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Matches 1 - 50 out of 12,096

Document Document Title
WO/2019/194819A2
A heat station for a GM or Stirling cycle expander provides a versatile, efficient, and cost effective means of transferring heat from a remote load at cryogenic temperatures that is cooled by a circulating cryogen to the gas in a GM or ...  
WO/2019/185121A1
A refrigeration system, in particular a transport refrigeration system, comprising a refrigeration circuit, in particular one that operates using CO2 as the refrigerant, in which a total mass flow of the refrigerant is conveyed; a heat e...  
WO/2019/188170A1
A cryogenic refrigerator 10 is provided with: a reversible motor 40; a displacer 24 that reciprocates in the axial direction; a cylinder 28 demarcating an expansion space 34 between the cylinder itself and the displacer 24, the expansion...  
WO/2019/178641A1
An air-conditioning integrated parallel compression transcritical refrigeration rack system has a high-pressure control valve feeding a liquid receiver. The liquid receiver feeds at least one suction group and the at least one suction gr...  
WO/2019/181596A1
A cryogenic refrigerator system 10 is provided with: a compressor 12; a cold head 14; a high-pressure line 24 that connects a discharge port 12a of the compressor 12 to a high-pressure port 14a of the cold head 14; a low-pressure line 26...  
WO/2019/181595A1
A cryogenic refrigerator 10 comprising: a cold head 14; a plurality of compressor main bodies 16 connected in parallel to the cold head 14; a plurality of state detection sensors 20, said state detection sensor 20 being provided in corre...  
WO/2019/178499A1
Disclosed are methods of retrofitting heat transfer systems containing or designed to containing HFC-134a as the refrigerant comprising: removing at least a portion of said HFC-134a from said system; and introducing into said system a re...  
WO/2019/173330A1
A refrigeration apparatus comprises a first refrigerant system and a second refrigerant system. The first refrigerant system comprises a first compressor, a cascade heat exchanger and a first evaporator. The second refrigerant system com...  
WO/2019/172144A1
A cryogenic refrigerator 10 comprising: high-pressure lines 24 through which a refrigerant gas can flow from a first compressor 12 and a second compressor 14 to a high-pressure port 16a of a cold head 16 through a convergence part 25; an...  
WO/2019/172001A1
This refrigeration device is provided with an inner box which surrounds a cooling compartment, a refrigerant liquefying device which is disposed at a higher position than the inner box, and refrigerant piping which is connected to the re...  
WO/2019/165254A1
A climate-control system includes a working fluid circuit and a storage tank. The working fluid circuit has a first compressor, a first heat exchanger, a second heat exchanger, a flash tank, and a third heat exchanger. The first heat exc...  
WO/2019/163978A1
This heat exchanger 18 is provided with: a low temperature side flow path 32 in which liquid helium at a low temperature flows; a high temperature side flow path 30 in which liquid helium at a high temperature flows; and a heat transfer ...  
WO/2019/163742A1
A cryogenic refrigerator 10 comprising: a compressor 12; an expansion device 14; a gas line 34 comprising a high-pressure line 35 and a low-pressure line 36; a bypass line 24 connecting the high-pressure line 35 and the low-pressure line...  
WO/2019/162515A1
The present invention pertains to a cryogenic refrigeration system and method for cryogenic refrigeration of a process medium. In particular, the invention relates to a counter flow heat exchanger configuration and pressure regulator arr...  
WO/2019/155382A1
A cryogenic device having a cold head of a fixed cross-sectional profile. The cryogenic device includes a cold head having a core layer having a fixed cross-sectional profile. The core layer includes a body having side walls outlining th...  
WO/2019/150034A1
The invention relates to a refrigerant circuit (3) for a vehicle, comprising a compression device (6), and a refrigerant ejector (12), the circuit (3) comprising a first thermal exchanger (7) arranged such that a flow of air outside a ve...  
