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WO/2023/094787A1 |
The present invention provides a vortex tube (3) for supplying a cooled stream of air (5) and a heated stream of air (7) at a temperature substantially different from ambient temperature toward a vehicle personnel compartment (17) to reg...
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WO/2023/096550A1 |
System (200) for heating a structure (10), wherein the system comprises a first heat pump (210), arranged to transfer heat to a first hot-side external liquid from a cold-side external liquid circulating in the ground (20) or a water bod...
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WO/2023/095514A1 |
A diagnostic system (100) for a cryogenic refrigerator (10) is provided with: the cryogenic refrigerator (10), which is provided with a pressure sensor (50) for measuring the pressure in the cryogenic refrigerator (10); a computation pro...
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WO/2023/088648A1 |
The invention relates to a dilution refrigeration device for obtaining very low temperatures, in particular in the range comprised between one millikelvin and one hundred millikelvins, comprising a looped working circuit (20) containing ...
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WO/2023/088841A1 |
The invention relates to a thermoacoustic cell (1) comprising a casing (14) forming a shell (15) made of a composite material, preferably obtained by filament winding.
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WO/2023/089233A1 |
A cryogenic cooling system comprises a vacuum chamber, a first support system for cold plates in said vacuum chamber, and a second support system for heat radiation shields in said vacuum chamber. Coupled to said first support system and...
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WO/2023/088607A1 |
The invention relates to a refrigeration device (1) comprising a first working circuit (10) for the circulation of a first working fluid (11), the first working circuit (10) comprising the following elements connected in series by a firs...
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WO/2023/088647A1 |
Cryogenic refrigeration device comprising an enclosure (2) delimiting a sealed space closed by a cover (3, 13), the device (1) comprising at least one cryogenic cooler (4, 40) mounted through the cover (3, 13) and having a first end loca...
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WO/2023/091492A1 |
A satellite having a cooling system to remove heat from an electric rocket engine using a working fluid. The cooling system can include a pump that circulates working fluid along a cooling loop between the rocket engine and a radiator. T...
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WO/2023/088608A1 |
The invention relates to a cryogenic refrigeration device (1) that comprises: an enclosure (2) delimiting a vacuum-sealed volume closed by a cover (3); and at least one cryogenic refrigerator (4) mounted through the cover (3) and having ...
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WO/2023/088941A1 |
A refrigeration system (1) comprising: a rod (10) and a refrigeration unit (20) that comprises a first thermal screen (30) which at least partially defines a first thermal chamber (31) and a second thermal screen (40) which is located in...
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WO/2023/083836A1 |
The invention relates to a thermoacoustic machine (1) comprising thermoacoustic cells (8, 23, 24, 25), each of which is provided with heat exchangers (12, 13), linear motors (6, 7, 21, 22) and a control member (9) configured so as to rev...
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WO/2023/077222A1 |
A dilution refrigerator, such as for a quantum computing system, includes a cryostat having a plurality of temperature-controlled flanges inside a vacuum chamber. A dilution unit is disposed inside the cryostat and operable to cool a fir...
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WO/2023/076043A1 |
The object of this invention is to increase the life of the displacer and stem seals of the reciprocating displacer of a Gifford McMahon (GM) cryogenic expander. The seal comprises a ring that is relatively long and thin and uses the pre...
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WO/2023/070161A1 |
A method of producing ammonia, including the steps of: operating a process for producing ammonia from hydrogen gas and nitrogen gas; and providing a liquid nitrogen storage; and injecting liquid nitrogen from the liquid nitrogen storage ...
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WO/2023/073624A1 |
A sensor for detecting contamination of a cryogenic refrigerant in a cryogenic refrigeration system, a method and a refrigeration system are disclosed. The sensor comprises: an inlet (10) for coupling to a cryogenic refrigerant flow path...
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WO/2023/074826A1 |
A cooling system S1 according to one embodiment comprises: a refrigeration cycle device 10 that circulates a natural refrigerant; a first cooling liquid circulation device 20 that circulates a first cooling liquid cooled by the natural r...
