|| List of recent Air Conditioning-related patents
|Casing of outdoor unit in air conditioning device|
A casing of an outdoor unit includes support pillars, each of the support pillars having standing wall portions arranged along the up and down direction, and a top plate mounted on upper ends of the support pillars. Substantially horizontal abutment portions extending upward from at least a part of the standing wall portions and being brought into surface contact with a lower surface of the top plate in a state where the top plate is floated up from upper ends of the standing wall portions are provided in the upper end of each of the support pillars..
|Using customer premises to provide ancillary services for a power grid|
Techniques for providing ancillary services to a power grid using customer premises such as commercial buildings. The techniques may involve receiving a regulation signal from a grid operator that is specific to a commercial building and modifying power consumption by at least one power consumption component in the building based on the regulation signal.
|Outdoor unit of air conditioning device|
An outdoor unit of an air conditioning device in which a heat exchanger is arranged in a bottom plate in a substantially rectangular parallelepiped shape casing including a top plate, side plates, and the bottom plate is provided. The heat exchanger is mounted on a plurality of expanded portions formed in the bottom plate.
|Vehicle air conditioning apparatus|
A vehicle air conditioning apparatus includes an outdoor expansion valve controller configured to control an evaporating temperature of a refrigerant in a heat exchanger by regulating an opening of an outdoor expansion valve during a heating and dehumidifying operation, an evaporating temperature control valve provided in a refrigerant flow passage to an output side of the heat exchanger from which the refrigerant is discharged, and configured to control the evaporating temperature of the refrigerant in the heat exchanger by regulating an amount of the refrigerant flowing through the refrigerant flow passage, a temperature detector configured to detect a temperature of the refrigerant in the heat exchanger, and a control changer configured to change control of the evaporating temperature of the refrigerant in the heat exchanger from by regulating an opening of the outdoor expansion valve to by regulating an opening of the evaporating temperature control valve.. .
|Air conditioning control system|
An air conditioning control system adjusts a consumed energy amount of air conditioners installed in a property in an adjustment time period. The air conditioning control system includes a control apparatus and an assessment apparatus.
|Air conditioner terminal device, air conditioning apparatus and data center|
An air conditioner terminal device (100) and a data center comprising the air conditioner terminal device, wherein the air conditioner terminal device (100) comprises a heat exchanger (12), a variable-speed fan (22), an air passage (101) communicating from an air suction port (11) to an air discharge port (21), and refrigerant flowing through the heat exchanger. The heat exchanger (12) and fan (22) are installed in the air passage (101), and the fan (22) forces air within the air passage (101) to flow towards the air discharge port (21) from the air suction port (11).
|Ground water air conditioning systems and associated methods|
A cooling system may include a liquid coolant subsystem comprising a cool water source configured to hold water, an air cooling subsystem comprising an air chamber that contains air therein, an air conditioning apparatus comprising a heat exchanger of a liquid-to-air type having a heat sink in thermal communication, a fan assembly configured to move air along the heat sink of the heat exchanger, a thermostat, a temperature sensor, and a control circuit in electronic communication with the temperature sensor and the thermostat, a plumbing subsystem comprising an inlet piping component in fluid communication with heat exchanger, an outlet piping component in fluid communication with the exchanger, and a solenoid valve. The control circuit may be configured to activate the fan assembly and to open the solenoid valve, allowing for the transfer heat to water from the air moved by the fan assembly..
|Reinforcing assembly for air conditioning ducts and reinforced air conditioning duct incorporating such assembly|
A reinforcing assembly for an air conditioning duct comprises a plurality of annular elements having outer circumferences configured to define an inner cross section of the conditioning duct, at least three interconnecting cords for linking the outer circumferences of the annular elements in a series, and fixing means for securing the positions of the annular elements relative to the interconnecting cords.. .
|Movement of electronic expansion valve|
Embodiments are directed to receiving, by a device comprising a processor, an indication that an air conditioning unit should turn on, commanding, by the device, a valve to open a specified extent based on the received indication, and subsequent to the valve opening to the specified extent, powering-on a piece of equipment that has an impact on refrigerant flow in the air conditioning unit.. .
