a flow of outside air to the space and an occupancy detector that calculates the occupancy of people in the space. Also included is a processor that determines a flow rate set point for the outside air for the space based on the occupancy in the space, the floor area of the space, and the flow of outside air supplied by the air handler. An air flow controller is provided that modulates the air flow from the air handler to the space. An open protocol network is connected to the air handler, the occupancy detector, and the air flow controller, and the processor dynamically calculates the outdoor air flow rate set point.06-04-2009
20120046792Wireless sensors system and method of using same - An apparatus, system, and methods for measuring environmental parameters are disclosed. The apparatus, system, and methods can be used for a variety of applications, including HVAC air balancing and building commissioning. The system includes a variety of wireless sensing modules and wearable modules for control, display, and storage. Parameters measured include air and water temperature, pressure, velocity, and flow. Also included are sensors for light intensity, CO concentrations, and CO2 concentrations.02-23-2012
20120209435AIR-CONDITIONING CONTROLLING DEVICE AND METHOD - Distribution data indicating the distribution of the temperatures and airflows in an air-conditioned space are calculated through forward analysis of the state of the air-conditioned space through a distributed system heat flow analysis technique by the heat flow forward analysis processing portion based on spatial condition data and state data comprising boundary condition data and heat emitting object data, and setting data comprising this distribution data that has been obtained and the target data that indicate the target temperatures at the target locations is generated by the setting data generating portion, and new air-conditioning operating quantities are back-calculated from the new blowing speeds and blowing temperatures for the conditioned air at the blowing vents through reverse analysis of the distributions of the temperatures and airflows in the air-conditioned space, and the air-conditioning system is controlled based on the new air-conditioning operating quantities obtained thereby.08-16-2012
20120010753Systems and Methods Involving Heating and Cooling System Control - A method for controlling a system comprising, receiving system demand data (01-12-2012
20120010752METHODS AND APPARATUS TO DETERMINE AIR DUCT SYSTEM CONFIGURATIONS - Example methods, apparatus, and articles of manufacture to determine pliable air duct configurations are disclosed. A disclosed example method involves determining a first quantity of adjustable air outlet duct sections to configure an air delivery duct system when an operating mode identifier is received. The operating mode identifier is associated with an amount of air delivered by the air delivery duct system into targeted areas. The first quantity of adjustable air outlet duct sections is based on an airflow rate value and the operating mode identifier. The airflow rate value is indicative of airflow through an air delivery duct system. Each adjustable air outlet duct section includes at least one adjustable air outlet having at least one size-adjustable orifice.01-12-2012
20120065783THERMODYNAMIC MODELING FOR ENCLOSURES - Systems and methods for modeling the behavior of an enclosure for use by a control system of an HVAC system are described. A model for the enclosure that describes the behavior of the enclosure for use by the control system is updated based on a weather forecast data. The weather forecast data can include predictions more than 24 hours in the future, and can include predictions such as temperature, humidity and/or dew point, solar output, precipitation. The model for the enclosure can also be updated based on additional information and data such as historical weather data such as temperature, humidity, wind, solar output and precipitation, occupancy data, such as predicted and/or detected occupancy data, calendar data, and data from the one or more weather condition sensors that sense current parameters such as temperature, humidity, wind, precipitation, and/or solar output. The model for the enclosure can be updated based also on an enclosure model stored in a database, and/or on enclosure information from a user. The model can be updated based on active testing of the enclosure which can be performed automatically or in response to user input. The testing can include heating and/or cooling the enclosure at times when the enclosure is not likely to be occupied.03-15-2012
20120016525ENERGY FORECASTING AND MANAGEMENT DEVICE - A system for forecasting demand energy associated with a swimming pool and a home's HVAC unit. The pool has a circulation pump motor and the system records fluctuation in daily ambient air temperature, pool water temperature, psi reading of the pool's circulation system and monitors both the daily run time of the pool pump and the HVAC unit.01-19-2012
20120016524THERMAL TIME CONSTRAINTS FOR DEMAND RESPONSE APPLICATIONS - Apparatus and method for managing energy of a home or other structure are disclosed. The thermal characteristics of a home are determined based on variables such as inside temperatures, outside temperatures, setpoint temperatures, and duty cycles over time. Response time constants of the home are calculated and used to generate at least one transfer function or table to predict and control energy efficiency versus comfort within the home. A user is presented with variations of cost and power consumptions to choose from and be factored into the transfer function.01-19-2012
20110087377EQUIPMENT MANAGEMENT SYSTEM - An equipment management system includes: an equipment control device having a control unit connected to the equipment control server to transmit a control signal for controlling the load of the equipment in cooperation with the equipment control server; an identifiable medium; a reading device having an acquisition unit for acquiring identification information of the medium present in a management target area, a determination unit for determining presence/absence of a user carrying the medium in the management coverage depending on the acquired information, and an instruction unit for instructing the control unit to control the load of the equipment depending on the determination result; and an authentication server having an authentication unit for performing authentication based on the identification information. The transmitting operation from the instruction unit of the reading device to the control unit of the equipment control device is performed in a wireless manner.04-14-2011
20120022700AUTOMATED FAULT DETECTION AND DIAGNOSTICS IN A BUILDING MANAGEMENT SYSTEM - Systems and methods for building automation system management are shown and described. The systems and methods relate to fault detection via abnormal energy monitoring and detection. The systems and methods also relate to control and fault detection methods for chillers. The systems and methods further relate to graphical user interfaces for use with fault detection features of a building automation system.01-26-2012
20120022701CONTROLLER INTERFACE WITH SEPARATE SCHEDULE REVIEW MODE - A controller equipped with a user interface having a separate schedule review mode, including methods of accessing and/or programming such devices, are disclosed. The controller may include a user interface that can be utilized to initiate a scheduling routine having a separate schedule review mode for displaying one or more schedule parameters of the controller without initiating the editing mode. An illustrative method of accessing a schedule on a controller coupled to a user interface may include the steps of initializing a scheduling routine within the controller, initiating a schedule review mode within the controller, displaying one or more schedule parameters for at least one period on the user interface, and exiting the scheduling routine. One or more of the schedule parameters can be modified, if desired, by initiating a separate editing mode within the controller.01-26-2012
20110093121AIR-CONDITIONING APPARATUS CONTROL DEVICE AND REFRIGERATING APPARATUS CONTROL DEVICE - A control device that controls a plurality of air conditioners includes a data memory section for storing performance model data representing the relationship between air conditioning capability and power consumption for each of the plurality of air conditioners. An overall air conditioning load calculating section calculates an overall load that is the sum of air conditioning loads of the plurality of air-conditioning apparatuses. An air conditioning capability allocation calculating section an air conditioning capability for each of the plurality of air conditioners on the basis of the performance model data and the overall load so that the sum of the air conditioning capability of the plurality of air conditioners is the overall load and the sum of the power consumption of the plurality of air conditioners is minimum. A control signal section sends a control signal related to the air conditioning capability to each of the plurality of air conditioners.04-21-2011
20120158189NETWORK SYSTEM INCLUDING AN AIR CONDITIONING APPARATUS AND A METHOD FOR CONTROLLING AN AIR CONDITIONING APPARATUS - A network system is provided. The network system may include a portable terminal in communication with the Internet, and an air conditioning apparatus that communicates with the portable terminal. The air conditioning apparatus may include a communication module that at least one of communicates with the portable terminal or accesses the portable terminal through the Internet; a user registration device that registers user information of the air conditioning apparatus; a user recognition device that recognizes a user registered in the user registration device; a controller that controls operation of the air conditioning apparatus using operating conditions designated by the registered user; and a driver that drives the air conditioning apparatus using the designated operating conditions.06-21-2012
20120158188ELECTRONIC CONDENSATE OVERFLOW SWITCH - A non-polarized electronic condensate overflow switch uses microprocessor-controlled low-resistance MOSFETs to connect and disconnect power to an HVAC system. The condensate overflow switch derives operational power directly from an AC main and does not need an external power supply or a separate, reference ground line, and therefore does not require configuration in a particular polarity. The microprocessor controls the turning on and off of the power MOSFETs as needed when condensate overflow is detected and also provides more efficient sensing of condensate overflow and other operations, thus minimizing the power needed by the condensate overflow switch. Such a non-polarized electronic condensate overflow switch may be installed within a drain pan, in line with an outlet of the drain pan, or at a remote location away from the drain pan.06-21-2012
20120072030SYSTEM AND METHOD OF PREDICTIVE OCCUPANCY ROOM CONDITIONING - A HVAC controls system for zone controls that is comprised of one or more Wall Sensor Units (WSU) and zero or more Damper/Register Units (DRUs). The invention is a low networked cost solution for residential and light commercial that is easy to install in new and existing building. The WSUs detect, log and use occupancy data to predict where in a building HVAC conditioning is needed and to save energy where it is not needed. The DRU use shape memory alloy wires to control the opening and closing of a damper plate with very little power allowing batter operation.03-22-2012
20120072029INTELLIGENT SYSTEM AND METHOD FOR DETECTING AND DIAGNOSING FAULTS IN HEATING, VENTILATING AND AIR CONDITIONING (HVAC) EQUIPMENT - A system and a method for detecting and diagnosing faults in heating, ventilating and air conditioning (HVAC) equipment is described. The system comprises a sensor; a classifier modelling a normal behaviour of the HVAC equipment in situ in the installed operation environment, the classifier having a plurality of classifier parameters for computing a classifier score using an input data based on a measured value from the sensor, the plurality of classifier parameters being created during a training phase of the system using the input data during the training phase; and a decision module for comparing the classifier score to a decision threshold, the decision threshold being set during the training phase.03-22-2012
20110082591REMOTE MANAGEMENT OF STORAGE FACILITIES - Systems and methods for remote management of storage facilities are disclosed herein. One aspect of the invention is directed toward a central management system including a server, and several managed facilities. Each facility is operated by at least one programmable logic controller (PLC), which gathers data regarding the operation of the facility and stores the data locally at the facility or sends the data back to the server. The server is configured to respond to requests from known web browsers to provide near real-time information to users concerning the storage facility.04-07-2011
20110066289UNIVERSAL APPARATUS AND METHOD FOR CONFIGURABLY CONTROLLING A HEATING OR COOLING SYSTEM - A system controller is disclosed that includes a communication means for transmitting and receiving information from an installed blower motor controller, and a removable memory device connected to the system controller. The removable memory device includes system parameter information stored thereon that relates to the particular heating or cooling system, where the system parameter information includes at least motor related parameters relating to the operation of one or more types of blower motors. The system controller further includes a processor configured to receive via the communication means the communication of identifying information from the blower motor controller that identifies the type of blower motor installed in the system. The processor is configured to retrieve motor related parameters corresponding to the specific identified blower motor controller from the memory device, and to send said corresponding motor related parameters to the blower motor controller.03-17-2011
