|| List of recent Refrigerant-related patents
| Suction muffler for compressor|
To prevent oil from being drawn into a suction muffler of a compressor, a suction muffler 7 is disposed in a compressor casing at an inlet of a compression chamber at an upstream side of a refrigerant passage and positioned so that the suction muffler 7 receives oil, in which an upper lid member 71, and a lower lid member 72 having a bottom wall to which refrigerant introducing and leading-out pipes 8, 72d are connected, are fitted and secured by bringing an inner face of a side wall of the member 71 into tight contact with an outer face of a side wall of the member 72, and a protruding portion 72f is provided by forming a lower end of side wall of the member 71 to protrude below a lower face of bottom wall of the member 72, to surround connecting portions of the pipes 8, 72d.. .
| Premises power source accessory panel for an outdoor unit and method of adapting an outdoor unit with the same|
An outdoor unit of an hvac system comprises a frame, at least one refrigerant coil mounted to the frame, a fan motor, a compressor, a controller, and a premises power source accessory panel. The fan motor is coupled to a fan which drives air through the refrigerant coil.
| Stable formulated systems with chloro-3,3,3-trifluoropropene|
The present invention relates to formulated refrigerant systems of 1-chloro-3,3,3-trifluoropropene (r-1233zd) that are sufficiently thermally and chemically stable such that they can be effectively used sans additional stabilizers. The formulations of the present invention are particularly useful compositions for refrigeration, heat transfer and foam blowing..
| Flow control valve|
A flow control valve comprises a valve seat (1) having a valve port (121) in its valve chamber and a valve rod (2) opening or closing the valve port (121). A sleeve protrusion part (122) projects upward from the valve port (121) in an axial direction thereof.
| Condenser for vehicle|
A condenser for vehicles may include a main heat-discharging unit formed with a plurality of first and second flow paths alternately, an overcooling heat-discharging unit disposed on a lower portion of the main heat-discharging unit, and formed with third and fourth flow paths, a receiver drier unit mounted on an upper portion of the overcooling heat-discharging unit to separate the refrigerant that flows through the main heat-discharging unit and the overcooling heat-discharging unit, to filter moisture and foreign materials therefrom and then to supply a filtered refrigerant to the overcooling heat-discharging unit. .
| Water-cooled condenser|
A water-cooled condenser that exchanges heat between refrigerant of an air conditioner for a vehicle and coolant, and then send the refrigerant out to a air-cooled condenser through a refrigerant outlet port. The refrigerant outlet port is connected with the air-cooled condenser at a position that doesn't overlap a bumper reinforcement arranged in front of the air-cooled condenser at a front section of the vehicle when viewed along an airflow direction toward the air-cooled condenser.
| Vapor-compression refrigeration apparatus with backup air-cooled heat sink and auxiliary refrigerant heater|
Apparatus and method are provided for cooling an electronic component. The apparatus includes a refrigerant evaporator in thermal communication with a component(s) to be cooled, and a refrigerant loop coupled in fluid communication with the evaporator for facilitating flow of refrigerant through the evaporator.
| Fluid management in a hvac system|
Embodiments of a spill over tank for an evaporator of a hvac system are described. The spill over tank may be configured to receive a refrigerant directed out of the evaporator.
| Modular co2 refrigeration system|
A cascade co2 refrigeration system includes a medium temperature loop for circulating a medium refrigerant and a low temperature loop for circulating a co2 refrigerant. The medium temperature loop includes a heat exchanger having a first side and a second side.
| Systems and methods for using two refrigerants, augmentation and expansion valves to enhance mechanical advantage|
A mechanical leverage system comprising an expansive side and a compressive side, wherein the compressive side comprises a compressor which is in controlled fluid communication with a first evaporator and a first condenser, wherein the expansive side comprises an expander which is in controlled fluid communication with a second evaporator and a second condenser, wherein the second evaporator absorbs heat from a space such as an attic and drives the expander, and thus, the compressor to which the expander is connected, and wherein there is a difference between the properties of the refrigerant used in the expansive side and the compressive side, such that the difference in refrigerant properties influences the mechanical advantage ratio of the system.. .
| Mixing method and cooling mixer|
A mixing process for mixed material, in particular bulk material with simultaneous cooling of the mixed material in a double-walled mixing vessel where a coolant is circulated in the space between the external walls, whereby the coolant is formed by the refrigerant in a refrigerator which is released from high pressure in the space between the external walls and which evaporates and extracts temperature from the mixed material.. .
