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Power supply regulation operation

Subclass of:

700 - Data processing: generic control systems or specific applications

700090000 - SPECIFIC APPLICATION, APPARATUS OR PROCESS

700286000 - Electrical power generation or distribution system

Patent class list (only not empty are listed)

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Class / Patent application numberDescriptionNumber of patent applications / Date published
700298000 By voltage regulation 69
Entries
DocumentTitleDate
20100023179DAMPING ELECTROMAGNETIC OSCILLATIONS IN POWER SYSTEMS - Exemplary embodiments of the present disclosure provide a method and controller for damping multimode electromagnetic oscillations in electric power systems which interconnect a plurality of generators and consumers. The controller for damping such oscillations includes a phasor measurement unit (PMU) and a power oscillation damper (POD) controller. Each oscillating mode signal is damped and then superposed to derive a control signal. A feedback controller is used to feedback the control signal to a power flow control device in the power system.01-28-2010
20130030596BATTERY MONITORING DEVICE - A battery monitoring device for real-time measurement and monitoring of a battery module driving an actual load and having a plurality battery cells connected together in series, has a plurality of power and impedance calculators provided for the respective battery cells, and configured to receive voltage signals and current signals from the battery cells, respectively and to measure instantaneous power values and internal impedance characteristics of the battery cells, respectively, and a battery module state manager configured to receive output data of the power and impedance calculators via an internal bus.01-31-2013
20130030595IMPLEMENTING POWER MANAGEMENT SYSTEMS USING PEAK DEMAND FACTOR - Methods and apparatus for implementing power management systems using a peak demand factor are described and disclosed herein. An exemplary method includes gathering load samples from a site, generating a plurality of peak demand factors based on the load samples, performing an analysis to determine feasible demand reduction based on the peak demand factors, such as by plotting the demand reduction against the peak demand factors and finding one or more points at which demand reduction is particularly advantageous, selecting a maximum percentage of peak reduction matched with a peak demand factor, and implementing a power management system corresponding to the selected peak demand factor. Embodiments disclosed may provide means for quickly determining a superior peak demand reduction strategy or configuration for a site, thereby reducing the time and labor costs of excessive experimentation presently used to implement demand management systems.01-31-2013
20130030594ELECTRIC VEHICLE CHARGING STATION REMOTE DISCONNECT SYSTEM - Aspects of the invention provide for an electric vehicle charging station (EVCS). In one embodiment, the EVCS may include: a charging outlet configured to receive a chargeable device; a contactor operably connected to the charging outlet and electrically connected to an advanced metering infrastructure (AMI) meter; and an EVCS controller configured to receive a set of instructions from the AMI meter about modifying an amount of power supplied to the charging outlet, wherein the EVCS controller is configured to modify the amount of power supplied to the charging outlet via the contactor in response to receiving the set of instructions.01-31-2013
20130030593System for Monitoring A Battery Charger - A method and apparatus comprising a switch and a charging management module. The switch is configured to control an electrical connection between a charging device for a battery and a power source. A current flows from the power source through the charging device to the battery to charge the battery when the electrical connection is present between the charging device and the power source. The charging management module is configured to identify a period of time for charging the battery and to control the switch to electrically connect the charging device for the battery to the power source during the period of time identified for charging the battery.01-31-2013
20130085624Systems and Methods for Integrating Demand Response with Service Restoration in an Electric Distribution System - Systems and methods for integrating demand response with service restoration in an electric distribution system. The electric distribution system may include a plurality of regions, zones, and/or areas including at least an outage area that includes a fault and is not receiving electric current from the electric distribution system and a restoration area that is receiving electric current from the electric distribution system and that may be selectively configured to provide electric current to a selected portion of the outage area. The electric distribution system also includes a plurality of demand responsive loads configured to be selectively isolated from the electric distribution system responsive to a load shed signal. The demand responsive loads may be selectively utilized during service restoration, such as to provide additional excess capacity within the restoration area and/or decrease a magnitude of the electric load applied by the selected portion of the outage area.04-04-2013
20130085623POWER SUPPLY DEVICE AND CONTROL METHOD THEREFOR - A power supply device includes two or more power supply units connected in parallel with each other, each of which includes a rectifier for converting DC power from a DC power source or AC power from an AC power source into predetermined rated DC power. The device further includes a sensor for detecting a load current rate of each of the power supply units, and a controller. The controller controls the operation of the power supply units to reduce the total amount of power consumption per power supply unit calculated based on the rated DC power and the efficiency of each of the power supply units corresponding to the load current rate. As a result, the power consumption of the power supply device can be reduced more appropriately according to the load state and the efficiency of the power supply units.04-04-2013
20100076618Electricity Market-Oriented DC-Segmentation Design and Optimal Scheduling for Electrical Power Transmission - A method of segmenting a power distribution network which comprises a plurality of AC power generating stations synchronously interconnected by AC power transmission paths is disclosed. The stations operate within associated market sectors and are subject to associated market rules. The method includes identifying all transmission paths which extend between differing ones of the sectors and, in each of said transmission paths so identified, segmenting the path by inserting a controllable DC link at a selected location in the path. Each of the sectors is then operated asynchronously. Power flow and counter-flow between the sectors is controlled by controlling the DC links. As well there is disclosed a power transmission network which comprises a plurality of AC power generating stations operable within associated market sectors subject to associated market rules; power transmission paths interconnecting the stations, at least some of the paths extending between differing ones of the sectors; and wherein each of the paths which extend between differing ones of the sectors includes a controllable DC link in the path for desynchronizing the differing sectors; and, control means operatively connectable to each of the DC links for controlling power flow between the differing sectors.03-25-2010
20100076617SYSTEM FOR REAL-TIME PROCESS CONTROL - In a system for real-time process control according to the invention, a processing unit (03-25-2010
20130079944POWER STORAGE CONTROL APPARATUS AND POWER STORAGE CONTROL METHOD - The present disclosure is generally directed to a power storage control methods and apparatus including, for example, a power storage control unit configured to determine a connection state of a consumption apparatus with a power supply, determine an expected amount of power usage by the consumption apparatus in a connected state, and adjusting a target value of power storage for a power storage apparatus based on a change in connection state and the expected amount of power usage by the consumption apparatus. The present disclosure may be also be embodied a consumption apparatus.03-28-2013
20130035802Power management device and system - An intelligent user-side power management device (PMD) that is comprised of an optional energy storage unit and can interface with a utility grid or microgrid to eliminate power theft and efficiently provide clean energy to the users of the grid while helping the grid to do smart demand response management, particularly for renewable energy based grids that need to efficiently manage the slack due to the large variability in power generation through these energy sources.02-07-2013
20130035801Networked Solar Panels and Related Methods - Disclosed is a system of networked PV panels for improved provision of electricity to the power grid.02-07-2013
20130079943SYSTEMS AND METHODS FOR MICROGRID POWER GENERATION MANAGEMENT WITH SELECTIVE DISCONNECT - Systems and methods for coordinating selective activation of a multiplicity of emergency power generation equipment over a predetermined geographic area for distribution and/or storage to supply a microgrid of electrical power, and automatic, selective disconnect any of the at least one power generator from providing power supply to the microgrid or wider area grid.03-28-2013
20130041520METHOD AND SYSTEM FOR FACILITATING DESIGN OF A HIGH VOLTAGE (HVDC) CONTROL SYSTEM, AN HVDC SYSTEM AND A METHOD FOR OPTIMISING AN HVDC SYSTEM - THIS invention relates to a method of and a system for facilitating design of a classic High Voltage Direct Current (HVDC) control system, a method for optimising a classic High Voltage Direct Current (HVDC) control system, and a HVDC control system. In particular, the invention comprises the steps of determining at least a current control plant transfer function for a rectifier and/or inverter of the classic HVDC control system by using a time domain current equation; determining at least a voltage control plant transfer function for at least a rectifier of the classic HVDC control system by using a time domain voltage equation; using the determined current control plant transfer function for the rectifier and/or inverter, and/or the determined voltage control plant transfer function for at least the rectifier to facilitate design of the HVDC control system.02-14-2013
20090157231WASHING MACHINE AND CONTROLLING METHOD FOR THE SAME - The present invention relates to a washing machine and a method of controlling the same. The washing machine includes a home network switch unit for selectively inputting a home network mode or a standby power mode, a standby power unit for supplying or shutting off a main power according to an operating state, and a microcomputer for controlling the standby power unit according to a mode set by the home network switch unit. Thus, the home network mode or the standby power mode is selected, if appropriate, through manipulation of a switch. Accordingly, the washing machine can be driven even when it is connected to a home network. When the standby power mode is selected, applied main power is shut off. Accordingly, there is an advantage in that a washing machine with minimized power consumption can be provided.06-18-2009
20090157232Method and Apparatus for Preserving Battery Operation and Life During Vehicle Post Idle Shutdown Control - A method for preserving battery operation and life during vehicle post idle shutdown, such vehicle having a delayed accessory power mode operative when an ignition state of the vehicle is in a non-engine running condition while an ignition switch of the vehicle is in the ON position to supply accessories in the vehicle the battery. The method includes: detecting whether the vehicle has been in an post idle shutdown condition and brake pedal not pressed and ignition state unchanged; and placing the vehicle in the delayed accessory power mode after detecting that the vehicle has been in an post idle shutdown condition and while the ignition switch is in the ON position.06-18-2009
20130041519Intelligent Backup Power System - Presented is a backup power system for a building that selectively provides power to particular circuits according to a power distribution priority profile. Power is applied sequentially to each particular circuit depending on the measured current loads of the particular circuits to which power has already been applied.02-14-2013
20100094478POWER SUPPLY AND METHODS THEREOF - Embodiments of the present invention generally relate to a power supply apparatus and method of utilizing the same. In one embodiment of the present invention, a power supply comprises a plurality of outputs, each output configured for an assignable start address and a variable number of slots, an input for receiving data formatted in an industry-standard communication protocol, a logic unit configured to assign the start address and the number of slots for each output, the logic unit further configured to selectively distribute received data to each output, a power unit configured to provide power through each output, and a converter configured to receive the data formatted in the industry-standard communication protocol and convert the data to a protocol compatible with a load.04-15-2010
20100145545DIMMER SWITCH FOR USE WITH LIGHTING CIRCUITS HAVING THREE-WAY SWITCHES - A dimmer switch adapted to be coupled to a circuit including a power source, a load, and a single-pole double-throw three-way switch, the three-way switch comprising a first fixed contact, a second fixed contact, and a movable contact adapted to be coupled to either the power source or the load, the three-way switch having a first state in which the movable contact is contacting the first fixed contact and a second state in which the movable contact is contacting the second fixed contact, the dimmer switch comprising a first load terminal adapted to be coupled to either the power source or the load to which the three-way switch is not coupled for conducting a load current through the load; a second load terminal adapted to be coupled to the first fixed contact of the three-way switch; a third load terminal adapted to be coupled to the second fixed contact of the three-way switch; a first controllably conductive device electrically coupled between the first and second load terminals, such that the first controllably conductive device is operable to conduct the load current through the second load terminal to control the amount of power delivered to the load when the three-way switch is in the first state; a second controllably conductive device electrically coupled between the first and third load terminals, such that the second controllably conductive device is operable to conduct the load current through the third load terminal to control the amount of power delivered to the load when the three-way switch is in the second state; and a controller operably coupled to the first and second controllably conductive devices for rendering the first and second controllably conductive devices conductive and non-conductive, so as to control the amount of power delivered to the load.06-10-2010
20100063646DEVICE AND CONTROL PROCEDURE FOR RECOVERY OF KINETIC ENERGY IN RAILWAY SYSTEMS - The railway system has a DC voltage catenary (03-11-2010
20130046414METHOD AND SYSTEM OF DEMAND CONTROL BASED ON POWER FACTOR - Described herein are embodiments of methods and systems of demand control based on power factor. One embodiment of the method comprises receiving power factor information associated with a location in an electrical system and detecting a change in the power factor information associated with the location in the electrical system over time. The method further comprises sending a signal to one or more electrical apparatus in response to the change in the power factor information. The signal causes a change in the operational characteristics of at least one of the one or more electrical apparatus where the change in operational characteristics of the at least one of the one or more electrical apparatus affects the power factor information associated with the location in the electrical system.02-21-2013
20130046415PROGRAMMABLE POWER MANAGEMENT CONTROLLER - A system for managing power in a facility includes a hardware interface with a plurality of access ports for connecting with a utility power grid, at least one renewable power source, and at least one electrical load. A plurality of sensor devices monitors power conditions at the plurality of access ports. A storage device stores one or more control programs. A microprocessor controls the hardware interface to enable or disable each of the plurality of access ports in accordance with the one or more control programs and the monitored power conditions of the access ports. An interface device receives instructions from a user and modifying the one or more control programs stored in the storage device based on the received instructions.02-21-2013
20110224839Power Point Tracking - An maximum power point tracking unit used in a solar cell power system can find maximum power point more efficiently.09-15-2011
20130073107NETWORK APPARATUS, ELECTRIC POWER SUPPLY SYSTEM, AND ELECTRIC POWER SUPPLY METHOD - A network apparatus includes: a selection unit that selects a power supply for supplying electric power to a load apparatus from among a first power supply stably supplying a certain amount of electric power and a second power supply that is a power accumulating unit for accumulating electric power generated by natural energy, in accordance with a transition state of the load apparatus and an amount of accumulated electric power in the power accumulating unit; and a supply unit that supplies electric power input from the first power supply or the second power supply selected by the selection unit to the load apparatus via a network cable.03-21-2013
20110015801Systems and Methods for Managing a Smart Grid Network - A system and method for operating a distributed power generation system comprising one or more Local Production Units (LPPUs) is provided. The method includes the steps of receiving and storing data relating to the operating performance of a plurality of LPPUs, receiving and storing data relating to the local power consumption for the plurality of LPPUs, determining the available aggregate quantity of excess power generation capacity for the plurality of LPPUs based upon the operating performance data and the power consumption data, communicating to at least one power purchasing entity an offer to sell at least part of the available aggregate quantity of excess power generation capacity, receiving from at least one power purchasing entity an order to purchase, and communicating with the plurality of LPPUs to provide each LPPU with instructions regarding the quantity of power to be produced. The system includes means for performing each of these steps.01-20-2011
20130060398ELECTRONIC SYSTEMS AND PERFORMANCE CONTROL METHODS - An electronic device is provided, including a plurality of electronic devices and a control module. The electronic devices are connected in a daisy-chain configuration and overlapped in a direction, in which the electronic devices use a transport protocol compatible with a thunderbolt interface to communicate with a host. The control module generates thermal designed power values corresponding to the electronic devices according to parameters of the electronic devices and controls performances of the electronic devices according to the thermal designed power values.03-07-2013
20090299542Collaborative Defense of Energy Distribution Protection and Control Devices - A method is disclosed for preventing malicious settings changes to IEDs in a power transmission and distribution network. Attempted changes to the protection settings of an IED is detected and transmitted to one or more neighboring IEDs. The neighboring IEDs check for consistency of the new settings and return conformance or nonconformance signals. If a nonconformance signal is received, the attempted setting change is not allowed.12-03-2009