20110035059METHOD AND SYSTEM FOR IRRIGATION AND CLIMATE CONTROL - A wireless system is provided for monitoring environmental, soil, or climate conditions and controlling irrigation or climate control systems at an agricultural or landscape site. The wireless system includes a wireless sensor network including a plurality of sensor nodes for monitoring environmental, soil, or climate conditions and controlling one or more irrigation or climate control systems at the site. The wireless system also includes a server computer system located remotely from the site. The server computer system is coupled to the wireless sensor network over a communications network for receiving data from and controlling operation of the sensor nodes. The server computer system is also coupled to a device operated by an end-user over a communications network for transmitting the data to and receiving remote control commands or queries from the end-user.02-10-2011
20110106314MANIPULATING ENVIRONMENTAL CONDITIONS IN AN INFRASTRUCTURE - In a method for manipulating environmental conditions in an infrastructure containing one or more adaptive vent tiles, correlations between opening levels of the one or more adaptive vent tiles and an environmental condition at one or more heat dissipating devices are identified. In addition, one or more environmental conditions at locations proximate to or within the one or more heat dissipating devices are received and errors between the received one or more environmental conditions and one or more reference environmental conditions are identified. Moreover, opening levels for the one or more adaptive vent tiles are determined based upon the identified correlations and errors.05-05-2011
20100094467ENERGY SAVING SYSTEM - An energy saving system acquires seat occupation information from a database of a seat occupation management system, detects equipment appliances of the places at which personnel are not seated, on the basis of the seat occupation information and transmits control information based on the detection result to an equipment control system so that unnecessary equipment appliances of the places where the personnel do not exist can be turned off. The energy saving linking system executes a processing for calculating optimal position and range in accordance with the seat occupation information, calculates an area providing the highest movement efficiency to overtime personnel and displays the calculation result.04-15-2010
20120232700METHOD FOR CONTROLLING ROOM AUTOMATION SYSTEM - User acceptance of energy-optimized room automation can be improved by determining a first value which is a measure of the utilization of the energy used for holding the comfort variable in the comfort band predetermined for the comfort variable in a first operating mode of a room automation system, detecting an event initiated by a user, through which the operating mode of the system is changed, determining a second value which includes a measure for change of energy utilization for keeping the comfort variable in the comfort band applicable for the comfort variable in the changed operating mode of the system, determining a comparison value through which a relationship between the first value and the second value is able to be quantified, and evaluating the comparison value and correspondingly updating information provided to the user in relation to the current utilization of the energy used for the comfort variable.09-13-2012
20120239206METHOD FOR ASSIGNING NETWORK ADDRESSES FOR FANS - A method of assigning network addresses for ventilators (09-20-2012
20120239207THERMOSTAT USER INTERFACE - A thermostat for controlling an HVAC system is described, the thermostat having a user interface that is visually pleasing, approachable, and easy to use while also providing ready access to, and intuitive navigation within, a menuing system capable of receiving a variety of different types of user settings and/or control parameters. For some embodiments, the thermostat comprises a housing, a ring-shaped user-interface component configured to track a rotational input motion of a user, a processing system configured to identify a setpoint temperature value based on the tracked rotational input motion, and an electronic display coupled to the processing system. An interactive thermostat menuing system is accessible to the user by an inward pressing of the ring-shaped user interface component. User navigation within the interactive thermostat menuing system is achievable by virtue of respective rotational input motions and inward pressings of the ring-shaped user interface component.09-20-2012
20090132092Demand Control - Included are embodiments for demand control. At least one embodiment of a method includes sending a first control signal, the first control signal configured to indicate a first supply for an environment, the first supply based on a first environmental factor and a control setting and determining a change in a second environmental factor. Some embodiments include calculating a second supply for the environment, based on the determined change and sending a second control signal, the second control signal configured to indicate the second supply for the environment.05-21-2009
20120123593AIR CONDITIONER - Disclosed is an air conditioner with functions for deciding room shape by determining, based on a temperature difference, information between the room's floor and walls occurring during operation, a human body detection position log, and a capacity zone of the air conditioner. In an embodiment, an infrared sensor detects a temperature of an area of the room by scanning the area and a control unit acquires thermal image data of the area scanned by the sensor and then controls the air conditioner based on the thermal image data. The control unit sets a boundary line between a wall and floor of the room at a position on the thermal image data, calculates a temperature difference between vertically adjacent pixels located above and below the boundary, corrects a position of the boundary based on temperature difference, and determines that areas parted by the boundary correspond to the wall and floor, respectively.05-17-2012
20100250008GRAIN AERATION SYSTEMS AND TECHNIQUES - In one embodiment, the invention is directed toward a networked grain aeration control system. For example, the system can provide centralized monitoring of the aeration of a number of grain storage facilities, thereby improving the management of stored grain. The networked grain aeration control system can allow the custodian of the system to offer an aeration service. Farmers, or other individuals, cooperatives, or companies can purchase the aeration service at a cost proportionate to the amount of stored grain to be aerated and the duration of storage. In this manner, the purchaser of the aeration service can avoid relatively high fixed costs that can be associated with various aeration hardware.09-30-2010
20100250007REFRIGERATION SYSTEM - A method or system for executing a control logic sequence for a device (chiller) includes using a device mounted internal microprocessor in data communication with the device, converting a software language representation of the control logic directly into a binary representation of the control logic; compiling the binary representation of the control logic directly by the device mounted internal microprocessor; loading the binary representation of the control logic dynamically into a random access memory portion of the internal microprocessor; and executing the binary formatted representation of the control logic to control the device according to the software language representation of the control logic.09-30-2010
20120221151SYSTEM AND METHOD FOR USING A WIRELESS DEVICE AS A SENSOR FOR AN ENERGY MANAGEMENT SYSTEM - The invention comprises systems and methods for detecting the use of networked consumer electronics devices as indications of occupancy of a structure for purposes of automatically adjusting the temperature setpoint on a thermostatic HVAC control. At least one thermostat is located inside a structure and is used to control an HVAC system in the structure. At least one networked electronic device is used to indicate the state of occupancy of the structure. The state of occupancy is used to alter the setpoint on the thermostatic HVAC control to reduce unneeded conditioning of unoccupied spaces.08-30-2012
20120221150Residential Solutions HVAC Monitoring and Diagnosis - A monitoring system for a heating, ventilation, and air conditioning (HVAC) system of a residence includes a monitoring device installed at the residence and a server located remotely from the residence. The monitoring device measures an aggregate current supplied to a plurality of components of the HVAC system and transmits current data based on the measured aggregate current. The server receives the transmitted current data and, based on the received current, assesses whether a failure has occurred in a first component of the plurality of components of the HVAC system and assesses whether a failure has occurred in a second component of the plurality of components of the HVAC system.08-30-2012
20120221149METHOD AND APPARATUS FOR CONFIGURING SCHEDULING ON A WALL MODULE - The present disclosure relates generally to building control systems and, more particularly, to methods and devices for configuring and/or displaying parameters or other information such as menu screens on a programmable wall module of a building control system. In an illustrative embodiment, a configuration tool may be configured to create a number of screens for the user interface of the programmable wall module based on a number of user inputs received via the user interface of the configuration tool. In some cases, the number of user inputs received via the user interface of the configuration tool may be less than, and sometimes far less than, the number of screens that are created by the configuration tool. Regardless, with the number of screens created, the configuration tool may upload the number of screens to the programmable wall module for use on the user interface of the programmable wall module.08-30-2012
20120130547THERMOSTAT USER INTERFACE - A thermostat for controlling an HVAC system is described, the thermostat having a user interface that is visually pleasing, approachable, and easy to use while also providing ready access to, and intuitive navigation within, a menuing system capable of receiving a variety of different types of user settings and/or control parameters. For some embodiments, the thermostat comprises a housing, a ring-shaped user-interface component configured to track a rotational input motion of a user, a processing system configured to identify a setpoint temperature value based on the tracked rotational input motion, and an electronic display coupled to the processing system. An interactive thermostat menuing system is accessible to the user by an inward pressing of the ring-shaped user interface component. User navigation within the interactive thermostat menuing system is achievable by virtue of respective rotational input motions and inward pressings of the ring-shaped user interface component.05-24-2012
20120130546USER FRIENDLY INTERFACE FOR CONTROL UNIT - A user-friendly programmable thermostat is described that includes a circular body having a large central display surrounded by a ring that can be rotated an pressed inward by a user so as to receive user input in a simple elegant fashion. Different colors can be displayed to the user to indicate currently active HVAC functions, and different shades of colors can be displayed to a user to indicate an estimated amount of time and/or energy for reaching a target temperature. The thermostat is wall mountable and is made up of a head unit removeably mounted to a backplate. A locking mechanism can be provided so as to increase security against unauthorized removal of the head unit. The backplate can be adapted to be mounted on a wall so as to be level, for example by including a bubble level on the backplate. One or more vents are preferably located on the sides of the body, such as in a gap beneath the translatably mounted ring, and/or in a gap between the head unit and the backplate. The target temperature for the device can be altered in response to sensing rotation of the rotating ring, and the programmed schedule can be displayed to and altered by the user in response to sensing rotation of the ring and the translational movement of the ring. Historical information such as temperature and cost information can be displayed to a user in response to sensing rotating of the rotating ring. One or more device settings can be displayed to and edited by a user in response to sensing rotating of the rotating member and the translational movement. According to some embodiments, text characters can be entered by the user.05-24-2012
20120130545DYNAMIC COOLING SYSTEM FOR ELECTRONIC DEVICE - A method, programmed medium and system are provided for altering the airflow through an electronic device such as a laptop computer in response to overheating, and feedback about the state of use of a laptop computer. In an exemplary embodiment, a laptop case is constructed such that it has an alternate opening for each intake and/or exhaust port. The primary intake and/or exhaust port is located such that it does not interfere with the user while the laptop is being operated normally. When it is detected that an intake and/or exhaust port is potentially blocked, it is determined whether or not the laptop is actively being used. If the laptop is not being used when an overheated condition is detected, a predetermined action is taken to change the air input/output air flow through an alternate exhaust path. If the laptop is being used, other actions, in terms of altering airflow, may take place, such as enabling a user to selectively choose a different airflow path from a plurality of airflow paths available within the electronic device being cooled.05-24-2012
20120316687System and Method for Managing Power Consumption - In accordance with a particular embodiment, a method for managing power consumption includes receiving power rate information and receiving power usage information. The method also includes receiving a plurality of personal preference profiles. Each personal preference profile of the plurality of personal preference profiles is associated with a different user of a plurality of users and includes at least one preferred state associated with a respective user. The method further includes detecting a presence of at least one user within a room. The method additionally includes adjusting at least one state associated with the room based on the at least one preferred state associated with the at least one user within the room, the power rate information, and the power usage information.12-13-2012