|Hair conditioning cosmetic compositions containing a mixture of amidoamines|
Compositions are provided and described herein which include cosmetic and hair conditioning compositions having a mixture of stearamidopropyl dimethylamine and behenamidopropyl dimethylamine. Also provided are methods for conditioning hair using such mixtures..
|Internal heat exchanger for a motor vehicle air conditioning system|
A heat exchanger for a motor vehicle air-conditioning system is disclosed having an inner tube and with an outer tube. The outer tube at least partially encloses the inner tube in the longitudinal direction of the tube and form an intermediate space through which a heat exchanger medium can flow.
|Outdoor unit for air conditioning device|
An outdoor unit for an air conditioning device includes an outdoor unit main body, a heat exchanger, a fan provided in an upper part of the outdoor unit main body, the fan blowing out the air taken in from a side surface of the outdoor unit main body upward, a ventilating member surrounding an outer circumference of the fan and forming a blow-out port, and an electric component unit accommodated in the outdoor unit main body and arranged in an opening portion between one side end portion and the other side end portion of the heat exchanger, wherein the electric component unit is provided so as to cross over a lower end of the ventilating member in the up and down direction, and on the upper side than the lower end of the ventilating member, the electric component unit is arranged on the horizontally outer side than the ventilating member.. .
|Embedded heat exchanger for heating, ventilation, and air conditioning (hvac) systems and methods|
A zone-control unit for use in a heating, ventilation, and air conditioning (hvac) system, the zone-control unit includes a heat exchanger, an inlet piping assembly coupled with the heat exchanger for supplying fluid to the heat exchanger, an outlet piping assembly coupled with the heat exchanger for receiving fluid from the heat exchanger, a bracket that maintains the inlet piping assembly and the outlet piping assembly in positional relationship, and an ancillary component coupled with the heat exchanger.. .
|System and method for predicting temperature of battery|
A method and a system for predicting a temperature of a battery include the steps of measuring a temperature at an entrance of a battery air conditioning line, an air volume of the battery air conditioning line, and a current amount of the battery. Deriving a heating value of the battery based on the measured data and the temperatures at multiple points of the battery by substituting the temperature at the entrance, the air volume, the current amount, and the heating value into an operation logic..
|Air conditioning system and remote controller|
An air conditioning system includes a plurality of air conditioner bodies that perform air-conditioning operation, a plurality of remote controllers that operate each of the air conditioner bodies, and pairing-setting unit. The pairing-setting unit has a main machine registration function and a sub machine registration function.
|Hvac control system for household central air conditioning|
An hvac control system for a household central air conditioning, including an hvac system controller, a centrifugal blower motor, a compressor motor, and an axial fan motor. The hvac system controller includes an hvac microprocessor, a sensor, an interface unit for motor control, a power supply part, and a signal processing circuit.
An objective of the present disclosure is to provide a highly reliable controller in which shapes that are not susceptible to false recognition are set as cue signs. The controller includes a control circuit which is implemented by a microcomputer or the like, an image sensor unit, and a memory.
|Composite coating systems for air handling systems|
The present invention relates to composite coating systems and methods for the manufacture and reconstruction of condensate pans, floors or other internal structures of a heating ventilation and air conditioning (hvac) or heating ventilation air conditioning and refrigeration (hvacr) unit. The composite coating system comprises a base epoxy coating and a top surface coating.
|Electric heater, and apparatus, heating and air conditioning system, and vehicle comprising the same|
An electric heater, and an apparatus, a heating and air conditioning system and a vehicle, each comprising the electric heater, are provided. The electric heater comprises an outer frame; a heating core configured to connect to a power source and disposed within the outer frame; and a sealing-waterproof glue member disposed within the outer frame and configured to encase at least one end of the heating core.
|Fluid management system for a heat exchanger of a vehicle air conditioning system|
A fluid management system for a cooling module of a vehicle air conditioning system. The cooling module includes a first heat exchanger in fluid communication with a liquid cooling system of the vehicle and a second heat exchanger disposed upstream of the first heat exchanger and in fluid communication with the vehicle air conditioning system, wherein the fluid management system minimizes an inlet fluid temperature of the second heat exchanger of the cooling module..