20090030558WHEEL ALIGNMENT HEAD AND SYSTEM WITH ADVANCED POWER MANAGEMENT - A wheel alignment head and system use advanced power management to reduce non-essential power consumption, to extend operation time between charges. The wheel alignment head is operable in a first operation state and a second operation state that consumes less power than the first operation state. In response to an occurrence of at least one of preset events, the wheel alignment head switches its operation from the first operation mode to the second operation mode.01-29-2009
20130066482APPARATUS AND METHOD FOR EXECUTING ENERGY DEMAND RESPONSE PROCESS IN AN ELECTRICAL POWER NETWORK - A demand response (DR) architecture performs processes for use in an electrical power network. The DR architecture performs a method for selecting a process to use for scheduling devices. The method includes receiving, by a demand response controller, demand response specific input. The method includes determining a process to use to schedule device running time patterns, based on the received input. The method further includes executing the determined process.03-14-2013
20130066481SYSTEM AND METHOD FOR ENABLING EFFECTIVE WORK FORCE MANAGEMENT OF A SMART GRID - A system and a method are provided for enabling effective work force management of a smart grid. The method includes receiving a first Session Initiation Protocol (SIP) message comprising a state of an electrical component on an electrical grid; and notifying a third party of the state of the electrical component by sending a second SIP message.03-14-2013
20130166090POWER CONVERTER AND METHODS OF CONTROLLING THE SAME - A power delivery system includes at least one conductor having a first end and a second end and a phasor measurement unit (PMU) coupled to the first end of the conductor. The PMU is configured to obtain phasor data at the first end and generate a phasor signal that includes the phasor data. The power delivery system also includes a power generation system coupled to the second end of the conductor and configured to provide power to the conductor. The power generation system includes a power source, a power converter, and a controller. The controller is communicatively coupled to the PMU and is configured to receive the phasor signal and control the power converter based at least partially on the phasor data.06-27-2013
20090210101ELECTRONIC DICE - An electronic die capable of reporting roll results is disclosed. The die can include an acceleration measurement system capable of outputting roll data. A processor can then interpret the roll data and transmit it through a wireless interface to a monitoring device. The monitoring device can then show a user the roll result. Waking the electronic die from a low power mode is also disclosed along with customizing the electronic die with faceplates and protective covers.08-20-2009
20110282512IMAGE FORMING APPARATUS AND CONTROL METHOD - An image forming apparatus, which operates in a normal mode or a power saving mode, includes a user interface, a first supply unit configured to supply power in the power saving mode, a second supply unit configured to supply power in the normal mode and supply no power in the power saving mode, a detection unit configured to detect abnormality of the second supply unit, and a control unit configured to perform control to supply power from the second supply unit to the user interface when the detection unit does not detect abnormality of the second supply unit and to start power supply from the first supply unit to the user interface when the detection unit detects abnormality of the second supply unit.11-17-2011
20110282513SYSTEM, APPARATUS AND METHOD FOR CONTROLLING CHARGE AND DISCHARGE OF ELECTRIC VEHICLE - Disclosed is a technique using an electric vehicle. The technique enables a user to set the operation plan of the electric vehicle and the price of electricity used to charge/discharge an electric vehicle battery. The electric vehicle battery is charged, or the electric energy charged in the electric vehicle battery is collected, according to the set information. Accordingly, it is possible to charge the electric vehicle battery at the price approved by the user under variable pricing of electric energy. When the price of electricity increases or there is no operation plan of the electric vehicle, the electric energy stored in the battery is collected to operate electric devices or resell the stored electric energy to an electric power company, thereby obtaining economic benefit. As the spread of electric vehicles are extended, it can be expected to save a considerable amount of electric energy throughout the whole society.11-17-2011
20110282514SYSTEMS AND METHODS FOR FORECASTING SOLAR POWER - A solar power forecasting system can provide forecasts of solar power output by photovoltaic plants over multiple time frames. A first time frame may be several hours from the time of the forecast, which can allow utility personnel sufficient time to make decisions to counteract a forecasted shortfall in solar power output. For example, the utility personnel can decide to increase power production and/or to purchase additional power to make up for any forecasted shortfall in solar power output. A second time frame can be several minutes from the time of the forecast, which can allow for operations to mitigate effects of a forecasted shortfall in solar power output. Such mitigation operations can include directing an energy management system to shed noncritical loads and/or ramping down the power produced by the photovoltaic plants at a rate that is acceptable to the utility to which the photovoltaic plants provide power.11-17-2011
20130024046POWER TRANSMISSION CONTROLLER, POWER RECEPTION CONTROLLER, POWER TRANSMISSION SYSTEM, AND DATA COMMUNICATION METHOD OF POWER TRANSMISSION SYSTEM - A power transmission controller includes a control unit configured to output to a power transmission unit a drive signal modulated according to data and control a driving operation of the power transmission unit, a data storage unit configured to store data transferred from a power transmission device to a power reception device every time the data is input to the power transmission device; and a comparison unit configured to compare data newly input to the power transmission device to the data stored in the data storage unit to determine whether or not there is a match between these data, wherein a control unit is configured to output the drive signal modulated based on the newly input data to the power transmission unit and transmit the newly input data to the power reception device, if the comparison unit determines that these data do not match; and the control unit is configured not to transmit the newly input data to the power reception device, if the comparison unit determines that there is a match between these data. A power reception controller is configured in the same manner.01-24-2013
20090312885Management system for drilling rig power supply and storage system - Management control system for managing an energy supply and storage system for a rig power supply of the type having a power generator coupled to rig loads, the power generator used for powering the rig and for charging the storage system, and the storage system adapted for selectively supplementing rig power, is adapted for controlling the selection of rig function operation, for setting the system to recommended settings for the selected rig function operation, for monitoring rig power usage for the selected rig function operation for distributing excess power to the storage system when the rig power usage falls below a preselected threshold, and for distributing stored power from the storage system when the rig power usage is above a preselected threshold. The recommended setting for the selected rig function may be modified depending upon power usage by setting preselected thresholds.12-17-2009
20110288692MALICIOUS ATTACK DETECTION AND ANALYSIS - A system for characterizing malicious activity in an intelligent utility grid system includes a system storage in which to store a database including a plurality of rules. A collector is operable to collect and store in the system storage information-technology (IT) data including IT-related activity from the intelligent grid system. A complex event processing (CEP) bus is operable to receive non-IT data including location-specific event data from a plurality of electronic sources, the CEP bus further operable to disregard the non-IT data failing to meet a predetermined level of relevance to one of a plurality of risk-related events. A processor is operable to apply the plurality of rules to the relevant non-IT data to: associate an undesired event with reference to the IT-related activity; and determine a probability that the undesired event is indicative of malicious activity. The processor further applies a risk characterization to the undesired event based on the probability and the IT-related activity.11-24-2011
20120065804SYSTEM AND METHOD FOR REAL-TIME FEEDER RECONFIGURATION FOR LOAD BALANCING IN DISTRIBUTION SYSTEM AUTOMATION - A system and method for real-time feeder reconfiguration are disclosed for load balancing in distribution system automation. The load balancing of transformers and feeders can be achieved by load transfer from an overloaded transformer or feeder to an adjacent transformer or feeder which is lightly loaded. An exemplary method can include defining an objective function as a sum of squares of the load deviation of transformers/feeders. The minimization of this objective function determines the optimal operating states (open or closed) of sectionalizing switches. The load balancing operation of transformer and feeder can be carried out by a single operation in which a plurality of switches is reconfigured.03-15-2012
20100036541System and Method for Monitoring Direct Load Control Units - A method and system for monitoring Direct load Control Units (“DCUs”). Curtailment Monitoring Devices (“CMDs”) analyze the voltage levels of electrical appliances or networks to determine if voltage to the system has been curtailed by a DCU. The CMD will then report the data to a centralized or distributed computer system for analysis.02-11-2010
20100036540OPTIMIZING USAGE OF POWERED SYSTEMS - An apparatus comprised of a power source, a set of primary loads, a set of life extension loads, and a controller. The power source is capable of supplying power and the set of primary loads is capable of being operated using the power. The set of life extension loads is capable of being operated using the power and capable of extending life of the set of primary loads. The controller is capable of controlling an operation of the set of primary loads and the set of life extension loads to optimize a total systems operating metric consisting of performance, energy use, and life to reduce a total cost.02-11-2010
20110144822GRID-CONNECTED ENERGY STORAGE SYSTEM AND METHOD OF CONTROLLING GRID-CONNECTED ENERGY STORAGE SYSTEM - A grid-connected energy storage system capable of increasing the efficiency of a converter and a method of controlling the system are disclosed. The grid-connected energy storage system can increase the efficiency of a converter by measuring generated power of a plurality of power generation modules and selectively operating the converter based on the measurements.06-16-2011
20110264297ELECTRONIC APPARATUS, CONTROL METHOD, AND COMPUTER READABLE RECORDING MEDIUM - An electronic apparatus includes a power receiving unit that receives electric power supplied from the power supply apparatus in a non-contact manner; and a control unit that controls the electronic apparatus to be set in a second state until a predetermined time elapses since identification information is assigned from the power supply apparatus and controls the electronic apparatus to be set in a first state if the predetermined time has elapsed, wherein, if the power supply apparatus detects an electronic apparatus that is set in the first state, the power supply apparatus assigns identification information to the detected electronic apparatus.10-27-2011
20100114398Reactive Power Optimization - Var optimization (VARO) is a subsystem of a voltage and var optimization (VVO) system that processes a capacitor switching optimization problem. The VARO is a self contained process that may work stand alone or in conjunction with a Voltage Regulation Optimization (VRO) system to provide integrated VVO solutions. The VARO system takes network inputs and calculates optimal settings for distribution network capacitor banks.05-06-2010
20100114397INTEGRATED REAL-TIME POWER AND SOLAR FARM CONTROL SYSTEM - Certain embodiments of the invention may include systems and methods for controlling power in renewable solar energy sources. According to an example embodiment of the invention, a method is provided for controlling a renewable energy solar farm, where the farm may include one or more renewable energy sources. The method may include measuring aggregate energy output of the renewable energy solar farm and measuring individual source energy output of the one or more renewable energy sources. The method may also include controlling energy production from the one or more renewable energy sources via a controller based at least in part on the measured aggregate energy output and the measured individual source energy output, where the controller facilitates communications with the one or more renewable energy sources.05-06-2010
20120035779METHODS AND SYSTEMS FOR ADAPTIVE CONTROL - A switching power supply includes a circuit that provides an output voltage, a switching component that switches the circuit between a first output voltage state and a second output voltage state, and a driver component that receives an input control signal and that drives the switching component to cause the circuit to switch between the first output voltage state and the second output voltage state. An adaptive plant estimator receives the output voltage from the circuit and an input to the switching power supply and provides a model of the switching power supply that reflects changes in an output voltage state of the switching power supply. A compensator design component receives the model and provides compensator parameters that reflect changes in the output voltage state of the switching power supply. An adaptive compensator receives the compensator parameters and provides the input control signal to the driver component.02-09-2012
20120143387Appliance Network Connectivity Apparatus - An appliance network connectivity apparatus includes a voltage sensor that generates a signal at an output that is proportional to a voltage provided to the appliance. A current sensor generates a signal at an output that is proportional to a current flowing through the appliance. A processor determines the electrical characteristics of power consumed by the appliance and executes web server software for communicating data through a network. A relay controls power from the power source to the appliance. A memory stores the electrical characteristics. A network interface provides the electrical characteristics to the network.06-07-2012
20100280678METHOD TO RESOLVE A REMOTE ELECTRICAL OUTLET FOR AN ELECTRICALLY-POWERED VEHICLE - A method for operating a charging stall having a known geographic location configured to electrically charge an electrically-powered vehicle includes communicating a first message to a remote access server from a subject vehicle, the first message including geographic location information corresponding to the subject vehicle, detecting a presence of a parked vehicle at the charging stall with a monitoring system signally connected to a monitoring controller, communicating a second message to the remote access server from the monitoring controller, the second message comprising the detected presence of the parked vehicle at the charging stall, resolving that the parked vehicle at the charging stall comprises the subject vehicle based upon the first and second messages, and activating a power access control device at the charging stall to permit electric power flow through a corresponding electric power outlet.11-04-2010
20090281679INTELLIGENT MONITORING OF AN ELECTRICAL UTILITY GRID - A method of managing an electric utility grid includes geographically grouping a set of customer electric usage meters to create a set of fine sensors on a power grid. Each usage meter in the grouped set is capable of being remotely monitored, and each usage meter is at a different location along the power line. If a power anomaly is detected at the subset of meters, then power to the electric utility grid is adjusted to correct the anomaly.11-12-2009
20120296489NETWORK SYSTEM FOR A COMPONENT - Provided is a network system for a component capable of effectively managing an energy source.11-22-2012
20110270462CONTACTLESS POWER SUPPLY SYSTEM AND CONTROL METHOD THEREOF - Power is contactlessly supplied from a power transmitting portion to a power receiving portion. A transmitting efficiency detecting portion detects the transmitting efficiency, and a determining portion determines whether the transmitting efficiency is equal to or greater than a specified value. If the transmitted efficiency is less than the specified value, an obstruction may be present so power temporarily stops being transmitted. Power is then periodically transmitted with a minute power and the efficiency is detected. If the efficiency is equal to or greater than the specified value, power starts to be transmitted again with regular power.11-03-2011
20110270461DISCOVERING AN EQUIPMENT POWER CONNECTION RELATIONSHIP - A method, system, and computer usable program product for discovering an equipment power connection relationship between an equipment and an electrical power outlet. A workload executing on the equipment is monitored for a period resulting in monitoring data. The Metering data associated with a first power outlet in a plurality of power outlets is searched, the metering data representing electrical power drawn from a power outlet over the period. A determination is made whether the monitoring data matches with the metering data associated with the first power outlet. If a match is determined, a relationship is identified between the equipment and the first power outlet, whereby the first power outlet is known to supply electrical power to the equipment.11-03-2011
20120296490Systems and Methods for Controlling Energy Consumption - In particular embodiments, an energy gateway is described that is configured to receive power usage information from one or more power meters, transmit the power usage information to an energy management server, receive control signals from the energy management server, transmit the control signals to the one or more power switches and execute localized pre-programmed rules.11-22-2012
20110208372POWER GENERATION SYSTEM AND METHOD OF OPERATING A POWER GENERATION SYSTEM - The present invention relates to a power generation system PGS comprising—a system intermediate output SIO, —a central controller CC, and—at least two DC/DC converters DD08-25-2011
20110208370POWER STORAGE SYSTEM AND METHOD OF CONTROLLING THE SAME - A method of controlling a power storage system for supplying power to a load from a power generation system, a battery, and a grid includes: when power failure occurs in the grid, determining whether duration of the power failure is more than a standard duration; if the duration of the power failure is more than the standard duration, determining a state of charge of the battery; and when the power failure of the grid has ended, if the duration of the power failure is less than the standard duration or if the state of charge of the battery is equal or more than a standard value, performing a first power failure returning mode; and if the charging condition of the battery is less than the standard value, performing a second power failure returning mode. Accordingly, the power storage system performs a stable operation and prevents lifespan shortening of the battery.08-25-2011