| Adsorption-type heat pump using seat valve and information processing system|
An adsorption-type heat pump includes an adsorber having an adsorbent and capable of switching between an adsorption process of causing an adsorbent to adsorb a refrigerant and a desorption process of desorbing a refrigerant from an adsorbent, a condenser, an evaporator, a first flow hole which causes a refrigerant to flow from the adsorber to the condenser, a second flow hole which causes a refrigerant to flow from the evaporator to the adsorber, and a seat valve body arranged on at least one of the first flow hole and the second flow hole, having a seat material and an opening and closing assisting plate material joined to an end part of the seat material and formed by a temperature-dependent material which deforms in accordance with temperature, and opening and closing at least one of the first flow hole and the second flow hole.. .
A heat exchanger having an improved distribution structure in which one inlet pipe is connected to a header which is partitioned into a first sub-chamber in which a refrigerant flows through the inlet pipe and a second sub-chamber in which tubes communicate with each other, and a distribution pipe is installed at the header and causes the first sub-chamber and the second sub-chamber to communicate so that the refrigerant in the first sub-chamber can be distributed to the tubes. The distribution pipe can pass through and can be combined with a partitioning baffle that is combined with the header to partition a chamber of the header into the first sub-chamber and the second sub-chamber..
|Heat exchanger for vehicle|
A heat exchanger for a vehicle is provided on the air-conditioning pipe between a compressor and an expansion valve in an air conditioning system, and may include: a heat exchanger unit alternately formed with first and second flow paths in an inner portion in which a refrigerant is condensed through a heat exchange of a refrigerant and a working fluid; first and second inlets formed to flow in the refrigerant and the working fluid into the inner portion; first and second outlets each formed on another side of the heat exchanger unit to exhaust the refrigerant and the working fluid; and a noise reducing unit provided on one side of the heat exchanger unit to reduce noise and vibration generated when the refrigerant supplied from the compressor is moved.. .
|Cooling system including a controlled atmospheric heat rejection cycle with water re-capture|
The present disclosure relates to a cooling system including a controlled atmospheric heat rejection cycle with water re-capture. The cooling system for cooling a heat load includes a first evaporative section configured to circulate a first fluid to enable heat transfer from the heat load to the first fluid, a second evaporative section in fluid communication with the first evaporative section and configured to circulate the first fluid, and a liquid refrigerant distribution unit in thermal communication with the second evaporative section.
|Cooling system for vehicle|
An air-conditioning system for a vehicle may include a cooling unit including a radiator, a cooling fan to introduce air in the radiator, a water pump connected to the radiator through the cooling line, and a reserver tank provided on the cooling line to store a cooling fluid, a first condenser connected to the cooling line between the radiator and the reserver tank such that a cooling fluid is introduced and a refrigerant is introduced through a refrigerant line, and the refrigerant is condensed by heat exchange between the cooling fluid and the refrigerant, and a second condenser serially connected to the first condenser on the refrigerant line such that a condensed liquid phase refrigerant is introduced, and disposed on a front of the radiator such that the refrigerant is condensed by an air cooling type through heat exchange between the refrigerant and an outdoor air introduced on driving.. .
|Refrigeration cycle device and air-conditioning apparatus|
A refrigeration cycle device selectively performs a heating operation and a cooling operation. The refrigeration cycle device includes: a compressor that suctions a refrigerant and compresses the refrigerant; a first heat exchanger, a second heat exchanger, a third heat exchanger, and a fourth heat exchanger each of which exchanges heat with the refrigerant; an ejector that includes a refrigerant inlet port, a refrigerant suction port, and a refrigerant outlet port; a controller that is connected between the first heat exchanger and the second heat exchanger and configured to control a flow rate of the refrigerant; and a switching device configured to perform switching of a flow path of the refrigerant in both the heating and cooling operations..
|Expansion valve for a vapour compression system with reversible fluid flow|
The expansion valve (16) is suitable for use in a vapour compression system (1) being capable of selectively operating in air condition mode or heat pump mode, and where reversal of refrigerant flow is therefore necessary. The expansion valve (16) automatically ensures that expanded refrigerant is supplied to a relevant heat exchanger (3, 4), thereby ensuring proper operation of the vapour compression system in air condition mode as well as in heat pump mode..
