Abstract: A heat exchanger arrangement is made available for heating an area of a vehicle which is to be heated, having: a first heat exchanger element for transmitting waste heat from at least one vehicle electrical component to be cooled to air, and a second heat exchanger element for transmitting heat from at least one vehicle heating device to air. The first heat exchanger element and the second heat exchanger element are arranged in such a way that air (L) to be heated is successively applied to them.

Abstract: The invention relates to a refrigerant circuit (1) for thermally conditioning a vehicle passenger compartment, comprising a plurality of branches containing at least one exchanger, of which branch a first branch (11) is in series with a second branch (12) and a third branch (13), said second branch (12) being in parallel with said third branch (13), and a means (36) of placing the third branch (13) in communication with the second branch (12), said means being installed between a sector (37) of the third branch (13) which sector is situated downstream of an external exchanger (28) and a portion (38) of the second branch (12) which is situated upstream of a first control member (15).

Abstract: In a vehicle air conditioner for a vehicle cabin interior is split into a plurality of air-conditioned zones, that is capable of independent air conditioning control for individual air-conditioned zones, provided is a solar radiation sensor that measures solar radiation levels individually for a first air-conditioned zone and a second air-conditioned zone adjacent thereto; a judging unit (100) that judges whether or not a difference between the solar radiation level of the first air-conditioned zone and the solar radiation level of the second air-conditioned zone falls within a predetermined range; a first controller (101) that performs identical air conditioning control for the first air-conditioned zone and the second air-conditioned zone when the difference falls within the predetermined range; and a second controller (102) that performs independent air conditioning control individually for the first air-conditioned zone and the second air-conditioned zone when the difference falls outside the predetermine

Abstract: An aircraft air conditioning system comprises an ambient supply line, an ambient air cooling device connected to the ambient air supply line and adapted to cool ambient air flowing through the ambient air supply line, an ambient air discharge line connected to the ambient air cooling device and being connectable to an aircraft cabin to supply ambient air cooled by the ambient air cooling device to the aircraft cabin, and a refrigerating apparatus. The refrigerating apparatus comprises a refrigerant circuit allowing the flow of a two-phase refrigerant therethrough and is designed to convert the two-phase refrigerant, upon flowing through the refrigerant circuit, from the liquid state of aggregation into the gaseous state of aggregation and thereafter again back from the gaseous state of aggregation into the liquid state of aggregation. The refrigerant circuit of the refrigerating apparatus is adapted to supply cooling energy to the ambient air cooling device.

Abstract: A vehicle air-conditioning apparatus, including: a refrigerant circulation channel that flows a refrigerant, the refrigerant circulation channel provided in a refrigeration cycle system including, as connected in a cyclic pattern, a compressor for the refrigerant, an outdoor heat-exchanger exchanging heat between the refrigerant and an outdoor air, an expansion valve reducing pressure of the refrigerant, and an air-conditioning heat-exchange circuit exchanging heat between the refrigerant and air to be introduced into a vehicle interior; and an equipment heat-exchange circuit connected in parallel to the circuit and exchanging heat between the refrigerant and in-vehicle equipment. The circuit includes a cooling heat-transfer medium circulation channel that circulates a heat-transfer medium for cooling.

Abstract: In an air conditioning unit for a car, which air conditioning unit has a refrigerant circuit with a primary consumer branch having a compressor, condenser, and an evaporator, which air conditioning unit also has at least one auxiliary consumer branch that is connected parallel to the primary consumer branch and has a cold accumulator and its own evaporator, a stop valve is arranged in front of each evaporator. After operational phases charging the cold accumulator, the stop valve of the primary consumer branch is regularly opened for only a predetermined opening time that depends on particular operating parameters. The substantial operating parameters are the air inlet temperature and the air mass flow at the evaporator of the primary consumer branch.

Abstract: An auxiliary air-conditioning system for a motor vehicle, in particular a truck comprising a tractor provided with a driving cab and possibly a sleeper compartment, and a primary air-conditioning system connected to the main engine and to the battery of the truck. The auxiliary air-conditioning system is totally independent of the primary air-conditioning system of the truck and is formed by an external unit designed to be set on the outside of the driving cab and/or of the sleeper compartment, and by at least one heat-exchange unit, which is hydraulically and electrically connected to the external unit and is designed to be set inside the driving cab and/or inside the sleeper compartment.