20100138071System and method for generator phase signal monitoring and control of electrical current distribution - An electrical system comprises a generator and a control device coupled with the generator and operable to control electrical current through the electrical system via a switch module. The control device determines a loss of symmetry between two alternating phase signals generated by a first and second phase windings of a single or multiple stator generator. Specifically, the control device determines a first and second average values of two of the two or more alternating phase signals and operates to control electrical current distribution throughout the electrical system, via one or more switch modules, when the first average value differs from the second average value by a predetermined value. The control device may be further configured to sense average magnitudes of the electrical current in either direction between two electrical components, coupled with a switch module, and switch on/off the electrical current in either direction, via the switch module, to insure that the average magnitude of electrical current between the electrical components in either direction does not exceed one or more default average magnitudes.06-03-2010
20080228327Solar cell outdoor control system - The present invention discloses a solar cell outdoor control system comprising an outdoor under control device (OUCD) and a solar cell array coupled to the outdoor under control device to provide electricity to the outdoor under control device in a first state. A non-solar power is coupled to the outdoor under control device to provide electricity to the outdoor under control device in a second state; and a switch coupled to the solar cell array and non-solar power for switching there-between. The outdoor under control system includes traffic signal control system, outdoor bill board, outdoor monitoring system or outdoor wireless network access point. The solar cell outdoor control system further comprises a wireless transceiver to transmit and/or receive data to/from an external device. The solar cell outdoor control system further comprises a sensor to detect the first state or the second state.09-18-2008
20100138070SYSTEM AND METHOD FOR IMPROVING POWER GRID STABILITY - A control system including a droop control device coupled between a power grid and a power storage device is provided. The droop control device is configured to distribute power at a selected amperage to the power storage device based on a present frequency of power produced by the power grid.06-03-2010
20120143388ELECTRICITY MARKET-ORIENTED DC-SEGMENTATION DESIGN AND OPTIMAL SCHEDULING FOR ELECTRICAL POWER TRANSMISSION - Segmenting a power distribution network comprising AC power generating stations synchronously interconnected by AC power transmission paths. The stations operate within market sectors and are subject to market rules. The method includes identifying all transmission paths which extend between differing ones of the sectors and segmenting the path by inserting a controllable DC link in the path. Each of the sectors is then operated asynchronously. Power flow and counter-flow between the sectors is controlled by controlling the DC links. A power transmission network is disclosed comprising AC power generating stations operable within market sectors subject to market rules; power transmission paths interconnecting the stations, at least some of the paths extending between differing ones of the sectors, including a controllable DC link in the path for desynchronizing the differing sectors; and, control means operatively connectable to each of the DC links for controlling power flow between the differing sectors.06-07-2012
20090088908Low-power ethernet device - In accordance with the teachings of this disclosure, an Ethernet device is provided that draws current below a predetermined voltage, and as the voltage across the device exceeds the threshold, the device transforms into a high-impedance state, appearing as a high impedance device. Once in the high-impedance state, the discovery process proceeds normally as the current drawn through the high-impedance device is no more than normally occurs due to leakage or other typical conditions. Thus, the IEEE discovery now proceeds normally in the higher voltage ranges (6V to 9V) where the device of this disclosure is effectively out of the circuit, causing no interference.04-02-2009
20110208371SYSTEMS AND METHODS FOR CONDITIONING AND CONTROLLING POWER USAGE - Poorly matched electrical power systems (e.g., those with a poor power factor and crosstalk interference) that create a high transient demand for power result in unnecessarily high power bills. High transient demand for power may be decreased, and power bills thereby reduced, by placing an energy storage element near the entity's power input, thereby reducing crosstalk. The energy storage element may comprise a plurality of de-tuned capacitors. A reactive element may be placed in series with the energy storage element to repress high-frequency harmonics and to reduce electrical noise. The energy storage element and/or the reactive element may be configurable. A control module may reconfigure the system responsive to measurements obtained at the entity and/or user commands received over a network or at the module itself.08-25-2011
20130218363POWER SUPPLY CONTROL DEVICE AND POWER SUPPLY CONTROL METHOD - Provided is a power supply control device capable of reducing power consumption even when the amount of time the electrical equipment is used is indeterminate. This power supply control device (08-22-2013
20110144824POWER CONSERVING AC POWER OUTLET ON A COMPUTER - An apparatus for providing a power conserving AC power outlet in a computer. An embodiment includes a computer, power input, power supply, AC power outlet, switch and control circuit. The power input provides AC input power to computer. The power supply is connected to the power input and provides power to components of computer. External AC-powered devices may be plugged into AC power outlet. The switch is connected to the AC power outlet and power input. The switch connects the AC power outlet to the power input when the switch is closed and disconnects AC power outlet from power input when the switch is opened. The control circuit is connected to the switch and the power input. The control circuit reads, for example, current drawn by the power supply on the power input and opens the control circuit when the current falls below a threshold.06-16-2011
20110144823Sequential Charging of Multiple Electric Vehicles - An apparatus and method for sequentially charging multiple electric vehicles. The apparatus including an electric vehicle supply equipment (EVSE) having an electrical plug connected to a power cord. The power cord is connected to a housing containing a number of electrical components configured to control the power flow to an electric vehicles to recharge the vehicles' batteries. The power cord is divided into multiple power cords that extend from the housing and connect to standard electric vehicle connectors compatible with battery electric vehicles (BEV) and plug-in hybrid electric vehicles (PHEV). The EVSE determines, based on a number of possible criteria, which of the multiple electric vehicles to charge at a given time.06-16-2011
20120078435BATTERY MANAGEMENT SYSTEM AND METHOD OF DYNAMICALLY ALLOCATING CHARGING CURRENT - A battery management system includes a power converter, a first switch, a second switch, a first detecting unit, and a CPU. The power converter is configured to divide current provided by the power supply into a first and a second output current, according to a working current of a system load in a normal state, the first output current is used to power the system load, and the second output current is used to charge a battery unit. The CPU is configured to determine whether the value of current detected by the first detecting unit is greater than a threshold value, and further controls turning on the first switch to power the system load using the first output current, and turn on the second switch to charge the battery unit using the second output current.03-29-2012
20120197458MANAGEMENT AND MONITORING OF AUTOMATED DEMAND RESPONSE IN A MULTI-SITE ENTERPRISE - An approach for management and monitoring of auto demand response in a multi-site enterprise. It may provide awareness of upcoming demand response events, monitoring actual responses to demand response events, analysis of energy management and command system performance, an ability to opt-out of a demand response event, and management and control of the demand response strategy. At the enterprise level, an auto demand response supervisor may add management and monitoring functionality. Added capabilities may incorporate message exchanging with the site-level auto demand response service, support for user interfaces that allow event monitoring and enable management actions such as opting-out of an event. At the site level, functionality may be an extension to the auto demand response service. Added capabilities may incorporate message exchanging with the enterprise-level auto demand response supervisor service, and an event response mechanism and user interface that enable a management decision to opt-out an event.08-02-2012
20120197457APPROACH FOR MANAGING DISTRIBUTION OF AUTOMATED DEMAND RESPONSE EVENTS IN A MULTI-SITE ENTERPRISE - An approach for managing distribution of automated demand response events in a multi-site enterprise. Event distribution may be controlled by an auto demand response gateway. At an enterprise level, the gateway may be implemented as a supervisor service and configured to connect with an auto demand response system. At a site level, event distribution may be managed in several ways. One is that the auto demand response service may be configured to utilize a gateway connection. The auto demand response service's client settings may be modified to select the site's energy management and command system supervisor as a host station. Another way of managing event distribution may incorporate adding auto demand response gateway functionality to the auto demand response service. When the gateway functionality is enabled, the auto demand response service may route events to other energy management and command system site controllers within a facility.08-02-2012
20120197456APPROACH FOR NORMALIZING AUTOMATED DEMAND RESPONSE EVENTS IN ENERGY MANAGEMENT CONTROL SYSTEMS - An approach for normalizing automated demand response events in energy management and control systems. The normalizing may be of events having disparate communication protocols and data formats. There may be a processing engine for each unique protocol or data format. When event data are received, they may be normalized into a standard format which can be utilized by an energy management and control system to initiate a pre-programmed demand response strategy. In other words, using an auto demand response service with its normalized event information, standard response strategies may be developed. The auto demand response service and standard strategies may then be deployed across an entire multi-site enterprise regardless of the auto demand response service provider servicing a particular site. There appears no need to modify the demand response strategy because the auto demand response service may handle a transformation of the auto demand response system's event data.08-02-2012
20100152917DETECTION AND PREVENTION OF HOT SPOTS IN A SOLAR PANEL - An electronic module compares the output voltage of a solar panel to an expected value and controls the power demand from the solar panel such that the output voltage does not vary from the expected value by more than a predetermined value. The predetermined value may be determined by correcting a room temperature value for the temperature dependence of the photodiodes comprising the solar panel and manufacturing tolerance.06-17-2010
20100161151FEEDER AUTOMATION FOR AN ELECTRIC POWER DISTRIBUTION SYSTEM - A soft PLC technology based computer-implemented method includes updating a system configuration incidence matrix for an electric power distribution system based on both a depth-first search of a connectivity matrix for the electric power distribution system and information about the electric power distribution system, wherein the information includes at least status information about one or more switches of the electric power distribution system. The method further includes detecting a fault in the system based on the incidence matrix. The method further includes generating isolation control logic based on the incidence matrix and isolating the fault based on isolation control logic. The method further includes generating restoration control logic based on a breadth-first search of the incidence matrix and restoring the system based on the restoration control logic.06-24-2010
20120245754METHOD AND APPARATUS FOR ANALYSIS OF ENERGY INPUT DURING OPERATION OF A PRODUCTION SYSTEM - A method analyzes the energy use during an operation of a production system containing machines and supply equipment having an energy demand that can be determined and planning apparatuses for the work orders to be carried out by the machines. The energy-related parameters of the machines are determined and divided into representative load spectra by an energy control unit. Energy recovery values to be expected on average depending on the media are assigned to the load spectra. The respective time fractions of the load spectra for possible work orders and machine combinations are determined from the work orders to be carried, and the energy demand per machine for carrying out a work order is determined therefrom. A device is provided for performing the method.09-27-2012
20110130888METHOD FOR OPERATING ELECTRICAL CONSUMERS IN A BUILDING - A method is provided for switching at least one electrical consumer (06-02-2011
20130218362CONTROLLING SYSTEM FOR POWER DISTRIBUTION - A controlling system has a computer having a controlling interface, a PDU linking to the computer and multiple electric apparatus connected and linking to the PDU and the computer. The PDU has multiple outlets, a turn-off time for each outlet. The controlling interface of the computer presets that the turn-off time for each outlet and has a shut-down option. The shut-down option has outlet numbers, a main time axis, and multiple variable time axes. Each variable time axis has a start time and an end time. A total period of each variable time axis between the start time and the end time is determined according to the shut-down period of the corresponding electric apparatus. The start time and the end time of each variable time axis are adjustable, but the total time thereof is fixed. Once the start times and the end times are determined finally, the turn-off times for the outlet numbers are calculated and further sent to the PDU.08-22-2013
20090177333SYSTEM, METHOD, AND ARTICLE OF MANUFACTURE FOR CONTROLLING OPERATION OF AN ELECTRICAL POWER GENERATION SYSTEM - A system, a method, and an article of manufacture for controlling operation of an electrical power generation system are provided. The electrical power generation system has a plurality of electrical generators electrically coupled to an electrical grid. The method includes obtaining a first output parameter value associated with the electrical power generation system. The method further includes determining an error value indicative of a difference between the first output parameter value and a desired output parameter value. The method further includes determining a first gain value based on at least one of the first output parameter value and a time-varying operational parameter of the electrical power generation system. The method further includes determining a first power value based on the error value and the first gain value. The method further includes determining a second gain value based on at least one of the first output parameter value, the time-varying operational parameter, and a reference value. The method further includes determining a second power value based on the error value and the second gain value. The method further includes generating a desired power command for the electrical power generation system based on the first and second power values.07-09-2009
20090319093METHODS AND PROCESSES RELATING TO ELECTRICITY POWER GENERATION AND DISTRIBUTION NETWORKS - According to an aspect of the invention a method is provided comprising: providing a model for a predetermined location within an electrical power system having therein distributed resources (DR), the model based on known system conditions, the model indicative of first sensed characteristics of the electrical power system at the predetermined location; sensing at the predetermined location characteristics of the electrical power system corresponding to at least some of the first sensed characteristics; determining a status of the electrical power system network indicative of an islanding event in dependence upon sensing and other than in dependence upon other sensed data sensed remotely from the predetermined location; and, controlling a distributed resource in dependence upon the status12-24-2009
20120143385COMPUTING ARCHITECTURE FOR AUTONOMOUS MICROGRIDS - A computing architecture that facilitates autonomously controlling operations of a microgrid is described herein. A microgrid network includes numerous computing devices that execute intelligent agents, each of which is assigned to a particular entity (load, source, storage device, or switch) in the microgrid. The intelligent agents can execute in accordance with predefined protocols to collectively perform computations that facilitate uninterrupted control of the microgrid.06-07-2012
20120143386METHOD AND APPARATUS FOR CONTROL - A method of controlling the connection of a collection of a plurality of electricity providing devices to an electrical power network is described. In this, the plurality of electricity providing devices having a communication line therebetween and the method comprises receiving a message at a first electricity providing device from a controlling device and, in response to the message: connecting the first electricity providing device to the electrical power network; and sending, from the first electricity providing device to a second electricity providing device, a second message containing data in response to which the second electricity providing device is connected to the electrical power network.06-07-2012
20110238235Set Of Sensor Units For Communication Enabled For Streaming Media Delivery With Monitoring And Control Of Power Usage Of Connected Appliances - A group of sensor devices is connected to the power line and configured for collecting power usage information and enabling power management to reduce the carbon foot print of the home, as well as to provide local area networking. In one embodiment of the invention, the devices include an intelligent master sensor and its sub-sets, such as a communication and power management sensor and a power control switch sensor. The master device is configured to collect, compile, and communicate the collected data via the web or other communication medium to the outside world. The master device also receives and distributes control instructions that are used to control the power usage via the associated switches in the home or office. The sensors are used in the home or office environment to provide integrated sensing and control of home power usage and power management, while establishing a LAN having communication capability, including streaming media delivery capability.09-29-2011
20100305774System for Generating Cost-Efficient Low Emission Energy - A method of economically substituting higher-priced clean energy sources for lower-price energy sources with negative environmental attributes by using a portion of the return on investment in a portfolio of residential, commercial, institutional or industrial energy efficiency measures to offset the cost of higher-priced, clean energy. Proceeds from investments and the monetization of the environmental benefits of the invention would are used to subsidize the cost of natural gas-fired plants so that they can economically displace coal-fired plants or other types of plants with similar negative environmental attributes as a source for base load power generation.12-02-2010
20120123605Spatial information correlation for control of an energy park - A spatial correlation system and method is disclosed to infer and anticipate the environmental and other conditions of an energy park from individual energy collector information. Individual collector information is acquired and formatted into a pixelized image according to the spatial location of the collector. Image processing and other spatial correlating algorithms are applied to generate spatially correlated descriptions of the energy park. The descriptions are of the current and anticipated conditions. The collectors are made to respond to the descriptions in order to maximize energy collection, avoid disruptive conditions, and reduce stress loading. The system combines locally acquired collection information in a manner that replaces costly collector instrumentation.05-17-2012