|Valve sensor arrangement for motor vehicle air conditioning systems|
The invention relates to a valve sensor arrangement (1) having a valve body (12) which can be operated electrically, an electric drive (4) which is designed for that purpose, a local open-loop and closed-loop control device (5) and a communication interface (6), wherein the components (2, 4, 6) are embodied integrated into a valve housing (12), and sensors (8) can be located in sensor plug-in locations (13) and can be connected via electrical terminals (7) arranged on the valve housing (12) to the local open-loop and closed-loop control device (5) of the valve sensor arrangement (1), wherein the sensor plug-in locations (13) are integrated into the valve housing (12).. .
|Dehumidification apparatus, and air conditioning apparatus and air conditioning system having the same|
Disclosed are a dehumidification apparatus, and an air conditioning apparatus and system having the same. The dehumidification apparatus includes: a desiccant rotor having a desiccant for adsorbing moisture; and a regeneration unit disposed at one side of the desiccant rotor, for desorbing the moisture adsorbed to the desiccant.
|Outdoor unit of air conditioning device|
An outdoor unit of an air conditioning device in which a compressor, a heat exchanger, and a fan are accommodated in a casing including a top plate, side plates, and a bottom plate is provided. The top plate is formed in a rectangular shape, and a flat mount surface is formed in each of corner portions of the top plate.
|Air conditioning device|
An air conditioning device capable of preventing drainage water dropped down from a heat exchange portion on the upper side for which a defrosting operation is performed from being frozen again in a heat exchange portion used for a heating operation, so that a decrease in a heating ability can be suppressed is provided. In an air conditioning device including a heat source side heat exchanger formed by providing a plurality of heat exchange portions, to which a refrigerant is supplied through different paths from each other, side by side in the up and down direction, and partial defrosting means for, while the heating operation is performed by using a part of the heat exchange portions, performing the defrosting operation for the other heat exchange portions, a drainage mechanism for draining drainage water generated in each of the heat exchange portions is provided for each of the heat exchange portions..
|Vehicle air conditioning system|
A vehicle air conditioning system includes a compressor configured to compress refrigerant, a condenser, an evaporator, a temperature sensor and a controller. The condenser receives the refrigerant from the compressor and the evaporator receives the refrigerant from the condenser.
|Control system for auxiliary power unit of a vehicle|
A method of controlling an auxiliary power unit of a vehicle. The auxiliary power unit is in communication with an air conditioning system of the vehicle and includes an engine and an alternator coupled to the engine.
|Systems and methods for energy-efficient control of an energy-consuming system|
Systems and methods are provided for efficiently controlling energy-consuming systems, such as heating, ventilation, or air conditioning (hvac) systems. For example, an electronic device used to control an hvac system may encourage a user to select energy-efficient temperature setpoints.
|Air conditioning indoor unit|
An air conditioning indoor unit includes a casing having an air outlet, a horizontal blade that changes an up and down direction flow of outlet air, a coanda blade to change the outlet air to a coanda airflow along an undersurface of the coanda blade, and a control unit. The control unit adjusts a relative angle between the coanda blade and the horizontal blade to selectively use either of a first airflow state and a second airflow state.
|Device for the air conditioning and/or monitoring of building or warehouse areas|
Device for the air-conditioning and/or monitoring of building or warehouse areas, containing a housing consisting of plastic or composite material shaped as a hollow body and having air entry, air guidance and air exit sections, at least one fan roller provided with a plurality of profiled fins made of composite material or plastic, and drivable by at least one electric motor, the fan roller being positionable inside the housing, and a casing for the housing, formed by a flexible plastic or composite material panel that can be connected to the housing, wherein an end section of the casing can be releasably connected to a housing section, an approximately arc-shaped contour of the casing is formed by bending the casing lying outside the housing, and after further bending of the casing, the free end thereof can be releasably fastened to a different housing section.. .
Hair conditioning composition comprising: —from 0.1 to 10% wt. Silicone —from 0.1 to 5% wt.