Abstract: There is provided systems and methods for transporting heat away from galley refrigeration equipment or other heat-generating systems such as avionics, power electronics, or in-flight entertainment units, via a potable water system. The potable water system transports heat more effectively and more efficiently than other systems used to date.

Abstract: A cooling system for an aircraft includes an air inlet through which air from the environment of the aircraft enters a ram air channel, and an air outlet through which air emerges from the ram air channel. A heat exchanger is arranged in the ram air channel. A ventilation device is in fluid communication with the ram air channel. Also connected to the ram air channel is a distribution line to cool at least one heat-loaded component of the aircraft, in particular a cabin air conditioning system, and/or to ventilate an installation space of the at least one heat-loaded component.

Abstract: A refrigeration unit body (31) is mounted to a trailer (20). The refrigeration unit body (31) includes a refrigerant circuit (40), an engine (50) and an electric generator (51). The refrigeration unit body (31) has a condensation side passage (70) formed from the front surface of the refrigeration unit body (31) to the top thereof. In the condensation side passage (70), a condenser (42) and an electrical component box (54) are disposed in series with condenser fans (44) for the condenser (42) and a radiator (55) in order from upstream to downstream of air flow. In addition, the refrigeration unit body (31) has an evaporation side passage (71) formed therein. The condenser fans (44) in the condensation side passage (70) and evaporation fans in the evaporation side passage are disposed alternately in the width direction of the refrigeration unit body (31).

Abstract: The present inventive disclosure is directed generally to an improved automobile air-conditioning system that can be operated while the automobile's engine is not running. In variations, a typical vapor-compression-cycle air-conditioning system is modified to allow the refrigerant compressor to be driven from either of two power sources: (1) from a traditional engine-mounted pulley system, or (2) from a DC-motor powered by an electrical source independent from the engine. In another variation, the air-conditioning system is driven by one or more thermal-electric-cooling (TEC) modules, wherein the TEC-based system is powered by an auxiliary DC-power source that in some variations is powered by, or at least supplemented by, a solar-energy grid.

Abstract: A method and apparatus for preventing loss of a cooling fluid from a boiler in an aircraft by incorporating an absorber material is provided. In some aspects, an apparatus may include a base section, a top section, a cooling fluid, and an absorber material disposed in the base section. The absorber material may be configured to retain the cooling fluid therein. The apparatus may further include a barrier disposed between the base and top sections. The barrier may be configured to retain the absorber material in the base section while allowing the cooling fluid to pass therethrough.

Abstract: A device for thermal conditioning includes a cooling fluid circuit, a heat transfer fluid circuit, and a fluid/fluid heat exchanger that is intended to enable thermal exchange between the cooling fluid and the heat transfer fluid. The cooling fluid circuit includes at least one compressor, a first outer heat exchanger through which an outer air flow passes and a first evaporator. The heat transfer fluid circuit includes at least a first inner heat exchanger, a first heat source and a second outer heat exchanger through which the outer air flow passes. The cooling fluid circuit includes a second evaporator.

Abstract: A DC powered refrigeration package supplies refrigerant to an evaporator coil that is incorporated into the driver's seat of a race car. The DC-powered compressor, condenser and condenser fan are contained within an enclosure that can be situated behind the driver's seat. The refrigeration circuit chills the seat to below freezing, favorably to about 20° F. or below.

Abstract: A method and a correspondingly designed motor vehicle are provided for pre-climatizing the motor vehicle when shut-off by way of a heating and/or cooling unit, which draws its energy for heating and/or cooling from an electric storage unit. When the heating and/or cooling unit is activated by a vehicle external operator control element, the heating and/or cooling unit is initially activated in a first output stage. Then, the heating and/or cooling unit is switched from the first output stage to a second output stage as a function of predetermined conditions.

Abstract: The invention relates to an air conditioning system for a motorized vehicle with means for conveying, for cooling, and for heating of air. The air conditioning system comprises a housing with flow guide devices and air vents, an evaporator, and a heat exchanger. The housing is developed with an air distribution element and a range of variation. The flow guide devices of the air vents are arranged within the air distribution element, and the heat exchanger is arranged within the range of variation. With the arrangement of the heat exchanger, it is possible to change the outer dimensions of the range of variation and therefore of the air conditioning system while maintaining unchanged functionality and by using identical components such that the air conditioning system can be adapted to the installation space of different motorized vehicle types.

Abstract: A vehicle air handling system includes an air conditioner having an inlet selectively opening to a source of fresh air or recirculated air from within the passenger compartment. A controller switches the source of inlet air to recirculated air under certain conditions in order to optimize system efficiency and component life.