20090037030GRAPHICAL INTERFACE FOR CONFIGURING A POWER SUPPLY CONTROLLER - Information for configuring control apparatus for a power system including a plurality of controlled power supplies is produced using a graphical interface which displays the topology and sequencing of the power supplies in the power system. A database is used to select power supplies to add in determining the power system topology. Sequencing is represented by displacing icons representing the power supplies along lines representing their input and output voltages, and arrows representing startup sequence dependencies. A processor produces the configuration information, consistent with the displayed topology and sequencing, using information for the selected power supplies from the database, for downloading to the control apparatus.02-05-2009
20130144454INCREASING MEAN TIME BETWEEN FAILURES FOR POWER SUPPLIES - A redundant power supply may obtain a rule for increasing mean time between failures (MTBF) for a first internal power supply and a second internal power supply connected to an electronic device, apply the rule to the first and second power supplies, activate the second internal power supply based on the rule to permit the second internal power supply to provide power to the electronic device, and deactivate the first internal power supply based on the rule.06-06-2013
20110029148LOAD RESTORATION FOR FEEDER AUTOMATION IN ELECTRIC POWER DISTRIBUTION SYSTEMS - A method and system restores power in a power distribution network. The network includes a plurality of power sources, a plurality of loading zones, a plurality of switching devices interconnected between the plurality of power sources and the plurality of loading zones, and an intelligent electronic device associated with each of the plurality of switching devices to control the switching devices. A base network state is defined and a power restoration logic is created for the base network state. A simulation is run for the power restoration logic and then the power restoration logic is transmitted to a power restoration controller which thereafter monitors and controls the intelligent electronic devices.02-03-2011
20110082600Process And Device To Operate Continuously A Solar Array To Its Maximum Power - A process which forces a solar array (04-07-2011
20110245989Systems and Methods for Mapping the Connectivity Topology of Local Management Units in Photovoltaic Arrays - Provided are a system and method for determining a connectivity topology of local management units (LMUs) in a solar photovoltaic power generation (SPVPG) system. Each of the LMUs is connected within the SPVPG between a solar panel and a set of power lines of the SPVPG. The set of power lines connects the LMUs to form a network. The connectivity topology of LMUs in the network is determined using, for example, indirect indications of connections of an LMU and the SPVPG and indications of the physical location of the LMU with respect to other elements of the SPVPG.10-06-2011
20110213510SMART POWER STRIP - A power strip includes a controller that controls the transfer of electricity to one or more outlet electrical connectors based at least in part on a set of rules and certain status information. Some embodiments provide for apparatuses and methods of controlling the transfer of electricity to one or more outlet electrical connectors of a power strip based on various status information, such as cost, personal preferences, time information, power consumption.09-01-2011
20110125343Method for Operating a Modular Automation Device - A method for operating an automation system having a CPU unit that is provided for processing a control program for controlling a technical process, wherein a power supply module of the automation system supplies electric energy to units that consume electric energy. During the control of the process, the energy consumption is optimized, such that the necessary automation functions for controlling the technical process are maintained.05-26-2011
20110251732SYSTEMS AND METHOD FOR OBTAINING A LOAD MODEL AND RELATED PARAMETERS BASED ON LOAD DYNAMICS - Disclosed are systems and methods for calculating load models and associated tunable parameters that may be used to describe the behavior of loads connected to an electric power distribution system. The load models may be utilized to predict variations in demand caused by changes in the supply voltage, and may be utilized in determining an optimized control strategy based on load dynamics. Any action which causes a disruption to the electric power distribution system may provide information regarding the composition or dynamics of connected loads. Such actions may be referred to as modeling events. Modeling events may occur with some frequency in electric power distribution systems, and accordingly, a number of data sets may be acquired under a variety of conditions and at a variety of times. Load models may include static load models, dynamic load models, or a combination of static and dynamic load models.10-13-2011
20110077793LONG-DISTANCE POE SYSTEM, POWER SOURCING EQUIPMENT AND POWER SOURCING METHOD - A long-distance PoE power sourcing equipment includes a PoE local power supply, a PoE remote switch, and a link cable linked therebetween. The PoE local power supply serves as a conversion medium between a network signal and a first transmission signal and sources a first DC power to the PoE remote switch through the link cable. The PoE remote switch serves as a conversion medium between the first transmission signal and a second transmission signal and converts the first DC power into a second DC power supplied to a PoE power device through an Ethernet cable. The power transmission implemented by the PoE local power supply and the link cable allows the data and power transmission distance of the PoE system to exceed the distance limitation of the Ethernet specification.03-31-2011
20110071699ELECTRIC POWER GENERATION DEVICE, ELECTRIC POWER DEMAND DEVICE, AND ELECTRIC POWER CONTROL SYSTEM, AND METHOD OF CONTROLLING ELECTRIC POWER - An electric power generation device includes: a storage unit that stores information about the electric power generation device; a transmitting unit that transmits information about the electric power generation device to a neighboring electric power demand device; a receiving unit that receives an electric power demand request from the neighboring electric power demand device; and an allocation unit that allocates electric power according to the electric power demand request.03-24-2011
20110077792METHOD FOR CONTROLLING DISTRIBUTED POWER SOURCES - A control method of the present invention is a control method for distributed power sources which systematically controls a plurality of distributed power sources having different responsive capabilities for a load disturbance. The distributed power sources include an electricity storage device. The control method of the present invention includes: obtaining a component to be compensated for using a power source having a responsive capability equal to or lower than that of the electricity storage device based on a difference value between a remaining capacity of the electricity storage device and a target remaining capacity; and compensating for the component to be compensated for using the power source having a responsive capability equal to or lower than that of the electricity storage device.03-31-2011
20120303174Green Data Center and the Method for Achieving Power Usage Efficiency less than 1 - A green data center is provided, which comprises: a utility power source for providing utility power; a facility electrically connected to the utility power source; a renewable energy provider electrically connected to the facility for providing renewable energy; an IT equipment electrically connected to the renewable energy provider; wherein the total power received by the IT equipment is not less to the utility power provided by the utility power source, so that the PUE (Power Usage Efficiency) can be less than one, thereby achieving the effect of carbon-reducing and energy-saving.11-29-2012
20110213509Large scale battery systems and method of assembly - The methods in this disclosure allow for the identification, selection, and arrangement of cells, blocks, and modules in large scale battery systems, such as electric vehicle battery systems. An example embodiment of the present invention allows for the identification of the cells, blocks, and modules with a unique identifier or associated parameter (e.g., internal resistance contributions or capacity). Additionally, to form a block, cells may be selected from a group of capacity-range sorting bins. Based on a parameter of the cell, a pseudo-number generator may be also be used to select cells from an available inventory of cells as maintained in a cell database based. Cells may also be placed in a block for uniform effective cell impedance and even cell aging while minimizing overall block capacity degradation caused by cycling. Block capacities may also be computed based on a known average temperature gradient during operation.09-01-2011
20100004794Laser Safety Controller - A laser controller may operate a laser at a high power level, such as Class 3R, Class 3B, or higher, but may have safety interlocks to limit exposure to a safe level and may, as a system, be classified as Class 1. The laser controller may control a laser that transmits a light beam to a sensor, and may operate the laser in a high power mode when the sensor senses the light beam. While a laser is transmitting and the laser beam is not sensed, the laser may be operated within Class 1 power levels. When the light beam is broken, the laser controller may turn off the laser or change the power level to a safe level such that a person would not be exposed to any more energy than a Class 1 level. The laser controller may use various mechanisms to set a detection threshold and may use an ambient light sensor to determine when detection may be impossible.01-07-2010
20120065803METHODS AND SYSTEMS FOR CONTROLLING A POWER CONVERSION SYSTEM - A power conversion system is described. The power conversion system includes a first power converter coupled to an electrical grid at a first point of interconnection (POI), a first processing device coupled to the first power converter and configured to control operation of the first power converter, and a first power measurement device coupled to the first processing device and configured to collect data associated with power output of the first power converter. The power conversion system also includes a first global positioning system (GPS) receiver coupled to the first processing device and configured to receive location information corresponding to a location of the first power converter and temporal information corresponding to a time at the location.03-15-2012
20110257809METHOD AND APPARATUS FOR ACTIVELY MANAGING CONSUMPTION OF ELECTRIC POWER SUPPLIED BY AN ELECTRIC UTILITY - According to one embodiment, a client device manages consumption of power supplied by an electric utility to one or more power consuming devices. Power flow to the power consuming devices is controlled by one or more controllable devices, which are controlled by the client device. The client device receives a power control message (e.g., from a system controller), which may have been issued in furtherance of a power reduction event initiated by the electric utility. The power control message indicates an amount of electric power to be reduced and/or identification of at least one controllable device to be instructed to disable a flow of electric power to one or more associated power consuming devices. Responsive to the power control message, a flow of electric power is reduced (e.g., disabled) to at least one power consuming device based on the contents of the power control message.10-20-2011
20130158736System And Methods for Managing Emergency Power Supply System Operational Information - Aspects of the present disclosure generally relate to systems and methods for managing and monitoring a plurality of emergency power supply systems (EPSS's) at a facility via an emergency power management system (EPMS). The EPMS generally comprises EPSS equipment, a management computer system for managing, monitoring, and testing the operational characteristics of the EPSS equipment, and a plurality of interface modules for providing unified communication capabilities between the management computer system and the EPSS equipment. Additional aspects relate to methods for easily and efficiently creating and installing an EPMS at a facility. Further aspects are directed to providing predictive analyses related to the EPSS equipment. Also, aspects of the present disclosure relate to normalizing EPSS equipment information across varying vendors, makes, and models of equipment so as to provide a unified view of all equipment across a given facility.06-20-2013
20110022244Control Arrangement and Method for Controlling an Energy Load - A control arrangement is provided with: 01-27-2011
20110022245AUTOMATED POWER TOPOLOGY DISCOVERY - Systems, methods, and other embodiments associated with automatically detecting and characterizing a power topology are described. One example system includes a topology logic that identifies connections between PDUs and computers that receive power from the PDUs. The example system may include a data store that receives PDU/computer association data from the topology logic. A computer may communicate with a power providing PDU over a power line connecting the two devices. The computer and the power providing PDU may be configured with network interface devices (e.g., Ethernet switches) configured to communicate over the power line using, for example, EoP. The topology logic may discover a PDU/CE association by examining data transmitted over a network to which the computer and/or the PDU are connected.01-27-2011
20110022243Universal control system with universal interface to operate a plurality of devices - This invention pertains to a controlling device for operating various appliances. It includes a personal computer, which is programmed to provide for regulation of the sequence of operations of various electrical devices, such as a controller, the controller functions to initiate or turn OFF a relay or switching electronics device, which can provide for the operations of an appliance, whether it be an industrial or household appliance, or appliances that are used specifically in the entertainment field, such as a scent emitting device, a dimmer, a misting mechanism, and a vibratory motor. These are examples.01-27-2011
20130197710DISPATCH CONTROLLER FOR A DISTRIBUTED ELECTRICAL POWER SYSTEM - The present invention relates to a distributed electrical power system comprising a plurality of rechargeable power units such as electrical vehicles coupled to a common electrical power grid at remote locations. A dispatch controller is configured for controlling the supply of electrical power to the plurality of rechargeable power units in accordance with computed charge priorities.08-01-2013
20100292862CIRCUIT CONFIGURATION FOR OPERATING A HOUSEHOLD APPLIANCE - A circuit for operating a household appliance includes a controller that controls processes of a household appliance, a switching power supply that supplies current to the controller, a pushbutton that couples the switching power supply to a supply grid, an electronic controller connected parallel to the pushbutton that is actuable by the switching power supply by a control connection, and a voltage storage connected between the control connection of the electronic controller and a reference potential.11-18-2010
20110125342METHOD FOR CONFIGURATION OF A SWITCHGEAR ASSEMBLY - A method parameterizes a switchgear assembly station of an electrical switchgear assembly and further parameterizes field devices, which are associated with the switchgear assembly station. In the method, parameters for parameterizing the switchgear assembly station and parameters for parameterizing the field devices are produced. A combined parameter set is generated, from which it is possible to extract both a station parameter set, which fixes the operation of the switchgear assembly station, and in each case one field device parameter set for each of the field devices. The combined parameter set is made available in a communications network to all field devices connected thereto, and each field device extracts the associated field device parameter set from the combined parameter set via the communications network and parameterizes it in accordance with the extracted field device parameter set.05-26-2011
20110137485SYSTEM FOR EMERGENCY POWER SUPPLY IN CASE OF POWER GRID FAILURE - A system for emergency power supply in case of power grid failure, particularly for longer-term power failures, is described. The system is based on emergency power systems that automatically form an autonomous telecommunication network and transmit data by means of the telecommunication network about the operating state of the emergency power supply system and optionally further data.06-09-2011
20090171511SYSTEM AND METHOD TO ESTABLISH AND DYNAMICALLY CONTROL ENERGY CONSUMPTION IN LARGE-SCALE DATACENTERS OR IT INFRASTRUCTURES - A system and method for establishing and dynamically controlling energy consumption in large-scale datacenters or IT infrastructures. The system including a primary configuration server, a router coupled to the primary configuration server, and a plurality of power-managed domains/clusters coupled to the router. The primary configuration server distributes an energy target to each of the power-managed domains/clusters over a predetermined interval to enable each of the power-managed domains/clusters to manage the power consumption for each of the power-managed domains/clusters to meet the energy target.07-02-2009
20110153112ELECTRICAL TAGGING DEVICE - An electronic tag (06-23-2011
20110184587System and Method for Trading Electrical or Other Portable Power or Energy Source - A method is disclosed. The method provides a user with access to a plurality of power providers, allows the user to purchase power from at least one power provider out of the plurality of power providers, and allows the user to charge a battery or operate equipment using the purchased power.07-28-2011
20120150361RENEWABLE ENERGY-BASED ELECTRICITY GRID INFRASTRUCTURE AND METHOD OF GRID INFRASTRUCTURE AUTOMATION AND OPERATION - A renewable energy resource management system manages a delivery of a power requirement from a multi-resource offshore renewable energy installation to an intelligent power distribution network. The installation includes multiple renewable energy resource components and is capable of variably and independently generating power from each to microgrids comprising the intelligent power distribution network so that the entire power requirement is satisfied from renewable energy resources. An electricity grid infrastructure is also disclosed in which power production is balanced with power consumption so that power storage requirements are minimized.06-14-2012
20110218692Hybrid controlling and driving circuit and method thereof - Methods, circuits, apparatus, and systems related to a hybrid driving and controlling circuit are disclosed. In one embodiment, a hybrid driving and controlling circuit in a double power supply system includes first and second power supplies and at least one load, and the circuit can include: (i) a controller coupled to a hybrid switcher that enables energy transfer from the first and second power supplies; (ii) when a determined energy of the first power supply is sufficient, the controller can control the hybrid switcher to transfer energy from the first power supply to the second power supply; and (iii) when the determined energy of the first power supply is insufficient, the controller can control the hybrid switcher to transfer energy from the second power supply to the at least one load.09-08-2011
