| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 454075000 | Having automatic control means | 64 |
| 20120184195 | SHAPE MEMORY ALLOY ACTUATED HVAC OUTLET AIRFLOW BAFFLE CONTROLLERS - A baffle controller for moving a baffle disposed within an HVAC outlet housing between an open position and a closed position to control airflow through an HVAC outlet in a vehicle includes a Shape Memory Alloy (SMA) actuator that is controlled and actuated by an electrical signal. The SMA actuator rotates a main lever that rotates a valve plate. The valve plate is attached to the baffle such that the baffle rotates with the valve plate. The baffle controller may include a position biasing device that increases a position holding ability of the baffle controller, and a cut-off switch that interrupts the electrical signal to the SMA actuator to prevent over-rotating the baffle. | 07-19-2012 |
| 20090191804 | HEATING, VENTILATING, AND AIR CONDITIONING SYSTEM HAVING A THERMAL ENERGY EXCHANGER - A control module for a heating, ventilating, and air conditioning system for a vehicle is disclosed, the module including a thermal energy exchanger having a phase change material disposed therein, whereby the phase change material is cooled and recharged by at least one of a flow of air from an evaporator and a fluid from a refrigeration system. | 07-30-2009 |
| 20130084790 | VEHICLE, COOLING APPARATUS, AND COOLING METHOD - There are provided a vehicle, a cooling apparatus, and a cooling method. The vehicle includes passenger space to accommodate a user gets, a tank to store the compressed air, and a control unit to release the compressed air stored in the tank into the passenger space. The passenger space is cooled by discharging the compressed air into the passenger space. | 04-04-2013 |
| 20090124187 | MULTI-ZONE CONTROL MODULE FOR A HEATING, VENTILATION, AND AIR CONDITIONING SYSTEM - A control module for a heating, ventilating, and air conditioning system for a vehicle is disclosed, wherein a cost and a space requirement for the system are minimized and a control of temperature, mode, and volume of an air flow in a passenger compartment of the vehicle is optimized. | 05-14-2009 |
| 20130052929 | VEHICLE AIR HANDLING SYSTEM - An air handling system includes a housing, a blower, a sensor, an air intake valve and a controller. The housing includes an outlet to a passenger compartment, a fresh air inlet providing fresh air into the housing and a recirculated air inlet that guides air flow from the passenger compartment into the housing. The blower moves air through the housing. The air intake valve moves between a closed position blocking air flow from the fresh air inlet into the housing and an open position unblocking air flow from the fresh air inlet into the housing. The controller positions the air intake valve relative to the fresh air inlet controlling the flow of fresh air into the housing and thereby maintaining moisture density of the air flow entering the passenger compartment within a prescribed range based on humidity and temperature values from the sensor. | 02-28-2013 |
| 20090286459 | System and Method to Reduce Thermal Energy in Vehicle Interiors Subjected to Solar Radiation - A system for reducing thermal energy in the interior of an unoccupied vehicle includes an energy source, a temperature sensor, and a control unit which triggers the system in response to satisfaction of conditions. The conditions include the temperature of the passenger compartment being greater than a target temperature and the vehicle engine not running. A fan configured to selectively bring ambient air into the passenger compartment is powerable by the energy source and circulates ambient air through the passenger compartment in response to the control unit. The energy source may include a solar panel or another source characterized by absence of energy derived from the vehicle engine, and excess energy may be distributed to an energy storage device. A seat ventilation fan may operate concurrently with the fan or an HVAC. A method of reducing thermal energy in the interior of a parked vehicle is also provided. | 11-19-2009 |
| 20130122796 | INSIDE VENTILATION TECHNIQUE FOR VEHICLE - Disclosed is an inside ventilation system of a vehicle for a driver or an occupant to achieve a more comfortable inside environment in the summer or winter. The inside ventilation system includes a control unit configured to receive an operating signal from a smart key, sense an inside temperature of the vehicle when the operating signal is transferred and judging whether the inside temperature is deviated from a required temperature range; a comparison process of comparing the inside temperature and a battery temperature when the inside temperature is deviated from the required temperature range; and a control process of controlling heating, ventilation, and air conditioning (HVAC) and an operation of a battery operated fan by comparing the inside temperature and the battery temperature. | 05-16-2013 |
| 20100144260 | Air Intake Method and System of Air Conditioner for Vehicle - An air intake method and system of an air conditioner for a vehicle may include a temperature measuring step, a speed sensing step, a blower sensing step, and a simultaneous indoor and outdoor air intake step. The air intake system includes a water temperature sensor for measuring the temperature of cooling water of the vehicle, a speed sensor for measuring the speed of the vehicle, a control switch for turning on or off a blower, a control unit and an intake actuator. The control unit receives the temperature measured by the water temperature sensor, the speed measured by the speed sensor and ON/OFF data from the control switch, thus determining whether to simultaneously draw indoor and outdoor air in or not. The intake actuator provides driving force so that an indoor and outdoor air control door simultaneously opens indoor and outdoor air inlets. | 06-10-2010 |