Abstract: Apparatus, systems, and methods provide for the cooling of an aircraft subsystem. Coolant is routed through a heat-producing subsystem to absorb heat from the subsystem and to maintain the subsystem at a desired temperature. Bleed air from an aircraft engine is cooled, dehumidified, and routed to a cooling mechanism. In the cooling mechanism, a portion of the heated coolant is evaporated into the dehumidified bleed air, cooling the remaining coolant. The reduced-temperature coolant is routed back to the subsystem to absorb further heat. Humid air from the cooling mechanism and the dehumidifying mechanism is utilized by other aircraft subsystems.

Abstract: A manifold for an air conditioning machine includes a housing with an internal structure defining a first plenum, a second plenum, and a duct. The housing further includes a first sidewall, a second sidewall, a first end mounting face, a second end mounting face, a top sidewall, and a bottom sidewall. The housing also includes a first inlet to the first plenum, a first outlet from the first plenum, a second inlet to the second plenum, a second outlet to the second plenum, a third inlet to the duct, and a third outlet to the duct. The manifold also includes a plurality of windows, a plurality of doublers, a plurality of lugs, and a plurality of flanges.

Abstract: A method of constructing modular air conditioning systems for vehicles includes providing identical universal base units that can be built out into a variety of different types of air conditioning systems. Each base unit includes a frame, a condenser, an evaporator coil, and a blower, and has open-circuit refrigerant connection lines so as to be non-operational without a completion kit. Completion kits are provided in a variety of configurations, including at least two of a simple connection kit, a front box kit, and a compressor kit, each of which is connectable with a universal base unit to form a unique type of air conditioning system.

Abstract: An aircraft may include an interior and a deployable liquid cooler. The deployable liquid cooler may include a deployable heat exchanger that may be fluidly coupled to at least one heat source of the aircraft. The deployable liquid cooler may receive a cooling system fluid from the heat source for circulation through the deployable heat exchanger. The deployable heat exchanger may be movable between a stowed position in the aircraft interior and a deployed position outside the aircraft. The deployable heat exchanger may transfer heat of the cooling system fluid to an environment outside of the aircraft when the deployable heat exchanger is in the deployed position.

Abstract: This unit (37) comprises an evaporator (45) of liquid refrigerating fluid and an absorber (47) of gaseous refrigerating fluid linked to the evaporator (45). The apparatus (37) includes a migrating chamber (121) for gaseous refrigerant fluid delimited by an evaporation surface (73A) located on the absorber (47) facing the evaporation surface (73A), and through a connecting floor (57) linking these surfaces (73A, 109A). The evaporator (45) comprises a refrigerant fluid collector (65) linked to the evaporation surface (73A) to collect the refrigerant fluid downstream from this surface. The evaporator (45) comprises partitions (67) set out in the chamber (121) and delimiting, on the evaporation surface (73A) at least one area (103) covered by partitions (67) and at least one uncovered evaporation area (105). For application in motor vehicle air conditioning.

Abstract: A heating, ventilating and air conditioning (HVAC) system for a hybrid vehicle is disclosed, the HVAC system including at least one thermoelectric device for providing supplemental heating and cooling for air supplied to a passenger compartment of the vehicle. In some embodiments, the HVAC system has at least a first circuit and a second circuit. The first circuit can be configured to transfer heat to or from an electric side of the hybrid vehicle. The second circuit can be configured to transfer heat to or from a fuel-fed side of the hybrid vehicle.

Abstract: A heating and cooling apparatus for a vehicle seat, may include a blower blowing air into a duct leading to the vehicle seat, and a thermoelectric element assembly connected to the duct and including a thermoelectric element that heats or cools air introduced toward the vehicle seat from the duct, the thermoelectric element having condensed water passages penetrating from one side to the other side thereof to allow condensed water to flow therethrough.

Abstract: Provided is a composite absorption type heat pump device, including an exhaust gas flow path unit, a regenerator, a condenser, an evaporator, an absorber, and a cooler, in which the regeneration unit includes an exhaust heat recovery unit which includes an exchange unit which is communicated with the exhaust gas flow path unit and to which the exhaust gas flows in, and a mixed solution flow path unit which is thermally connected to the exchange unit and through which the mixed solution flows, and heats the mixed solution by performing heat exchange of the exhaust gas and the mixed solution and condenses vapor contained in the exhaust gas to obtain a condensed water, and a cooling unit which evaporates the condensed water obtained in the exhaust heat recovery unit, in the cooler.

