EP3990839A1 - Refroidisseur cryogénique pour détecteur de rayonnement notamment dans un engin spatial - Google Patents
Refroidisseur cryogénique pour détecteur de rayonnement notamment dans un engin spatialInfo
- Publication number
- EP3990839A1 EP3990839A1 EP20747050.1A EP20747050A EP3990839A1 EP 3990839 A1 EP3990839 A1 EP 3990839A1 EP 20747050 A EP20747050 A EP 20747050A EP 3990839 A1 EP3990839 A1 EP 3990839A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- heat transfer
- fluid
- transfer fluid
- return valve
- cold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005855 radiation Effects 0.000 title claims description 13
- 239000012530 fluid Substances 0.000 claims abstract description 81
- 239000013529 heat transfer fluid Substances 0.000 claims abstract description 80
- 239000002826 coolant Substances 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 description 25
- 238000000605 extraction Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005251 gamma ray Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/14—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the cycle used, e.g. Stirling cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
- F25D19/006—Thermal coupling structure or interface
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
- F25B25/005—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00 using primary and secondary systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/14—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the cycle used, e.g. Stirling cycle
- F25B9/145—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the cycle used, e.g. Stirling cycle pulse-tube cycle
Definitions
- the invention relates to the technical field of cryogenic coolers known as “cryocoolers”. More particularly, the invention relates to cryocoolers intended to cool radiation detectors or other components requiring cooling in spacecraft such as for example in satellites or space probes.
- Cryogenic coolers of the Stirling or pulsed gas tube type are systems filled with gas, known as “working gas”, under pressure at a determined value comprising a piston generating a pressure and flow wave in the gas.
- the pressure and flow wave will be used to generate cold on a cold finger of the system.
- the cryogenic cooler thus comprises a pressure and flow wave generator, for example a compressor, and a cold finger.
- the pressure and flow wave generator transmits the pressure and flow wave in the cold finger which makes it possible to generate cold down to a determined temperature of the order of -200 ° C or even lower, in a cold zone of the cold finger for cooling the organ to be cooled, for example a radiation detector of a satellite.
- a reassuring way of solving this problem is the implementation of two cryogenic coolers, one of which works and the other which only works in the event of failure of the first.
- the major disadvantage of this approach is that even if the second cooler does not work while the first is running, there is still heat conduction in its cold finger because to ensure the relay of the coolers in case of failure of the. one of them, their cold zones must be thermally connected.
- One solution may be to decouple the cold zone from the second cooler to avoid heat input.
- a solution which consists in positioning each cold zone of each cooler in a closed thermal circuit called a thermal loop in which a heat transfer fluid is circulated between the cold zone and the component to be cooled.
- a thermal loop in which a heat transfer fluid is circulated between the cold zone and the component to be cooled.
- thermal loops may include an element of the mechanical circulator type which serves to circulate the heat transfer fluid in the loop.
- Another way to circulate the heat transfer fluid is to connect the loop to the output of the pressure and flow wave generator by a system of non-return valves so as to straighten the pressure wave and alternating flow rate. continued.
- the working gas of the cooler is of the same nature as the heat transfer fluid in the loop, that is to say that the working gas and the heat transfer fluid are combined.
- the working gas communicates fluidly with the heat transfer fluid. If a pressure and flow wave generator stops operating, the flow of heat transfer fluid in the loop stops and the associated cold zone is thermally insulated.
- the “hot extraction” extraction of the heat transfer fluid is carried out when the heat transfer fluid is hot from a transfer line connecting the pressure and flow wave generator and the cold zone, then this fluid.
- US6637211 describes an oscillating wave motor or refrigerator.
- a heat transfer gas loop communicates fluidly with the working gas in the body of the engine or the refrigerator.
- At least one fluidic diode in the coolant gas loop produces a continuous flow component superimposed on the oscillating flow emanating from the working gas.
- the dimensions of the gas loop and the location of the fluidic diodes are chosen so as to make the gas loop resonant.
- the extraction of the working gas to the heat transfer gas loop can be done near the hot exchanger (hot extraction) or near the cold exchanger (cold extraction) of the engine or the refrigerator.
- a secondary heat transfer fluid is in thermal contact with an exterior part of the gas loop.
- resonant loops seem to be suitable only for very high frequency pulse tubes or very long loops. Additionally, the gas loop exchanges with a secondary coolant for heat transfer to or from the gas loop.
- the gas loop as described, is designed to increase heat exchange capacity in high power engines or refrigerators and does not represent a means of thermal insulation of a redundant cold finger.