| 20100120345 | FRESH AIR BOX - A rooftop temperature control unit for a vehicle having a conditioned space includes a housing defining a plenum and including an air inlet. The plenum is configured to receive an inflow of outdoor air from outside of the vehicle through the air inlet. The outdoor air defines an outdoor air temperature. A heat exchanger assembly is coupled to the housing and in fluid communication with the plenum. The heat exchanger assembly is configured to receive a first portion of the outdoor air from the plenum, to cool the first portion to a temperature below the outdoor air temperature, and to discharge the cooled first portion into the conditioned space. A blower is configured to receive a second portion of the outdoor air from the plenum and to discharge the second portion into the conditioned space at a temperature equal to or greater than the outdoor air temperature. | 05-13-2010 |
| 20110136424 | AIR CONDITIONING SYSTEM FOR ELECTRIC VEHICLE AND METHOD FOR CONTROLLING THE SAME - The present invention provides an air conditioning system for an electric vehicle and a method of controlling the air conditioning system. According to preferred embodiments, the air conditioning system includes a blower, a battery and a Motor Control Unit (MCU), and a controller. | 06-09-2011 |
| 20110281515 | Grille Airflow Shutter System with Discrete Shutter Control - A method of controlling airflow through a grille on a front end of a vehicle comprising the steps of: detecting vehicle operating conditions; determining a desired percentage of airflow through the grille based on the desired operating conditions; actuating grille airflow shutters to an open position for the determined desired percentage of a predetermined time interval; and actuating the grille airflow shutter to a closed position for a remaining percentage of the predetermined time interval. | 11-17-2011 |
| 20090098815 | USER SPECIFIC CLIMATE CONTROL SYSTEM - A climate control system is provided with a control vent unit that a driver may adjust for a desired direction of airflow. After the driver does so, a control system automatically and/or simultaneously adjusts the position of the remaining vents so as to direct respective air flow to substantially the same location in the vehicle. Preferably, a similar control vent is provided on the passenger side of the vehicle. Should a passenger adjust the passenger control vent unit, the control system will automatically and/or simultaneously adjust the remaining vents on the passenger side to direct the respective air flow to the selected position in the passenger side of the vehicle. | 04-16-2009 |
| 20080268761 | CONDITION MONITORING APPARATUS FOR VEHICLE PASSENGER COMPARTMENT - A condition monitoring apparatus determines whether an occupant is present in a passenger compartment based on a detection signal from a seat sensor, and detects the carbon dioxide concentration Cx in the passenger compartment based on a detection signal from a carbon dioxide sensor. When the ignition switch is OFF and an occupant is present in the passenger compartment, the condition monitoring apparatus determines whether the carbon dioxide concentration Cx is greater than a determination threshold value C | 10-30-2008 |
| 20100267323 | Method For Controlling The Temperature Of Feed Air Injected Into The Cabin Zone Of A Passenger Aircraft - With a method for controlling the temperature of feed air which is injected into the cabin zone of a passenger aircraft, the cabin of which is sub-divided into several cabin zones supplied respectively with specially temperature-controlled feed air, the temperature of the injected feed air is controlled for each cabin zone, dependent upon the deviation of an injection temperature actual value for the feed air injected into the cabin zone in question, measured by sensors, in relation to an injection temperature optimum value. If there is no, or at least no usable reading of the ambient temperature of this cabin zone for a cabin zone, an optimum value for the injection temperature of this cabin zone can be established in accordance with a variation, whereby it is determined upon the basis of the injection temperature optimum values and/or the injection temperature actual values of other cabin zones, whereby the measurement by sensors of the cabin temperature works reliably. In accordance with another variation, the injection temperature optimum value of a cabin zone can be established without measuring ambient temperature by sensors or without reliably measuring ambient temperature from the temperature measured for the external surrounds of the aircraft. | 10-21-2010 |
| 20090088064 | Motor vehicle air cooling method and system - A motor vehicle air cooling method and system in which electric fans are installed in the rear side of a motor vehicle to draw hot air out of the inside space of the motor vehicle so as to cause negative pressure in the motor vehicle for sucking outside cooling air into the inside of the motor vehicle to have the pressure inside the motor vehicle be in balance with the pressure outside the motor vehicle and to simultaneously lower the temperature in the motor vehicle after an air conditioner ventilation panel of the motor vehicle has been set in an outer loop status. | 04-02-2009 |