20100057267System and method for controlling ramp rate of solar photovoltaic system - A photovoltaic (PV) control system generates a power output rate control signal based on a monitored rate of change of collective power output generated via a plurality of PV subsystems and a desired collective output power change rate for the plurality of PV subsystems and communicates the power output rate control signal to the plurality of PV subsystems to control a rate of change of one or more operating parameters of individual PV subsystems in order to control a rate of change of collective output power of the plurality of solar PV subsystems.03-04-2010
20090326731Distributed Intelligent Remote Terminal Units - Multiple autonomous intelligent Remote Terminal Units (RTUs) are positioned on distribution lines in an electrical power grid. The intelligent RTUs are capable of performing advanced analytics on power flowing through the distribution lines, thus providing accurate real-time analysis of the power.12-31-2009
20090082910INFORMATION PROCESSING APPARATUS - An information processing apparatus is provided that has a processor for performing an information processing, a power supply unit for receiving an external electric power from an external electric power source and for supplying the external electric power to the processor, a first power receiving unit connected to a first communication medium, the first power receiving unit receiving a first electric power from the first communication medium and supplying the first electric power to the processor, a second power receiving unit connected to a second communication medium, the second power receiving unit receiving a second electric power from the second communication medium and supplying the second electric power to the processor, an electric power detection unit for detecting the first electric power or the second electric power, and a switching unit for supplying one of the external electric power, the first electric power, and the second electric power to the processor according to a result of detection made by the electric power detection unit.03-26-2009
20120310437NETWORK SYSTEM - A network system is provided. The network system includes an utility area network including an energy generation component, a home area network including an energy consumption component consuming energy generated in the energy generation component to perform a function according to an operation course, an energy metering component disposed in the utility area network or the home area network, the energy metering component recognizing energy information or additional information except for the energy information, and an energy management component disposed in the utility area network or the home area network, the energy management component managing the energy information or the additional information with respect to the energy consumption component. The energy consumption component includes a control unit for controlling an operation of at least one course component constituting the operation course to restrict the operation of the one course component based on the energy information or the additional information.12-06-2012
20120310436METHOD OF OPERATING A MAXIMUM POWER POINT TRACKER - The present invention relates to a method of operating a maximum power point tracker comprising the steps of performing a sweep cycle at intervals, the sweep cycle comprising the determination of at least one first parameter of a power function, storing the at least one first parameter and at least one second parameter and, based on the data so stored, modifying one or more characteristics of the sweep cycles. The invention also relates to a maximum power point tracking apparatus comprising a controller (12-06-2012
20120041613SYSTEM, CHARGING DEVICE, AND METHOD OF SUPPLYING CURRENT TO A POWER STORAGE DEVICE - A system for use in supplying current from an electric power source to a plurality of power storage devices includes a first of a plurality of charging devices configured to supply current to a first of the plurality of power storage devices. The system also includes at least one other charging device coupled to the first charging device to form a network. The other charging device is configured to supply current to at least one other power storage device. The first charging device includes a processor programmed to determine an amount of current to be at least one of received from the electric power source and supplied to the first power storage device as a function of a number of charging devices, and enable the amount of current to be at least one of received by the first charging device and supplied to the first power storage device.02-16-2012
20120065805METHOD AND SYSTEM FOR FULLY AUTOMATED ENERGY MANAGEMENT - A system, method and apparatus for automatically adapting power grid usage by controlling internal and/or external power-related assets of one or more users in response to power regulation and/or frequency regulation functions in a manner beneficial to both the power grid itself and the users of the power grid.03-15-2012
20120310435CONTROL COMMAND DISAGGREGATION AND DISTRIBUTION WITHIN A UTILITY GRID - In one embodiment, a grid controller device of a given locality within a utility grid receive a grid control command and determines a plurality of sub-localities controlled by the grid controller device and one or more grid characteristics of each of the plurality of sub-localities. The grid controller device then disaggregates the grid control command into a plurality of sub-locality control commands according to the grid characteristics of the corresponding plurality of sub-localities, and distributes the sub-locality control commands to sub-grid controllers.12-06-2012
20120310434VARIABLE TOPOLOGY DISTRIBUTED INTELLIGENCE FOR UTILITY GRID CONTROL OPERATION SERVICES - In one embodiment, a grid service controller receives advertisements from one or more grid service devices that indicate one or more grid control operations for which a corresponding grid service device is capable, and also maintains state and locality of the grid service devices. In response to receiving a request from a grid device for a particular grid control operation, the grid service controller may then direct the grid device to a particular grid service device capable of providing the particular grid control operation for the grid device based on the state and locality of the grid service devices, accordingly.12-06-2012
20120310433CHARGING DEVICE AND METHODS OF AUTHORIZING A CHARGING REQUEST - A charging device includes a power delivery system configured to supply power to at least one load coupled to the charging device. The charging device also includes a processor coupled to the power delivery system, and the processor is programmed to transmit a charging request to a remote device. The charging request includes an amount of power requested to be supplied to the at least one load. The processor is programmed to receive data related to a loading of a power distribution device, wherein the power distribution device is configured to supply power to the charging device. The processor is further programmed to selectively activate the power delivery system to supply power to the at least one load based on the data received.12-06-2012
20120046798Systems and Methods for Power Demand Management - A system and method for shifting power load on a power distribution network with multiple power loads, each of which draws power from the power distribution network. The system includes a controller communicatively coupled to an energy storage system and power load on the power distribution network. The controller is configured to receive a load-shifting signal, determine a load-shifting procedure, and switch one or more of the communicatively coupled power loads from drawing power from the power distribution network to drawing power from the energy storage system according to a load-shifting algorithm.02-23-2012
20120004787METHOD AND APPARATUS FOR CONTROL BATTERY AND SPECIFICATION DETERMINING METHOD OF BATTERY - A battery control apparatus of this invention is provided which comprises: a battery installed on a feeder of a utility distribution system; batteries installed between pole-mounted transformers and branch points of the distribution lines; a communication network to transmit measurement data measured by meters; a battery control quantity calculation unit to determine battery control quantities from the measurement data acquired from the communication network; a load data collection unit to collect load data representing a combination of power consumption by a plurality of loads and generated power of distributed power generations; a frequency conversion unit to perform a frequency analysis on the load data; an intermediate-cycle component extraction unit to extract intermediate-cycle components; a battery control quantity calculation unit to determine battery control quantities from the extracted intermediate-cycle components; and a battery control command transmission unit to transmit the calculated control quantities to the batteries.01-05-2012
20120209446APPLIANCE WITH A CONTROLLER CONFIGURED TO CONNECT TO A NETWORK AND ASSOCIATED SYSTEM AND METHOD - According to embodiments of the present invention, an appliance may include operating assemblies configured to employ utilities to perform one or more functions. A controller may be configured to control the operating assemblies. The controller may include a network interface and a user interface. The network interface may communicate utility data relating to the utilities with a network. The user interface may be configured to receive user inputs and output status indicators relating to the utility data received from the network. The utility data may include a utility demand level and a utility unit price. Further, a system is also provided that may include the appliance, an additional appliance, and an intermediate controller. The intermediate controller may be configured to communicate with the network and direct modification of the functions performed by the appliance and the additional appliance based on the utility data. Related methods are also provided.08-16-2012
20120010760POWER SYSTEM, POWER RECEIVING APPARATUS, AND POWER TRANSMISSION CONTROL METHOD - There is provided a power system including a power transmitting apparatus and a power receiving apparatus. The power transmitting apparatus includes: a power generating unit generating power using renewable energy; a first power measuring unit measuring a power amount generated in a specified period; and a power transmitting unit transmitting the generated power in the specified period and information on the measured power amount to the power receiving apparatus. The power receiving apparatus includes: a power receiving unit receiving the power and the information on the power amount from the power transmitting apparatus; a second power measuring unit measuring a power amount received in the specified period; a determining unit comparing the received power amount and the measured power amount and determining whether such amounts match; and a power reception control unit operable when the amounts do not match, to stop reception of the power and the information.01-12-2012
20120232714Systems and Methods for Activation and Deactivation of Appliances - Systems and methods are provided for an appliance system. The system includes an appliance, and a processor connected to the appliance such that the processor places the appliance in one of an enabled state and a disabled state. The processor is configured to track usage of the appliance and to place the appliance in a disabled state when the usage of the appliance exceeds a threshold amount. The system also includes a data receiving device configured to receive a code, wherein upon receipt of a valid code, the processor is configured to adjust the threshold amount to allow additional usage of the appliance.09-13-2012
20120059532METHOD AND DEVICE FOR THE DIRECTIONAL TRANSMISSION OF ELECTRICAL ENERGY IN AN ELECTRICITY GRID - A method for the directional transmission of electrical energy in an electricity grid and to a method for transmitting electrical energy via an electricity grid having at least at least one generator for electrical energy, at least one network node and at least one consumer. A method and a system are provided for transmitting electrical energy, which method and system are highly flexible and make it possible to design the energy distribution in a grid dynamically so as to deal with even short-term fluctuations both on the supply side and on the demand side. A method for the directional transmission of electrical energy in an electricity grid is included, which method comprises the following steps: receiving a data packet, receiving an energy packet associated with the data packet, determining a receiver from the information contained in the data packet, transmitting the data packet to the previously determined receiver and transmitting the energy packet, which is defined by the voltage U(t), the electric current I(t) and the duration T of the packet, associated with the data packet to the same previously determined receiver.03-08-2012
20120158205SCALABLE BACKEND MANAGEMENT SYSTEM FOR REMOTELY OPERATING ONE OR MORE PHOTOVOLTAIC GENERATION FACILITIES - A central backend management system to manage two or more solar sites each having a plurality of concentrated photovoltaic (CPV) arrays. frontend application servers in the management system are configured to 1) provide web hosting of web pages, 2) generate and present user interfaces to each client device in communication with the frontend application servers in order to view information of components of the CPV arrays and to issue commands to control operations of the components of the CPV arrays. Each of the CPV arrays is associated with a different system control point, which are communicatively connected to the central backend management system over a wide area network (WAN) using a secured channel.06-21-2012
20120072043POWER DISTRIBUTION - A power distribution system has a field device level, a hierarchically higher station level, and an instrumentation and control level hierarchically higher than the station level. A function of field devices belonging to the field level, a function of station devices belonging to the station level, and a function of instrumentation and control devices belonging to the instrumentation and control level are defined by parameters. A plurality of separate computing devices are connected to each other by a communication network and form a distributed computer system. The field devices, the station devices, and the instrumentation and control devices are connected to the distributed computer system or are formed by individual or a plurality of computer devices. The parameters for determining the function of the devices are distributed over two different computer devices. The devices access the parameters via the communication network.03-22-2012
20120072042POWER SUPPLY DEVICE - A power supply device including: (a) a power supply unit group composed of a plurality of power supply units and connected with a power consuming appliance; and (b) a control device configured to control the power supply unit group, wherein the control device and each of the power supply units are connected to each other by a communicating circuit.03-22-2012
20120109402METHODS AND APPARATUS FOR IDENTIFYING A GRID CONNECTION POINT USING A TAG - An electrical outlet, an electrical outlet cover for use with an electrical outlet and methods of identifying a grid connection point for bill processing of a charging event and managing energy services are disclosed. The electrical outlet cover includes a cover unit having a receptacle opening configured to align with a receptacle of the electric outlet and an identification unit configured to present a unique identification that is associated with the electrical outlet. In an embodiment, a method includes establishing an identity tag at a grid connection point (GCP) that unique identifies the GCP, receiving identity tag information to uniquely identify the GCP and monitoring charge event information indicating attributes of the charging event. The method further includes associating the charge event information with the identity tag information, as associated information; and sending the associated information for reconciliation of billing accounts associated with the GCP and the mobile charging device.05-03-2012
20120109401METHODS AND APPARATUS FOR MANAGING RENEWABLE ENERGY SERVICES - Methods and apparatus for managing at least one renewable energy source for supply of power via an electric grid are disclosed. A method supplies power to mobile devices from the renewable energy source and balances power realized by the mobile devices with the supply of power from the renewable energy source by controlling the supply of power realized by the mobile devices. An apparatus includes a processor for monitoring power from the renewable energy source and sending signals to mobile devices connected to the electric grid to balance monitored power from the renewable energy source with power realized by the mobile devices. Another method identifies a fixed account associated with a grid connection point used by a plug-in electric vehicle for realizing power during a connection event; determines a quantity of energy realized during the event; and adjusts the account based on energy realized by the vehicle during the event.05-03-2012
20120109403METHODS AND APPARATUS FOR MANAGING ENERGY SERVICES FROM A PLURALITY OF DEVICES - Methods and apparatus for managing energy services are disclosed. One method includes: reporting, by a respective asset of the first type, an identifier associated with a grid connection point that establishes a location of the respective asset of the first type at the grid connection point on the electric grid; receiving, by the respective asset of the first type, operating conditions for realizing the energy service, the received conditions being based on the established location of the respective asset of the first type on the grid; and operating the respective asset of the first type in accordance with the received operating conditions to realize the energy service. An energy service controller includes a communication unit for receiving, from a mobile asset, an identifier associated with a grid connection point connected to the asset and a processor for determining a location of the asset on the grid based on the identifier.05-03-2012
20110106330VEHICLE BATTERY MANAGEMENT SYSTEM AND METHOD - A vehicle battery management system and method includes a battery, a battery sensor for measuring a condition of the battery and an electronic control unit that receives a signal from the battery sensor corresponding to the condition of the battery. The electronic control unit selectively connects and disconnects that the battery from each of: at least one accessory load and at least one other load. The at least one other load is disconnected from the battery when the vehicle is in a shipping mode and the at least one accessory load is connected to the battery when the vehicle is in an accessory ON mode. The electronic control unit disconnects the at least one accessory load from the battery when the vehicle is in the accessory ON mode and in the shipping mode when the signal indicates that the condition of the battery is below a predetermined threshold.05-05-2011
20100094477DETERMINATION AND USE OF POWER SYSTEM SENSITIVITIES - The present disclosure relates to power system sensitivities as computed from power flow parameters and control parameters of a Power Flow Control Device (PFC). To this end, control parameter variations are applied to or generated by a PFC, and comprise variations in a control input u, a control effort e (injected series voltage, inserted series reactance), or a control effect q (power flow, active power transfer, phase-shift, current). A power flow response measuring unit measures a variation of a power flow response such as current, active or apparent power, in a way sufficiently synchronized with the control parameter variation to allow establishing an unambiguous causal relationship or correspondence in the form of a power system sensitivity. The latter may be on-line adapted to continuously reflect an updated aspect of the power system behaviour, and thus enable an improved, fast and reliable power flow control in power systems comprising a meshed power network with two parallel flow paths or corridors connecting two areas or sub-systems.04-15-2010