20100204835Device and Method to Dehumidify and to Pressurize Spaces to Pressure Below Atmospheric Pressure - The invention relates to a method and a device in order to protect spaces against moisture damage, based on adaptively controlled ventilation so that the ventilation is maximized when the vapour content of the supply air is lower than in the space. Simultaneously, surrounding building spaces are protected from harmful consequences of earlier moisture damage or of ground emissions of, e.g., radon gas or methane gas, by the fact that ventilation is arranged so that a minimum pressure drop always is present between the surrounding spaces and the protected space, which prevents gases and aerosols from being spread to surrounding occupation spaces. A feasible device based on the method utilizes temperature differences between the spaces in order to always make sure that an air current travels in the direction inward toward the protected space; by measuring—or in certain cases assuming—a temperature difference between the spaces, as well as measuring the temperature of the air in an arranged duct between the protected space and the surrounding spaces, the control system can determine direction of flow and approximate flow rate. The direction of flow of the air also corresponds with the direction of the pressure drop.08-12-2010
20120136487MODULIZED HEAT-DISSIPATION CONTROL METHOD FOR DATACENTER - A modulized heat-dissipation control method for a datacenter is provided. In this method, a temperature sensor is used to sense inner temperatures of multiple servers and CPU temperatures in the multiple servers. If any one of the CPU temperatures is abnormal, a flow of a first coolant is adjusted. If any one of the inner temperatures is abnormal, a rotating speed of a fan module is adjusted. If the rotating speed of the fan module has reached its maximum, a flow of a second coolant is adjusted.05-31-2012
20110184563ENERGY-RELATED INFORMATION PRESENTATION SYSTEM - A system and approach for diagnostic visualizations of, for example, building control systems data. A focus may be on a similarity metric for comparing operations among sites relative to energy consumption. Normalizing factors may be used across sites with varying equipment consumption levels to be compared automatically. There may also be a high level overview of an enterprise of sites. For instance, consumption totals of the sites may be normalized by site size and length of time of a billing period to identify such things as outlier sites. One may use a main view of geographic distribution dynamically linked to subviews showing distribution by size, by aggregated climate, and so on. With these views, one may quickly drill through the enterprise and identify sites of interest for further investigation. A key metric may be intensity which invokes viewing virtually all sites by normalized consumption for a unit amount of time.07-28-2011
20110184562HVAC CONTROL WITH UTILITY TIME OF DAY PRICING SUPPORT - The present disclosure provides a method for operating a utility-powered HVAC system for conditioning inside air of a building. In an illustrative but non-limiting example, a nominal schedule is maintained by a local HVAC controller, where the nominal schedule has a number of days and one or more time periods for each of at least some of the days. The nominal schedule also has at least one setpoint associated with each of the time periods. The local HVAC controller is configured to accept manual input from a user via a user interface. The manual input may include accepting entry of a utility pricing schedule that corresponds to scheduled price changes of a utility. The utility pricing schedule may include at least one enhanced pricing time period. Entry of at least one utility price level setpoint offset may also be accepted to correspond to each of the enhanced pricing time periods. The nominal schedule may then be modified or overridden to include the utility pricing schedule, resulting in a utility pricing operating schedule. One or more HVAC units may then be controlled by the local HVAC controller in accordance with the utility pricing operating schedule.07-28-2011
20120173026SYSTEM AND METHOD FOR MEASURING ATMOSPHERIC PARAMETERS IN ENCLOSED SPACES - A system and method of measuring atmospheric parameters in an enclosed space using instrumented objects having measurement sensors. The instrumented objects travel through the space randomly or along defined flight paths. As the instrumented objects travel through the space, the measurement sensors measure atmospheric parameters and store the measurements to a memory. The devices periodically upload the measured atmospheric parameters to a controller circuit. By using self-propelled objects to carry measurement sensors, the system and method disclosed herein allow for periodically sampling atmospheric parameters in the interior of an enclosed space at a number of locations greater than the number of measurement devices employed. With data points taken from various locations within a volume of an enclosed space, the system and method can realize a more efficient utilization of energy by adjusting mechanical controls of an HVAC system or a ventilation system, for example.07-05-2012
20090030554COOLING CONTROL DEVICE AND METHOD - A method of controlling a cooling device comprising receiving an indication of a desired cooling capacity, providing a plurality of possible sets of operating parameters, determining a plurality of sets of estimated cooling outputs, each set of estimated cooling outputs corresponding to a respective one set of the plurality of possible sets of operating parameters, and selecting one set of operating parameters from the plurality of possible sets of operating parameters, the one set of operating parameters corresponding to a set of estimated cooling outputs of the plurality of sets of estimated cooling outputs that matches the desired cooling capacity. Other embodiments and apparatuses are disclosed.01-29-2009
20120253521Systems and Methods For Controlling Multiple HVAC Systems - An HVAC control system has a first system controller associated with a first HVAC system and configured to control the first HVAC system and a second system controller associated with a HVAC system and configured to control the second HVAC system wherein the first system controller is selectively operable to control the second HVAC system. A method of controlling multiple HVAC systems includes providing a first HVAC system comprising a required first system controller, providing a second HVAC system comprising a required second system controller, and enabling wireless communication between the first system controller and the second system controller.10-04-2012
20100298987CONSTANT AIR VOLUME HVAC SYSTEM WITH A DEHUMIDIFICATION FUNCTION AND DISCHARGE AIR TEMPERATURE CONTROL, AN HVAC CONTROLLER THEREFOR AND A METHOD OF OPERATION THEREOF - An HVAC controller, a method of operating a constant air volume (CAV) HVAC unit and a CAV HVAC system are disclosed herein. In one embodiment, the HVAC controller includes: (1) an interface configured to receive both a latent cooling demand and a sensible cooling demand and (2) a processor configured to direct both a dehumidification function and a discharge air temperature control function for a CAV HVAC system employing the latent cooling demand and the sensible cooling demand.11-25-2010
20100298990APPARATUS AND METHOD FOR CONTROLLING AN OPEN AMOUNT OF A PLURALITY OF AIR TRANSFER GRILLES - An apparatus for controlling an open amount of a plurality of air transfer grilles which are installed in a room, includes a determining unit for determining first target amounts of blowing to each of the racks, for determining second target amounts of blowing from each of the air transfer grilles on the basis of the first target amounts so that each of air of the first target amounts are blown to each of the racks, and for determining open amounts for each of the air transfer grilles on the basis of the plurality of second target amounts so that each of the amounts of blowing from each of the grilles becomes each of the second target amounts, and a controller for controlling each of the open amounts of the air transfer grilles on the basis of the each of the determined open amounts.11-25-2010
20100298988STAGGERED START-UP HVAC SYSTEM, A METHOD FOR STARTING AN HVAC UNIT AND AN HVAC CONTROLLER CONFIGURED FOR THE SAME - An HVAC controller, a method of starting a HVAC unit and a HVAC system are disclosed herein. In one embodiment, the HVAC controller includes: (1) an interface configured to receive a delay originating signal and (2) a processor configured to automatically generate an offset delay value for the HVAC unit upon receipt of the delay originating signal and delay starting identified components of the HVAC unit based on the offset delay value.11-25-2010
20100298981HEATING, VENTILATION AND AIR CONDITIONING SYSTEM CONTROLLER HAVING A MULTIFUNCTIONAL INDOOR AIR QUALITY SENSOR AND METHOD OF CONTROLLING THE SYSTEM BASED ON INPUT FROM THE SENSOR - An HVAC controller and a method of controlling an HVAC system. In one embodiment, the controller includes: (1) a processor couplable to at least one indoor air quality sensor to receive values therefrom representing at least three levels of indoor air quality and (2) memory coupled to the processor and configured to store a software program capable of causing the processor to control an HVAC system based on magnitudes of the values.11-25-2010
20100298986HVAC SYSTEM, A METHOD FOR DETERMINING A LOCATION OF AN HVAC UNIT WITH RESPECT TO A SITE AND AN HVAC CONTROLLER - An HVAC controller, a method determining a location of a HVAC unit with respect to a site where the HVAC unit is installed and a HVAC system are disclosed herein. In one embodiment, the HVAC controller includes: (1) an interface configured to receive location data indicating a position of said HVAC unit with respect to the earth, (2) a memory coupled to said interface and configured to store said location data and a processor configured to retrieve said location data from said memory, wherein said retrieved location data is employed to determine a location of said HVAC unit with respect to a site where said HVAC unit is installed.11-25-2010
20100298985CUSTOMER EQUIPMENT PROFILE SYSTEM FOR HVAC CONTROLS - Disclosed herein is a heating, ventilating, and air conditioning (HVAC) unit and controller with memory provisions for storing, receiving, and transmitting customer equipment profiles. The controller may include a plurality of profiles that allows a selection thereof for restoration. A method for configuring HVAC equipment, including a customer profile database and efficiently transmitting unique customer and factory profiles, is also disclosed.11-25-2010
20100298984USB HVAC SERVICE VERIFICATION - An HVAC system includes an enclosure for containing components of the HVAC system. Associated with the enclosure is an HVAC system control unit including a microcontroller for controlling an operation of the HVAC system. The HVAC system control unit further includes a memory associated with the microcontroller and configured to store data associated with operation of the HVAC system. The microcontroller is configurable to directly transfer the data between the memory and a portable flash memory device. The HVAC system control unit further includes a portable flash memory device interface for coupling the portable flash memory device directly thereto.11-25-2010
20100298982OUTDOOR FAN AND INDOOR BLOWER CONTROLLER FOR HEATING, VENTILATION AND AIR CONDITIONING SYSTEM AND METHOD OF OPERATION THEREOF - An HVAC controller, a method of operating an HVAC controller and an HVAC system employing the controller or the method. In one embodiment, the HVAC controller includes: (1) a processor couplable to at least two refrigerant pressure sensors via separate data paths to receive input signals therefrom and further couplable to a compressor stage and a condenser fan to provide output signals thereto and (2) memory coupled to the processor and configured to store a software program capable of causing the processor to command the compressor stage and the condenser fan to turn on irrespective of a state of an input signal generated by either of the at least two refrigerant pressure sensors and generate alternative error messages at least partially depending upon whether or not a high pressure shutdown occurs after the processor commands the compressor stage and the fan to turn on.11-25-2010
20100298980FAILSAFE HVAC CONTROL UPGRADES - A system and method is presented for providing failsafe control in a control system used for receiving and controlling various object or medium properties in a heating, ventilating or air conditioning system. The control system comprises an HVAC controller, configured to receive failsafe data indicative of a safety related property of an object or medium, and to generate a state indicative of a connection status of a failsafe detector with respect to the HVAC controller. The control system further comprises a non-volatile memory, operably coupled to the HVAC controller and configured to store a connection indication indicative of a connection status of the failsafe detector with respect to the HVAC controller, wherein the HVAC controller is configured to generate a control signal based on satisfaction of a predetermined relationship between the generated state and the stored connection indication.11-25-2010
20120179298ENERGY MANAGEMENT IN A BUILDING - Method for managing the energy of a building, comprising one or more occupants likely to be present therein, each determining a comfort desire for a given period, characterized in that it comprises a step for determining an overall comfort parameter for a given period on the basis of the comfort desire of each occupant present in the area of the building in the given period, this global comfort parameter being used to manage the energy on the basis of the comfort desires of the only occupants present in the building.07-12-2012