| 20110269387 | Air-Based Hybrid Battery Thermal Conditioning System - A thermal conditioning system for the energy storage system of a hybrid vehicle. At least one auxiliary air source, other than a permanently open air source, has a selectively operable actuator door which either connects or disconnects the auxiliary air source to the energy storage system blower, the air flow being selected to optimally temperature condition the energy storage system. The auxiliary air source preferably includes the HVAC ducting. | 11-03-2011 |
| 20100248604 | EVAPORATOR FROST PREVENTION CONTROL LOGIC FOR FRONT AND REAR INTEGRATED HVAC SYSTEM - An HVAC system for a vehicle includes a housing, a front HVAC unit with a front blower, and rear HVAC unit with a rear blower. The front and rear HVAC units are housed in the housing. The front blower generates an airflow through a front airflow path and the rear blower generates an airflow through a rear airflow path. A separating wall separates the front airflow path from the rear airflow path. The HVAC system further includes an evaporator with a first portion and a second portion. When the rear blower is switched to an OFF position, the rear HVAC unit automatically operates the rear blower at a minimum voltage so as to continue to generate airflow through the second portion of the evaporator. | 09-30-2010 |
| 20100144261 | DEVICE FOR CONTROLLING THE VENTILATION APPARATUS FOR A MOTOR VEHICLE INTERIOR - The invention relates to a device for controlling a ventilation device for a motor vehicle interior ( | 06-10-2010 |
| 20120142264 | AIR CONDITIONER FOR VEHICLE - A vehicle air conditioner includes a blower for blowing air into a space of a vehicle compartment, and an air-conditioning mode switching portion for switching between air conditioning modes. The air conditioning modes include a normal air conditioning mode in which air conditioning of a specific region including a driver seat and air conditioning of a non-specific region not including the specific region in the space of the vehicle compartment are performed, and a specific-region prioritizing air conditioning mode in which an air conditioning capability for the non-specific region is decreased as compared to the normal air conditioning mode. The air-conditioning mode switching portion adjusts the air conditioning capability for the non-specific region based on a pressure of air drawn into the blower, in the specific-region prioritizing air conditioning mode. | 06-07-2012 |
| 20080293349 | AUTOMOTIVE CLIMATE CONTROL SYSTEM AND METHOD FOR EXHAUST ODOR ABATEMENT - A climate control system and method for preventing exhaust odors from entering the passenger compartment of a motor vehicle. The climate control system includes a duct network and a damper system that is moveable between a fresh air mode and a recirculation air mode. The damper system being moved based at least in part upon a vehicle acceleration condition. During operation, the system is operated in the recirculation air mode during acceleration in a situation that probably has a high concentration of the exhaust odor and gases. The system operates in the fresh air mode when the situation is one that does not have a high probability of a high concentration of exhaust odors and gases. | 11-27-2008 |
| 20120196521 | System and Method for Aircraft Cabin Atmospheric Composition Control - Method and arrangement for adjusting nitrogen and oxygen concentrations within regions of an aircraft. The method includes separating nitrogen from ambient air onboard an aircraft thereby establishing a high-concentration nitrogen supply and then dispensing high-concentration nitrogen from the supply to a fire-susceptible, non-habitable region of the aircraft where the high-concentration nitrogen is reservoired thereby decreasing the capability for the atmosphere therein to support combustion. Oxygen is also separated from the ambient air thereby establishing a high-concentration oxygen supply that is dispensed to an occupant cabin of the aircraft thereby increasing the level of oxygen concentration within the cabin to a level greater than the naturally occurring concentration of oxygen at the experienced internal cabin pressure. When it is determined that reduced oxygen concentration is required in the occupant cabin, the reservoired high-concentration nitrogen is moved into the passenger cabin diluting the oxygen-elevated environment. | 08-02-2012 |
| 20120034858 | APPARATUS AND METHOD FOR AVOIDING PENETRATION OF FOREIGN PARTICLES INTO A VEHICLE INTERIOR - Apparatus and method are provided for avoiding penetration of foreign particles into a vehicle interior. An apparatus for avoiding penetration of foreign particles into a vehicle interior including, but not limited to a monitoring device, which detects an expected opening of a vehicle door. In this case an overpressure generating device generates an air overpressure in the vehicle interior. | 02-09-2012 |
| 20120034857 | METHOD AND APPARATUS FOR DETERMINING TEMPERATURE AND RELATIVE HUMIDITY FOR USE IN A VEHICLE HVAC SYSTEM - A sensor module includes a housing. A heat source is located within the housing of the sensor module and a plurality of temperature sensors are mounted in housing of said sensor module. At least one temperature sensors is located adjacent to the heat source and at least one other temperature sensor is spaced from the heat source. A humidity sensor is located within the housing of the sensor module. A controller is connected to the plurality of temperature sensors and to the humidity sensor for determining at least one of relative humidity and temperature at the windscreen using a regression analysis and for providing a control signal indicative thereof. | 02-09-2012 |