Abstract: An air-conditioning system control apparatus for controlling an air-conditioning system of a vehicle equipped with a motive power engine, having: a device for determining whether there is a history of a load that has been applied to a compressor, operated by the output of the motive power engine, equal to or greater than a threshold, during operation of the air-conditioning system; a device for carrying out initial operation process of the air-conditioning system if the load history determination device determines that there is a history of a load equal to or greater than the threshold has been applied to the compressor; and a device for carrying out liquid accumulation resolution process when liquefaction of a refrigerant occurs in the compressor only if the load history determination device determines that there is no history of a load equal to or greater than the threshold has been applied to the compressor.

Abstract: The invention relates to a climate-control device (501) for a vehicle, having a thermal energy store (1105), wherein a gas recycler (1301) is formed for conditioning a gas mixture which is situated in a passenger compartment (1103) of the vehicle (1101). Furthermore, the invention relates to a method for regulating a climate in a passenger compartment (1103) of a vehicle (1101).

Abstract: A vehicle air conditioning system includes a controller that initially controls operation of a compressor to switch between inactive and active states in response to detecting that an operating condition is equal to or surpasses a first operation threshold. The controller determines a first time delay occurring between initiating the switch from one of the inactive and active states to the other of the compressor, and an actual change in the operating condition. The controller subsequently defines a first limit that is offset from the first operation threshold such that the controller controls the operation of the compressor to subsequently switch from the one of inactive and active states to the other in response to detecting that the operating condition is equal to or surpasses the first limit.

Abstract: This device (11) comprises a generator (33) for separating a mixed fluid into a refrigerant fluid and an absorbent fluid. It comprises a refrigerant fluid condenser (35), linked to a generator (33) and an evaporator (51) of refrigerant fluid linked to a condenser (35) by a feeder conduit (61) into refrigerant fluid. This device (11) also comprises a refrigerant fluid absorber (55) linked to an evaporator (51) and a generator (33). The device (11) comprises a refrigeration circuit (53) using refrigerant fluid. The circuit (53) is linked to at least a first heat exchanger (77) located outside the evaporator (51). The circuit (53) is linked to at least a first evaporation area of the evaporator (51), up and down stream from the first heat exchanger (77) to make part of the refrigerant circulate as a refrigerant fluid in the refrigeration circuit (53). For application in air conditioning for motor vehicles.

Abstract: A cooling unit in a transport unit includes power electronics; a heat exchanger for thermally coupling a cooling agent of a central cooling system of the transport unit with air of the cooling unit to cool one or more generating devices; and a heat pipe for heat dissipation of the power electronics. At a first portion of the heat pipe, at least some of a working agent is in the liquid phase and, at a second portion of the heat pipe, at least some of the working agent is in the gas phase. In the first portion of the heat pipe, heat from the power electronics is absorbed by evaporating the working agent in the liquid phase. In the second portion of the heat pipe, heat is released to the cooling agent by condensing the working agent in the gas phase.

Abstract: A portion of a draft duct in an air conditioning unit upstream from a heater core is divided into three passages. Each of the divided passages is provided with air mix doors 9a, 9b, and 9c that distribute air into a warm air passage and a cool air passage at a predetermined ratio. The air mix doors 9a and 9b are driven by first slide systems 34a and 34b having drive gears 21a and 21b that mesh with racks 20a and 20b of the air mix doors 9a and 9b, and support shafts 22a and 22b that support the drive gears 21a and 21b. The air mix door 9c is driven by a second slide system 35c having a drive gear 21c that meshes with a rack 20c of the air mix door 9c and that is supported by a support shaft 22c, and a second auxiliary gear 24a that meshes with a first auxiliary gear 24b supported by the support shaft 22c and that is supported by an auxiliary support shaft 25.

Abstract: An operation unit for a vehicle air conditioner includes a display device, a setting input portion of a control parameter of the air conditioner other than a set temperature, an obtaining portion configured to obtain a present set value of the control parameter, and an operating state identification portion configured to identify whether an air-conditioning operating state is in a plurality of predetermined operating states of the air conditioner. In the operation unit, a moving pattern of a pointer of the display device is changed according to the operating state of the air conditioner. For example, a pointer operation control portion can be configured to control an operation of a pointer driving motor such that the pointer moves on a dial of the display device at different moving speeds according to the air-conditioning operating state.