20120179297APPARATUS, METHOD FOR CONTROLLING ONE OR MORE OUTDOOR DEVICES, AND AIR CONDITIONING SYSTEM HAVING THE SAME - An apparatus, a method for controlling one or more outdoor devices, and an air conditioning system are provided. A freezing prevention function for an outdoor device may be activated or deactivated based on weather information received from an external weather information providing server or weather information input by a user, and freezing prevention may be performed using state and operation information of the outdoor device as necessary. Thus, user convenience may be improved, stability of the outdoor device and an air conditioning system having the same enhanced, and operation efficiency improved.07-12-2012
20120179299AIR CONDITIONER CONTROL DEVICE, AIR-CONDITIONING SYSTEM, FACILITY/EQUIPMENT SYSTEM, AIR CONDITIONER CONTROL METHOD, AND RECORDING MEDIUM STORING AIR CONDITIONER CONTROL PROGRAM - A system communicator receives from a network signals indicating the state of an air conditioner, and updates the content of an air-conditioning information memory. An automatic control rule memory stores automatic control rules which are used when an air conditioner control content is determined. An air conditioner automatic controller determines the air conditioner control content based on the content of the air-conditioning information memory and the automatic control rules recorded in the automatic control rule memory, and changes the content of the air-conditioning information memory. A rule adjustment screen generator stores, in a rule adjustment screen memory, screen creation information generated based on the content of the automatic control rule memory. A rule adjustment operator displays the content of the rule adjustment screen memory as a screen, and receives an operation to adjust the content of the automatic control rule memory.07-12-2012
20100274394Climate Control Head With Fuel Economy Indicator - A climate control system having a control head including a display providing at least one comfort level indicator and a fuel economy indicator is provided. The comfort level indicator displays a plurality of comfort level settings corresponding to relative thermal comfort in all weather conditions. Each comfort level setting corresponds to a range of temperatures so that once a comfort range is obtained, the climate control system will be reluctant to consume additional energy, thereby maintaining or improving the current fuel economy state. The fuel economy indicator provides for direct communication of the impact of comfort level settings on fuel economy.10-28-2010
20100010678SYSTEM AND METHOD TO CONTROL DATA CENTER AIR HANDLING SYSTEMS - A method implemented in a computer infrastructure having computer executable code tangibly embodied on a computer readable medium being operable to determine at least one data center condition and determine or estimate a current energy cost. Additionally, the method includes dynamically control a heating, ventilation and air conditioning (HVAC) system of the data center based on the determined at least one data center condition and the determined or estimated current energy cost.01-14-2010
20120259468ENERGY CONSERVATION SYSTEM - An energy conservation system is provided to lower energy consumption in an unoccupied room. A master controller provides control of power consumption to an occupant of a room through an occupant action to create an occupied mode and otherwise be in an unoccupied mode. A thermostat is controlled by the master controller. A radio frequency transceiver is located within the master controller and a second radio frequency transceiver remote from the master radio frequency transceiver is provided. The second radio frequency transceiver is coupled to an electrical switching circuit responsive to a radio frequency signal received from said radio frequency transceiver. A controlled power device is coupled to the electrical switching circuit such that an energy input to the device is controlled by the master controller in the unoccupied mode.10-11-2012
20120259469HVAC CONTROL SYSTEM AND METHOD - A method of controlling the heating, ventilation and air conditioning (HVAC) system of a building, the method comprising the steps of: (a) developing an initial thermal model of the building, and continuously updating the thermal model over time; (b) utilising the thermal model to continuously develop a daily HVAC operating plan for the building; and (c) continuously examining a current HVAC operating plan and optimising the alignment of the current HVAC operation with the current HVAC operating plan.10-11-2012
20110004350RENEWABLE THERMAL ENERGY METERING AND CONTROLS SYSTEM - A system and method for metering and controlling a renewable energy HVAC system. The system and method includes the steps of: receiving a measured value of a parameter of a renewable energy HVAC system at a central computer; determining an energy usage of the renewable energy HVAC system with the central computer based on the measured value; and estimating an energy usage of a simulated conventional HVAC system with the central computer based on the measured value. The system and method includes determining an energy savings of the renewable energy HVAC system with the central computer by comparing the determined energy usage to the estimated energy usage of the simulated conventional HVAC system. The system and method further includes transmitting the energy savings to a receiving device.01-06-2011
20120239205ENVIRONMENT CONTROLLER, AN ENVIRONMENT CONTROL SYSTEM AND ENVIRONMENT CONTROL METHOD - An example environment control system for a venue includes a controllable device arranged to perform at least one of heating, cooling or ventilation of the venue so as to affect the environment of the venue; a plurality of input devices disposed throughout the venue, each input device operable by a user to input environment feedback; and an environment controller arranged to control the at least one controllable device based on the environment feedback.09-20-2012
20120239204AIR-CONDITIONER CONTROL INTERFACE DEVICE, AIR CONDITIONER, AND AIR-CONDITIONER CONTROL SYSTEM - An air-conditioner control interface device that connects an air conditioner to an external device, including: an air-conditioner-information input/output unit that transmits or receives information to or from the air conditioner; an external-device-information input/output unit that transmits or receives information to or from the external device; an interface-control-information input/output unit that acquires interface control information, in which definitions of the information transmitted or received between the external device and the air conditioner and methods of transmitting or receiving the information, are described; and an interface controller that controls the external-device-information input/output unit and the air-conditioner-information input/output unit to transmit or receive information based on the interface control information.09-20-2012
20120239203INTERVIEW PROGRAMMING FOR AN HVAC CONTROLLER - Controllers and methods are disclosed for aiding a user in programming a schedule of a programmable controller. In an illustrative embodiment, a guided programming routine can be activated by a user, which then guides a user through two or more screens that are designed to collect sufficient information from the user to generate and/or update at least some of the schedule parameters of the controller.09-20-2012
20120265350PREDICTIVE DAYLIGHT HARVESTING SYSTEM - In the context of a predictive daylight harvesting system data values are input regarding a plurality of variable building design parameters. The effects on a building's environmental characteristics are calculated based on the data values regarding a plurality of building design parameters. At least one of the data values is changed regarding variable building design parameters. The effects on a building's environmental characteristics are recalculated based on the data values regarding a plurality of building design parameters building heat balance.10-18-2012
20120323376AIR CONDITIONING CONTROLLING DEVICE AND METHOD - In an operating quantity calculating portion, an operating quantity controlling an air-conditioned space to a target air-conditioning environment is calculated for each individual air-conditioning equipment through performing CFD reverse analysis on the air-conditioning environment of the air-conditioned space; in a state estimating portion, state setting values indicate the state of the target air-conditioning environment at the measurement locations of the individual sensors provided in the air-conditioned space are estimated respectively through CFD forward analysis on these operating quantities; and, in a feedback controlling portion, a coordinating factor is calculated based on the deviations between the state setting values obtained and the state measured values that are measured by the sensors, where coordinated operating quantities are calculated through correcting each of the operating quantities by the coordinating factor, and coordinated feedback control of the air-conditioning equipment is performed through sending, to the air-conditioning system, the individual coordinated operating quantities thus obtained.12-20-2012
20120330465Model Based System and Method for Estimating Parameters and States in Temperature Controlled Spaces - A method for estimating a heating/cooling load of a zone within a building may include determining a measured parameter from the zone, generating a reduced order thermodynamic model of the zone, generating an Extended Kalman Filter based on the thermodynamic model of the zone, and processing the measured parameter using the Extended Kalman Filter to estimate at least one unknown state of the zone, such as an estimated load. A similar method may be used to estimate a temperature in a cold room of a refrigeration system.12-27-2012
20120271461CAPTURING ENVIRONMENTAL INFORMATION - In general, a method includes receiving environmental information collected by an unmanned aerial vehicle (UAV), the environmental information being associated with one or more conditions of a data center, storing the environmental information on one or more memory devices that are accessible by the one or more computing devices, determining, based on the environmental information, that an event has occurred, and performing, by the one or more computing devices and based on determining that the event has occurred, one or more actions.10-25-2012
20120271463DATA AND COMMANDS COMMUNICATION SYSTEM AND METHOD BETWEEN VARIABLE CAPACITY COMPRESSOR AND ELECTRONIC THERMOSTAT FOR A COOLING SYSTEM - The present invention refers to a data and commands communication system between compressor and electronic thermostat, particularly applied to cooling systems having variable capacity compressor (VCC), with the purpose of providing an exchange of data between said equipment which is technically more efficient and less costly compared to the solutions available today. Accordingly, there is described a data communication system between variable capacity compressor and electronic thermostat for a cooling system, the compressor comprising at least a frequency inverter unit (10-25-2012
20120271462SYSTEMS AND METHODS TO CONTROL ENERGY CONSUMPTION EFFICIENCY - A controller is configured to exchange information with a building automation system and includes various executable programs for determining a real time operating efficiency, simulating a predicted or theoretical operating efficiency, comparing the same, and then adjusting one or more operating parameters on equipment utilized by a building's HVAC system. The controller operates to adjust an operating efficiency of the HVAC system. An adjustment module utilized by the controller may modify the HVAC equipment parameters based on the likelihood that various HVAC equipment operates in parallel and on-line near its natural operating curve. In addition, the adjustment module may include a self-learning aspect that permits the controller to more efficiently make similar, future adjustments as needed.10-25-2012
20120271460UNIVERSAL DEMAND-RESPONSE REMOTE CONTROL FOR DUCTLESS SPLIT SYSTEM - A universal demand-response remote-control device for controlling a control unit of a ductless, split air-conditioning system. The remote-control device includes a long-distance communications module and includes a local communications module. The remote-control device also includes a processor in electrical communication with the long-distance communications module and the local communications module.10-25-2012
20120323374HVAC CONTROLLER WITH COMPONENT CHANGE NOTIFICATION - HVAC methods and systems are provided for issuing a component change notification to a user when an air filter or other replaceable component should be changed. In some instances, an HVAC controller may solicit information from a user that is related to one or more features of the replaceable component (e.g. air filter) of the HVAC system. This can include, size, type, model number and/or any other suitable feature, parameter and/or property. In some cases, the time before a component change notification message is issued by the HVAC controller may be dependent on, determined by, and/or adjusted based on the received information. In some instances, the HVAC controller may display at least some of the received information in a subsequently issued component change notification message.12-20-2012
20120323375METHOD AND APPARATUS FOR CONFIGURING A FILTER CHANGE NOTIFICATION OF AN HVAC CONTROLLER - Methods and systems are provided for monitoring the condition of an air filter of an HVAC system to provide an indication of when the air filter should be changed. An HVAC controller may be configured to include a filter change notification, wherein the HVAC controller may monitor the current condition of the air filter, and may display a filter change notification on the display when the current condition of the air filter passes a filter change threshold value. In some cases, the HVAC controller may be configured to perform, sometimes at the request of a user, one or more calibration tests on the air filter to help the user identify an appropriate filter change threshold value. Alternatively, or in addition, the HVAC controller may, through a user interface, allow a user to enter and/or change a filter change threshold value, as desired.12-20-2012