| 20100297925 | LOW HUMIDITY DETECTION SYSTEM AND METHOD THEREOF - A system and method for detecting low levels of humidity (i.e. less than 10%) inside an automotive vehicle is provided whereby the total absolute humidity inside the vehicle is determined by multiplying the number of occupants in the vehicle by an absolute humidity factor to obtain a total absolute humidity expelled by the vehicle occupants. The absolute humidity outside the vehicle is added to the total absolute humidity expelled by the vehicle occupants to arrive at a total vehicle cabin absolute humidity. | 11-25-2010 |
| 20090275276 | Control system for pressurization, ventilation and air conditioning of an aircraft - It consists of two electrically fed pneumatic independent compressors (CAC) ( | 11-05-2009 |
| 20090081938 | Car interior odor air ventilation system - A ventilation system is provided in an automobile by forming an intake opening in the top of the seats in the automobile. A telescopic pipe is located in the cushion of the seat with its top end mounted to the intake opening and its lower end mounted to an outlet port at the underside of the seat. An ammonia sensor and a air drawing fan is mounted in the telescopic pipe. The air drawing fan is actuated by the ammonia sensor with the control of a seat fan module when the ammonia sensor detects body waste odor air expelled by a passenger sitting in the seat. Exhaust ducts are provided for conducting the odor air out of the automobile. | 03-26-2009 |
| 20110070816 | METHOD FOR GENERATING ELECTRICITY FROM SOLAR PANELS FOR CAR USE - A method for generating electricity from solar power to an air handling unit or an electrical system for a car, relying on a photovoltaic panels ( | 03-24-2011 |
| 20080248736 | Air conditioner for vehicle - An air conditioner for a vehicle includes an air conditioning unit for generating a conditioned air, an air-blowing outlet portion for blowing the conditioned air toward a target portion of a passenger in a passenger compartment of the vehicle, and a control unit adapted to conduct a cool-down control. The target portion includes a face area, a seat-contact portion and a hand area of the passenger, the seat-contact portion contacting a seat of the vehicle. The cool-down control includes a first blowing operation for blowing the conditioned air from the air-blowing outlet portion toward the face area, a second blowing operation for blowing the conditioned air from the air-blowing outlet portion toward the seat-contact portion and a third blowing operation for blowing the conditioned air from the air-blowing outlet portion toward the hand area. The first blowing operation, the second blowing operation and the third blowing operation successively begun. | 10-09-2008 |
| 20110151761 | Through Glass Ventilation - An exemplary embodiment may be directed to a ventilation system including a fan assembly coupled within said interior opening and fully supported on a window pane. The fan assembly includes a fan coupled to a motor and a flap movable from a substantially closed and sealed position to an open position, wherein the open position is characterized wherein a quantity of air can move through said fan assembly from a first side of the window pane through said flap to a second side of the window pane as directed by the rotating fan. The fan assembly also includes at least one solar collector electrically coupled to the motor for receiving and converting sunlight to electrical energy for powering the motor to rotate the fan. | 06-23-2011 |
| 20090318068 | VENTILATING APPARATUS FOR VEHICLE - A vehicle ventilating apparatus includes a concentration sensor, which detects the carbon dioxide concentration in a passenger compartment. When there is no occupant in the passenger compartment, and the level of the carbon dioxide concentration of the air in the passenger compartment around the concentration sensor can be assumed to be equal to the level of normal air, a reference value corresponding to the carbon dioxide concentration in the normal air stored in a memory is updated to an output value currently output from the concentration sensor. | 12-24-2009 |
| 20080220710 | Method and Device for Controlling an Air Flow in the Interior of a Motor Vehicle - In a method and apparatus for controlling air flow in the interior of a motor vehicle, when a threshold speed is exceeded, storage of an error message in an air conditioning control appliance is prevented. For this purpose, the device has corresponding sensor systems in order to define parameters which are used for determining the threshold speed. | 09-11-2008 |
| 20120202413 | VEHICLE AIR-CONDITIONING SYSTEM PROVIDED WITH SEAT AIR-CONDITIONING UNIT - An air-conditioning system comprising a vehicle air-conditioner which uses a target blowing-out temperature as the basis to control an air outlet temperature in a cabin and a seat air-conditioning unit which sucks recirculated air into a seat and controls at least the seat air-conditioning air flow per unit time so as to perform seat air-conditioning, wherein the air-conditioning system increases the seat air-conditioning air flow when detecting that the vehicle speed is a predetermined value or less, calculates a correction amount for the target blowing-out temperature considered neutral in warmness sense level for the increased seat air-conditioning air flow, and uses the correction amount as the basis to correct the target blowing-out temperature. | 08-09-2012 |
