|| List of recent Air Conditioning-related patents
|System and method for preventing inflow of exhaust gas for vehicle|
A system for preventing inflow of exhaust gas for a vehicle, may include an inside/outside air door provided in an air conditioning device of the vehicle and controlling an amount of outside air introduced into an inside of the vehicle, an outside-air temperature sensor measuring a temperature of the outside air of the vehicle, a temperature control door disposed inside the air conditioning device of the vehicle and controlling a temperature of air discharged to the inside of the vehicle, and a control unit controlling the inside/outside air door to cause an amount of the outside air to be introduced to the inside when a vehicle speed may be equal to or larger than a predetermined speed, wherein the control unit controls the temperature control door to control the temperature of the air discharged to the inside when the temperature of the outside air deviates from a predetermined temperature range.. .
|Thermostat with power stealing delay interval at transitions between power stealing states|
A thermostat includes a plurality of hvac (heating, ventilation, and air conditioning) wire connectors including a connection to at least one call relay wire. The thermostat may also include a powering circuit, including a rechargeable battery, which is configured to provide electrical power to the thermostat by power stealing from a selected call relay wire.
|Heat pump cycle|
A heat pump cycle is capable of switching an operation mode to a cooling operation mode, a heating operation mode and a dehumidifying-heating operation mode, and is applicable to an air conditioning device. The heat pump cycle is configured to set both of a high-pressure side pressure reducing device and a low-pressure side pressure reducing device—in a throttled state and a fully open state.
|Air conditioning device for vehicle|
A vehicle air conditioning apparatus is provided to prevent a frost from being formed on a heat exchanger under the condition that the outdoor temperature is low. During a heating and dehumidifying operation, the third solenoid valve 25c is closed when outdoor temperature tam is predetermined temperature t1 or lower, or when temperature thex of the refrigerant flowing out of the outdoor heat exchanger 22 is a predetermined temperature t2 or lower and temperature te detected by the cooled air temperature sensor 44 is temperature tet-β or lower.
|Method and apparatus for recovering the refrigerant from an air conditioning system|
An apparatus for recovering refrigerant (230) from an air conditioning system includes a collector for connecting hydraulically a high pressure branch and a low pressure branch, provided in the air conditioning system, with a fluid feeding duct of the fluid into the apparatus. The apparatus also has an evaporator arranged to separate the refrigerant from impurities, through an evaporation of residual liquid fractions of the refrigerant obtaining a purified refrigerant that rises towards an upper part of the evaporator, from impurities that are concentrated in a lower part of the evaporator..
|Water-evacuator for air conditioner|
A system and method for removing condensate from an air conditioning unit is disclosed. The system comprises a conduit including an outlet portion that is connected to a chamber of a housing of the unit at a first location.
|Operating device for a door in an air conditioning system|
An operating device for a door in an air conditioning system is provided that includes a latching system to close and open the door and a spring to assist the latching system. By an operating device for a door in an air conditioning system which allows a simple activation of the door with minimal electrical interface the latching system is powered in one direction wherein the latching system can engage two different positions which corresponds with two positions of the door..
|Composite porous fibrous dehumidifying material|
A composite porous fibrous dehumidifying material comprised of a plurality of fibers whose surface has immobilized thereon a reversible hydrogel material. The composite porous fibrous structure can be used as a dehumidifying material for reducing energy consumption in air conditioning/climate control units.
|System and method for conducting heating, ventilation, and air conditioning analytics|
A system and method for conducting heating, ventilation, and air conditioning analytics is disclosed. The system uses one or more wireless pneumatic thermostats (wpt) and/or various other sensors in communication with a control device to maintain, troubleshoot, calibrate, optimize, or otherwise adjust an installed pneumatic hvac system..
|Heat exchanger, and method for transferring heat|
A heat exchanger is provided to efficiently transfer heat between air and a flow of refrigerant in a reversing air-sourced heat pump system. When the system is operating in heat pump mode, a flow of air is directed through the heat exchanger and is heated by the refrigerant.
|Foldable hvac conduit and duct collar|
What is presented is heating, ventilation, and air conditioning (hvac) ductwork. The hvac ductwork comprises a strip of material, which is divided into a plurality of circumferential segments by a plurality of living hinges.
|Automatic purging device for ac condensation drain lines|
An automatic condensate line purging device for hvac condensation lines using pressurized gas. The purging device is installed in the condensate drain line of an air conditioning system allowing condensate flow through the device during normal operation where no clog has occurred in the condensate drain line.
|Indoor coil adapter|
An adapter for controlling airflow between a first element and a second element in an air conditioning system is provided including a frame having a first frame piece and a second frame piece. A portion of the second frame piece overlaps the first frame piece.
|Fluid driven chiller system|
This chiller unit can be used for ice cream machineries, building machinery in hot weather, air conditioning units, military vehicles (tanks), medical devices that need fluid cooling units (especially the ammoniac freezer ones) and almost every industrial machine that uses water or fluid cooling systems.. .