20110213501METHOD FOR CONTROLLING AIR CONDITIONER, AIR CONDITIONER, AND ENVIRONMENTAL TESTER - An example control method is a method for controlling an air conditioner to turn a state in closed space to a predetermined target state. The control method includes: setting a target value for controlling a physical quantity; measuring the physical quantity at different positions in the closed space, and calculating a moving average of measurements of the physical quantity measured at each of the different positions; and controlling the air conditioner in such a manner that a median between the maximum value and the minimum value of the plurality of calculated moving averages is the target value.09-01-2011
20110238222HVAC Control System - A method controls a heating, ventilation, air conditioning (HVAC) system by determining a travel time from a mobile site to a fixed site, and determining a conditioning time for a HVAC system at the fixed site. The HVAC is maintained in an ON state if the travel time is less than the conditioning time, and otherwise maintaining the HVAC in an OFF state, and wherein the conditioning time is determined using a building thermal model.09-29-2011
20100235003INFRASTRUCTURE FOR ADAPTIVE ENVIRONMENTAL CONTROL FOR EQUIPMENT IN A BOUNDED AREA - Integrating information and performance controls for individual devices with environmental controls. Integrating the individual devices with general environmental control enables adaptive environmental control. For equipment housed in a bounded space such as a server room, information about the thermal environment within the bounded space can affect the performance of the equipment. Additionally, information about the performance conditions and/or thermal conditions about a piece of equipment can affect how the environmental control system for the bounded space operates. The equipment exchanges environmental event messages with a control node to affect the performance of the equipment and/or the environmental control system.09-16-2010
20110264276INTERCONNECTED ELECTRICAL NETWORK AND BUILDING MANAGEMENT SYSTEM AND METHOD OF OPERATION - A system for interconnecting electrical network control centers and building management systems is provided. The interconnected system monitors the operational status of the electrical network from a control center. In response to detecting the signature of an imminent electrical network event, the control center transmits a signal to the building management system. In response to receiving the signal, the building management system initiates a series of actions to mitigate or reduce the impact of the electrical network event.10-27-2011
20120089256PORTABLE COGENERATION SYSTEM INCORPORATING RENEWABLE ENERGY SOURES - A cogeneration system comprising a power generation unit, a thermal generation unit thermally coupled to the power generation unit, a plurality of renewable energy conversion units, and a power distribution unit configured to receive and distribute power from the power generation unit, thermal generation unit and the renewable energy conversion unit where the power distribution unit reduces the amount of power produced by the power generator based on the amount of power provided by the renewable energy conversion units.04-12-2012
20110276182CONTROL OF COOLING TOWERS FOR CHILLED FLUID SYSTEMS - A system for controlling a cooling tower that cools condenser fluid for a condenser of a chiller includes a cooling tower fan system that controllably varies a speed of at least one fan motor. The system further includes an extremum seeking controller that receives inputs of power expended by the cooling tower fan system and of power expended by the chiller. The extremum seeking controller provides an output to the cooling tower fan system that controls the speed of the at least one fan motor. The extremum seeking controller determines the output by searching for a speed of the at least one fan motor that minimizes the sum of the power expended by the cooling tower fan system and the power expended by the chiller.11-10-2011
20110320045FAULT DETECTION SYSTEMS AND METHODS FOR SELF-OPTIMIZING HEATING, VENTILATION, AND AIR CONDITIONING CONTROLS - A fault detection system for detecting a fault in a process system includes a first circuit configured to modify an input of the process system with a modifying signal. The fault detection system further includes a second circuit configured to receive an output from the process system and configured to determine whether the fault exists based on at least one of a reduction of a signal component and an unexpected transformation of the signal component, wherein the signal component corresponds to a function of the modifying signal.12-29-2011
20110320044SYSTEM AND METHOD FOR PROVIDING ENVIRONMENTAL CONTROLS FOR A MEETING SESSION IN A NETWORK ENVIRONMENT - An example method is provided and includes establishing a communication pathway to a building element configured to control at least one environmental setting within a room. The method also includes communicating an ability to control the environmental setting within the room to an endpoint configured to participate in a meeting session. The method further includes receiving a command from the endpoint to adjust the environmental setting during the meeting session. The command can be communicated to the building element. In more specific examples, the method can include registering with one or more application program interfaces (APIs) associated with the building element, and communicating a credential to the building element in order to provide an authentication for controlling the environmental setting. In yet other embodiments, the command to adjust the environmental setting is received via a menu of a user interface provided by a video conferencing platform.12-29-2011
20120290137SYSTEM FOR CONTROLLING ENVIRONMENTAL CONDITIONS OF A BUILDING - The invention relates to a control system for adjusting environmental conditions of a building. The control system comprises a server used for accessing external services through a communication network, such as the Internet. The control system comprises controllers for controlling environmental equipment based on sensor signals. The controllers can be used for relaying communication between the server and user interface means in the usage of external services.11-15-2012
20120290136SPEED ADJUSTMENT OF AN ACTUATOR FOR AN HVAC SYSTEM - An actuator for moving a component of an HVAC system includes a housing, a motor, and a hub configured to receive a shaft. The actuator also includes a processing circuit configured to temporarily shift the actuator from a first speed mode to a second speed mode that is different than the first speed mode upon receiving an input signal.11-15-2012
20100168921Air conditioner and method of controlling the same - The present invention relates to an air conditioner, including a discharge driving unit for discharging an air-conditioned air, a sensor module for rotating and scanning predetermined areas and outputting data for radiation heats of heat sources, and a control unit for calculating observed change-amount signals based on the data and stored old data, acquiring human body information by converting each of the observed change-amount signals into energy levels, and controlling the discharge driving unit.07-01-2010
20100168922Air conditioner and method of operating the same - The present invention relates to an air conditioner and a method of operating the same. The air conditioner includes a human body detection unit configured to rotatably operate and to detect a person within an indoor area, a position determination unit configured to determine a position of the person using data detected by the human body detection unit and to set a reference area to which a current of air will be provided according to a frequency of detection on the person, and a control unit configured to control the human body detection unit so that the human body detection unit detects the person by a reference frequency or more and to control the current of air based on the determination results by the position determination unit so that the current of air is discharged toward the reference area.07-01-2010
20130013117METHODS AND APPARATUS FOR DIFFERENTIAL ENERGY BASED AIRSIDE ECONOMIZER CHANGEOVER - Methods and apparatus for controlling an economizer in a ventilation system based upon moisture related properties of a first input air source and a second input air source to minimize energy for conditioning air in a structure.01-10-2013
20120150353SYSTEM AND A METHOD FOR ASSESSING AND REDUCING AIR POLLUTION BY REGULATING AIRFLOW VENTILATION - Disclosed are means for monitoring the levels of air pollution in urban areas for the purpose of optimizing the conditions of airflow ventilation of buildings according to air pollution levels in their area. The invention supplies data in real time regarding local air pollution levels or relative levels, i.e. current air pollution levels in relation to previous ones. The disclosed system and method makes use of the fluctuations in air pollution levels in order to achieve optimal reduction of air pollution levels inside buildings. The system defines optimal times for ventilation in order to achieve a significant and persisting improvement of indoor air quality, in a routine manner, by using measurements of nondeterministic, continuous and effective fluctuations in air pollution levels at the surroundings of each building, specifically in locations which don't include monitoring stations.06-14-2012
20110160913METHODS AND APPARATUSES FOR DISPLAYING ENERGY SAVINGS FROM AN HVAC SYSTEM - A method and system of determining and displaying energy savings from an HVAC system operating in an energy saving mode. The HVAC system is operated to maintain a comfort mode temperature during a learning period. The energy consumed by the HVAC system at multiple outside ambient conditions during the learning period is determined. The correlation between a specific ambient condition and energy consumed by the HVAC system is determined. The HVAC system is run to maintain an energy saving setpoint temperature. The energy consumed by the HVAC system is determined at an ambient condition while maintaining the energy saving setpoint temperature. The energy savings are calculated as a function of the difference between the energy that would have been consumed by the HVAC system at the ambient condition based on the determined correlation and the energy consumed by the HVAC system while maintaining the energy saving setpoint temperature at the ambient condition06-30-2011
20130173064USER-FRIENDLY, NETWORK CONNECTED LEARNING THERMOSTAT AND RELATED SYSTEMS AND METHODS - A user-friendly, network-connected learning thermostat is described. The thermostat is made up of (1) a wall-mountable backplate that includes a low-power consuming microcontroller used for activities such as polling sensors and switching on and off the HVAC functions, and (2) separable head unit that includes a higher-power consuming microprocessor, color LCD backlit display, user input devices, and wireless communications modules. The thermostat also includes a rechargeable battery and power-stealing circuitry adapted to harvest power from HVAC triggering circuits. By maintaining the microprocessor in a “sleep” state often compared to the lower-power microcontroller, high-power consuming activities, such as learning computations, wireless network communications and interfacing with a user, can be temporarily performed by the microprocessor even though the activities use energy at a greater rate than is available from the power stealing circuitry.07-04-2013
20130173065SYSTEM AND METHOD FOR ESTABLISHING LOCAL CONTROL OF A SPACE CONDITIONING LOAD DURING A DIRECT LOAD CONTROL EVENT - A system for establishing local control of a space conditioning load includes a switch for controlling a flow of energy for a space conditioning load. Control logic is operatively coupled to the switch, for receiving control parameters associated with a direct load control event from a utility provider. The control logic may also measure room temperature based on received temperature signals and determine if a room temperature is greater a comfort temperature range. The control logic may eliminate operation of a direct load control program if the room temperature is greater than or equal to the comfort temperature range. The control logic may log and signal back to the utility provider that the comfort temperature range is exceeded. The control logic may then restore local control of the switch and initiate a temperature setback control to a thermostat for the remainder of the control period.07-04-2013
20130173066SMOOTHING DEVICE, SMOOTHING SYSTEM, AND COMPUTER PROGRAM PRODUCT - According to an embodiment, a smoothing device includes an acquiring unit, a determining unit, and selecting unit. The acquiring unit acquires weather information of a plurality of operation areas. A facility device that performs environmental control according to a control value resulting from operation based on the weather information is installed in each of the operation areas. The determining unit determines whether or not an amount of change in weather exceeds a predetermined first threshold in each of the operation areas. The selecting unit selects at least one first operation area that is an operation area in which the amount of change exceeds the first threshold as a halt area for which the operation of the control value used by the facility device installed in the first operation area is halted when the number of first operation areas exceeds a predetermined second threshold.07-04-2013
20130173067SMOOTHING DEVICE, SMOOTHING SYSTEM, AND COMPUTER PROGRAM PRODUCT - According to an embodiment, a smoothing device includes a predicting unit, a calculating unit, and a control unit. The predicting unit predicts a calculation load of operation at a first time slot on the basis of weather prediction information of operation areas in which facility devices that perform environmental control according to control values resulting from the operation based on weather information are installed. The calculating unit calculates a calculation load of operation at a second time slot earlier than the first time slot on the basis of the weather information of the operation areas. The control unit controls an executing device that executes the operation so that part of the operation to be executed at the first time slot is executed at the second time slot.07-04-2013