| 20100330895 | VEHICLE AIR CONDITIONER - It is an object of the present invention to provide a vehicle air conditioner that can perform air conditioning operation in an inside air circulating mode while suppressing the mist on a windshield and prevent deterioration in an inside air quality. When exhaust gas concentration on the outside of a vehicle is high, an outside air lead-in mode is switched to an inside air circulating mode and window mist limit humidity at that point is calculated. When inside humidity is close to the window mist limit, a compressor is actuated, the air is blown out from a DEF blowout port into a cabin, or an air volume in a blower is increased to prevent the mist on the windshield and delay switching to the outside air lead-in mode as much as possible. Consequently, air conditioning operation in the inside air circulating mode is performed while the mist on the windshield is suppressed to prevent deterioration in the inside air quality. | 12-30-2010 |
| 20120302149 | ENVIRONMENTAL CONTROL SYSTEM AND METHOD FOR A BATTERY IN A VEHICLE - An environmental control system for a battery in a vehicle includes an air intake for receiving ambient air from outside the vehicle. A duct system provides communication between the air intake and the battery. The duct system includes a movable door which can facilitate or inhibit movement of air between the air intake and the battery. An air outlet facilitates air flow from the duct system to the ambient environment outside the vehicle. A fan cooperates with the duct system for moving the air through a heat exchanger in the duct system and across the battery. A control system controls operation of the fan and the movable door, and is configured to determine whether the battery environment requires fresh air or recirculated air. | 11-29-2012 |
| 20110319004 | Malodor air exhaust system - The exhaust system is for removing malodor flatulence air expelled by a person sitting in a seat. The gas sensor and the control module are provided in the form an integral unit removably mounted to a manifold incorporated in or under the seat. The gas sensor is removably mounted either to the side wall or at a bottom portion of the manifold. A sensor fan is provided close to the intake opening of the manifold for drawing the flatulence air into the system as soon as it is expelled by the person. | 12-29-2011 |
| 20090130966 | VEHICLE CABIN VENTING ARRANGEMENT - An example vehicle cabin temperature control arrangement includes a sensor and a controller module operatively connected to the sensor. An actuator is operatively connected to the controller, which is configured to initiate the actuator to move a component to vent a vehicle cabin in response to a signal from the sensor. | 05-21-2009 |
| 20120009859 | PARTIAL AIR INLET CONTROL STRATEGY FOR AIR CONDITIONING SYSTEM - A system and method of selecting air intake between 100% fresh air mode and 100% recirculated air mode for optimum heating/cooling performance, fuel economy and/or high voltage (HV) battery power consumption is disclosed. The system and method includes a partial recirculation control strategy in which the air inlet door is moved progressively to any position by taking into account cooling/heating loads and cabin fogging probability. As cooling/heating loads increase the air inlet door moves toward 100% recirculation mode. As fogging probability increases the air inlet door moves toward 100% fresh air mode. By selectively choosing a position between 100% recirculation and 100% fresh air, fuel economy and/or HV battery power consumption is optimized without compromising passenger comfort or causing fogging on interior glass surfaces. In cooling applications the compressor load is minimized and air conditioning performance is improved due to the reduced evaporator cooling load. The direct result of this improvement is increased fuel economy in the case of the internal combustion vehicle, reduced engine on time in the case of the hybrid electric vehicle (due to reduced HV battery power consumption), and reduced HV battery power consumption in the case of the hybrid electric vehicle (HEV) and the electric vehicle (EV). In heating applications, as the heating load is reduced the fuel economy of the internal combustion (IC) engine will be improved, the engine on time is reduced in the case of the HEV, and HV battery power consumption is reduced in the case of the EV. | 01-12-2012 |
| 20120015594 | DEMAND-BASED FRESH AIR CONTROL SYSTEM - A demand-based air conditioning system for a passenger vehicle that may utilize one or both of a contaminate sensor and a door sensor. A controller operates a damper to send an estimated amount of fresh air into a passenger compartment, based on the sensed level of contaminate in the passenger compartment, to ensure the air quality in the passenger compartment is acceptable for passengers. | 01-19-2012 |
| 20110165829 | AUTOMOTIVE VEHICLE AND METHOD FOR OPERATING CLIMATE SYSTEM OF SAME - An automotive vehicle may include a container, a battery disposed within the container and configured to provide motive power for the vehicle, and a battery climate system configured to move air from the cabin to the container. The vehicle may also include at least one controller configured to, while the vehicle is in a non-propulsion mode, receive a request to activate the battery climate system and, in response to the request, activate the battery climate system. | 07-07-2011 |