A computing device calculates a quality of a refrigerant flowing out of a second expansion device on the basis of an inlet liquid enthalpy calculated on the basis of a temperature of the refrigerant flowing into the second expansion device and a saturated gas enthalpy and a saturated liquid enthalpy calculated on the basis of a temperature of the refrigerant flowing out of the second expansion device or a pressure of the refrigerant sucked into a compressor; calculates a liquid-phase concentration and a gas-phase concentration of the refrigerant flowing out of the second expansion device on the basis of the temperature of the refrigerant flowing out of the second expansion device and the pressure of the refrigerant sucked into the compressor; and calculates a composition of the refrigerant circulating in a refrigeration cycle on the basis of the calculated quality, liquid-phase concentration, and gas-phase concentration.. .
|Control of compressor outlet pressure based on temperature of thermal load cooled by coolant in electric vehicle|
A thermal management system is provided for a vehicle having an electric traction motor. The system includes a coolant system configured to convey coolant through a first thermal load, a refrigerant circuit including a condenser and a compressor configured to compress a refrigerant, a control system and a sensor.
|Vehicular heat pump system and control method|
A vehicular heat pump system may have two inside heat exchangers within an hvac module, and may operate in mild cooling and mild heating modes. In mild cooling mode, a first isolation valve and a second isolation valve are fully open and closed, respectively, to direct the refrigerant flow to the first inside heat exchanger only.
|System using refrigeration system waste heat|
A system using waste heat of a refrigeration unit to heat a food product, having a heating loop connected to a refrigeration unit between the compressor and the condenser, and configured to allow refrigerant to enter the heating loop to transfer heat to a food product.. .
|Cold-storage heat exchanger|
A cold storage heat exchanger includes multiple refrigerant tubes having therein refrigerant passages. The refrigerant tubes are arranged to provide a clearance therebetween.
|Method of cooling for injection engine and cooling device thereof|
A method of cooling for an injection engine and cooling device thereof are provided. The cooling device includes a casing, a by-pass, and a second evaporator.
|Configurations and methods of co2 capture from flue gas by cryogenic desublimation|
Systems and methods of co2 desublimation are presented in which refrigeration content is retained within the system. Most preferably, refrigeration content is recycled by providing the refrigeration content of a co2-lean feed gas to the co2-containing feed gas and to pre-cooling of a desublimator, and/or by providing refrigeration of effluent of a desublimator in regeneration to a refrigerant in a closed refrigeration cycle for deep-cooling of another desublimator..
|Refrigeration cycle device|
The present invention provides a capacity-control refrigeration cycle device capable of efficiently vary capacity, and in any of a full operation mode in which capacity of the refrigeration cycle device is not controlled and an operation mode in which the capacity is controlled, all of refrigerants are discharged into a hermetic container 1 and then, the refrigerants pass through a discharge path 11 and are guided to outside of the hermetic container 1. After a refrigerant and oil are sufficiently separated in the hermetic container 1, the refrigerant is discharged to outside of the hermetic container 1.
|Heat pump system and air-conditioner|
A heat pump system, including a main heat pump system and a directly expanded strong cool-heat radiation plate provided on the building surface and serving as the terminal of the main heat pump system. The directly expanded strong cool-heat radiation plate enables refrigerant in the main heat pump system to circulate therein.
An air-conditioning apparatus includes a controller which calculates a composition ratio of a refrigerant mixture using a high-pressure-side pressure of a refrigerant discharged from a compressor, a low-pressure-side pressure of a refrigerant to be sucked into the compressor, a high-pressure-side temperature of a refrigerant at an inlet side of a second expansion device in a high/low pressure bypass pipe, and a low-pressure-side temperature of a refrigerant at an outlet side of the second expansion device in the high/low pressure bypass pipe and which determines whether to open or close a bypass-channel opening/closing device.. .
|Multifunctional refrigerant container and method of operating such a refrigerant container|
A refrigerant container, which is in particular suitable for use in a cooling system designed for operation with a two-phase refrigerant, includes a receiving space for receiving a refrigerant that is disposed in an interior of the refrigerant container. Disposed in the receiving space of the refrigerant container is a heat exchanger allowing passage of a further refrigerant therethrough and being configured to remove heat from refrigerant in the liquid and/or gaseous state of aggregation that is received in the receiving space in order to supercool the refrigerant and/or convert the refrigerant to the liquid state of aggregation..