The present disclosure relates to shelving systems and methods that are adaptable to a number of applications, including building heating, ventilation, and air conditioning (“hvac”) systems, shelving units for holding children's games and toys, closet organizers with hangers and shelves, storage systems in a garage or workshop, storage shelves over a garage door, and as a shelving unit for audio and visual equipment. The shelving unit includes a means for attachment to an overhead member, such as a steel beam, wood rafter, wood joist, wood beam, or ceiling, a generally j or l shaped bar, the ability to raise or lower the j or l shaped bar to provide for storage at different heights, an extension member removably coupled to the j or l bar, and wherein the extension member has a length that provides for storage space of different widths.
|Air conditioner terminal device, air conditioning apparatus and data center|
The invention discloses an air conditioner terminal device (100), an air conditioning apparatus and a data center (1000), wherein the air conditioner terminal device (100) comprises an air passage (101) communicating from an air suction port (11) to an air discharge port (21), a heat exchanger (12) and a variable-speed fan (22) which forces air in the air passage (101) to flow towards the air discharge port (21) from the air suction port (11) are installed in the air passage (101), and both the air suction port (11) and the air discharge port (21) are open downwardly. Therefore, air circulation can be improved and refrigerating capacity of the air conditioner terminal device can be increased..
|Vehicle fairing for use with air conditioning unit|
A vehicle including a vehicle body, an air conditioning unit, and a fairing. The vehicle body includes a roof having a front portion and a rear portion.
A falling film evaporator for a heating ventilation and air conditioning (hvac) system includes an evaporator housing and a plurality of evaporator tubes located in the evaporator housing and arranged into one or more tube bundles. A volume of thermal energy transfer medium is flowed through the plurality of evaporator tubes.
|Air conditioning control device, air conditioning system, and air conditioning control method thereof|
The present invention discloses an air conditioner control device, air conditioning system, and air conditioner control method. The air conditioner control device of the present invention comprises a base and a controller.
|Calculation of flow in an air system|
A method is provided for determining an air flow in a vehicle air conditioning system that comprises an inlet; a plurality of outlets; at least one air duct for guiding air from the inlet to the outlets, each air duct being characterized by a predetermined flow resistance coefficient; at least one flap characterized by a flow resistance based on a degree of opening of the flap; and a fan for creating an air flow from the inlet to an outlet. The method comprises determining a total equivalent flow resistance between a predetermined location in the system and an interior of the vehicle, wherein flow resistances are treated as resistances in an electric circuit, and a total equivalent flow resistance is determined.
|Air conditioning units|
A ducted unit having first and second outlets wherein the first and second outlets are connected to each other by outlet ducting to form a closed loop, the outlet ducting having at least two spaced apertures for ejecting air within the outlet ducting at substantially constant pressure such that the air pressure within the closed loop outlet ducting is substantially equalized such that the outlets operate at a substantially constant pressure.. .
|Channel switching valve and vehicle air conditioning device provided with channel switching valve|
The invention is provided with: a housing having a refrigerant inlet and plurality of refrigerant outlets, through which a refrigerant flows in or out; and a valve body having refrigerant channels which are movably accommodated in the housing and can be selectively switched between communicating with the refrigerant inlet and with each of the refrigerant outlets; the refrigerant channels being partially constituted of an orifice and able to be selectively switched between a route passing through the orifice and a route not passing therethrough.. .
|Vehicle temperature control systems|
A vehicle temperature control system including a first and second heating, ventilation, and air conditioning (hvac) unit comprising a first compressor, a first blower, and a first heating element and a first ducting in fluid communication with the first hvac unit that selectively directs air to a first zone, a second zone, and a third zone of a vehicle through a plurality of outlet vents. The vehicle temperature control system also includes an electronic controller electrically coupled to the first hvac unit and the second hvac unit, the electronic controller comprising a synchronization device, a processor, and a memory, where the processor controls operation of the first hvac unit and the second hvac unit by controlling operating states of the first and second hvac units and selectively modifies an operating state of the second hvac unit to match the operating state of the first hvac unit..
|Insulated central air vent cover|
An insulated central air vent cover is easy to apply and provides a secure seal over a central air vent to prevent cold air that may be in air conditioning duct work from entering a dwelling. The insulated central air vent cover can include a rigid or semi-rigid panel having foam strips formed about its perimeter.