20080221738Method and System for Synchronizing Climate Control Devices - A method, computer program product, and a data processing system for controlling a first climate control device is provided. An operational mode is obtained for each of a plurality of climate control devices. The operational mode of each of the plurality of climate control devices is compared with a desired operational mode of the first climate control device. A determination of whether any of the operational modes of the plurality of climate control devices differs from the desired operational mode. The first climate control device is placed in the desired operational mode dependent on the comparison of the operational modes of the plurality of climate control devices with the desired operational mode.09-11-2008
20080221737NETWORKED ELECTRICAL INTERFACE - An electrical interface may include a switching mechanism and a control module. The switching mechanism can selectively couple a source of electricity to a load and the control module can be coupled to the switching mechanism. The control module may generate a query for information from a web server and control the switching mechanism based on a response to the query.09-11-2008
20130178987Methods and Systems for Managing Air Quality and Energy Use In Air-Conditioning Systems - Embodiments of the present disclosure include methods and systems of operating an HVAC system for an enclosed environment. In such embodiments, the HVAC system may be configured to at least one of heat and cool air and include an air circulation system configured to circulate air at least within the enclosed environment. The air within the enclosed environment may comprise at least the indoor air. The system may further include an outdoor air inlet for introducing at least a portion of outdoor air into the enclosed environment, where the outdoor air comprises air from outside the enclosed environment. The system may further include a scrubbing system having an adsorbent material to reduce presence of at least one gas contaminate in the indoor air. A controller system may be included for controlling the operation of at least one of the circulation system and the scrubbing system.07-11-2013
20130178988AIR-CONDITIONING CONTROL SYSTEM AND PROGRAM - According to a calculation 07-11-2013
20130178985HVAC CONTROLLER WITH TIME OF USE SCHEDULER - A controller for operating HVAC equipment on a premise. The controller has a processor and memory, and is adapted to regulate operation of the HVAC equipment based upon a scheduling program stored in memory. The scheduling program includes usage periods and a set point associated with each usage period. The controller is adapted to receive time of use pricing; the controller is further adapted to present a graphical representation of the scheduling program period on a display, the graphical representation providing a scheduling grid and each usage period being shown as an area on the scheduling grid; the controller is operable to display a time of use pricing overlay over the graphical representation of the scheduling program; and the controller creates at least one new usage period based upon where the time of use pricing overlay bisects the at least one usage period being presented on the display.07-11-2013
20130178986HVAC CONTROLLER WITH DEVICE SCHEDULING PROGRAM - A controller is provided for HVAC equipment. The controller has a processor, memory, and a RF module for a home automation network, and is operable to regulate operation of the HVAC equipment based upon a scheduling program stored in memory. The scheduling program includes at least one usage periods and at least one set point associated with each usage period. The controller is also operable to regulate operation of remote electrical devices over the home automation network; and to create a device scheduling program for the remote electrical devices, the device scheduling program including at least one device period and an operational state associated with each device period.07-11-2013
20130173068SHOWCASE CONTROL SYSTEM AND PROGRAM - A showcase control system 07-04-2013
20120253523INDOOR AIR QUALITY CONTROLLERS AND USER INTERFACES - Controllers for controlling heating, ventilating, air conditioning, and cooling (HVAC) systems are provided. The controllers include graphical user interfaces for user adjustment of system settings. The controllers also include communication interfaces for receiving climate data. In certain embodiments, the controllers govern operation of the HVAC systems based at least in part on the climate data. Further, the controllers may display information and alerts related to the climate data. The controllers also may govern operation of air treatment devices within the HVAC systems.10-04-2012
20120253522FACILITY CONTROLLING SYSTEM AND METHOD - When, in an administering device, there has been an evaluation that a user is authorized to enter into any given controlled region, the occupant counts of a movement origin controlled region and of a movement destination controlled region are updated by an occupant count updating portion and stored in a storing portion, where the occupancy statuses specified by the individual occupant counts in the storing portion are reported to an air-conditioning controlling device. In the air-conditioning controlling device, electricity-saving control parameters corresponding to the applicable occupancy statuses are obtained from an electricity-saving control information storing portion by an air-conditioning controlling portion in response to occupancy statuses reported by the administering device, to cause air-conditioning equipment, corresponding to the applicable region, to perform electricity-saving operation based on the electricity-saving control parameters.10-04-2012
20120253520CONTROLLER FOR A CLIMATE CONTROL SYSTEM - A system is provided for controlling at least one climate control apparatus for conditioning a space. The system includes a controller mountable to a climate control apparatus that is segregated from the space to be conditioned. The controller has a plurality of selectable setting parameters for configuring the controller to operate at least one of a plurality of climate control apparatus, and a plurality of visual indicators for visually indicating the selection of at least one selectable setting parameter. A user interface is adapted for installation in the space, and has a display for displaying selectable setting parameters for configuring the controller. The user interface includes user input controls for enabling selection of at least one displayed selectable setting parameter, where the controller responsively activates at least one visual indicator for indicating the selection of at least one selectable setting parameter by the user-interface.10-04-2012
20130138249METHOD OF USING AN INSTALLATION GUIDE SYSTEM TO CONFIGURE AN AIR CONDITIONER OR HVAC ARRANGEMENT - A method of using an installation guide system to configure an air conditioner or HVAC arrangement is provided. The installation guide system may include an input configured to receive inputs from a user; a memory configured to store information; a display; and a controller configured to control the input, the memory, and the display. The method may include receiving input, into the installation guide system, of installation information to be used to configure the air conditioner or HVAC arrangement; displaying on a drawing display of the display at least one image of an installation space for the air conditioner or HVAC; configuring the installation information with respect to the at least one image of the installation space; arranging apparatuses constituting an air conditioner or HVAC on the drawing display to create a design drawing for an air conditioner or HVAC arrangement based on the installation information; and inspecting the air conditioner or HVAC arrangement for errors.05-30-2013
20130090768HVAC CONTROLLER WITH PARAMETER CLUSTERING - An HVAC controller is described that is configured to be more intuitive and user friendly to program and operate than convention HVAC controllers. In some instances, the HVAC controller may include a touch screen interface that provides greater flexibility in displaying information to the user and/or soliciting information from the user.04-11-2013
20130090767METHODS AND GRAPHICAL USER INTERFACES FOR REPORTING PERFORMANCE INFORMATION FOR AN HVAC SYSTEM CONTROLLED BY A SELF-PROGRAMMING NETWORK-CONNECTED THERMOSTAT - Systems and methods are described for interactively and graphically displaying performance information to a user of an HVAC system controlled by a self-programming network-connected thermostat. The information is made on a remote display device such as a smartphone, tablet computer or other computer, and includes a graphical daily summary each of several days. In response to a user selection of a day, detailed performance information is graphically displayed that can include an indication of HVAC activity on a timeline, the number of hours of HVAC activity, as well as one or more symbols on a timeline indicating setpoint changes, and when a setpoint was changed due to non-occupancy.04-11-2013
20130096721DATA CENTER COOLING CONTROL - A method, system, and computer program product for controlling data center cooling. In an example embodiment the method includes calculating, using a processor, an over-provisioning factor, where the over-provisioning factor is a function of a ratio of a rated cooling power to a calculated cooling power of a set of cooling units, the set of cooing units comprising at least one cooling unit. The method proceeds by adjusting the data-center cooling until the over-provisioning factor is substantially equal to a target over-provisioning factor.04-18-2013
20130096720OPTIMIZATION OF SYSTEM ACOUSTIC SIGNATURE AND COOLING CAPACITY WITH INTELLIGENT USER CONTROLS - A computer-implemented method comprises accessing historical operating data for a unit of information technology equipment, wherein the historical operating data includes power consumption, fan speed, inlet air temperature, workload, and any processor throttling events at various points in time. The method further comprises receiving user input selecting a fan speed, and using the historical operating data to determine a performance impact that is expected from operating the unit at the selected fan speed, where the power consumption is a proxy for performance. The estimated performance impact of the selected fan speed and one or more alternative fan speeds is then displayed.04-18-2013
20130096723ENERGY AND INTERNAL ENVIRONMENT MANAGEMENT CONTROL SYSTEMS AND METHODS FOR BUILDINGS AND CAMPUSES - An elective and private incrementally deployed, incrementally modifiable, relatively inexpensive building control system that provides for a range of energy and environmental capabilities including room and building environment sensing (one or more of temperature, humidity, air quality, etc.), statistical processing software, modeling software, analysis software, information visualization software, decision support software, data logging, storage and recall, control, optimal control, and interfacing with existing building systems (HVAC, solar, valves, power systems, etc. The invention can be configured to include incremental or trial deployment of equipment and software; exploratory or special-purpose information gathering; analysis, modeling, or simulation of current, past, or ongoing energy usage, loss, or waste as well as air temperature and air quality distributions, impacts of changes to a building, facilities, policies, or operations; and design of optimal control for building operation.04-18-2013
20130103205NETWORK SYSTEM EQUIPPED WITH AIR CONDITIONER AND CONTROL METHOD THEREOF - A network system equipped with an air conditioner and a control method may be provided. The network system may include: the air conditioner operating for air conditioning of a set space; a control device for updating set data in the air conditioner, and a control unit equipped in the air conditioner and for receiving update data from the control device. The control unit may include: an external memory for storing update data received from the control device, and an internal memory for selectively storing the update data stored in the external memory based on whether an update execute signal is received from the control device.04-25-2013
20130103204PROSPECTIVE DETERMINATION OF PROCESSOR WAKE-UP CONDITIONS IN ENERGY BUFFERED HVAC CONTROL UNIT - A thermostat includes at least a housing, a user interface, a memory, an environmental sensor, and a processing system. The processing system may be configured to operate in a wake state and a sleep state by determining wake-up conditions upon which the processor is to enter into the wake state from the sleep state that includes a threshold value associated with an environmental condition sensed by the environmental sensor, causing the wake-up conditions to be stored in the memory, operating in the sleep state during a time interval subsequent to causing the wake-up conditions to be stored in the memory, determining whether at least one of the wake-up conditions has been met, and operating in the wake state upon a determination that the at least one wake-up condition has been met.04-25-2013
20130103206SYSTEMS FOR HEATING, VENTILATION, AND AIR CONDITIONING APPLICATIONS - A motor control system for heating, ventilation, and air conditioning (HVAC) applications is described. The motor control system includes a thermostat and an electronically commutated motor (ECM) coupled to the thermostat. The ECM is configured to retrofit an existing non-ECM electric motor included in an HVAC application and to operate in one of a plurality of HVAC modes. The HVAC modes include at least one of a heating mode, a cooling mode, and a continuous fan mode. The HVAC mode is determined based at least partially on outputs provided by the thermostat.04-25-2013