WO/2019/147563A1
A liquid nitrogen-based cooling system features a cooling circuit and a liquid nitrogen-based heat sink. Heat absorbed by fluid flowing in the cooling circuit is subsequently absorbed by liquid nitrogen within the heat sink, which causes...  
WO/2019/146215A1
A cryogenic cooling system 10 comprising: a gas circulation source 12; a cryogenic refrigeration machine 22 for cooling a cooling gas; a cooling gas flow passage 14 through which the cooling gas flows from the gas circulation source 12 t...  
WO/2019/141019A1
A control method for a transcritical carbon dioxide composite heat pump system, comprising a CO 2 main path compressor (1), an air cooling-air cooling recombiner (2), a supercooling-evaporation recombiner (3), an evaporator (5), and a CO...  
WO/2019/139906A1
Cooling or refrigeration systems, and methods of operating same, are disclosed herein. In one example embodiment, such a system includes a first and second high stage circuits each including a respective heat exchanger and a respective c...  
WO/2019/126899A1
The invention relates to a method for transferring heat between two or more media, which can be used for domestic, commercial or industrial purposes, subject only to the existence of a temperature difference and to pressure variations. T...  
WO/2018/118019A8
A cryogenic refrigerator system with heaters is constructed in modular form to serve as a portable servicing system to warm up and then cool down a target object by circulating a gaseous cryogen through a target object cryostat without m...  
WO/2019/102564A1
A thermoacoustic engine 110, which is incorporated in a thermoacoustic pipe 102 in which a working gas is sealed, comprises: a heat storage device 111 having a plurality of flow paths 111c penetrating in the longitudinal direction; a hig...  
WO/2019/103495A1
The present invention relates to an air conditioner. The air conditioner according to the concept of the present invention is an air conditioner including a compressor, a condenser, an expansion valve, and an evaporator, and comprises: a...  
WO/2019/104156A1
An energy storage system is disclosed. The energy storage system includes a turbo train drive, a hot heat sink, and a reservoir. The turbo train drive is in mechanical communication with a compressor and an expander. The hot heat sink is...  
WO/2019/100122A1
Disclosed is a CO2 based refrigeration system comprising a condenser for transferring heat from a CO2 refrigerant of the refrigeration system to an air stream. The system further comprises an indirect evaporative cooler arranged to cool ...  
WO/2019/096984A1
A temperature-changing apparatus (1) has a container (30) for accommodating a pressurized primary medium, a primary element (10) which is connected to the container (30) via a connecting device (15), wherein the connecting device (15) is...  
WO/2019/099960A1
The present invention includes refrigerant composition, including trifluoroiodomethane (CF3I); 1,1,1,2-tetrafluoropropene (HFO-1234yf); difluoromethane (HFC-32); and pentafluoroethane (HFC-125), for use in a heat exchange system, includi...  
WO/2019/098128A1
A cryogenic refrigerator 10 is provided with: a displacer 20 capable of reciprocating in an axial direction; a drive piston 22 capable of reciprocating in the axial direction; a drive shaft 24, one end of which is rigidly coupled to the ...  
WO/2019/099862A1
In a cryopump, a primary cryopumping array having adsorbent and cooled by a second refrigerator stage extends along radiation shield sides. That array is shielded by a condensing cryopumping array that extends along the primary cryopumpi...  
WO/2019/094604A1
A thermal control method and assembly uses an expansion chamber structured to receive liquid nitrogen and expand the liquid to nitrogen gas having a first temperature. The nitrogen gas having the first temperature is provided to a system...  
WO/2019/094031A1
A refrigeration system includes a primary refrigeration circuit configured to circulate a C02 primary refrigerant and a secondary refrigeration circuit separate from the primary refrigeration circuit. The primary refrigeration circuit in...  
WO/2019/090885A1
A natural gas temperature-adjusting and pressure-adjusting system capable of absorbing heat in an ultra-low temperature environment based on incoming flow pressure energy recovery, relating to the field of natural gas (NG), comprising pi...  