A cabin system to be mounted on a vehicle body includes a driver's seat, an air conditioner body for indoor air conditioning disposed downwardly of the drive's seat, a plurality of support pillars constituting a cabin framework, a ceiling portion, and a main duct having a hollow tubular construction, the main duct forming therein an air passageway for the indoor air conditioning. The main duct includes, at a lower portion thereof, a duct connecting opening to be connected to the air conditioner body and also includes, at a lateral portion thereof, a support pillar engaging face.
|Air conditioning system for motor vehicles and heat exchangers|
The invention concerns the air conditioning system (12) for motor vehicles, having a vehicle air conditioning device (14) which comprises a first heat exchanger (18) for heating air in the passenger compartment of the vehicle, and a stationary-mode air conditioning device (16) which comprises a second heat exchanger (20) for cooling air in the passenger compartment of the vehicle, wherein the first and second heat exchangers (18, 20) each have distributor systems (30) and a multiplicity of ducts (34), arranged in parallel, for a refrigerant or coolant as well as laminations (36) for transferring heat to air, characterized in that the distributor systems (30), ducts (34) and laminations (36) of the two heat exchangers (18, 20) have the same geometry.. .
|Air-conditioning apparatus for vehicle|
An air conditioning apparatus for a vehicle includes a refrigerant heater 41 that is provided between an internal evaporator 8 and a suction side of an electric compressor 20 to be in parallel with an external evaporator 32, and heats a refrigerant which is suctioned into the electric compressor 20; and an air conditioning control apparatus 50 that determines whether the external evaporator 32 is frosted. While the air conditioning apparatus for a vehicle operates in a heating mode, when the air conditioning control apparatus 50 determines that the external evaporator 32 is frosted, a supply of the refrigerant subject to the heat exchange in an internal condenser 9 to the external evaporator 32 is stopped, and the refrigerant is supplied to the refrigerant heater 41, is heated and then, is suctioned into the electric compressor 20..
|Thermal energy storage in a chiller system|
A method of operating an air conditioning system includes operating a refrigeration unit to cool a volume of refrigerant and circulating the refrigerant to a heat exchanger. A serviced space is cooled via a thermal energy exchange between the serviced space and the refrigerant at the heat exchanger.
|Arrangement for managing data center operations to increase cooling efficiency|
A method includes a step of storing in a memory efficiency characteristic information for each of a plurality of air conditioning units in a location containing a plurality of server computers, the efficiency characteristic information including information representative of an efficiency performance curve for a range of variable cooling output. The method also includes identifying a current thermal load on each of the plurality air conditioning units.
|Method and architecture for recovery of energy in an aircraft|
A method and architecture for recovery of energy in an aircraft, both at altitude and on the ground, and recovering thermal energy from an exhaust. An architecture for recovery of energy includes an auxiliary power unit apu including an exhaust nozzle and a gas generator including a shaft transmitting power to a load compressor.
|Networked monitor for heating ventilation and air conditioning systems|
A system for providing monitoring of hvac systems includes a database comprising a plurality of computing device records, and a plurality of technician records. The system further includes a computing device connected to the hvac system, the computing device comprising a network interface device, an optical sensor located adjacent to one or more light emitting devices of the hvac system, and a processor for reading the sensor data from the optical sensor and transmitting the sensor data to a server.
|Control device for air conditioner|
The present disclosure simplifies the h-bridge circuit of the direct current motor for driving the damper (door) that switches the air passages in the indoor unit of an air conditioning device. The control device for an air conditioner that takes in inside or outside air and conditions the air inside an air conditioning unit using an evaporator and a heater core is provided with: a first actuator and a second actuator that drive the multiple dampers installed inside the air conditioning unit for switching the air passages; and three half-bridge circuits that control the first actuator and the second actuator sharing one of the half-bridge circuits.
|Vehicle hvac system with lower mounted blower unit|
A heating, ventilation, and air conditioning (hvac) system for a vehicle may include a blower unit, an evaporator unit, and a conditioning unit. The blower unit includes a fan that draws in air into the hvac system.
|Building built-in air conditioning system|
A building built-in air conditioning system comprising: an external heat exchanger (1), a reversing valve (2), a compressor (4), and microporous tubes (9, 10, 11). The microporous tubes are metal capillaries bound on a construction steel bar (12) and integrated with the concrete by casting.