| 20110165830 | ELECTRIC COMPARTMENT COOLING APPARATUS AND METHOD - An automotive vehicle has a passenger cabin, an HVAC system adjustable between a fresh air mode and a recirculate mode, a compartment containing a heat-producing electrical component, and a non-passenger compartment that is ventilated to outside of the vehicle. A duct has an inlet end adjacent the compartment and an outlet end adjacent an air intake of the HVAC system. A valve controls whether cooling air exiting the compartment is directed into the duct or into the non-passenger compartment. The valve is operated to direct a majority of the cooling air into the duct when the HVAC system is in the recirculate mode, and into the non-passenger compartment when the HVAC system is in the fresh air mode. Air from the non-passenger compartment may be vented out of the vehicle through an air extractor vent. | 07-07-2011 |
| 20100190429 | VARIABLE HVAC AIRFLOW CONTROL - A method and apparatus for controlling the air flow entering a passenger compartment of an automotive vehicle. The position of a valve or door in the vehicle air duct system is varied between a full-fresh air position and a full-recirculated air position to produce a controlled relationship between a fan speed selected by a vehicle occupant and a desired air flow rate into the passenger compartment over a wide range of vehicle speeds. | 07-29-2010 |
| 20120156979 | METHOD AND APPARATUS FOR AIR FLOW CONTROL IN AN AIRCRAFT SIDEWALL VOLUME - An aircraft fuselage sidewall may include an aircraft sidewall volume and a flow controller. The aircraft sidewall volume may be delineated by an aircraft skin forming an outboard boundary of the aircraft sidewall volume, a passenger cabin sidewall forming an inboard boundary of the aircraft sidewall volume and fuselage frame structures forming axial boundaries of the aircraft sidewall volume. The flow controller may be positioned at a portion of the aircraft sidewall volume to selectably control air flow through the aircraft sidewall volume. | 06-21-2012 |
| 20120252339 | AIR CONDITIONING APPARATUS - An air conditioning apparatus having an electrical controlling unit that is configured to receive a wiper motor signal, and accumulates a wiper signal value based on the wiper motor signal. When the accumulated wiper signal value exceeds a threshold value, the electrical controlling unit stops introducing recirculation airflow in an auto selection mode, until predetermined conditions are satisfied. The air conditioning apparatus may detect rain by the wiper motor signal. | 10-04-2012 |
| 20120252341 | HVAC CONTROL FOR MULTI-BLOWER UNIT - A climate control system includes ducts and a blocking member that regulates airflow through the ducts. An evaporator is disposed within the ducting assembly. The system also includes first and second blowers that blow air across the evaporator into the ducts. Additionally, the system includes a controller that determines a first target airflow to be delivered to a first cabin area, a second target airflow to be delivered to a second cabin area, a total target airflow, and a position for the blocking member. A first percentage of the total target airflow to be delivered by the first blower is defined according to the first target airflow, the second target airflow, and the total target airflow. Moreover, the controller controls the first blower to provide the first percentage of the total target airflow and controls the blocking member to move to the determined one of the plurality of positions. | 10-04-2012 |
| 20120252340 | AIR CONDITIONING APPARATUS - An air-conditioning apparatus for a vehicle cabin has an air-conditioning case defining a plurality of air intake modes. The plurality of air intake modes includes an ambient air intake mode, and a double-layered air intake mode. The double-layered air intake mode supplies ambient air to a front side of the vehicle cabin via a front air passage, and supplies a recirculation air from the vehicle cabin to the rear side of the vehicle cabin via a rear air passage. The controller controls the air-conditioning case to switch the air intake mode from the double-layered air intake mode to the ambient air intake mode, when an evaporator temperature falls below a first threshold value. | 10-04-2012 |
| 20120077426 | Variable HVAC Airflow Control - A method and apparatus for controlling air flow into a cabin of a vehicle. The apparatus includes a valve controlling the proportion of fresh air and recirculated air admitted to the cabin, a ventilation fan, and a control module. The control module determines that the full fresh position is selected, detects a fan voltage selected to correspond to a desired air flow rate into the cabin, determines that an expected air flow rate into the cabin at an actual vehicle speed is greater than a desired air flow rate, and causes an actual air flow rate to match the desired air flow rate. The match between desired and actual air flow rates is achieved by maintaining the selected fan voltage and moving the valve to an intermediate position between the full fresh position and the full recirc position. | 03-29-2012 |
| 20110105003 | AIR CONDITIONING SYSTEM FOR ELECTRIC VEHICLE AND METHOD FOR CONTROLLING THE SAME - The present invention provides an air conditioning system for an electric vehicle and a method for controlling the same in which heat generated from a drive motor during vehicle running is used to assist the heating of a vehicle interior so as to provide more efficient heating of the vehicle interior and, especially, reduce the amount of battery power consumed for the heating of the vehicle interior, thus increasing driving distance and improving fuel efficiency. The air conditioning system of the invention can cool the drive motor, heat the vehicle interior using waste heat of the drive motor, and purify the air supplied to the vehicle interior with the use of a single blower. | 05-05-2011 |