WO/2019/091229A1
Disclosed is a balance type double-layer nozzle double-row tube gas wave refrigerator. By mounting a special double-layer nozzle (19) on a spindle (22) of the gas wave refrigerator to spray gas into a corresponding double-row oscillation...  
WO/2019/088819A1
The present invention, in general, relates to a low energy consumption air-conditioning system (100) enabled by a second stage temperature booster for air conditioning system. The key to the invention is the resulting consistent low ener...  
WO/2019/087952A1
An industrial furnace comprising: exhaust pipes (101, 102, 103) through which passes waste heat generated in furnace equipment (100) operating year-round; a first conversion unit (200) into which the waste heat passing through the exhaus...  
WO/2019/080967A1
The invention relates to a refrigeration system (1) which is designed with a primary circuit (2) for circulating a first working fluid using a first heat exchanger (6) and a secondary circuit (3) for circulating a second working fluid an...  
WO/2019/075649A1
Disclosed are a device and method for converting power as well as refrigerating, heating and generating electricity using low-temperature heat energy, wherein the same belong to the technical field of new energy resources, and particular...  
WO/2019/073971A1
A mounting structure for a cryogenic refrigerator 10, said mounting structure comprising: a sleeve 16; a flange interval adjustment mechanism 18 for adjusting an interval between a sleeve-side flange 50 and a cold-head-side flange 34 so ...  
WO/2019/075122A1
Techniques are disclosed for systems and methods to control operation of a cryocooler/refrigeration system to provide cryogenic and/or general cooling of a device or sensor system. A cryocooler controller includes a motor driver controll...  
WO/2019/066153A1
An air conditioner according to the present embodiment comprises: an outdoor unit which includes a compressor, an outdoor heat exchanger, and a main expansion device, and in which a refrigerant circulates by means of a refrigerant pipe f...  
WO/2019/060447A1
Disclosed are methods for providing heating and/or cooling of the type comprising evaporating refrigerant liquid and condensing refrigerant vapor in a plurality of repeating cycles, where the method comprises (a) providing the refrigeran...  
WO/2019/053908A1
This Stirling engine is provided with: a heating-side cylinder set including a pair of heating-side cylinders opposed to each other in a first direction, a pair of heating-side pistons which are reciprocably arranged in the respective he...  
WO/2019/052761A1
The invention relates to a method for air-conditioning a temperature-isolated test area of a test chamber for receiving a test object, said test area being closable with respect to the surroundings, and to a test chamber. A temperature r...  
WO/2019/048642A1
The invention relates to a heat exchange device and to a method for exchanging thermal energy between a first gas mass flow and a second gas mass flow.  
WO/2019/050571A1
A pulse-tube cryocooler (10) includes a compressor piston (40) that is axially aligned with a pulse tube (16). The compressor piston (40) is an annular piston that has a central hole (42) around its axis. An inertance tube (30), connecte...  
WO/2019/049221A1
This thermoacoustic temperature control system comprises a pipe (10) that is filled with a working gas, a motor (20), and a load (30). The motor (20) has a motor-side thermal accumulator (21) and motor-side heat exchangers (22, 23) conne...  
WO/2019/048010A1
The invention relates to a filling device for filling air-conditioning systems with CO2, comprising a supply device, a filling device and a transport device connecting the supply device to the filling device, so that the CO2 can be trans...  
WO/2019/041869A1
A wave rotor-based multi-stage refrigerator mainly comprises a housing (20), a left end cap (19), a right end cap (25), a wave rotor (5), a central shaft (28), a high-pressure air feed nozzle, a medium-pressure air discharge nozzle, and ...  
WO/2019/042847A1
A new combined thermodynamic system (101) uses waste heat from an exhaust combustion gas of a prime mover (162) to produce mechanical power that operates a refrigeration circuit (105). The refrigeration circuit can cool air ingested by t...  

Matches 1 - 50 out of 12,096