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WO/2023/066808A1 |
The invention relates to a cooling system (100). The cooling system (100) comprises: a refrigeration circuit comprising an evaporator (101), a compressor (102), a pressure reducer (107), a gas cooler (103) and a conduit system (104) inte...
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WO/2023/069273A1 |
Climate control systems and methods of operating them are provided that circulate a working fluid including a high glide refrigerant blend having first and second refrigerants with a difference in boiling points ≥ about 25°F at atmosp...
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WO/2023/069738A1 |
Refrigerants comprising from about 40% to about 60% by weight carbon dioxide (CO2), from about 30% to about 45% by weight of trans-1,3,3,3-tetrafluoropropene (HFO-1234ze(E)), and from 2.0% to about 15% by weight of trans-1-chloro-3,3,3-t...
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WO/2023/066911A1 |
The present invention relates to the generation and storage of electrical energy by conversion of thermal energy of an external heat source into electrical energy and the possibility of heat storage, without the need of any external powe...
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WO/2023/067976A1 |
Provided is an added value determining method for circulation cooling type initial cooling of a superconducting device (100). This method comprises: obtaining the amount of liquid helium consumed when a superconducting coil (102) is cool...
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WO/2023/059294A1 |
This invention is related to the medical liquid oxygen tank used in hospitals to provide the medical oxygen needed by patients the feature of which is; an inner tank (1) made of AISI 316/316L material to prevent corrosion), a collapse fi...
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WO/2023/050861A1 |
A refrigerating machine. The refrigerating machine comprises a shell (100), a compression unit (300), an expansion unit (200) and a damping unit (400), wherein a cavity (110) is provided in the shell (100); the compression unit (300) and...
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WO/2023/049513A1 |
A heat transfer composition for transferring heat and/or energy to and/or from an article, device or fluid, wherein the heat transfer composition comprises, consists essentially of or consists of a compound according to Formula (I) or Fo...
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WO/2023/049330A1 |
Thermal management techniques include: transporting a refrigerant fluid from a receiver to an inlet of a flash tank that has a vapor-side outlet and liquid-side outlet such that a liquid phase of the refrigerant fluid moves to a bottom o...
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WO/2023/049231A1 |
An ultra-efficient turbo-compression cooling system links an organic Rankine power cycle and a vapor compression cooling cycle using a turbine and compressor that shares a single shaft and further linked to an evaporative condenser. The ...
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WO/2023/042051A1 |
Device for regulating (1) the pressure and/or temperature of the refrigerant fluid entering a compressor (101) of a refrigeration apparatus (100) having a closed circuit (C) within which a flow rate (P) of refrigerant fluid whose pressur...
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WO/2023/036386A1 |
The invention relates to a drying device for providing a process gas for a drying system, wherein the drying device has a heat pump unit for heating the process gas, and the drying device is paired with the drying system and at least one...
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WO/2023/039445A1 |
A refrigeration assembly includes a receiver tank, a heat exchanger, a first piping assembly, and a second piping assembly. The receiver tank has a fluid outlet and a fluid inlet that receives a working fluid. The heat exchanger is dispo...
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WO/2023/039446A1 |
A method includes receiving, by a processing device and from a variable frequency drive coupled to one or more compressors, operation information of the one or more compressors. The method also includes comparing the operation informatio...
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WO/2023/032604A1 |
[Problem] To provide a free-piston Stirling engine that can be easily manufactured by reducing the manufacturing process. [Solution] A free-piston Stirling refrigerator 1 comprising: a piston 5 as a reciprocating body capable of reciproc...
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WO/2023/030544A1 |
Disclosed in the present invention are a carbon dioxide refrigerant gas pressurized circulation system, a circulation method, and a cooling and heating air conditioner. The system comprises: a carbon dioxide refrigerant pressurizer, used...