20130123991THERMOSTAT AND IRRIGATION CONTROLLER WITH REMOVABLE USER INTERFACE - Improvements in a thermostat for HVAC control and an irrigation controller for sprinkler control are constructed each with a Base Unit and a removable User Interface Unit. The dual-function Base Unit is configurable for use as either a thermostat or an irrigation controller. The Base Unit has a connector for connection to a separate User Interface (UI) Unit. The separate UI Unit has a display, controls, and I/O Connector for connection to a Base Unit or an external computer. The UI Unit adaptively operates as a thermostat interface or irrigation interface, as is appropriate for the configuration of a connected Base Unit. The UI Unit can be connected via its I/O Connector to a PC, tablet PC, or smart phone for configuration of operational control settings using application software. The configuration settings are transferred from a UI Unit to a Base Unit upon connection via the I/O Connector.05-16-2013
20130131872AIR CONDITIONING CONTROL DEVICE, AIR CONDITIONING CONTROL METHOD AND PROGRAM - An air conditioning control device includes; a storage unit configured to store a drawing illustrating a floorplan indicating where one or more air conditioners are installed and separated areas within the floorplan; an area specifying unit configured to specify areas where the one or more air conditioners are installed on the basis of the stored drawing; a number specifying unit configured to specify the number of air conditioners within the respective specified areas; and an air conditioner control unit configured to control operation of each air conditioner within the specified areas on the basis of the specified number of air conditioners. This permits automatically specifying the positions of each air conditioner and the number of air conditioners on the basis of the drawing, thereby facilitating input setting for each air conditioner.05-23-2013
20130131871METHODS AND SYSTEMS FOR DETERMINING HEATING AND AIR CONDITIONING DEMANDS ON A PRINT SHOP - A method of estimating heat emissions for a print shop may include determining a total heat generation value associated with a print shop over the period of time by summing a non-print production heat generation value associated with the print shop over the period of time and a print production heat generation value associated with the print shop over the period of time, determining, by a computing device, a net heat emission value associated with the print shop over the period of time by reducing the total heat generation value by a heat loss rate, and displaying one or more of the non-print production heat generation value, the print production heat generation value, the total heat generation value, and the net heat emission value.05-23-2013
20110276184OVEN CIRCULATING HEATED AIR - An oven which runs on a 20 ampere single phase electrical service includes a cooking chamber comprising a top wall, a bottom wall, a first side wall and a second side wall, at least one microwave generator, at least one set of nozzles, tubes or apertures disposed above a food product disposed within the oven, at least one blower having an RPM in the range between about 3000 to about 4000 at 100 percent velocity, wherein the blower circulates at least a portion of gas from the nozzles, tubes or apertures into the cooking chamber substantially toward the food product and back to the nozzles, tubes or apertures, and a thermal energy source that heats the gas, wherein the heated gas at or near the food product disposed in the cooking chamber exhibits a flow rate of at least about 150 CFM.11-10-2011
20110276183Fresh air control device and algorithm for air handling units and terminal boxes - A method of controlling an existing heating, ventilation, and air conditioning system that is configured to condition at least one zone and includes at least one terminal box having a terminal box interface and a plurality of control components. The method comprises integrating a control device into the existing heating, ventilation, and air conditioning system such that the control device is in communication with the terminal box and terminal box interface, as well as with the control components of the existing heating, ventilation, and air conditioning system. The control device collects a plurality of zone characteristics, a plurality of airflow measurements, and a plurality of occupancy variables. The control device then calculates for a primary air freshness based on the plurality of airflow measurements, an outside air requirement based on some of the plurality of zone characteristics and occupancy variables, and for a minimum airflow set point by dividing the calculated outside air requirement by the primary air freshness. The control components of said existing heating, ventilation, and air-conditioning system are modulated based on the calculated minimum airflow set point.11-10-2011
20130144443SYSTEM, METHOD AND APPARATUS FOR TEMPERATURE CONTROL - An apparatus is described herein that includes a graphical user interface configured to receive input from a user through touch interaction a thermostat folder configured to be displayed on the graphical user interface. The thermostat folder is configured, when invoked, to initiate displaying of a thermostat screen, the thermostat screen including a temperature setting scale such that a desired temperature is set to a requested value selected by the touch interaction of the user with the temperature setting scale.06-06-2013
20110213500ENVIRONMENTAL CONTROL SYSTEM COMPRISING MOTORIZED SHUTTER - An arched shutter configured for automated, simultaneous control of a plurality of louvers, the arched shutter comprises the plurality of louvers, a frame, a portion of which forms an arch, a base, wherein the plurality of louvers are installed between the base and the portion of the frame that forms an arch via a plurality of rod arms, a motor configured to drive one of the plurality of rod arms and therefore one of the plurality of louvers, and a plurality of linking apparatus connecting the plurality of louvers such that all of the plurality of louvers operate when the one louver is driven by the motor.09-01-2011
20100286830Climate Control System And Method For Optimizing Energy Consumption Of A Vehicle - A climate control system and method for optimizing energy consumption in a hybrid electric vehicle (HEV) is provided. By varying evaporator temperatures based on occupant settings and environmental conditions, electric compressor speed can be optimized to provide the necessary cooling capacities resulting in energy savings. Determining the impact that increasing or decreasing engine cooling fan speed has on the overall energy consumption of the climate control system without affecting target discharge air temperature provides for energy saving opportunities. Optimizing energy consumption according to the provided strategy provides for improved fuel economy without sacrificing passenger comfort.11-11-2010
20130151014HEATING, VENTILATION AND AIR CONDITIONING SYSTEM USER INTERFACE HAVING MEMORY UPGRADE FEATURE AND METHOD OF OPERATION THEREOF - A user interface for use with an HVAC system, a method of providing service reminders on a single screen of a user interface of an HVAC system and an HVAC system incorporating the user interface or the method. In one embodiment, the user interface includes: (1) a display configured to provide information to a user, (2) a touchpad configured to accept input from the user, (3) a processor and memory coupled to the display and the touchpad and configured to drive the display and (4) at least one socket coupled to the processor and configured to receive a media card.06-13-2013
20130151015HEATING, VENTILATION AND AIR CONDITIONING SYSTEM USER INTERFACE HAVING SEASONAL PROGRAMS AND METHOD OF OPERATION THEREOF - A user interface for use with an HVAC system, a method of providing service reminders on a single screen of a user interface of an HVAC system and an HVAC system incorporating the user interface or the method. In one embodiment, the user interface includes: (06-13-2013
20130151016HEATING, VENTILATION AND AIR CONDITIONING SYSTEM USER INTERFACE HAVING A ONE-TOUCH AWAY FEATURE AND METHOD OF OPERATION THEREOF - A user interface for use with an HVAC system, a method of controlling an HVAC system and an HVAC system incorporating the user interface or the method. In one embodiment, the user interface includes: (1) a display configured to provide information to a user, (2) a touchpad configured to accept input from the user and (3) a processor and memory coupled to the display and the touchpad and configured to drive the display and process the input, the display further configured to display a most-often displayed screen including a one-touch away button and place the HVAC system into an energy-saving operating mode based on a single press of the one-touch away button.06-13-2013
20130151017HEATING, VENTILATION AND AIR CONDITIONING SYSTEM USER INTERFACE HAVING SEPARATE PROGRAMMING AND MANUAL MODE SCREENS AND METHOD OF OPERATION THEREOF - A user interface for use with an HVAC system, a method of providing service reminders on a single screen of a user interface of an HVAC system and an HVAC system incorporating the user interface or the method. In one embodiment, the user interface includes: (1) a display configured to provide information to a user, (2) a touchpad configured to accept input from the user and (3) a processor and memory coupled to the display and the touchpad and configured to drive the display, the display further configured to display a manual mode screen and a programming mode screen that is separate from the manual mode screen.06-13-2013
20130151018HEATING, VENTILATION AND AIR CONDITIONING SYSTEM USER INTERFACE HAVING REMOTE PLATFORM ACCESS APPLICATION ASSOCIATED THEREWITH AND METHOD OF OPERATION THEREOF - An HVAC system and a method of communicating with an HVAC system. In one embodiment, the HVAC system includes: (1) a user interface having a touchpad configured to accept input from a user and a display configured to provide information to the user via a plurality of screens arranged in a screen structure, (2) an application executable on a general-purpose computer and configured to cause the general-purpose computer to display substantially similar counterparts of the screens arranged in the screen structure and (3) a receiver configured to communicate with the general-purpose computer.06-13-2013
20130151019CONTROLLING AIR TEMPERATURES OF HVAC UNITS - Systems and methods of stabilizing HVAC systems with multiple HVAC units configured to control return air temperature or discharge air temperature are provided. HVAC units that are controlled by the return air temperature compare the return air temperature to a setpoint that determines whether the HVAC unit's operation increases, decreases, or stays the same. By adjusting the setpoint of an HVAC unit based on certain criteria (e.g., a desired operational effort of an HVAC unit) the system can be stabilized. A temperature setpoint reset (TSPR) system can be included in each HVAC unit that resets the temperature setpoint (TSP) of the HVAC unit so that the HVAC unit operates within a desired operational effort (e.g. compressor speed or valve position). A master feedback loop and optimizer loop may be implemented to further control the behavior of the HVAC system.06-13-2013
20130151012SYSTEM AND METHOD FOR OPTIMAL LOAD AND SOURCE SCHEDULING IN CONTEXT AWARE HOMES - A controller for controlling energy consumption in a home includes a constraints engine to define variables for multiple appliances in the home corresponding to various home modes and persona of an occupant of the home. A modeling engine models multiple paths of energy utilization of the multiple appliances to place the home into a desired state from a current context. An optimal scheduler receives the multiple paths of energy utilization and generates a schedule as a function of the multiple paths and a selected persona to place the home in a desired state.06-13-2013
20130151013Method for Controlling HVAC Systems Using Set-Point Trajectories - A method controls a heating, ventilation air conditioning (HVAC) system for a building. The system is modeled with a state space, wherein the state space includes a set of states and a corresponding action for each state, wherein the system changes from a current state to a next state based the current state, and a selected action. A set of samples is selected in the state space, and triangulated to descritize the state space into simplices, wherein each simplex has a set of nodes. For each state and a corresponding simplex, a value for each node is obtained, and then a trajectory of set-points of temperatures for the system is generated based on the values.06-13-2013
20100298989HVAC SYSTEM WITH AUTOMATED BLOWER CAPACITY DEHUMIDIFICATION, A HVAC CONTROLLER THEREFOR AND A METHOD OF OPERATION THEREOF - An HVAC controller, a method of operating a HVAC unit and a HVAC system are disclosed herein. In one embodiment, the HVAC controller includes: (1) an interface configured to receive both a latent cooling demand and a sensible cooling demand and (2) a processor configured to direct both a dehumidification function and a cooling function when simultaneously processing both the latent cooling demand and the sensible cooling demand, the dehumidification function based on an operating capacity of an indoor air blower system.11-25-2010
20120283881METHODS AND SYSTEMS FOR COORDINATING THE CONTROL OF HVAC UNITS - A control strategy for heating, ventilating, and air-conditioning (HVAC) units used to condition the environment in data centers and other commercial buildings such as retail stores with an open-plan design is provided to coordinate the operation of the actuators of the HVAC units. A supervisory controller receives feedback signals from a plurality of environmental sensors and uses a set of references values to determine control signals to the actuators of the HVAC units. A pseudoinverse of a transfer function matrix G may be used to determine the control signals from errors in the feedback signals relative to the reference signals.11-08-2012