|Supervisory controller for hvac systems|
A supervisory controller for heating, ventilation, and air conditioning (hvac) systems is described herein. One device includes a data management module configured to receive a zone demand signal from a local controller of a zone of an hvac system and receive a number of additional signals from a number of sensors, and a parameter identification module configured to determine, based on the zone demand signal, whether the zone is in a comfort state by loading a best model structure from a number of models and identifying parameters of the best model structure based on data received from the data management module..
|Method and apparatus for an energy saving heating, ventilation, and air conditioning (hvac) control system|
Embodiments of methods and apparatus disclosed herein may employ depth, visual, or motions sensors to enable three-dimensional people counting and data mining to enable an energy saving heating, ventilation, and air conditioning (hvac) control system. Head detection methods based on depth information may assist people counting in order to enable an accurate determination of room occupancy.
|Hvac case design for reduced valve noise|
A heating, ventilation, and air conditioning (hvac) module includes a housing and a valve. The housing defines a protruding portion that substantially conforms to a portion of an arching pathway defined by a distal end of the valve.
|Heating, ventilation, and air conditioning duct boot insulation cover|
A silicone or other insulating material is used as a cover for a heating, ventilation, and air conditioning boot. The cover is formed to easily fit onto the boot by slipping over the outside of the boot.
|System and method for controlling compressor motor voltage|
A variable speed drive (vsd) can be used to vary the voltage-to-frequency ratio (v/f) supplied to a compressor motor of a heating, ventilation, air conditioning or refrigeration (hvac&r) system to compensate for varying conditions in the hvac&r system.. .
|Data center facility design configuration|
The methods and apparatuses described herein is a data center. In one embodiment is described a data center comprising: a building having a plurality of rooms and first and second exterior load walls disposed on opposite sides of the building; a plurality of air handler and fluid cooler devices disposed exterior to the building along the first exterior load wall; a plurality of condenser unit devices disposed exterior to the building along the second exterior load wall; a data sector disposed inside the building, adjacent to the first exterior load wall; three separate ups and substation distribution equipment rooms, each containing ups and substation distribution equipment therein, as well as air conditioning equipment that is connected to certain of the plurality of condenser unit devices; and a power spine room disposed between the three separate ups and substation distribution equipment rooms and the data sector, the power spine room including a plurality of pdu devices..
|Hvac system remote monitoring and diagnosis|
A monitoring system for a heating, ventilation, and air conditioning (hvac) system of a building includes a monitoring device installed at the building, a monitoring server located remotely from the building, and a review server. The monitoring device measures an aggregate current supplied to components of the hvac system and transmits current data based on the measured aggregate current.
|Air conditioning device|
The air conditioning device discharges ions into air inflowing through an inflow port and outflows the air from the outflow port. The air conditioning device includes an air passage branched into a first passage connected to a peripheral region including a part of a space close to an inner surface of the outflow port and a second passage connected to a central region including a center of the outflow port.
|Outdoor unit for air conditioning device|
A spray nozzle of an outdoor unit is provided with: an air guide portion through which air flows; a water guide portion through which water flows and which causes the air flowing through the air guide portion to flow into water to form water containing a large number of bubbles; and a spray portion that is located downstream of the water guide portion in a direction of water flow and sprays, to the outside, the water containing a large number of bubbles which is formed in the water guide portion.. .
|Battery holder for an electronic device|
A heating, ventilation, and air conditioning (hvac) controller may include a housing and a printed circuit board (pcb) situated within the housing. The pcb may include a battery seat region and electrical terminals for electrically connecting a battery to the pcb when the battery is positioned at the battery seat region.