|Heat pump laundry dryer|
A heat pump laundry dryer has a casing (1) accommodating therein a heat pump system having a refrigerant fluid evaporating unit and a refrigerant fluid condensing unit for carrying out a drying treatment on laundry. The dryer further includes a basement (8) having a condensate draining path (21) for conveying moisture condensed from a drying air flow towards a reservoir (24).
|System and method for storing and dispensing fuel and ballast fluid|
A system for storing and dispensing fuel and a ballast fluid is disclosed. The system may be installed in a station.
|Hydraulic power system for hvac compressor|
A modular hvac unit may incorporate a hydraulically powered refrigerant compressor to more efficiently provide air conditioning to an operator cab of a work machine. The refrigerant compressor may be fluidly powered by a hydraulic fluid motor fluidly coupled to and driven by a variable displacement pump.
Heat exchanger having a block of flat tubes arranged parallel to one another and having fins arranged between the flat tubes, wherein the flat tubes form flow ducts through which a refrigerant can flow, and a coolant can flow around the flat tubes, wherein the flat tubes are in fluid communication, at end regions, with collecting tanks, wherein the refrigerant can be made to flow into an inflow region of a collecting tank in fluid communication with at least one of the flow ducts, wherein the inflow region has a line, which extends through the inflow region, for inflow of the refrigerant, wherein a refrigerant passage is provided from the line to the collecting tank inflow region, said refrigerant passage arranged in the central region of the collecting take inflow region, wherein the central region is in relation to a direction oriented perpendicularly to a plane of the flat tubes.. .
A heat exchanger having an improved structure which allows refrigerant tubes to be firmly bonded to heat exchange fins. The heat exchanger includes a plurality of refrigerant tubes spaced apart from each other, headers coupled to both end portions of the refrigerant tubes, and heat exchange fins coupled to the refrigerant tubes and disposed spaced apart from each other.
|Cold-storage heat exchanger|
A cold storage heat exchanger includes multiple refrigerant tubes, a cold storage container, an inner fin, a cooling air passage and an air-side fin. The inner fin is arranged inside of the cold storage container.
|Cold-storage heat exchanger|
A cold storage heat exchanger includes multiple refrigerant tubes, a cold storage container that is bonded to the refrigerant tube and defines a compartment receiving a cold storage material, and an inner fin arranged inside of the cold storage container. The cold storage container has a portion that stops and fixes the inner fin, and the cold storage container has a space where air is sealed.
|System and method for storing and dispensing fuel and ballast fluid|
A system for storing and dispensing fuel and a ballast fluid is disclosed. The system may be employed in a vehicle or facility having a power plant.
|Ice making unit and refrigerator having the same|
A refrigerator includes a body provided with a freezing compartment, a refrigerating compartment and an ice making compartment provided in the refrigerating compartment; an ice making unit including an ice making tray to produce ice in the ice making compartment; an ice storage container to store the ice made by the ice making unit; and a refrigerant pipe protruding from an interior wall of the body to supply cooling energy to the ice making compartment. A drainage duct is disposed between the ice making unit and the ice storage container adapted to prevent water drops from the ice making unit falling into the ice storage container.
An air-conditioning apparatus is capable of suppressing refrigerant flow noise regardless the refrigerant state of an inlet of an expansion mechanism. In parallel to a flow control valve, an opening and closing valve that opens and closes a refrigerant passage and an expansion mechanism having porous bodies capable of passing a refrigerant therethrough are connected in series with each other.
A refrigeration apparatus includes a high-temperature side circulation circuit, a low-temperature side circulation circuit, a cascade capacitor, and control means. The high-temperature side circulation circuit forms a refrigerant circuit in which a high-temperature side compressor, a high-temperature side condenser, a high-temperature side expansion device, and a high-temperature side evaporator are connected by a pipe.