20120283880ECONOMIZER CONTROL - Methods for controlling an economizer of an HVAC system are disclosed. An illustrative control method may include positioning one or more controllable dampers in first and second configurations such that a mixed air stream has first and second mixing ratios of incoming outside air to return air. First and second measures related to the temperature of the mixed air stream may be recorded when the dampers are in each of the first and second configurations. Based on the recorded first and second measures, it may be determined whether and/or how much of the incoming outside air to admit into the economizer via the one or more controllable dampers during subsequent operation of the HVAC system.11-08-2012
20130158718HVAC CONTROLLER WITH FAULT SENSITIVITY - An HVAC controller may be programmed to identify one or more faults with respect to the operation of a connected HVAC system. In some cases, the HVAC controller may record a fault to a fault log and/or display an alert on the display of the HVAC controller only after a predetermined number of faults of the same fault type have been identified by the HVAC controller, sometime within a predetermined number of cycles of the HVAC system or within a predetermined amount of time.06-20-2013
20130158717HVAC CONTROLLER WITH DELTA-T BASED DIAGNOSTICS - An HVAC controller may store a delta T limit. The delta T limit may be, or may include, a maximum and/or a minimum delta T limit. The HVAC controller may compare a measured delta T value against a delta T limit to determine if the delta T limit has been violated. If the HVAC controller determines that a delta T limit has been violated, the HVAC Controller may log the violation, and in some cases, display a user alert on a display of the HVAC controller. In some cases, different delta T limits may be stored for each operating mode (e.g. heating and cooling), and in some cases, for each stage combination within an operating mode, where appropriate.06-20-2013
20130158719CONTROLLER EMPLOYING FEEDBACK DATA FOR A MULTI-STRIKE METHOD OF OPERATING AN HVAC SYSTEM AND MONITORING COMPONENTS THEREOF AND AN HVAC SYSTEM EMPLOYING THE CONTROLLER - A controller for an HVAC system, a compute-usable medium and an ERV are disclosed. In one embodiment, the controller includes: (1) an input terminal configured to receive feedback data from a first operating unit of the HVAC system, (2) an operation monitor configured to determine if the feedback data corresponds to a predetermined condition for the first operating unit and (3) a system director configured to operate a second operating unit of the HVAC system at a predetermined operating value corresponding to the predetermined condition and a number of occurrences of predetermined conditions associated with the first operating unit.06-20-2013
20130158721HOME MONITORING SETTINGS BASED ON WEATHER FORECAST - A system may include a set-top box, associated with a customer premises, configured to receive a television signal and provide the television signal to a television and a home monitoring device configured to obtain a weather forecast for a geographic area associated with the customer premises, determine a thermostat setting for the customer premises based on the obtained weather forecast, and provide a recommendation about the determined thermostat setting to the set-top box. The set-top box may be further configured to present the recommendation about the determined thermostat setting via the television; receive a selection of the determined thermostat setting; and provide an indication of the selection to the home monitoring device; and the home monitoring device may be further configured to apply the determined thermostat setting to a thermostat controller associated with the customer premises, in response to receiving the indication from the set-top box.06-20-2013
20130158720HVAC CONTROLLER WITH PERFORMANCE LOG - An HVAC controller is configured to log and record performance related data related to a performance of an HVAC system over a period of time in one or more performance logs stored in a memory of the HVAC controller. In some cases, the HVAC controller may be configured to retrieve at least some of the performance related data from the performance log that corresponds to a selected period of time that may be selected by a user, and display the retrieved performance related data on a display of the HVAC controller.06-20-2013
20130158716HVAC CONTROLLER WITH UTILITY SAVER SWITCH DIAGNOSTIC FEATURE - An HVAC controller may display a user query on the display of the HVAC controller, which queries the user as to whether a utility saver switch is installed and in use. The HVAC controller may take into account whether a utility saver switch is installed and in use when determining, logging and/or reporting out diagnostic faults of the HVAC system.06-20-2013
20130158715HVAC CONTROLLER WITH HVAC SYSTEM FAILURE DETECTION - An HVAC controller that monitors a current performance level of an HVAC system, and determines if the current performance level falls below a minimum performance threshold level for at least a first predetermined amount of time. The HVAC controller may be configured it display an alert on the display of the HVAC controller if the HVAC controller determines that the current performance level has fallen below the minimum performance threshold level for at least the first period of time. In some cases, the HVAC controller may remove the alert from the display of the HVAC controller if the current performance level subsequently rises and remains above the minimum performance threshold level for at least a second predetermined amount of time. In some cases, the first predetermined amount of time may include a utility shutoff period component and/or a defrost cycle period component.06-20-2013
20130184875NEED IDENTIFYING DEVICE, AIR-CONDITIONING CONTROLLING SYSTEM, NEED IDENTIFYING METHOD, AND AIR-CONDITIONING CONTROLLING METHOD - An air-conditioning controlling system includes a need identifying device, a control plan storage device that stores, respectively for a temporary need and a persistent need, control plans that establish rules for changing a control setting value for air-conditioning in response to a need relating to air-conditioning from an informant, a control plan determining device that determines a control plan corresponding to an identification result of the need identifying device, as a control plan to be applied to an air-conditioning equipment, and an equipment controlling device that controls the air-conditioning equipment based on the determined control plan. The need identifying device includes an inputting unit that receives the need from the informant, and a need identifying unit that identifies whether the need is the temporary need or the persistent need, based on information pertaining to an activity that changes a metabolic rate of the informant.07-18-2013
20130184874ENHANCED PREMISES MONITORING AND/OR CONTROL - Enhancements to premises monitor or control device (e.g., thermostats, etc) are detailed herein. For example, enhanced relating to simplification of scheduling, are described as well as other enhancements relating to reducing device costs or consumption costs, providing richer features or more robust feature sets, and/or delivering associated product or services with increased simplicity, convenience, or ease.07-18-2013
20130190930Energy Saving Control for Data Center - A data center includes at least one rack containing electronic devices, a data center air conditioning system (DCAC), and an environmental parameter monitoring system. At least one set of eligible environmental parameters is determined that satisfies the cooling demand of the at least one rack containing electronic devices. According to the at least one set of eligible environmental parameters and corresponding relationships between sets of setting parameters of the DCAC and corresponding sets of environmental parameters determined by an artificial neural network, plural sets of setting parameters of the DCAC are determined A power consumption of the DCAC to which each set of setting parameters in the plural sets of setting parameters corresponds is obtained. A set of setting parameters for which the corresponding power consumption satisfies a predetermined condition for energy saving is selected and us to set the DCAC.07-25-2013
20130190931WIRELESS SENSORS SYSTEM AND METHOD OF USING SAME - Apparatus for measuring airflow at heating, ventilation, air conditioning, and refrigeration (HVAC) diffusers is described. The apparatus comprises a capture hood comprising a lightweight carbon fiber frame, a fabric skirt portion supported by said frame, and a base. A grid-type probe is disposed within the capture hood. An airflow sensor module is carried by the capture hood and arranged to sense airflow data. The airflow sensor module comprises a transmitter to wirelessly transmit airflow data to a control module. The apparatus further comprises retainer apparatus to retain the capture hood in flow communication with a diffuser.07-25-2013
20130197698HVAC System Fault Root Cause Self-Determination - A method for self-determining a root cause of a system fault in a heating, ventilation, and cooling (HVAC) system includes receiving a fault message indicative of a fault condition in an operating characteristic of the HVAC system; determining a causal relationship between the fault condition and a predetermined list of root causes associated with the fault condition; receiving information indicative of operating conditions of the HVAC system; and eliminating at least one root cause that is unrelated to the fault condition in response to the receiving of the information.08-01-2013
20130197699AIR CONDITIONER CONTROL DEVICE, EQUIPMENT SYSTEM, AND PROGRAM - By efficiently holding only information necessary for a desired control from among information that can be obtained from equipment such as air conditioners, lighting devices and other devices, the control of the air conditioners and other devices according to the situation is obtained with small-capacity memory resources. This facilitates uploading to an air conditioner control device having a relatively small memory capacity and makes it possible to efficiently customize the installed control program.08-01-2013
20120296478CONTROL SYSTEM OF AIR CONDITIONING SYSTEM - To obtain a control system of an air conditioning system capable of easily confirming a set content of an interlocking control. A simulation device that generates simulation operation information simulating an interlock operation of facility devices based on interlock settings information, a display controller that makes a display device display a layout plan and the simulation operation information in accordance with the display of the facility devices in the layout plan.11-22-2012
20130204439CONTROLLING BUILDING SYSTEMS - Methods, apparatus, and systems are provided for measuring the supply of a consumable product to a facility over time and analyzing the measurements to determine the consumption or supply of the product by one or more loads and/or sources in the facility, and to determine induced and residual heat flow through the facility's envelope. Various aspects compare the measured supply of the consumable product to a database of consumption signatures. Operating conditions and facility characteristics may be further considered in determining a particular user's access of the consumable product. Thermal resistance factors of the building may be determined, which are based on the induced and residual heat flow through the facility. Finally, one or more signatures of a building system are analyzed to determine a building's overall efficiency, including determining a controllable load of a building and/or determining an efficient start time for one or more building systems.08-08-2013
20130204440HVAC CONTROLLER WITH USER-FRIENDLY INSTALLATION FEATURES WITH WIRE INSERTION DETECTION - A thermostat includes a housing, a user interface, and a processing system configured to control an HVAC system using setpoint temperature values. The thermostat may also include a plurality of HVAC connectors configured to receive corresponding HVAC control wires, and a connection sensing module configured to determine the identities of HVAC connectors into which corresponding wires have been inserted. The processing system is further configured to select and display one or more user inquiries using the user interface based on which connectors have wires inserted, thereby enhancing and streamlining the user installation procedure.08-08-2013
20130204441GRAPHICAL USER INTERFACE FOR SETPOINT CREATION AND MODIFICATION - A user-friendly programmable thermostat is described that includes a body having a central electronic display surrounded by a ring that can be rotated and pressed inwardly to provide user input in a simple and elegant fashion. The thermostat can be used to graphically display a two-dimensional setpoint plot area that includes a number of setpoint symbols each being positioned according to the time of day and temperature associated with the setpoint. The user can initiate the “birth” of a new setpoint, which includes presenting an animated sequence in which a new setpoint symbol is moved to a position on the plot area associated with the time of day and temperature for the new setpoint.08-08-2013
20130096722RETURN FAN CONTROL SYSTEM AND METHOD - A return fan control system for an HVAC system comprises a supply fan control loop, a return fan control loop and a building pressure control system. The supply fan control loop comprises a duct pressure controller arranged to control a supply fan to a duct pressure setpoint. The return plenum pressure control loop comprises a return plenum pressure controller arranged to automatically control a return fan to a return plenum pressure setpoint determined by a setpoint reset function. The building pressure control system is operable to control a building pressure. The building pressure control system may comprise a building pressure control loop and an outside air control loop cooperatively arranged to control an exhaust damper in response to an outside air intake.04-18-2013
20120083926ADAPTIVE REAL-TIME OPTIMIZATION CONTROL - A system for regulating the amount of outdoor air that is introduced into a building determines characteristics of the outdoor air using sensor inputs. The system uses extremum seeking control logic to vary the flow of outdoor air provided into the building in response to the cooling load determinations.04-05-2012

Patent applications in class HVAC control

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