Abstract: A cooling system is provided for cooling an electrical component. The cooling system includes a supply of liquid natural gas (LNG) and a heat sink configured to be positioned in thermal communication with the electrical component. The cooling system also includes an LNG conduit configured to be interconnected between the heat sink and the supply of LNG such that the LNG conduit is configured to carry LNG from the supply to the heat sink. A pump is configured to be operatively connected in fluid communication with the supply of LNG. The pump is configured to move LNG within the LNG conduit from the supply to the heat sink.

Abstract: An HVAC system for a vehicle includes a skin temperature sensor for measuring an actual skin temperature of the driver and a cabin temperature sensor for measuring an actual cabin temperature of ambient air within the passenger cabin. A controller module stores a target cabin temperature, wherein the controller module controls the HVAC system according to a first error between the target cabin temperature and the actual cabin temperature. The actual cabin temperature is filtered according to a first time constant. A personalization module stores a target skin temperature, wherein the personalization module determines an offset to be applied to the target cabin temperature according to a second error between the target skin temperature and the actual skin temperature. The actual skin temperature is filtered according to a second time constant longer than the first time constant.

Abstract: The present invention provides an air conditioner for a vehicle that includes a closed refrigeration loop. The closed refrigeration loop includes a compressor, a refrigerant-to-coolant heat exchanger, a coolant-to-refrigerant heat exchanger and a refrigerant dryer in series fluid connection with one another. An engine coolant outlet connector is connected to the coolant-to-refrigerant exchanger. A compartment inlet connector connected to the coolant-to-refrigerant heat exchanger. A compartment outlet connector connected to the refrigerant-to-coolant heat exchanger. An engine coolant inlet connector connected to the refrigerant-to-coolant heat exchanger.

Abstract: An aircraft air-conditioning system is disclosed, which includes at least one heat exchanger to which coolant circulating in a cooling circuit of a cooling system and air are fed. The coolant cools the fed air in the heat exchanger, and the air leaving the heat exchanger enters the aircraft cabin. The coolant of the cooling system is always in the liquid state in the cooling circuit. The liquid coolant can also cool an aircraft seat or a sitting area of the aircraft seat.

Abstract: The present invention provides a vehicle air-conditioning system in which an air for air-conditioning is cooled at a first evaporator, is heated at a condenser, and is supplied to a vehicle interior in heating operation. The object of the present invention is to suppress a dew condensation at the first evaporator to prevent a freeze of the dew condensation water even if the temperature of the air for air-conditioning introduced from the outside of the vehicle is low. The above object is achieved by disposing a second evaporator between an automated expansion valve to decompress the refrigerant exhausted from a compressor and the first evaporator so as to reduce the absorbed heat at the first evaporator.

Abstract: A truck includes an alternator having a direct current electrical power output. The truck also includes a combined inverter and charger unit having an alternating current electrical power output, a house battery and a starting battery. The combined inverter and charger unit is configured to charge the house battery and the starting battery. The truck further includes a day cab forming an interior space and a climate control unit for conditioning the interior space of the day cab. The climate control unit is adapted to be powered by an alternating current electrical source. The climate control unit is powered by the alternator through the combined inverter and charger unit when an engine of the truck engine is running, and is powered by the house battery or the starting through the combined inverter and charger unit when the engine is not running.

Abstract: A heating and air conditioning device 20 for an automotive vehicle, including a refrigerant circuit 4 in which a refrigerant circulates between three distinctive units 6, 10, 14 exchanging with respective secondary liquid loops 8, 12, 16. An evaporating unit 6 is dedicated to the evaporation of the refrigerant when operating in a cooling mode. A cooling unit 10 is dedicated to the cooling or condensation of the refrigerant when operating in the cooling mode as well as operating in the heating mode. A reversible unit 14 is dedicated to the evaporation of the refrigerant when operating in the heating mode and dedicated to the cooling or condensation of the refrigerant when operating in the cooling mode.

Abstract: A climate control device includes a first and a second thermal module. The first module is configured to provide climate conditioned air to a first portion of a seat. The second module is configured to provide climate conditioned air to a second portion of the seat. A control system is provided for controlling the climate control device. The control system includes an input device for providing a set point for the system. A first control unit of the control system is provided for the first thermal module and a second control unit is provided for the second thermal module.

Abstract: A vehicle air conditioner system having, and method of operating, an externally controlled variable displacement compressor and a compressor clutch. If the system is operating during conditions when the operating displacement is low, the efficiency of the system is increased by duty cycling the clutch. Operating an externally controlled variable displacement compressor in this manner can also prevent overcooling by the air conditioner.