| 20110105005 | VENTILATION SYSTEM - A ventilation system ( | 05-05-2011 |
| 20110105004 | FAN SYSTEM FOR VENTING A VEHICLE - A fan system includes a first fluid region having a first temperature and a second fluid region having a second temperature that is different from the first temperature. An energy harvesting system is disposed in contact with each of the first fluid region and the second fluid region. A fan is driven by an energy harvesting system in response to the temperature difference between the first fluid region and the second fluid region. | 05-05-2011 |
| 20090130965 | Climate control system for parked automobiles - The components used in this invention has never been utilized in this special type of arrangement ever before. This “Climate Control for Parked Automobiles” does not exist and cannot be found anywhere. | 05-21-2009 |
| 20110183596 | METHOD AND SYSTEM FOR DEMIST FUNCTION IN A MANUAL CLIMATE CONTROL MODE - A control device for a climate control system of a motor vehicle has a temperature control for selecting the temperature of the ventilation air supplied by the system. The temperature control is operatively connected with a switch controlling an additional operating function of the climate control system, such that actuation of the temperature control to a demist temperature position actuates the additional operating function to a windshield demist mode. The demist temperature position may advantageously be the full-hot position. The windshield demist mode may include setting an air recirculation function to off, setting an air conditioning function to full cold, setting a blower speed function to maximum output, setting an air distribution function to direct a majority of ventilation air toward a vehicle windshield, and/or setting a rear window heat/defrost function to heat a rear window. | 07-28-2011 |
| 20120214392 | METHOD AND APPARATUS FOR OPERATING A VEHICLE HVAC SYSTEM TO PREVENT OUTPUT OF INVERSE AIRFLOW - A front and rear integrated vehicle HVAC system includes a front HVAC portion with a front blower and a front vent outlet, and a rear HVAC portion with a rear blower and a rear vent outlet. The system includes a controller that determines a minimum voltage to be supplied to the rear blower to prevent an inverse air flow from being expelled from the rear outlet and/or a rear blower air intake. A voltage supplied to the rear blower is then set as the greater of the minimum rear blower voltage and a current rear blower voltage. The inverse air flow is air flow in the front HVAC portion generated by the front blower and intended for the front vent outlet that seeps into the rear HVAC portion and is expelled from the rear vent outlet and/or the rear blower air intake. | 08-23-2012 |
| 20100173576 | Aircraft Air-Conditioning System With A Reduced Risk Of Icing - An aircraft air-conditioning system ( | 07-08-2010 |
| 20120315835 | AUTOMOTIVE HVAC SYSTEM WITH SUCTION SURFACES TO CONTROL LOCAL AIRFLOW - An HVAC system provides airflow in a vehicle having a plurality of seating locations in a passenger cabin for respective passengers of the vehicle. The system includes a plurality of outlet vents and a plurality of suction returns disposed at various air return locations adjacent to the seating locations within the vehicle. An air handling unit is in fluid communication between the suction returns and the outlet vents. A plurality of flow control elements are provided, each one in series with at least one respective suction return for selectably modifying a respective flow of the respective suction return in response to a respective flow command. An occupancy determining apparatus identifies one or more seating locations for receiving enhanced airflow. A controller generates the respective flow commands in response to the identified seating locations. | 12-13-2012 |
| 20090061753 | SYSTEM FOR COOLING ENGINE ELECTRONICS - A temperature control system for a vehicle comprises a coolant comparison module, a component comparison module, and a cooling fan control module. The coolant comparison module generates a coolant status signal having a first state when a coolant temperature is greater than a first threshold. The component comparison module generates a component status signal having a second state when an electronic component temperature is greater than a second threshold. The cooling fan control module selectively activates a cooling fan when at least one of the coolant status signal has the first state and the component status signal has the second state. | 03-05-2009 |
| 20100240292 | AIR CONDITIONED OBJECT IN THE INTERIOR OF A MOTOR VEHICLE WITH A SWITCHING DEVICE - The present invention relates to an air conditioner with at least one air conduction device and a switching device. Provision is made that in a first operating state, the air conditioner has air passing at least partially through it in a first direction, that the air conditioner has air flowing through it at least partially in a second direction different from the first direction, and that the air conditioner has at least one switching device, to alter the flow direction of the air in the air conduction device. | 09-23-2010 |
| 20080299888 | Ventilation Device for a Vehicle Interior - A ventilation device is for ventilating a motor vehicle interior. The ventilation device comprises an air supply channel and an outflow region. The outflow region is provided with a first component and a second component which can be brought into at least one first state of displacement and a second state of displacement in relation to each other, in order to generate a first air flow and a different second air flow. The first component and the second component have a first lamella structure and a second lamella structure, according to the state of displacement, for producing a first air flow and a second air flow with different opening angles. | 12-04-2008 |