In an air-conditioning apparatus, a controller controls an amount of refrigerant injection into a compressor by controlling an opening area of an expansion device such that the electric power consumption of the compressor becomes smaller, or such that a heating capacity or a cooling capacity of an intermediate heat exchanger becomes larger.. .
|Integral air conditioning system for heating and cooling|
An air conditioner includes a first compressor and a first indoor heat exchanger, and the air conditioner forming a first refrigeration cycle. A cooler includes a second compressor and a second indoor heat exchanger, and the cooler forming a second refrigeration cycle the cooler includes a sensing part to detect a pressure and/or temperature of a refrigerant circulating in the second refrigeration cycle; and a branch part includes a plurality of branches for dividing the refrigerant to be introduced into the second heat exchange part..
|Exdributor valve for heat exchanger|
An exdributor valve of a heat exchanger includes a distributor formed to define an interior and configured to distribute single phase liquid refrigerant from the interior then change to a two-phase refrigerant to cooling channels of the heat exchanger and a flow modulation device. The flow modulation device is operably interposed between the interior of the distributor and the cooling channels and is configured to modulate an area through which the single phase liquid refrigerant is permitted to flow from the interior of the distributor then change to a two-phase refrigerant to equally distribute to each of the cooling channels..
|Home laundry dryer|
A laundry dryer (1) includes a closed-circuit, hot-air generator (5). The hot-air generator (5) is provided with a heat-pump assembly (11).
Bearing grease includes an ether base oil and a urea thickener, and is used in an atmosphere of a fluorine compound-based refrigerant. No grease is eluted for a long period in a bearing with use of the bearing grease.
|Azeotrope-like compositions of tetrafluoropropene and hydrofluorocarbons|
Provided are azeotrope-like compositions comprising tetrafluoropropene and hydrofluorocarbons and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agent compositions, and aerosol propellants.. .
|Heat exchanger and refrigeration cycle apparatus including same|
A heat exchanger in which inner wall surfaces of refrigerant passages through which a first refrigerant and a second refrigerant flow are constituted by a different metal and in which a heat exchange performance is improved. Second-refrigerant heat-transfer tubes that are formed with a metal different from a heat transfer block are each inserted through a corresponding second-refrigerant heat-transfer-tube insertion hole.
|Production of ethane for start-up of an lng train|
A process is described herein for the production of a selected quantity of ethane as a component of a production inventory of mixed refrigerant for an lng production plant prior to start-up of the lng production plant.. .
A cooling apparatus that cools an hv device includes: a compressor that circulates a refrigerant; a heat exchanger that performs heat exchange between the refrigerant and outside air; an expansion valve that reduces a pressure of the refrigerant; a heat exchanger that performs heat exchange between the refrigerant and air-conditioning air; a cooling unit provided on a path of the refrigerant flowing between the heat exchanger and the heat exchanger via the expansion valve in order to cool the hv device by using the refrigerant; and a four-way valve that switches between a refrigerant flow from the compressor to the heat exchanger and a refrigerant flow from the compressor to the heat exchanger.. .
|Heat exchanger arrangement for heat uptake and air conditioning system of a motor vehicle|
The invention concerns an air conditioning system for conditioning the air of a passenger compartment of a motor vehicle including a housing with a first flow channel and a second flow channel for conducting air and a refrigerant circuit with an evaporator and a condenser. The evaporator is arranged in the first flow channel and the condenser in the second flow channel.
|Heat exchanger arrangement and air conditioning system of a motor vehicle|
The invention relates to a heat exchanger arrangement for heating of air, with a heat exchanger (8) which is integrated into a refrigerant circuit (60), configured to be able to have refrigerant flow through it and able to be impinged on by air. The heat is transferred from the refrigerant to the air.
|Air conditioning system for a motor vehicle|
The invention relates to an air conditioning system for conditioning the air of a passenger space of a motor vehicle, the system including a refrigerant circuit with a compressor, a first heat exchanger for the heat exchange between the refrigerant and the environment and a second heat exchanger for supplying heat from the refrigerant to the air supply to be conditioned for the passenger space. The refrigerant circuit further includes, in the flow direction of the refrigerant after the compressor, a valve arrangement.
|Method of operating an evaporator assembly with a fan controller|
A method of operating an evaporator assembly in which a refrigerant is circulatable to transfer heat out of air in a housing. The evaporator assembly includes a thermostat that completes a solenoid control circuit when the temperature of the air in the housing is above a predetermined cut-in temperature, and opens the solenoid control circuit when the temperature of the air is below a predetermined cut-out temperature.
|Method for operating an air conditioner for a motor vehicle|
The invention relates to a method for operating an air conditioner (1) for treating the air of a passenger compartment of a motor vehicle. The air conditioner (1) exhibits a refrigerant circuit (2) configured for a combined cooling unit and heat-pump mode and for a post-heating mode.