- the object of the invention is to remedy all or part of the aforementioned drawbacks and in particular to allow an extraction of the heat transfer fluid more advantageous than that described above without the use of a counter-current exchanger and without the geometric and frequency constraints imposed by a resonant system.
- the invention relates to a cryogenic cooler comprising:
- the pressure and flow wave generator being fluidly connected to the cold finger
- At least one application heat exchanger configured to exchange calories with at least one device to be cooled
- first non-return valve and a second non-return valve positioned in the circuit, at least one non-return valve among the first and the second non-return valve return being a passive non-return valve, the first non-return valve and the second non-return valve being fluidly connected to the cold finger,
- the at least one application heat exchanger comprising at least a first fluid inlet positioned downstream of the first non-return valve in the direction of circulation of the heat transfer fluid, and at least one first fluid outlet positioned upstream of the second non-return valve in the direction of circulation of the heat transfer fluid.
- part of the pressure and flow rate wave generated by the pressure and flow rate wave generator of the cooler is extracted at the level of the cold zone, which allows extraction cold more advantageous than hot extraction.
- this configuration makes it possible to combine both a thermal link and a thermal disconnection.
- the configuration can also operate with a lower temperature of the order of 15K for example, which is hardly possible in the configurations of the prior art.
- this configuration allows easy distribution of the cold power on the application heat exchanger of the device to be cooled.
- the heat transfer fluid exchanges directly with the application, unlike document US6637211 cited above.
- a heat transfer fluid circuit is used to thermally disconnect the cold finger from the application and thus limit the thermal load originating from a redundant cooler.
- the first non-return valve and the second non-return valve are passive non-return valves.
- bypassive non-return valve is understood to mean a non-return valve whose geometry is fixed and passive and configured to promote the circulation of a fluid in a direction without a moving element.
- At least one of the two, preferably each non-return valve comprises one or more Tesla diodes in series.
- Tesla diodes as described in US1329559, are that they have asymmetric impedances and therefore the fluid flows passing through are asymmetrical which allows the fluid to pass, preferably gas, in one direction rather than the reverse.
- the use of a Tesla diode is more reliable in particular in its application in spacecraft and space machines because, unlike mechanical valves, the latter do not pose problems of reliability or of failure due to wear of the parts.
- the first non-return valve is a non-return valve configured to allow the passage of the heat transfer fluid during positive excursions of the pressure and flow wave in the cold zone.
- the pressure and flow wave generator creates pressure oscillations at a determined frequency in the heat transfer fluid around an average pressure value. There are therefore successive positive and negative pressure excursions with respect to this average pressure.
- the second non-return valve is a non-return valve configured to allow the passage of the heat transfer fluid during negative excursions of the pressure and flow wave in the cold zone.
- the application heat exchanger comprises a plurality of inlets associated with a plurality of fluid outlets.
- the application heat exchanger comprises at least a second fluid inlet, a second fluid outlet, a third fluid inlet and a third fluid outlet.
- the cold zone comprises at least a first heat exchange zone in which the heat transfer fluid circulates.
- the cold zone comprises a plurality of heat exchange zones.
- the cold zone comprises a cold zone heat exchanger integrating the at least one first heat exchange zone of the cold zone.
- the cold zone comprises a plurality of cold zone heat exchangers.
- the outlet of the first non-return valve is fluidly connected to the first inlet of the application heat exchanger.
- the first fluid outlet of the application heat exchanger is fluidly connected to the first heat exchange zone of the cold zone, the first fluid outlet being positioned upstream of the first heat exchange zone of the cold zone in the direction of circulation of the heat transfer fluid.
- the second fluid inlet of the application heat exchanger is fluidly connected to the first heat exchange zone of the cold zone, the second fluid inlet being positioned downstream of the first heat exchange zone of the cold zone in the direction of circulation of the heat transfer fluid.
- the second fluid outlet of the application heat exchanger is fluidly connected to the second heat exchange zone of the cold zone, the second fluid outlet being positioned upstream of the second heat exchange zone of the cold zone in the direction of circulation of the heat transfer fluid.
- the third fluid inlet of the application heat exchanger is fluidly connected to the second heat exchange zone of the cold zone, the third fluid inlet being positioned downstream of the second heat exchange zone of the cold zone in the direction of circulation of the heat transfer fluid.
- the third fluid outlet of the application heat exchanger is fluidly connected to the second non-return valve, the third fluid outlet of the exchanger being positioned upstream of the second non-return valve. return in the direction of circulation of the heat transfer fluid.