| 20120264361 | PROCESS AND APPARATUS FOR IMPROVING THE QUALITY OF THE AIR IN A VEHICLE INTERIOR - A process for improving the quality of air in a vehicle interior is provided in which an air cleaning device is activated during a parked state of the vehicle, and an air freshening device is activated on the basis of a signal for ending the parked state. An apparatus for improving the quality of the air in a vehicle interior is also provided. | 10-18-2012 |
| 20120270490 | SYSTEM AND METHOD OF SHUTTER CONTROL - A method of controlling operation of an adjustable shutter in a vehicle includes operating the shutter between and inclusive of fully-opened and fully-closed positions to regulate an amount of ambient air flowing into the vehicle. The shutter is arranged relative to a vehicle grille opening that is adapted for receiving the flow of ambient air. The method also includes sensing via a moisture sensor a level of moisture in the ambient air. The method additionally includes selecting a first predetermined position of the shutter when the level of moisture has reached a threshold moisture value to alter the amount of ambient air flowing into the vehicle through the shutter. A vehicle using a controller to perform such a method is also provided. | 10-25-2012 |
| 20120276831 | System and Method of Providing Quick Thermal Comfort with Reduced Energy by Using Directed Spot Conditioning - A heating, ventilation, and air conditioning (HVAC) system and a method of controlling a HVAC system that is configured to provide a perceived comfortable ambient environment to an occupant seated in a vehicle cabin. The system includes a nozzle configured to direct an air stream from the HVAC system to the location of a thermally sensitive portion of the body of the occupant. The system also includes a controller configured to determine an air stream temperature and an air stream flow rate necessary to establish the desired heat supply rate for the sensitive portion and provide a comfortable thermal environment by thermally isolating the occupant from the ambient vehicle cabin temperature. The system may include a sensor to determine the location of the sensitive portion. The nozzle may include a thermoelectric device to heat or cool the air stream. | 11-01-2012 |
| 20120282852 | VENTILATING CONDITION DETERMINE METHOD OF IDLE STOP AND GO FUNCTION - A method of determining an Idle Stop and Go (ISG) ventilation condition may include an ISG restriction early step that calculates an expected external air temperature through modeling using information acquired from a vehicle and execute an ISG logic to determine whether ISG entrance is possible based on a current ventilation condition of the vehicle, an ISG restriction proceeding step that detects an voltage of an air-conditioning system, an ISG restriction ascertaining step that determines whether an ISG entrance condition is satisfied, wherein the ISG entrance condition includes comparing the expected external air temperature through modeling with a specific temperature and the voltage of the air-conditioning system with a specific voltage, and an ISG entrance step that controls an engine by performing the ISG entrance when the ISG entrance condition is satisfied. | 11-08-2012 |
| 20120100791 | SHUTTER CONTROL DURING AMBIENT TEMPERATURE WARM-UP ACROSS A FREEZING POINT - A method of controlling operation of an adjustable shutter adapted for varying an amount of airflow to cool a powertrain in a vehicle includes monitoring the ambient temperature. The method also includes sensing an increase in the ambient temperature up to a threshold temperature value. The method additionally includes changing a position of the shutter after a predetermined amount of time has elapsed following the increase in the ambient temperature up to the threshold temperature value. A vehicle using a controller to perform such a method is also provided. | 04-26-2012 |
| 20120100790 | METHOD FOR MONITORING OPERATION OF A SHUTTER - A method of monitoring operation of an adjustable shutter adapted for cooling a powertrain in a vehicle includes commanding the shutter to adopt a position and assessing whether the shutter has adopted the commanded position. The method also includes generating a first signal if the shutter has adopted the commanded position, and commanding the shutter to perform a first retry to adopt the commanded position if the shutter has not adopted the commanded position. The method additionally includes generating a second signal if the shutter has adopted the commanded position on the first retry. A vehicle using a controller to perform such a method is also provided. | 04-26-2012 |
| 20100144262 | Air Filter for a Vehicle Air Conditioning System, Vehicle Air Conditioning System Comprising an Air Filter with a Moisture Sensor and a Method for Operating a Vehicle Air Conditioning System - An air filter, which is intended for installation in an air conditioning system of a vehicle and which exhibits a moisture sensor, is disposed on and/or at the air filter. The moisture sensor is a component of an electric circuit section, which is arranged on and/or at the air filter. The moisture sensor is a capacitive sensor, whose capacitance depends on the moisture loading of the air, flowing around the sensor. At least one electric property of the electric circuit section represents the type of air filter. | 06-10-2010 |