|Method and diagnostic tester for detecting a fault in a cooling circuit of a motor vehicle|
A method for detecting a fault in a cooling circuit of a motor vehicle, the cooling circuit having, in the flow direction of a refrigerant, a compressor, a condenser, an expansion device and an evaporator, includes the following steps: measuring a first refrigerant pressure when the compressor is turned off; turning on the compressor; and is characterized by the steps: measuring a second refrigerant pressure after a certain time interval; forming a differential value from the second refrigerant pressure measured previously and the first refrigerant pressure; and comparing the differential value with at least one differential value for detecting a fault in the cooling circuit.. .
|Wide range temperature control system for semiconductor manufacturing equipment using thermoelectric element|
A wide range temperature control system for semiconductor manufacturing equipment uses a thermoelectric element applied to a chiller that is a temperature control device for semiconductor manufacturing equipment. The refrigerant circulated through a refrigerant tank passes through thermoelectric element block groups and is cooling and heating controlled, outputs of the thermoelectric element block groups are then supplied to a load, a heat exchanger using process cooling water (pcw) is configured in the refrigerant tank in which the refrigerant recirculated from a working load is stored, a heater for high temperature heating is further configured, some of the thermoelectric element block groups at a high temperature are bypassed through a variable valve, the polarity of a voltage is reversed in the thermoelectric element block groups through which a high-temperature refrigerant passes, and a part of an insulating element adjacent to the refrigerant is maintained at a lower temperature than the refrigerant..
|Cooling unit and electronic equipment|
A cooling unit includes a radiator, a rigid supply pipe connected to the radiator, and a refrigerant that is air-cooled by the radiator flows, a plurality of open nozzles provided at the supply pipe to correspond to the respective plurality of heat-generating components, a plurality of heat receiving units that are mounted to the respective plurality of heat-generating components and connected to the respective open nozzles, and allow a refrigerant supplied from the open nozzles to flow through internal channels, and a plurality of return pipes each of which is provided for each of the heat receiving units and joined to the heat receiving unit, and returns the refrigerant discharged from the heat receiving unit to the radiator, wherein the respective heat receiving units are connected to the supply pipe to be relatively displaceable, and the respective return pipes are connected to one another in series and relatively displaceably.. .
In a semiconductor device including semiconductor modules, it is possible to average the temperatures of the semiconductor modules. At least two semiconductor modules, wherein a plurality of semiconductor circuits, on which are mounted one or more semiconductor chips having a gate terminal and gate resistors connected to the gate terminals, are disposed in parallel, are disposed above a cooling body so that an array direction of the semiconductor circuits is a direction intersecting a refrigerant flow.
|Non-flammable compositions of chloro-trifluoropropene|
The present invention relates to non-flammable compositions comprising chlorotrifluoropropene with reduced risk of flammability which are useful as refrigerants, heat transfer fluids, solvents, cleaners, blowing agents, aerosols, extraction fluids, and the like.. .
|Hot press molding method and hot press molding die|
The present invention provides a hot press molding method for molding a heated metallic plate (k) using a molding die (20, 60) comprising an upper die (21) and a lower die (20). According to the method, the heated metallic plate is arranged between the upper die and the lower die, the upper die and the lower die are brought together, and the metallic plate held between the dies is pressed.
|Accumulator heat exchanger|
Disclosure relates to an accumulator heat exchanger. The accumulator heat exchanger is capable of guiding only a gas-phase refrigerant to a compressor by allowing a high pressure refrigerant passing through a condenser to pass through an accumulator and to be heat exchanged with a low pressure refrigerant, thereby promoting evaporation of a liquid-phase refrigerant..