- the first non-return valve and the second non-return valve are fluidly connected to the cold zone by a direct line.
- the cooler comprises a plurality of application heat exchangers, for example three, each comprising at least one coolant fluid inlet and one coolant fluid outlet forming a heat exchange zone.
- the cold zone can include more or less heat exchange zones (number of exchange zones greater than or equal to 0) in order to optimize the heat exchange.
- the application heat exchanger will generally compote one more heat exchange zone than the cold zone.
- the cooler comprises at least a first buffer tank positioned downstream of the first non-return valve in the direction of circulation of the heat transfer fluid, and configured to smooth the pressure and flow wave which has been rectified by the first non-return valve so as to pass a continuous flow of heat transfer fluid in the circuit.
- the cooler comprises at least a second buffer tank positioned upstream of the second non-return valve in the direction of circulation of the heat transfer fluid, and configured to smooth the pressure and flow wave which has been straightened by the second non-return valve before being reinjected into the cold zone.
- the pressure of the heat transfer fluid in the first reservoir is greater than the pressure of the heat transfer fluid in the second buffer tank.
- the thermal power transported between the cold zone and the application heat exchanger is equal to the mass flow rate of the flow of heat transfer fluid multiplied by the specific heat of the heat transfer fluid multiplied by the difference of temperature between the cold zone and the heat exchanger.
- the heat transfer fluid is a gas and preferably helium.
- At least one of the two buffer reservoirs consists of a part of the heat transfer fluid circuit.
- the buffer tank can be formed by locally increasing part of the heat transfer fluid circuit.
- the cryogenic cooler is a cooler of the pulsed gas tube type or of the Stirling type.
- the term “Stirling engine or cooler” is understood to mean an engine or a cooler with external energy.
- the main fluid is a gas subjected to a cycle comprising four phases: isochoric heating, isothermal expansion, isochoric cooling then isothermal compression.
- the thermal link between the cold zone and the application heat exchanger can be of a length greater than 0.5 meter and preferably between 1 and 3 meters.
- the cooler comprises a plurality of application heat exchangers configured to exchange calories with a plurality of devices to be cooled.
- the cold finger is in fluid communication with said heat transfer fluid circuit.
- the cold finger is not in fluid communication with said heat transfer fluid circuit and the cooler comprises a small pressure and flow wave generator fluidically connected to the cold end of the heat transfer fluid circuit.
- the cold finger is not in fluid communication with said heat transfer fluid circuit and the cooler comprises a direct T-shaped branch fluidly connecting the pressure and flow wave generator and the cold finger.
- the invention also relates to a space assembly comprising at least one radiation detector and a cryogenic cooler according to the invention, the application heat exchanger being configured to cool the radiation detector.
- the radiation detector can be an infrared, X-ray, gamma ray, hyper-frequency radiation detector, or any other type of electromagnetic or particle radiation.
- FIG. 1 is a schematic view of the cryogenic cooler according to the invention according to a first embodiment
- FIG. 2 is a schematic view of the cryogenic cooler according to the invention according to a second embodiment
- FIG. 3 is a schematic view of the cryogenic cooler according to the invention according to a third embodiment
- FIG. 4 is a schematic view of the cryogenic cooler according to the invention according to a fourth embodiment
- FIG. 5 is a schematic view of the cryogenic cooler according to the invention according to a fifth embodiment
- FIG. 6 is a schematic view of the cryogenic cooler according to the invention according to a sixth embodiment
- FIG. 7 is a schematic representation of the cryogenic cooler according to the invention according to a seventh embodiment. Detailed description of the invention
- the cryogenic cooler 100 comprises whatever the embodiment, a pressure and flow wave generator 110, a cold finger 120 comprising a cold zone 121, a circuit 130 of heat transfer fluid, at least one application heat exchanger 140, 241, 242, configured to exchange calories with a device to be cooled (not shown).
- the device to be cooled can be an electromagnetic or particle radiation detector configured to be integrated into a satellite or a space probe.
- the cryogenic cooler 100 includes a first non-return valve 150 and a second non-return valve 151. The first non-return valve 150 and the second non-return valve 151 are positioned on either side. other of the cold zone 121 in the circuit 130.
- the first and second non-return valves are passive non-return valves, for example Tesla diodes.
- the first non-return valve 150 and the second non-return valve 151 are fluidly connected to the cold zone 121 by a direct line 131.
- the cold finger 120 comprises a cold zone 121 distal from the pressure wave generator 110 and a hot end 122 proximal to the pressure wave generator 110.