A heating, ventilating and air conditioning (hvac) assembly that includes a duct and a coil assembly coupled to the duct. A supply line and return line are connected to the coil assembly.
|Hvac system remote monitoring and diagnosis|
An apparatus for monitoring a heating, ventilation, or air conditioning (hvac) system includes an indoor unit monitor module electrically connected to a current sensor and first and second refrigerant temperature sensors. The current sensor generates a first current signal based on aggregate current consumed by components of an indoor unit of the hvac system.
|Air conditioning system utilizing heat recovery ventilation for fresh air supply and climate control|
The vehicle ventilation module includes a return air duct, a fresh air duct, a heat exchanger, and first and second doors. The return air duct has a return air inlet and a return air outlet downstream of the return air inlet.
|Hvac door with intersecting surface configurations|
A fluid distribution door for use in a heating, ventilating, and air conditioning system includes a main body having a first surface and a second surface. The first surface and the second surface cooperate to form a first surface configuration which intersects with a second surface configuration.
|Hvac unit test apparatus and method therefor|
A method to test a heating ventilation and air conditioning (hvac) unit for external leaks is disclosed. The hvac unit includes a first and a second port and is coupled to an auxiliary air movement test system using one of the first or the second ports.
|Air conditioning system utilizing thermal capacity from expansion of compressed fluid|
A vehicle air conditioning system is provided. The vehicle air conditioning system includes a first vapor compression refrigeration loop.
|Methods and systems for mini-split liquid desiccant air conditioning|
A split liquid desiccant air conditioning system is disclosed for treating an air stream flowing into a space in a building. The split liquid desiccant air-conditioning system is switchable between operating in a warm weather operation mode and a cold weather operation mode..
|Modular air grill assembly|
A modular air grill is taught having a removable return register and a removable supply register. The supply register may be replaced with a blank when adequate cooling or rapid cooling has occurred and the cooling through the ducts is desired rather than immediately adjacent to an air conditioning unit..
|Apparatus and methods for heating water with refrigerant from air conditioning system|
An apparatus for heating water has a tank for storing water and an air conditioning system that defines a refrigerant flow path through which refrigerant flows. The refrigerant flow path passes through the heat exchanger so that refrigerant heat is contributed to the tank.
|Air conditioning system including pressure control device and bypass valve|
An air conditioning system includes: first and second utilization side heat exchangers and a heat source side heat exchanger respectively connected in series; a compressor connected between the first utilization side heat exchanger and the heat source side heat exchanger; an expansion valve connected between the first utilization side heat exchanger and the second utilization side heat exchanger; a pressure control device connected between the second utilization side heat exchanger and the heat source side heat exchanger; and a bypass valve connected between the expansion valve and the heat source side heat exchanger. The bypass valve provides a variable amount of liquid refrigerant flowing from the expansion valve to the heat source side heat exchanger.
|Methods and systems for liquid desiccant air conditioning system retrofit|
Methods and systems are disclosed for utilizing liquid desiccant air conditioning systems in connection with existing hvac equipment to achieve reductions in electricity consumption.. .
|Apparatus and methods for pre-heating water with air conditioning unit or heat pump|
Water heater apparatus includes a tank for storing water; a heat exchanger associated with the tank and being operative to receive refrigerant and transfer heat therefrom to the tank, the heat exchanger representatively being a heat conductive tube externally wrapped around the tank in heat conductive contact therewith; air conditioning apparatus operative to utilize refrigerant flowing through a refrigerant circuit portion of the air conditioning apparatus, the refrigerant circuit portion being in fluid communication with the heat exchanger; and a control system operative to selectively cause a portion of the flowing refrigerant to pass through the heat exchanger, or cause essentially the entire flow of the refrigerant to bypass the heat exchanger.. .
|System and method for an adjustable channel for an air conditioning line set|
A system including at least one duct comprising a first portion defining a plurality of receiving members formed along a sidewall of the first portion and a second portion including an engaging member extending from a sidewall of the second portion, said engaging member being configured to selectively engage one receiving member of the plurality of receiving members to secure the first and second portions together with an opening of an adjustable size therebetween, and a connector to attach to an end of the duct, the connector having a first connector portion with an exterior surface defining a hole, a second connector portion including a housing defining a hole, and a fastener configured to pass through the hole in the exterior surface and the hole in the housing to secure the first and second connector portions together with an opening of an adjustable size therebetween corresponding to a respective size of the at least one duct.. .
|System and method for an adjustable channel for an air conditioning line set|
A system is presented for covering a plurality of line sets with respective sizes. The system includes a first portion defining a plurality of slots formed along a sidewall of the first portion.