An isothermal turbo-compressor-condenser-expander arrangement includes heat-transferring blades that are mounted on, or surround, individual conduits to promote air exchange and heat transfer. In operation, the open framework rotates in free air to promote heat exchange.
|Cold-storage heat exchanger|
Provided is a cold-storage heat exchanger. The cold-storage heat exchanger includes a pair of header tanks, and tubes which are arranged in three rows with respect to the direction of the flow of air and connected at opposite sides thereof to the header tanks.
|Air conditioning device, in particular for a rail vehicle|
An air conditioning device is provided. The air conditioning device includes a primary circuit in which a refrigerant circulates, the primary circuit including an evaporator, and a first secondary circuit in which a first fluid circulates.
|Air conditioning system|
An air-conditioning system including an air-conditioning apparatus having a compressor circulating a refrigerant, and an outdoor unit and an indoor unit performing air conditioning of an air-conditioned room; outside air introduction means supplying air outside the air-conditioned room; outside air temperature detection means detecting a temperature outside the air-conditioned room; human body position detection means detecting a user in the air-conditioned room; target-room-temperature determination means determining a user number and/or a variation of the user number in the air-conditioned room on the basis of the detection of the human body position detection means and determining a target room temperature; and cooling-operation-method determination means determining whether to operate the air-conditioning apparatus or to operate the outside air introduction means on the basis of the target room temperature and the temperature outside the air-conditioned room.. .
|Trans-chloro-3,3,3-trifluoropropene for use in chiller applications|
The present invention relates to refrigerant compositions containing trans-chloro-3,3,3-trifluoropropene (1233zd(e)) useful for chiller applications and processes using 1233zd(e).. .
|Heat pump system for vehicle and method of controlling the same|
A heat pump system for a vehicle may include a cooling apparatus that supplies and circulates coolant to a motor and an electrical equipment through a cooling line, wherein the cooling apparatus includes a radiator, a cooling fan that ventilates wind to the radiator, and a water pump connected to the cooling line, and an air conditioner apparatus connected through a refrigerant line, wherein the air conditioner apparatus includes a water-cooled condenser connected to the cooling line to change a temperature of the coolant using a waste heat that has occurred in the motor and the electrical equipment according to each mode of the vehicle and that is connected to the refrigerant line to enable an injected refrigerant in the refrigerant line to exchange a heat with the coolant at the inside thereof, and an air-cooled condenser connected in series to the water-cooled condenser through the refrigerant line.. .
|Apparatus and method for controlling refrigerant temperature in a heat pump or refrigeration apparatus|
An apparatus includes: a compressor including a pair of ports in fluid communication with first and second heat exchangers and a reduced temperature refrigerant inlet for receiving reduced temperature refrigerant; and an expansion device coupled between the first and second heat exchangers for reducing a pressure of refrigerant flowing from one of the first and second heat exchangers to the other of the first and second heat exchangers; wherein the compressor, the first heat exchanger, the expansion device and the second heat exchanger are arranged in a loop to operate as a refrigeration or heat pump apparatus.. .
|Non-explosive mixed refrigerant for re-liquefying device in system for supplying fuel to high-pressure natural gas injection engine|
Provided is a nonflammable mixed refrigerant for use in a reliquefaction apparatus of a fuel supply system that compresses bog generated in an lng storage tank to a medium pressure, reliquefies the compressed bog, compresses the reliquefied bog to a high pressure, gasifies the compressed requefied bog, and supplies the gasified bog to a high-pressure natural gas injection engine. A nonflammable mixed refrigerant for use in a fuel supply system for a high-pressure natural gas injection engine is provided.
|Heating/cooling system for indwelling heat exchange catheter|
A cooling system for an indwelling heat exchange catheter includes a heat exchange bath that is configured to receive a conduit that carries saline to and from the catheter. A heating/cooling fluid is in the bath and exchanges heat with the saline.
|Mgb2 superconducting multi-core wires, superconducting cables, and superconducting magnets|
The present invention provides a mgb2 multi-core wire including a plurality of mgb2 single-core wires having a mgb2 superconducting core part and a metal sheath part the metal sheath part is provided on the outer surface of the mgb2 superconducting core part, wherein a plurality of the mgb2 single-core wires is bound with each other, and a gap is provided between a plurality of the mgb2 single-core wires, and a refrigerant for flowing in the gap in a direction of a longitudinal axis of the mgb2 single-core wires.. .
|Magnetic drive coupling apparatus|
A magnetic drive coupling apparatus is provided and includes a drive unit having a first rotatable shaft and an open drive assembly, a driven unit having an end face and a second rotatable shaft extending through the end face axially overlap, a magnetic drive coupling having first and second magnetically attractive parts associated with the first and second rotatable shafts, respectively, which transmits rotation between the first and second rotatable shafts and a sealing unit coupled to the end face to encompass the second magnetically attractive part and to hermetically seal oil and refrigerant in an interior of the driven unit.. .