20110112703POWER MANAGEMENT SYSTEM - Distributed power storage capabilities are provided for electrical-power-providers by placing electrical storage systems at power consumption facilities. Power can be stored in such storage systems when power prices are low and can be released from such storage systems when power prices are high. With or without the electrical storage systems, power from particular power generation sources, such as renewable power generation sources can be identified by a power consumer for usage. In some cases, power from the particular power generation sources is used only when pricing conditions are met.05-12-2011
20100250018Method of Operation and Device for Controlling an Energy Installation with Photovoltaic Modules - Method of operating and device for controlling an energy installation comprising photovoltaic modules (09-30-2010
20120083939DYNAMIC CONTROL OF SMALL-SCALE ELECTRICAL LOADS FOR MATCHING VARIATIONS IN ELECTRIC UTILITY SUPPLY - A method of collectively controlling small-scale electrical loads receiving energy from an electricity grid that includes sources of renewable generation causing variable electricity supply so as to match collective electricity load to electricity supply. The method includes setting a runtime delay time, sensing a request for energy from the electrical loads, preventing the loads from receiving the energy for the first delay time, and adjusting the runtime delay time based on changes in electrical supply.04-05-2012
20120221165REGIONAL ENERGY MANAGEMENT SYSTEM, REGIONAL ENERGY INTEGRATED MANAGEMENT DEVICE AND REGIONAL ENERGY INTEGRATED MANAGEMENT METHOD USED IN REGIONAL ENERGY MANAGEMENT SYSTEM - According to embodiments, a regional energy integrated management device for managing energy in a region containing multiple buildings includes an information acquisition unit, an information generator, and an instruction transmitter. The information acquisition unit acquires energy management information containing energy shortage and surplus information of a building from the multiple buildings. The information generator generates regional energy management information for mutually adjusting energy supply between different buildings in the management target region based on the energy management information on the multiple buildings thus acquired. The instruction transmitter transmits the generated regional energy management information to the corresponding buildings.08-30-2012
20120130558ELECTRIC-POWER TRANSACTION APPARATUS AND METHOD OF CONTROLLING ELECTRIC-POWER TRANSACTION APPARATUS - An electric power information control unit compares electric power value information relating to a specific electric power amount of an electric power amount of a first storage battery and electric power value information relating to the specific electric power amount of the electric power amount of the second storage battery. When there are electric power information in which the electric power value information relating to the specific electric power amount are different from each other in the first and second storage batteries, the electric power information control unit swaps and stores the electric power value information in the first electric power information storing unit and the second electric power information storing unit.05-24-2012
20120166013METHOD FOR CONTROLLING ENERGY MANAGEMENT SYSTEM - A method for controlling an energy management system, which includes a PV module for generating power and a battery for storing power and which is connected to a grid as an external power supplier and a power load as a power consumer, is provided to enable efficient energy management of the energy management system.06-28-2012
20120166012POWER SUPPLY CONTROL METHOD, A POWER MANGEMENT METHOD, AND A POWER SYSTEM - A power supply control method, a power management method, and a power system are provided. The power supply control method according to an aspect of the present invention includes: receiving information on a position and a battery of a vehicle; and supplying power to a charging station in the predetermined range of the position of the vehicle to be able to charge the battery of the vehicle based on the information on the position and the battery.06-28-2012
20120166011CONTROL DEVICE, CONTROL METHOD, AND COMPUTER PROGRAM PRODUCT - According to an embodiment, a control device includes a detecting unit, a communication unit, and a control unit. The detecting unit detects that a power-supplied device is connected to a power supply line relaying supply of power. The communication unit receives consumer authentication information including consumer identification information for identifying a consumer from a communication device when it is detected that the power-supplied device is connected to the power supply line, transmits the consumer authentication information to a first server, receives power-supply-availability determination information representing whether supply of power to the power-supplied device is possible or not, from the first server, and transmits power measurement information representing power supplied to the power-supplied device through the power supply line and the consumer identification information to a second server. The control unit supplies power to the power-supplied device when the power-supply-availability determination information represents that supply of power is possible.06-28-2012
20120316696MULTI-LEVEL TOPOLOGYTOPOGRAPHY FOR ELECTRICAL DISTRIBUTION GRID CONTROL - Aspects of a multi-level electrical distribution control system associated with an electrical distribution grid are disclosed. A multi-level control system provides a non-flat topography for electrical distribution grid control. A hierarchical structure can be employed in the topography of the control system. Further, tree and mesh network structure, among others, can be employed in the topography of the control system. These rich topographies can provide for closed loop control at each level of the control system, improved reliability of the control system through redundant topographical network structures, and desirable data handling features that can reduce data congestion and computing costs by distributing data handling, processing, and control across the levels of the control system.12-13-2012
20100204851CONTROLLING DISTRIBUTION OF ELECTRICAL POWER - The present disclosure is concerned with controlling distributing of electrical power in a power distribution region. To effectively control the distribution of power in the distribution region, the substation of the region is provided with a distribution controller or Intelligent Substation Control System (ISCS). The distribution controller is connected to various process devices, which in turn are connected to primary devices of the region. The process devices send data corresponding to the primary devices to the distribution controller, and the distribution controller includes a processor which proposes a set of actions based on the received data. Further, the distribution controller includes a coordinating device which selects the final action from the set of proposed actions. The final action is implemented on the primary devices of the distribution region.08-12-2010
20100204850DISTRIBUTOR POWER LINE COMMUNICATION SYSTEM - Distributor power line communication system comprising a communication server (08-12-2010
20120136499ENERGY MANAGEMENT SYSTEM WITH USER INTERFACE - An energy management apparatus and a user interface method thereof, an electric device controlled by the energy management apparatus, and an energy management apparatus including the same are disclosed. A user interface that intuitively and simply displays a user input for controlling energy consumption of the electric device and a degree of inconvenience that a user experiences when the electric device operates according to the user input is provided to allow the user to be intuitively aware of the degree of inconvenience due to the user input, thereby enabling more intuitive user interaction.05-31-2012
20120136500OPERATOR INTERFACE FOR AUTOMATION SYSTEMS - Automation system based on communication network, installed to provides facilities for on-site personnel to monitor/control/configure system and connect equipment required to test system. Can automate specific procedures for activities to eliminate human error. Provides necessary commands to the system, other devices and individual functions which enable/disable operation, change operating configuration or send/retrieve certain information. Independent of other devices which provide real time operation of the system to maintain safe and reliable operation of system whilst changes are being made to system regardless of operating condition of other devices. As an independent device to the system, can be standardized at a particular installation and across multiple installations to reduce personnel training and reduce possibilities of human error due to variability of features provided in other devices. Provides authorization facilities to permit activities by authorized operators or only permit communication to system of equipment connected to the device authorized to do so.05-31-2012
20120136498RACK SERVER SYSTEM - A rack server system includes a plurality of servers, a plurality of cooling modules, a power supply device, and a monitoring management module. Each of the servers includes a sensor so that the sensor can provide the temperature information of each of the servers to the monitoring management module. The power supply device includes a plurality of power supply modules.05-31-2012
20110184586POWER MANAGEMENT APPARATUS, AND METHOD OF REGISTERING ELECTRONIC APPLIANCES - There is provided a power management apparatus including a managed appliance registering unit that carries out authentication on an electronic appliance connected to a power network, and registers an electronic appliance for which the authentication has succeeded as a managed appliance, and a control unit that controls operation of the managed appliance and supplying of power to the managed appliance. The managed appliance registering unit transmits, to one or more electronic appliances, a challenge message that is used when registering an electronic appliance, and collectively verifies one or more response messages sent back from the one or more electronic appliances in reply to the challenge message.07-28-2011
20110184585POWER MANAGEMENT APPARATUS, ELECTRONIC APPLIANCE, AND METHOD OF REGISTERING ELECTRONIC APPLIANCES - There is provided a power management apparatus including: a managed appliance registering unit carrying out authentication on an electronic appliance connected to a power network and registering the electronic appliance as a managed appliance if the authentication has succeeded; and a control unit controlling operation of and supplying of power to the managed appliance. The managed appliance registering unit is operable, when an electronic appliance registered in another power management apparatus is connected to the power network, to acquire, from the electronic appliance, a digital signature, which has been assigned to identification information that is unique to the electronic appliance by the other power management apparatus, and identification information that is unique to the other power management apparatus, and is operable when verification of the digital signature assigned by the other power management apparatus has succeeded, to temporarily register the electronic appliance registered in the other power management apparatus.07-28-2011
20110184584POWER MANAGEMENT APPARATUS, POWER MANAGEMENT SYSTEM, AND METHOD OF CONTROLLING APPLIANCE - Provided is a power management apparatus including an other-apparatus confirming unit that confirms presence of another power management apparatus that is operating that is managing a same electronic appliance, an attribute recognizing unit that recognizes, if N−1 (N≧2) power management apparatuses are confirmed to be operating, an attribute of one specific apparatus, among N power management apparatuses including its own power management apparatus, to be a parent device and the attributes of remaining N−1 apparatuses to be a child device, a signal collecting unit that collects from N−1 child devices, if the attribute of its own power management apparatus is recognized to be the parent device, control signals for controlling the electronic appliance, and a signal selecting unit that selects, among the collected control signals, control signals of the same type, the number of which is largest, and transmits the control signals to the electronic appliance.07-28-2011
20110184583MODEL-BASED POWER ESTIMATION OF PHOTOVOLTAIC POWER GENERATION SYSTEM - In accordance with the present disclosure, a power management system is provided that includes a control system to monitor the actual power output of one or more arrays of photovoltaic modules. The power management system includes a processor-based device to estimate the power output of the one or more arrays of photovoltaic modules and to compare the estimated power output to the actual power output measurement received from the control system. A method is provided for monitoring power generation. A method is provided for generating a model to estimate power generation.07-28-2011
20100174420METHOD AND APPARATUS FOR ADJUSTING THE REFERENCE IMPEDANCE OF A POWER GENERATOR - A method and apparatus for allowing the user of a power generator coupled to a time-varying load, to define an alternative reference impedance to enable on or more metrics to be provided relative to the alternative reference impedance. The metrics, for example, may provide indicia of performance of the power generator system. One illustrative embodiment provides a power delivery system that applies power to a plasma chamber to create a plasma therein; determines a reference impedance of the plasma at an operating condition; and controls the power delivery system based on the determined reference impedance.07-08-2010
20120173035MULTI-TERMINAL POWER CONVERSION DEVICE, MULTI-TERMINAL POWER TRANSFER DEVICE, AND POWER NETWORK SYSTEM - The present invention provides a multi-terminal power conversion device, a multi-terminal power transfer device, and a power network system which allows an existing power grid to be divided into a plurality of power grids that can be interconnected together and operated stably via existing or new transmission lines. An inter-power grid asynchronous interconnection network system includes a multi-terminal power conversion device characterized by connecting together a plurality of asynchronous power grids including a bulk power grid and controlling power so that the sum of inflow power and outflow power is zero. An intra-power grid synchronous network system includes a power apparatus control terminal device with means for controlling power for a power apparatus installed in an autonomous power grid. A plurality of inter-power grid asynchronous interconnection network systems are connected to an intra-power grid synchronous network system to integrate the power control with communication control.07-05-2012
20130173080PROGRAMMABLE CONTROLLER SYSTEM - A programmable controller system includes: a plurality of terminals connected to an external device; a power supply circuit for supplying and stopping supplying power to each terminal; an input/output circuit for detecting whether the terminals are in a used state; a switching unit for switching an power mode between a power saving mode and a normal mode; a detection-result storage unit for storing a detection result; and a control unit that causes the power supply circuits to supply power to all of the terminals when the power mode is in a normal mode and causes the power supply circuits to stop supplying power to a terminal being specified as a terminal in an unused state by a detection result stored in the detection-result storage unit when the power mode is in a power saving mode.07-04-2013
20120316698Electrical power distribution and control system and method for remotely controlling power delivery through IP addressable electrical power supply equipment and scanning a network for power control devices - A power distribution and control system has a wall mounted controller or a transportable controller (e.g., a Smart Phone or wireless Tablet) configured to resemble a solid-state household thermostat having a touchscreen display. The user interface controller provides control options to the user who can selectively enable selected circuit breakers or power strips on a schedule selected by the user. The controller is programmed to control a plurality of identified User Devices such as televisions or other solid-state or computer controlled instruments or appliances, which typically consume power even when in “standby” mode and not in use. The User Devices will be selectively connected to the mains supply only when selectively enabled by Controller inputs, thereby saving valuable energy because the User Devices will not consume any power when not enabled.12-13-2012
20100010687Distributing Alternatively Generated Power to a Real Estate Development - A method for distributing alternatively generated power to a real estate development includes subdividing the real estate development into a plurality of plots. A portion of the subdivided real estate development is dedicated to alternative energy power generation. An alternative energy power generator is provided that forms a cooperative power farm electrically coupled to a power grid. Power is at least in part generated on the dedicated portion of the subdivided real estate development. Rights to a portion of an output of the cooperative power farm are included with ownership of at least one of the plurality of plots.01-14-2010
20100010686Distributing Alternatively Generated Power to a Real Estate Development - A system for distributing alternatively generated power to a real estate development having at least two individual properties includes at least one alternative energy power generator. A distribution station is coupled to the at least one alternative energy power generator. A plurality of real estate properties are coupled to the distribution station. A written instrument associates ownership rights in a portion of the power received from the alternative energy power generator with ownership of at least one of the plurality of real estate properties. A method includes providing a plurality of real estate properties and an alternative energy power generator that forms a cooperative power farm coupled to a distribution station. A credit of power provided from the cooperative power farm to the distribution station is metered. Rights to a portion of the metered credit are included with ownership of at least one of the plurality of real estate properties.01-14-2010
20120253540ENERGY GRID DEVICE COMMISSIONING METHOD AND SYSTEM - A commissioning method and system. The method includes receiving details of a configuring process enabled by a power grid monitoring/control device associated with a power grid network topology comprising monitoring points associated and a power distribution grid. The power grid network topology is validated with respect to a configuration of measurement types, event types, and controls of the power distribution grid. Network point identifiers for each of the monitoring points are retrieved and a mapping report associating the power grid monitoring/control device with the power grid network topology using the network point identifiers is generated. The power grid monitoring/control device is registered for remote operation functionality and multiple grid events. The power grid monitoring/control device is commissioned into the power distribution grid.10-04-2012
20120253539SYSTEMS AND METHODS FOR SYNCHRONIZING SWITCHING WITHIN A POWER DISTRIBUTION NETWORK - Systems and methods for synchronizing switching within a power distribution network are provided. A switch plan for restoring electrical power to a power distribution network following a power outage may be identified by a control system. The control system may be associated with a power utility and may include one or more computers. A plurality of switching operations associated with the switch plan may be identified by the control system. The plurality of switching operations may include at least one automatic switching operation and at least one manual switching operation. A synchronized execution of the plurality of switching operations may be coordinated by the control system.10-04-2012