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WO/2023/028436A1 |
The present invention relates to a refrigerant composition comprising 75 - 80% by weight of HFO-1234ze(E), 6% to not greater than 12% by weight of HFC-134a and from 11% to about 17% by weight of HFO1336mzz(E), and to the use of the refri...
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WO/2023/018482A1 |
A cooling system that may include a source of liquid natural refrigerant, a heat exchanger in communication with the source of liquid natural refrigerant that is configured to convert the liquid natural refrigerant into a gaseous natural...
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WO/2023/012461A1 |
Although gearboxes are designed to operate over a wide range of temperatures, problems can still occur if a gearbox is too cold, or if a gearbox overheats. Conventional approaches to cooling gearboxes involve the supply of a suitable amo...
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WO/2023/009595A1 |
A circulating loop for transporting refrigeration to a remote location is connected serially between a Gifford-McMahon (GM) or GM type Pulse Tube cold head and the compressor. Either high pressure gas from the compressor can flow through...
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WO/2023/001787A1 |
Present invention relates to a system comprising a turboexpander unit and an electrolysis unit
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WO/2023/283431A1 |
Systems and techniques for improved, user-friendly, and integrated dilution refrigerators are provided. The improved dilution refrigerator includes a plurality of thermalization plates configured to be cooled to a plurality of temperatur...
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WO/2023/280439A1 |
The invention relates to a pre-cooling circuit for supplying helium refrigeration to at least one consumer (72) to be cooled, comprising a feed line (30) and a return line (32) which are connected to one another via a refrigerating devic...
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WO/2023/281277A1 |
A heat pump system includes a regenerative thermal machine (1*, 1**, 1***) in fluid communication with one or more heat reservoirs (21; 31), wherein the regenerative thermal machine (1*, 1**, 1***) comprises working fluid compression (12...
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WO/2023/279157A1 |
A carbon dioxide (CO2) refrigeration system including a CO2-based refrigerant circuit including a refrigerant compression device, a refrigerant cooling heat exchanger for passing refrigerant received from said compression device at a hig...
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WO/2023/276856A1 |
A cold head mounting structure (50) comprises: a heat transfer stage (52) that is disposed in a vacuum area (32) within a vacuum vessel (30) and comes into contact with or separates from a cooling stage (22) of a cold head (20a) by the m...
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WO/2023/275784A1 |
A heating apparatus comprises a housing (10) with an apparatus volume (15) enclosed thereby. The apparatus comprises a liquid supply (13) for a liquid flow and a liquid discharge (14) for the liquid flow at an increased liquid temperatur...
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WO/2022/271925A1 |
The present invention relates to heat transfer compositions comprising refrigerant, lubricant and stabilizer, wherein the refrigerant comprises from about 10% by weight to 100% by weight of trifluoroiodomethane (CF3I), and wherein said l...
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WO/2022/263882A1 |
Vortex Tubes and related methods of separating an airflow into a hot airflow and a cold airflow employ a secondary airflow inlet. A Vortex Tube includes a secondary airflow inlet that injects a swirling airflow aligned with a central reg...
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WO/2022/258989A1 |
The invention relates to a refrigeration system which can be a cascade or auto cascade system, and which allows a blend of two or more refrigerants to be utilised within the system and at least one flow metering device is provided with a...
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WO/2022/261237A1 |
A system includes a pressure exchanger (PX). The PX is coupled to a motor that controls an operating speed of the PX. The system further includes a first pressure gauge configured to generate first pressure data indicative of a pressure ...
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WO/2022/259921A1 |
This cryogenic freezer (10) comprises: an expander (14) that comprises an expansion motor (40), comprising a motor rotating shaft (40a), a displacer (18) that, by moving reciprocally in a linear manner due to rotation of the motor rotati...
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WO/2022/256302A1 |
A single-acting (two pistons) or double-acting (four pistons) alpha configuration Stirling engine has increased thermal exchange between a hot piston crown and a hot head and between a cold piston crown and a cold head of each piston cyl...
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