|Integrated cascading plant|
An integrated refrigeration and air conditioning plant working with environmentally friendly natural refrigerant carbon dioxide (co2) and an ozone friendly non co2 refrigerant. The low temperature refrigeration is provided by evaporating co2 and the fluid is used as a secondary refrigerant, predominantly in liquid mode, for medium temperature refrigeration.
|Refrigerant circuit of an air conditioner with heat pump|
A refrigerant circuit of an air conditioning system for a passenger compartment of a motor vehicle having a primary circuit having a compressor configured to compress a refrigerant, a first heat exchanger in fluid communication with the compressor and configured to transfer heat between a refrigerant and the environment, a first expansion element in fluid communication with the first heat exchanger, and a second heat exchanger in fluid communication with the first expansion element and the compressor, the second heat exchanger configured to dehumidify intake air of the passenger compartment and a secondary circuit having a first flow pathway and a second flow pathway, the first flow pathway having a third heat exchanger in fluid communication with the compressor and configured to transfer heat from the refrigerant to the passenger compartment and a second expansion element in fluid communication with the third heat exchanger, and a third expansion element.. .
|Method for operating a compressed air brake system|
A method for operating a compressed air brake system in a motor vehicle equipped with a brake control device includes regulating the generation of compressed air and/or the supply of compressed air into a storage container and, in particular, the regeneration of an air conditioning system, using a compressor controller, and carrying out calculations for the compressor control in the brake control device.. .
|Vehicular air conditioning system|
A vehicular air conditioning system for saving energy includes: a first indoor cooling heat exchanger for suctioning in and cooling the air within or outside a vehicle; an indoor air conditioning heat exchanger installed on the downstream cooling heat exchanger for regulating the temperature of the applicable air, a refrigeration cycle connected to the applicable indoor air conditioning heat exchanger, a heating element mounted in the vehicle, and a circuit for the machine coolant circulating between the applicable heating element and the applicable first indoor cooling heat exchanger, and in which the air flow path for air flowing into the indoor air conditioning heat exchanger is structured by merging a flow path passing through the first indoor cooling heat exchanger to a flow path not passing through the first indoor cooling heat exchanger, and is also configured to allow switching to either of the two flow paths.. .
|Polymer composite materials for building air conditioning or dehumidification and preparation method thereof|
The present disclosure relates to the preparation of a polymer composite material for building air conditioning or dehumidification having superior water-adsorbing ability, durability and antibacterial properties by electro spinning. Specifically, the disclosed method for preparing a polymer composite material for building air conditioning or dehumidification includes: (s1) adding a crosslinking agent or a crosslinking agent and a porous filler for conferring durability and antibacterial properties into a hydrophilic polymer solution antibacterial properties to prepare a polymer composite material solution; (s2) electrospinning the polymer composite material solution to prepare a nanofiber sheet; and (s3) crosslinking the nanofiber sheet by heat-treatment.
|Co2 refrigeration system with integrated air conditioning module|
An integrated co2 refrigeration and air conditioning (ac) system for use in a facility includes one or more co2 compressors configured to discharge a co2 refrigerant at a higher pressure for circulation through a circuit to provide cooling to one or more refrigeration loads in the facility and a receiver configured to receive the co2 refrigerant at a lower pressure through a high pressure valve. The integrated system further includes an ac module configured to deliver a chilled ac coolant to ac loads in the facility.
|Magnetic refrigeration system and vehicle air conditioning device|
A magnetic refrigeration system constructed in such a way that a refrigerant transfer part transfers refrigerant from a first refrigerant discharge part of one refrigerant port to a first refrigerant circulation circuit after a magnetic field is applied to a magnetic working material by a magnetic field applying and removing part and that the refrigerant transfer part transfers refrigerant from a second refrigerant discharge part of other refrigerant port to a second refrigerant circulation circuit after the magnetic field is removed from the magnetic working material by the magnetic field applying and removing part.. .
|Mobile air cleaning unit and distribution system|
A mass transit vehicle includes a frame and a cabin mounted to the frame. The cabin includes a roof and a passenger zone defining a passenger zone length.
|Method for controlling an aircraft air conditioning system during maintenance|
In a method for controlling an aircraft air conditioning system, during normal operation of the aircraft, the supply of conditioned air from the aircraft air conditioning system to an aircraft region to be air conditioned is controlled such that the conditioned air is evenly distributed in the aircraft region to be air conditioned. During a predetermined operational phase of the aircraft, the supply of conditioned air from the aircraft air conditioning system to the aircraft region to be air conditioned is controlled such that the conditioned air is distributed only in a selected portion of the aircraft region to be air conditioned..
|Hvac adjustment module|
A heating, ventilation and air conditioning (hvac) system is provided. The system includes an integrated motor including a plurality of operating speeds and an input for selecting one of the plurality of operating speeds.
|Air conditioning system for vehicles|
In an air conditioning system, a control unit controls an adjusting unit to adjust a ratio between an amount of a first part of introduced air passing through a heater core and an amount of a second part of the introduced air bypassing the heater core to a first ratio at which the amount of the first part of the introduced air decreases from a maximized amount of the first part of the introduced air according to an increase in temperature of the heater core by a warming unit. When a setting temperature for air conditioning is increased by an input unit, the control unit controls the adjusting unit to change the ratio from the first ratio to a second ratio at which the amount of the first part of the introduced air increases..