20120316697INTELLIGENT ELECTRICAL DISTRIBUTION GRID CONTROL SYSTEM DATA - Aspects of a multi-level electrical distribution control system associated with an electrical distribution grid are disclosed. Data access and processing across the multi-level control system and the electrical distribution grid can provide improved utilization of energy within the electrical distribution grid. Further, dynamic reconfiguration of the electric distribution grid can be based distributed processing and access to information relating to the electrical distribution control system or electrical distribution grid. An encapsulated DNNC data element is disclosed as an efficient and secure means of accessing data across the multi-level electrical distribution control system or the associated electrical distribution grid.12-13-2012
20110004358SYSTEMS AND METHODS FOR ELECTRIC VEHICLE POWER FLOW MANAGEMENT - A system and methods that enables power flow management at the local level. A power flow manager can coordinate the charging activities of electrical devices, such as electric vehicles. Power flow decisions may based on the site-level information. In addition, power flow management strategies may be optimized. An optimizer can choose a power flow management strategy and electrical devices for implementing a strategy. In the event of a system failure, power spikes may be avoided by using safe failure modes to provide that the charging activities be coordinated in a predictable and non-disruptive manner. The cost of providing power may be reduced using generation stacks of power production. As such, the total daily cost of providing energy generation may be minimized.01-06-2011
20120265362CHARGING DEVICE FOR USE WITH ELECTRIC VEHICLES AND METHODS OF ASSEMBLING SAME - A charging device for use with an electric vehicle including a power storage device includes a power delivery system configured to deliver power to the power storage device. The charging device also includes a controller coupled to the power delivery system. The controller is configured to determine that an initialization process has completed after the charging device has experienced a loss of power and enable the power delivery system to deliver power to the power storage device at a defined start time and after the initialization process has completed.10-18-2012
20120323398POWER MANAGEMENT - A power management method and system. The method includes retrieving and storing by a computer processor, identification data identifying power consumption devices. Each power consumption device receives an input voltage signal and consumes power. The computer processor monitors a power consumption level for each power consumption device. The computer processor disables each power consumption device from receiving and consuming power. The computer processor generates an association list associating each power consumption level with the identification data. The computer processor generates and stores a prioritization list indicating an order of priority for disabling the power consumption devices.12-20-2012
20120330478Energy Saving at a Network Node in an Automation Network - A method for saving energy at a network node in an automation network comprising receiving energy saving command data for switching at least one network device to an energy saving state, forwarding the energy saving command data to the network device, evaluating the energy saving command data by the network node, and saving energy at the network node. When the network node receives and/or outputs no data or a reduced volume of data to the network device during the energy saving state, the energy saving is effected by placing at least one portion of the network node into an energy saving state, where the portion is determined by any one of a plurality of network ports, which, because of the energy saving state of the network device, is being used to output and/or receive no data or a reduced volume of data.12-27-2012
20120330477DR COUNTERMEASURE PROPOSAL DEVICE AND METHOD THEREOF - There is provided a DR (Demand Response) countermeasure proposal device in which the communication unit receives a power consumption reduction, the rule database stores instrument control rules related to instruments, the rule ranking history database stores information on a ranking of the instrument control rules, the display displays the instrument control rules according to the ranking, the rule ranking changing unit changes the ranking of the instrument control rules in response to an instruction input from the customer, the DR execution unit selects at least one instrument control rule by execution of which the power consumption reduction request is satisfied in descending order of the ranking of the instrument control rules, and executes the at least one instrument control rule to control operation of at least one instruments related thereto.12-27-2012
20120323395Power Equipment Control System - In a power equipment control system connected, via a communication network, to a system operation server of a power system and a single or a plurality of power equipments for performing power consumption or storage with interconnecting to the power system, to regulate power demand and supply balance of the power equipment, a contribution degree is obtained by preparing a demand plan of subsequent power of said power equipment; transmitting, to said power equipment, information relevant to demand regulation request to said power equipment, received from said system operation server, based on said demand plan; receiving demand regulation result of observation information on the demand regulation performed within said power equipment, based on said demand regulation request; and performing said demand regulation by said power equipment from said demand regulation result.12-20-2012
20120323394Control System for Color Lights - One or more LED light array circuits are set to a display pattern via modulating the current via a microcontroller. A microcontroller master effects the lighting patterns by communicating display pattern settings to a plurality of slaved LED light array circuits via DC powerlines and fixtures thereof.12-20-2012
20120323397Electric Power System Automation Using Time Coordinated Instructions - A system for controlling and automating an electric power delivery system by executing time coordinated instruction sets to achieve a desired result. A communication master may implement the execution of time coordinated instruction sets in a variety of circumstances. The communication may be embodied as an automation controller in communication with intelligent electronic devices (IEDs). The communication master may also be embodied as an IED that is configured to coordinate the actions of other IEDs. The time coordinated instruction sets may include steps for checking status of power system equipment before executing. The time coordinated instruction sets may include reactionary steps to execute if one of the steps fails. The time coordinated instruction sets may also be implemented based on a condition detected in the electric power delivery system, or may be implemented through high level systems, such as a SCADA system or a wide area control and situational awareness system.12-20-2012
20120323396HYBRID ELECTRIC GENERATING POWER PLANT THAT USES A COMBINATION OF REAL-TIME GENERATION FACILITIES AND ENERGY STORAGE SYSTEM - Approaches for controlling power supplied to an electric grid are disclosed. In embodiments, methods and systems control power supplied to an electric grid using an energy storage device. In an embodiment, a method receives an indication of power to be supplied to the electric grid, generates power from a power generator and adjusts, using the generated power, an energy level of the energy storage device to control power supplied to the grid in accordance with the received indication. In another embodiment, a system comprises a grid indication receiver for receiving an indication of power to be supplied to the electric grid; a power generator connected to the grid; an energy storage device coupled to the power generator; and a controller for adjusting, using the generated power from the generator, an energy level of the energy storage device to control power supplied to the grid in accordance with the received indication.12-20-2012
20120271478EXECUTION OF SIGNAL PROCESSING TASKS - An apparatus has a signal processing system for executing a plurality of pre-determined signal processing tasks, and an energy source for powering the signal processing system in operational use of the apparatus. The energy source supplies an amount of energy that varies over the service life of the energy source. The signal processing system determines an amount of energy available from the energy source and selects for execution a specific one of the pre-determined signal processing tasks in dependence on the amount determined.10-25-2012
20120271477System And Method For Illumination Using Power Over Ethernet - An illumination system for energy efficiently illuminating locations e.g. offices, homes or ATM machine sites comprising a PoE switch supplying command and power to PoE-IP Illuminators, having energy-efficient LED light-sources. Using PoE+, light sources of over 20 Watts may be used. Each illuminator having a unique IP-ID is controllable over the PoE LAN. The system may include sensors and monitors such as: IP-camera, illumination sensors and entry detectors. At a remote ATM machine site, the system provides: illumination, voice assistance, surveillance security and banking. Renewable energy sources such as wind or solar power devices and rechargeable batteries allow pollution-free and remote location operation. Chainable IP-LED lights Daisy chained by a serial data channel and controlled by an IP-LED master connected to PoE line. The system may comprise PoE-IP controllers used for powering and controlling controlled devices capable of remotely controlled such as: Access devices, IP LED/electronic signs, shading, siren/alarms etc.10-25-2012
20110060476ENERGY MANAGEMENT SYSTEM AND ENERGY MANAGEMENT METHOD - According to one embodiment, an energy management system includes an energy supply device and an energy demand device. The energy management system comprises a first device, a second device, storage sections, calculating sections. The first device is applied for the energy supply device. The second device is applied for the energy demand device. The storage sections are included in the first device and the second device, respectively, and store a condition as to comply with an adjustment request of energy supplied from the energy supply device to the energy demand device. The calculating sections are included in the first device and the second device, respectively, and cooperate to execute negotiation function calculating an energy adjustment amount satisfying the condition.03-10-2011
20110218693ELECTRIC POWER LEVELING CONTROLLER - An electric power leveling controller includes an information acquisition unit that acquires information of electric energy consumption from a power consuming device consuming electric energy from the power source and electric energy charged into a power storage device, a storage unit that stores a specific threshold value for each power storage device, and a control unit that causes a first power consuming device to be power-supplied by the power source, causing the power storage device corresponding to the first power consuming device to be charged with a difference between the specific threshold value and the electric energy consumption, causing the power source to supply to a second power consuming device electric energy corresponding to the specific threshold, and causing the power storage device corresponding to the second power consuming device to discharge to the second power consuming device the difference between the electric energy consumption and the specific threshold value.09-08-2011
20120323393AUTOMATED DEMAND RESPONSE SYSTEM - A system and method for reducing an electrical load in a facility with a building automation system, includes first receiving information for a demand response event from an automated demand response server at an automated demand response client. After receipt of a new demand response event, the system determines a plurality of devices of the building automation system to be controlled during the demand response event. Next, the system prepares a schedule of control actions for the plurality of devices during the demand response event. The system then sends control messages to the building automation system to execute the control actions for the plurality of devices according to the schedule of control actions for the demand response event.12-20-2012
20110264298System and Method for Controlling a Power Budget at a Power Source Equipment Using a PHY - A system and method for controlling the delivery of power to a powered device in a Power over Ethernet Broad Reach (PoE-BR) application. Cabling power loss in a PoE-BR application is related to the resistance of the cable itself. A PHY can be designed to measure electrical characteristics (e.g., insertion loss, cross talk, length, etc.) of the Ethernet cable to enable determination of the cable resistance. The determined resistance in a broad reach cable can be used in increasing a power budget allocated to a power source equipment port.10-27-2011
20110320059INTERNET/INTRANET-CONNECTED APPARATUS - A method and apparatus that uses the Internet protocol, TCP/IP, for a home control network. The invention also provides embedded servers, email clients at the electrical boxes. The invention integrates the Internet to the electrical outlet, switch, or appliance boxes using a low cost embedded web server.12-29-2011
20110320058IMPLEMENTING SUBSTATION AUTOMATION LOAD TRANSFER FUNCTION - A process of implementing, or engineering, topology-dependent functions based on a formal description of the Substation Automation system, includes performing a topology analysis of the current single line state. A topology interpreting implementation replacing complex topology analysis logics can include the project specific static single line topology and the connection to the real process state data. All information can be delivered in an IEC 61850 conforming SCD file. The interface description for controlling and monitoring the load transfer application can be generated automatically from the SCD file.12-29-2011
20120150360METHOD AND DEVICE FOR CONTROLLING THE AUTHORIZATION OF CHARGING OPERATIONS OF ELECTRICALLY OPERATED VEHICLES - A method and a control unit for controlling the authorization of charging operations of electrically operated vehicles. A control unit is provided between a main terminal and a plurality of electric coupler sockets, which are connected to the control unit via a power line. A vehicle to be charged is connected to one of the electric coupler sockets, and the total charging current, which is conducted from the main terminal to the electric coupler sockets via the control unit, is measured. Charging-current requests are transmitted to the control unit by each of the vehicles connected to the electric coupler sockets, and the total charging current is compared to the sum of the charging currents reported by the vehicles connected to the charging outlets. The charging outlets are switched off if the total charging current exceeds the sum. The connecting of a vehicle to be charged includes transmitting authorization information from the vehicle to the control unit. The authorization information is compared to a list of authorized vehicles by the control unit, in order to check the authorization of the vehicle. The transmitting of charging-current requests and authorization information is provided by modulating an alternating current signal upon the power line, the alternating current signal representing the authorization request or the charging-current request.06-14-2012
20130018521Systems and Methods for Blackout Protection - A system for managing an electric power delivery system is disclosed that includes a set of remote intelligent electronic devices (IEDs) and a central IED. The remote IEDs may be configured to obtain information related to rotor angles, operating frequencies, rate of change of frequency, rotating inertia, and power consumption levels of loads and generators included in the electric power delivery system. The central IED may communicate with the remote IEDs to determine which loads and generators are associated with a sub-grid of the electric power delivery system and whether to disconnected certain loads or generators. Based on this determination, the central IED may direct the remote IEDs to disconnect loads or generators from the electric power delivery system, or to rapidly increase or decrease generator output as appropriate.01-17-2013
20130018522SYSTEM AND METHOD FOR PROGRAMMING A CONFIGURABLE LOAD CONTROL DEVICE - A system for configuring an output parameter of a lighting load power supply, the power supply having a programmable controller for regulating the output parameter to a target value and a memory for storing a variable for setting the target value. The power supply has a communication port for data for setting the target value. A computer executes software allowing a user to select a target value and provides data related to the selected parameter. A programming device in communication with the computer provides data relating to the selected parameter to the communication port for programming the controller to set the parameter to the target value.01-17-2013
20110160929Electrical Process Interface Device - An electrical process interface device for provision in a low control and protection level of a Substation Automation or Distribution Automation system; the device includes a process interface unit for interfacing the electrical process at the low control and protection level, which unit has a number of parallel data connections on which I/O data related to control and protective devices on higher control and protection levels may be transmitted. The device also includes a signal conversion unit connected to the data connections, which unit packets data of the data connections according to a communication standard used by control and protective devices on the at least one higher control and protection level for allowing data to be directly transmitted between the electrical interface device on the low control and protection level and other devices on higher control and protection levels.06-30-2011
20130024043DYNAMIC CONFIGURATION OF DISTRIBUTION FEEDER PARAMETERS IN A POWER GRID - In one embodiment, a system identifies a grid topology of a plurality of distribution automation (DA) devices of a distribution feeder circuit in a power grid, and determines parameters for each of the DA devices of the distribution feeder circuit based on the grid topology e.g., protection parameters such that DA devices further from a power source in the power grid up to a normally open point (NOP) are configured to trigger protection earlier than DA devices closer to the power source. The DA devices may then be configured with respective parameters as determined, and in response to detecting a change of the grid topology, updated parameters may be determined for one or more of the DA devices based on the changed grid topology. The system then reconfigures respective parameters of each of the DA devices that have updated parameters due to the change of the grid topology.01-24-2013
20130024045POWER CONTROL UNIT - A weather information database stores weather information acquired from a weather information provider. A power generation unit selection unit selects a power generation unit with a high generating efficiency from a plurality of power generation units having different power generation schemes, in accordance with the current weather condition. A power generation electric energy database stores the power generation electric energy of a power generation unit, while an electric energy consumption database stores the electric energy consumption of a plurality of electrical appliances. A power transmission destination selection unit selects an electrical appliance whose electric energy consumption is lower than the generated energy from the plurality of electrical appliances, when the past generated energy in the current time zone is lower than the past total electric power consumption, and transmits electric power thereto.01-24-2013