Abstract: An air conditioning system for use in an over-the-road or off road vehicle is provided that provides a method of operation during both engine on and engine off conditions. The method operates the air conditioning system at one capacity when the engine is running, and at a second capacity when the engine is not running. The selection of these capacities is based on the power capacity of the source of electric power from which the air conditioning system is operated. When a storage battery is used to power the air conditioning system during engine off conditions, the second capacity is lower than the capacity at which the system is operated when the engine is running.

Abstract: In an evaporator that constitutes part of a vehicular air conditioning apparatus, first fins having louvers therein are arranged between first and second tubes. Together therewith, a second fin, which does not have any louvers therein, is provided at a boundary portion between a first cooling section, which faces toward a first front passage through which air from a first blower unit flows, and a second cooling section, which faces toward a first rear passage through which air from a second blower unit flows. In addition, air is supplied to the interior of a casing from the first blower unit and is cooled by the first cooling section, which is partitioned by the second fin, whereas air supplied from the second blower unit passes through the second cooling section, which is partitioned from the first cooling section by the second fin.

Abstract: A cooling system (10) for cooling an aircraft device (12) comprises an evaporator (14, 16, 18) for receiving a fluid (F) which is to be evaporated, a first adsorber (24) which contains a medium (28) for the adsorption of the fluid (F) which is evaporated in the evaporator (14, 16, 18), as well as a second adsorber (26) which contains a medium for the adsorption of the fluid (F) which is evaporated in the evaporator (14, 16, 18). A control system (22) is adapted to establish or to interrupt a fluid connection between the evaporator (14, 16, 18) and the first and/or the second adsorber(s) (24, 26).

Abstract: A compressor drive torque estimating device to be adapted for a system provided with a refrigeration cycle in which a refrigerant is circulated by a compressor driven by a drive source mounted in a vehicle, comprising heat load detecting means for detecting a heat load of the refrigeration cycle, a storage unit storing a plurality of estimated drive torque characteristics establishing correlation between a drive torque change characteristic of the compressor and an elapsed time from a time of start of operation of the compressor, an estimated drive torque characteristic selecting means for selecting the one of the plurality of estimated drive torque characteristics stored in the storage unit based on detected values detected by the heat load detecting means, and an estimated drive torque calculating means for calculating an estimated drive torque of the compressor based on the estimated drive torque characteristic selected by the estimated drive torque characteristic selecting means.

Abstract: A method for thermally conditioning a space adjacent a seat assembly includes activating a heating element positioned within the seat assembly beneath a seat covering. A fluid module that includes a fluid supply device and a thermoelectric element is activated to direct heated air from the fluid module to a space adjacent the seat assembly through a distribution system formed at least partially in the seat cushion. After a period of time, the heating element is deactivated.

Abstract: The present invention includes a novel fuel management and auxiliary power system and apparatus having a control module in control of auxiliary equipment and accessories and climate control functions of a vehicle, while the vehicle's engine is not running. The system of this invention is capable of detecting warning states and providing status indicators to an operator on a graphical user interface. At the graphical user interface, the operator is capable of initiating start up of the system and accessing status and historical technical data of the system.

Abstract: An air-conditioning system of a motor vehicle, including: a primary, gas compression cooling circuit set entirely in the engine compartment; a secondary cooling circuit that takes cold from an evaporator or chiller of the primary circuit and conveys it to a heat exchanger in the passenger compartment; the system has elements for setting in fluid communication the primary circuit, the secondary circuit and a circuit for heating the passenger compartment. The heating circuit has a heat exchanger which is used as a heater when the heating system is activated, and can be used as additional mass for cooling air of the passenger compartment to meet the peak cooling requirement.

Abstract: A method for controlling a vehicular air conditioning system including: setting up a target indoor temperature of a vehicle determined by a user; inputting inside and outside temperatures of the vehicle and solar radiation with reference to a sensor mounted on the vehicle; calculating a target discharge temperature of a vent (t1); inputting the maximum evaporator temperature (t2); setting up a target evaporator temperature by comparing t1 and t2; calculating the opening degree of a temperature control door; measuring actual evaporator temperature while controlling the discharge capacity of a compressor; calculating the opening degree of the temperature control door by using the actual opening degree of the compressor discharge capacity control valve and the actual evaporator temperature.

Abstract: A vehicle misting device and method that is operable is dry and humid environments are provided. The device may also include a payment system and fan.