A motor vehicle having air conditioning unit with a condensate drain and at least one water reservoir for a water using unit, especially a water injection unit, with an supply line to the water using unit. The motor vehicle allows a solid filling of water reservoir the condensate of the air conditioning unit to be filled into the water reservoir..
|Air conditioning device for vehicle|
A vehicle air conditioning apparatus is provided that can extend the mileage of a vehicle by reducing the power consumed by the operation of a compressor and a heater. When a required quantity of heating q_req is acquired, the minimum power sharing ratio between quantity of heat release q_hpof a water-refrigerant heat exchanger 22 and quantity of heat release q_htrof a water heater 32 is calculated, which allows the power consumption w_total to be minimized, and a compressor 21 and the water heater 32 is operated based on the result of the calculation..
|Air conditioning system and initiation control method of the same|
An air conditioning system includes a plurality of air conditioners to which electric power, temperature detection sensors for respectively detecting interior temperatures in air conditioning regions corresponding to the air conditioners, a temperature storage section for storing control temperatures of the plurality of air conditioners and the detected interior temperatures, a power restoration detection section for detecting that power supply is restored after power interruption, and an initiation timing setting section for, in a case where power restoration is detected, comparing the stored control temperatures with interior temperatures detected after power restoration or before power interruption and stored in the temperature storage section, and setting initiation timings of the air conditioners such that the air conditioner corresponding to the air conditioning region having a larger air conditioning load based on a difference between the temperatures is initiated earlier.. .
|Air conditioning system performance monitor|
An air-conditioning system performance monitor measures the temperature of air on either side of the evaporator. Then a microcontroller means calculates the temperature drop in the air flowing across the evaporator.
|Insulating cover for a/c unit|
Embodiments disclose an apparatus for enclosing and insulating an opening in a structure such as for an air conditioning unit or a sleeve. The apparatus includes a cover having a first section and a second section, wherein the first section is designed to be adjustable in relation to the second section; one or more insulating members positioned along an interior of the cover; two or more fasteners designed to secure the cover to an a/c unit sleeve or a structure.
|Motion detecting device, method of providing the same, and method of detecting movement|
In some embodiments, a motion detecting device is configured to detect whether one or more movement events have occurred. The motion detecting device can include: (a) a processing module configured to run on a computational unit; and (b) a sensing device having: (1) one or more pressure sensors configured to provide two or more pressure measurements; and (2) a transmitter electrically coupled to the one or more pressure sensors and configured to transmit the two or more pressure measurements to the computational unit.
|Air conditioning control system|
According to an embodiment, provided is an air conditioning control system having a remote controller which collectively controls air conditioning facilities respectively provided in multiple buildings through a network. A building monitoring and controlling device is provided in each of the buildings.
|Traction drive of an internal combustion engine and method for operating same|
A traction drive of an internal combustion engine and a method for operating same. In two drive planes the traction drive includes an auxiliary drive (1) and a starter (7) and enables, in addition to a normal operating mode, the following operating modes: starting of the internal combustion engine, boosting of the internal combustion engine, auxiliary air conditioning and decoupling of the auxiliary drive (1)..
|Bioreactor outlet air conditioning systems and associated methods|
A bioreactor outlet air conditioning system (10) has a bioreactor vessel (100) and a heat exchanger. The heat exchanger has a fluid flow path (196) from a headspace (108) in the vessel for venting air from the vessel, and a temperature control element (300) in thermal contact with the fluid flow path (196).
|Energy saving system and method for cooling computer data center and telecom equipment|
A system and method of reducing consumption of electricity used to cool electronic computer data center, networking, and telecommunications equipment, and to reduce the incidence of thermal failure of electronic components, includes provision of one or more partitions to reduce the volume of the cooled environment supplying coldest possible cooled air from air conditioning systems to a chamber adjacent to racks containing the electronic components, preventing dilution of the supplied cooling airflow by warmer air from outside of the reduced volume environment, and controlling the delivery of cooling air flow through the reduced volume of the cooled environment.. .
|Locking swivel support apparatus|
An improved hanging apparatus with a locking swivel for suspending objects from an overhead structure is provided. The apparatus may advantageously be employed to suspend a heating, ventilation, and air conditioning (“hvac”) unit from a ceiling, ceiling joists, beams, trusses, rafters, or the like of a room or space to be heated or cooled by the hvac unit..
|Hair cleansing and conditioning composition|
The present invention comprises a composition for hair cleansing and conditioning, including at least one anionic surfactant, at least one cationic hair conditioning agent, and an acrylate-based polymer capable of thickening and stabilizing the composition, wherein the composition is essentially free of sulfate-based surfactant and silicone-based hair conditioning agent. In addition, the invention also comprises a method of cleansing and conditioning hair by providing a composition having at least one anionic surfactant, at least one cationic hair conditioning agent, and an acrylate-based polymer capable of thickening and stabilizing the composition, applying the composition to treat the hair of a user and rinsing the treated hair with sufficient amount of water..