20130024044OPTIMAL STORAGE SIZING FOR INTEGRATING WIND AND LOAD FORECAST UNCERTAINTIES - Systems and methods are disclosed to manage energy system by receiving load forecasts and power generator forecasts with uncertainty specification; performing stochastic optimization on the load and power generation forecasts; determining an optimal storage sizing for energy balancing; and validating the optimal storage sizing; wherein the power generator is connected to an energy storage device with the optimal storage sizing.01-24-2013
20130173081ELECTRIC POWER MANAGEMENT SYSTEM, ELECTRIC POWER MANAGEMENT DEVICE, ELECTRIC POWER MANAGEMENT METHOD, AND COMPUTER READABLE RECORDING MEDIUM - An electric power management system 07-04-2013
20120253538Method and System for Generating and Optimizing the Capacity Ratings of an Electric Power System Facility - A method and system is provided for optimizing electric loading transfer capabilities. In one embodiment, the system comprises a processor which receives and stores information regarding available resources of one or more electric power facilities. The system includes a capability datastore and an external factors datastore, both of which communicate with the processor and with each other. The capability datastore determines electrical capabilities of the available resources at any given point in time while the external factors datastore determines a plurality of variables which affect the electrical capabilities. A resource manager connected to the processor is also provided. The resource manager allocates the plurality of available resources by optimizing and correlating the electrical capabilities with the plurality of variables, to generate an electric capacity rating for the one or more electric power facilities.10-04-2012
20130090777ADAPTIVE DEMAND RESPONSE BASED ON DISTRIBUTED LOAD CONTROL - Adaptive demand response based on distributed load control may be provided. A demand response request indicative of a demand response event for an area may be received. A maximum power consumption for the area during the demand response event may be determined based on the demand response request. One or more set points for the area during the demand response event may be determined prior to the demand response event. The one or more set points are determined based on the maximum power consumption. Prior to or during the demand response event, a real-time power consumption for the area may be calculated. When the real-time power consumption exceeds the maximum power consumption, one or more loads in the area may be controlled to maintain the real-time power consumption at or below the maximum power consumption.04-11-2013
20130096730IMAGE FORMING APPARATUS, MANAGEMENT APPARATUS, AND METHOD FOR CONTROLLING THE SAME - In an image forming apparatus, a shutdown request unit controls the image forming apparatus to perform shutdown at shutdown execution date and time included in schedule information, which is set beforehand and managed by a schedule management unit. A function restriction management unit restricts at least part of a plurality of functions of the image forming apparatus stepwise at timing earlier than the shutdown execution date and time, and a message management unit notifies a user of a message whose content is differentiated in each of steps.04-18-2013
20130103224METHOD FOR SEQUENTIALLY MEASURING IMPEDANCE, MEASUREMENT DEVICE, AND FUEL CELL SYSTEM - Provided are a sequential impedance measurement device and a method for sequentially measuring impedance. While applying a signal having a power output fluctuation similar to that of normal operation, it is possible to carry out a quick measurement with relatively high precision and in a broad frequency range. Also, the device and the method can simultaneously determine phenomena which occur in different frequency ranges. Disclosed is a sequential impedance measurement device in which impedance of a fuel cell is sequentially measured in a control system, the control system controlling the fuel cell by using a power indication value of a control processor, the device including: an M-sequence-signal-generating section; a superimposed-signal-generating section; a signal-processing section; a signal-adding unit; a current and voltage measuring unit; and an impedance calculator, wherein a method for controlling the fuel cell by the control processor is modified according to a calculation result of the impedance calculator.04-25-2013
20130131884SYSTEM AND METHOD FOR DETERMINING POTENTIAL POWER OF INVERTERS DURING CURTAILMENT MODE - A power inverter system includes a plurality of power inverters such as solar inverters receiving power from at least one energy source. Each power inverter includes algorithmic maximum peak power tracking (MPPT) software or integrated MPPT firmware to calculate its own potential real power. A controller is in electrical communication with selected power inverters that are operating in curtailed modes of operation and commands each selected power inverter to shift its power production duties and to perform MPPT sweeps. Each selected power inverter then calculates its own potential real power capability in response to corresponding MPPT sweep data. The potential real power capability information is received by the controller that transmits the information to a power utility allowing the power utility to more efficiently utilize real and reactive power available by the plurality of power inverters05-23-2013
20110276194SYSTEM AND METHOD FOR ENERGY MANAGEMENT - The present invention provides for multiple energy pooling stations to combine renewable energy, utility energy and back-up power services in the form of Green and Black Energy with energy storage to create a multi-income stream. An energy pooling station is an advanced part of an evolving “energy network” in which multiple energy pooling stations are communicating with each other to share energy credit, bank energy, and distribute the energy to customers.11-10-2011
20130144455HYDROELECTRIC POWER GENERATION PLAN ADJUSTMENT DEVICE, HYDROELECTRIC POWER GENERATION PLAN ADJUSTMENT METHOD, AND PROGRAM - The economical load distribution adjusting device 06-06-2013
20130151026SYSTEMS, APPARATUS AND METHODS FOR QUANTIFYING AND IDENTIFYING DIVERSION OF ELECTRICAL ENERGY - Systems, apparatus and methods for quantifying and identifying diversion of electrical energy are provided. Bypass and tap diversions may be identified in an electric utility power distribution inventory zone having both bypass and tap diversions. Bypass diversion factors for consumer nodes in an inventory zone are determined by finding a solution to a system of load balance equations having slack variables representing aggregate tap loads for the inventory zone and in which consumer load profile data is scaled by the bypass diversion factors, which solution minimizes an objective function whose value is positively related to the sum of the slack variables representing the aggregate tap loads. Tap loads are correlated with nodes in an inventory zone by solving a first system of power flow equations not having variables representing tap loads, and then solving a second system of power flow equations having variables representing tap loads using an iterative numerical solution technique initialized based on the solution to the first system of power flow equations.06-13-2013
20130184892BUILDING LOAD REDUCTION DURING DEMAND RESPONSE - Apparatuses, methods and systems for managing a building load reduction of a plurality of loads within a building are disclosed. One method includes assigning one or more loads of the plurality of loads to logical groups, assigning a sensitivity coefficient to each of the logical groups, wherein the sensitivity coefficient is directly proportional to an impact on occupants in the building to load changes, determining the baseline load for each of the logical groups, receiving a power reduction demand response, and reducing a load of each logical group based upon the sensitivity coefficient.07-18-2013
20120259477PARTICLE SWARM OPTIMIZATION SYSTEM AND METHOD FOR MICROGRIDS - The particle swarm optimization method for microgrids formulates a control problem as an optimization problem and PSO is used to search the solution space for optimal parameter settings in each mode. The procedure models optimal design of an LC filter, controller parameters and damping resistance in grid-connected mode. Moreover, the procedure optimizes controller parameters and power sharing coefficients in autonomous mode. The method uses particular nonlinear time-domain-based and eigenvalue-based objective functions to minimize the error in the measured power, and also to enhance the damping characteristics, respectively.10-11-2012
20090024255UTILITY INTERACTIVE INVERTER WITH VAR DISPATCH CAPABILITIES - A VAR dispatch system. A central control system connected to a network is configured to receive data reflecting local variations in conditions on a power grid and to transmit system control commands over the network. A plurality of VAR dispatch devices are connected to the network and to the power grid. Each VAR dispatch device is configured to detect local variations in conditions on the power grid and to transmit the data reflecting such local variations to the central control system and to receive control commands from the central control system. Each VAR dispatch device is configured to store power and to output stored power to the power grid based on local variations in conditions on the power grid. Each VAR dispatch device is further configured to output stored power to the power grid when the VAR dispatch device receives system control commands from the central control system.01-22-2009
20120283892Managing Electric Energy Distribution To Multiple Loads Using Selective Capping - An electric energy distribution system may include plural loads configured to receive electric energy from a common feed or branch. Each of the loads may be configured to operate in at least first and second modes such that it may consume current, VA or power up to a first cap when running in its first mode and up to a second cap when running in its second mode. The first cap may be higher than the second cap. A sensor component may monitor a parameter that corresponds to an aggregate amount of electric energy being consumed by all of the plural loads from the common feed or branch. A manager component may be configured, when the parameter meets or exceeds the threshold, to select one of the loads currently running in its first mode and to cause the selected load to run in its second mode.11-08-2012
20130184893POWER SUPPLY MANAGEMENT DEVICE AND MACHINE TOOL HAVING THE POWER-SUPPLY MANAGEMENT DEVICE - The present invention provides a power-supply management device which can efficiently connect and disconnect power supply to an electric-powered section, and a machine tool including the power-supply management device. The power-supply management device (07-18-2013
20110295440INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, PROGRAM, AND POWER STORAGE APPARATUS MANAGEMENT SYSTEM - In one example embodiment, a power storage management system includes a user terminal, a power storage apparatus and an information processing apparatus. In one example embodiment, the information processing apparatus is configured to, using a mobile communication network (e.g., Global System for Mobile Communications or the Universal Mobile Telecommunications System), communicate with the power storage apparatus.12-01-2011
20110313590DISTRIBUTED POWER SUPPLY SYSTEM - A distributed power supply system of the present invention comprises a distributed power supply apparatus (12-22-2011
20110313589FUEL CELL SYSTEM COUPLED TO A PORTABLE COMPUTING DEVICE - The disclosed embodiments relate to the design of a fuel cell system which is capable of both providing power to and receiving power from a rechargeable battery in a portable computing device. This eliminates the need for a bulky and heavy battery within the fuel cell system, which can significantly reduce the size, weight and cost of the fuel cell system. This fuel cell system includes a fuel cell stack which converts fuel into electrical power. It also includes a controller which controls operation of the fuel cell system. The fuel cell system additionally includes a power link that transfers electrical power between the fuel cell system and the portable computing device, and a communication link that provides communication between the portable computing device and the controller for the fuel cell system. The controller can regulate both the electrical power provided by the fuel cell system to the portable computing device and the electrical power provided by the rechargeable battery to the fuel cell system.12-22-2011
20130190942Demand Response without Time-of-Use Metering - Embodiments of the invention can provide systems and methods for controlling the load of demand response metering devices. According to one embodiment of the invention, a system can be provided. The system can be operable to receive a load limit, store the load limit, determine a load demand of a location, provide an alarm when the load demand is greater than the load limit, and restrict electricity to the location when the load demand remains greater than the load limit for a predetermined amount of time.07-25-2013
20130190943SITE MANAGEMENT IN AN ON-DEMAND SYSTEM - Methods and systems are provided for managing environmental conditions and energy usage associated with a site. One exemplary method of regulating an environment condition at a site involves a server receiving environmental measurement data from a monitoring system at the site via a network, determining an action for an electrical appliance at the site based at least in part on the environmental measurement data and one or more monitoring rules associated with the site, and providing an indication of the action to an actuator for the electrical appliance.07-25-2013
20120022712GRID FREQUENCY RATE LIMITING SYSTEM - A grid frequency rate limiting system for a droop governor is disclosed, the grid frequency rate limiting system including: a rate limit calculator for: obtaining data including at least one of: a transient power response requirement indicator, a turbo-generator power level indicator, a grid stability indicator, a fuel transfer indicator, a combustion mode timing indicator, or a temperature matching indicator; and defining rate limits according to the obtained data; a rate limiter operably connected to the rate limit calculator, the rate limiter for: obtaining a grid frequency reading associated with a grid frequency of an electrical grid; obtaining the defined rate limits; and filtering the grid frequency using the defined rate limits to provide a filtered frequency; and a droop governor operably connected to the grid frequency rate limiting system, the droop governor for: obtaining the filtered frequency; and providing a power response to the electrical grid based upon the filtered frequency.01-26-2012
20120029722Method And System For Load Sharing In A Multiple Power Supply System - Method and system for load sharing in a multiple power supply system. At least some of the illustrative embodiments are power supply units including a switching circuit, a coarse adjustment circuit coupled to the switching circuit (the coarse adjustment circuit configured to send an internal command to the switching circuit to modify a pulse width modulated signal that controls output current of the power supply unit), and a communication port coupled to the switching circuit. The power supply unit configured to receive from an external device over the communication port an external command to modify the pulse width modulated signal of the switching circuit. The power supply unit is also configured to modify the output current, the amount of modification based on the external command, and the internal command from the coarse adjustment circuit.02-02-2012
20120029721METHOD AND APPARATUS FOR CONTROLLING ENERGY SUPPLY - A method and apparatus for controlling energy supply to energy consuming devices are provided. The method includes acquiring a first amount of energy to be used in at least one energy consuming device, determining the amount of energy stored in an energy storage, and optionally transmitting an energy supply request message to an energy supplier based on the amount of energy to be consumed in an energy consuming device and the amount of stored energy.02-02-2012
20120029720DYNAMIC DISTRIBUTED POWER GRID CONTROL SYSTEM - A distributive and decentralized power grid control system passes aggregate information to and from hierarchal nodes. A particular node can operates without knowing anything about which specific assets are available for control below it in the hierarchy or the individual capabilities of those assets. Moreover the objective function is distributed in that parent nodes may or may not have access to all local goals of its children nodes. The computational burden for building a control solution is spread among many computational nodes within the system.02-02-2012
20120095613COMMUNICATION DEVICE, POWER DISTRIBUTION CONTROL DEVICE, AND POWER DISTRIBUTION CONTROL SYSTEM - A communication device, which communicates with a power distribution control device which controls power distribution with regard to a region which is a power distribution target, includes an acquisition unit which acquires calculation information for calculating electrical power which is to be distributed with regard to the region, and a transmission unit which transmits the calculation information to the power distribution control device.04-19-2012
20120095612CONTROLLER AND METHOD OF CONTROLLING A POWER SYSTEM - A controller for a power system including a plurality of power system components includes a memory for storing computer-executable instructions and a processor configured to execute the computer-executable instructions. The computer-executable instructions program the processor to determine an operating condition of at least one first power system component and at least one second power system component of the plurality of power system components. The processor is also programmed to determine whether a predetermined condition is met based on at least one operating condition, and transmit a command to at least one other controller to at least one of electrically couple the first power system component to the second power system component and electrically decouple the first power system component from the second power system component based on whether the predetermined condition is met.04-19-2012
20120095611Method for assigning transmission line of electric network - A method for assigning transmission line of electric network, which is used to select an optimal transmission assignment from a plurality of transmission assignment, is disclosed. The steps of the method includes: assigning a transmission line between a source and a relay node and another transmission line between the relay node and a sink to form one of the transmission assignments, and the states of the two transmission line are different; computing a network reliability of each transmission assignment; executing an algorithm to generate two offspring transmission assignments for replacing two of the transmission assignments, and the network reliabilities of the two of the transmission assignments are minimum; computing the network reliabilities for the two offspring transmission assignments; and selecting one of the transmission assignments with the maximal network reliability being the optimal transmission assignment.04-19-2012
20120095610SMART NEMA OUTLETS AND ASSOCIATED NETWORKS - A control system (04-19-2012
20130211617SYSTEM MONITORING APPARATUS AND CONTROL METHOD THEREOF - A system monitoring apparatus that provides a guide to reduction of energy consumption in a system, and a method for controlling the system monitoring apparatus. A screen illustrates information on the energy consumption in the production system before an energy saving measure. An upper graph of the screen illustrates a time change of electricity usage of a heater. A lower graph of the screen illustrates a time change of status data of the heater. In the lower graph, a difference between the status data and a lower limit is illustrated as extra energy.08-15-2013

Patent applications in class Power supply regulation operation

Patent applications in all subclasses Power supply regulation operation