- a pulsation tube 123 In the body of the cold finger 120, is arranged a pulsation tube 123 around which is positioned a regenerator 124.
- a transfer line 101 fluidly connects the pressure and flow wave generator 110 to the cold zone 120.
- the cold zone 121 is positioned substantially between the regenerator 124 and the pulsation tube 123.
- the cold zone is therefore central.
- the cold zone 121 comprises a first heat exchange zone 125 and a second heat exchange zone 126 in each of which the heat transfer fluid circulates.
- the cold zone 121 comprises a cold zone heat exchanger integrating the first 125 and the second 126 heat exchange zone of the cold zone 121.
- the cryogenic cooler 100 comprising a circuit 130 according to a first embodiment.
- the heat transfer fluid circulates as follows. From a direct line 131 connecting the cold zone 121 with the first and the second non-return valve 150, 151, the fluid circulates towards the first non-return valve 150 which comprises a channel oriented in a preferential direction of circulation so that the fluid preferably circulates in this direction.
- the fluid reaches a first buffer reservoir 152 configured to smooth the pressure of the fluid within the circuit 130.
- the heat transfer fluid flows to a first fluid inlet 141 of the application heat exchanger 140 configured to exchange with the device to. cool.
- the fluid leaves the exchanger 140 through a first outlet 142 and goes to a second buffer tank 153 configured to again smooth the pressure of the fluid leaving the exchanger.
- the fluid then passes through the second non-return valve 151, which is configured in the same direction of flow as the first non-return valve 150.
- the thermal conductance in operation is approximately 0.12W / K.
- the cryogenic cooler 100 comprising a circuit 130 according to a second embodiment.
- the heat transfer fluid circulates as follows. From the direct line 131 connecting the cold zone 121 with the first and the second non-return valve 150, 151, the fluid circulates towards the first non-return valve 150 which comprises a channel oriented in a preferential direction of circulation so that the fluid flows preferentially in this direction.
- the fluid reaches a first buffer tank 152 configured to smooth the pressure of the fluid within the circuit 130.
- the heat transfer fluid flows towards the first fluid inlet 141 of the heat exchanger 140 configured to exchange with the device to be cooled.
- the fluid leaves the exchanger 140 through a first outlet 142 and goes to a first heat exchange zone 125 of the cold zone 121.
- the fluid goes again towards the 'exchanger 140 and enters through the second inlet 143 and leaves it through the second outlet 144 and goes towards a second heat exchange zone 126 of the cold zone 121.
- the fluid goes again to the exchanger 140 and enters through the third inlet 145 and leaves it through the third outlet 146 and goes to the second buffer tank 153 configured to smooth the pressure of the fluid leaving the exchanger 140.
- the fluid then passes through the second non-return valve 151, which is configured in the same direction of flow as the first non-return valve 150.
- the heat transfer fluid passes through the heat exchanger 140 three times, the thermal conductance in operation is thus increased up to 0.35W / K, with an on / off thermal conductance ratio of the cooler of at least 1750.
- the coolant can pass six times or more through the heat exchanger 140.
- FIG. 3 is shown the cryogenic cooler 100 according to the invention comprising a circuit 130 according to a third embodiment.
- the third embodiment differs from the embodiments illustrated in Figures 1, 2, 4 and 5 in that it does not include a direct line 131 between the first and the second non-return valve 150, 151.
- the heat transfer fluid circulates throughout the cold zone 121.
- the heat transfer fluid circulates from the direct line 131 to the first non-return valve 150.
- the fluid reaches a first buffer tank 152 configured to smooth the pressure of the fluid within the circuit 130.
- the heat transfer fluid proceeds to a first fluid inlet 141 of the application heat exchanger 140 configured to exchange with a first device to be cooled.
- the fluid leaves the exchanger 140 through a first outlet 142.
- the heat transfer fluid then goes to a first fluid inlet 341 of a second application heat exchanger 241 configured to exchange with a second device to be cooled.
- the fluid leaves the exchanger 241 through a first outlet 342.
- the heat transfer fluid then goes to a first fluid inlet 441 of a third application heat exchanger 242 configured to exchange with a third device to be cooled.
- the fluid leaves the exchanger 242 via a first outlet 442.
- the heat transfer fluid finally goes to a second buffer tank 153 configured to again smooth the flow. pressure of the fluid leaving the exchanger.
- the fluid then passes through the second non-return valve 151, which is configured in the same direction of flow as the first non-return valve 150.
- the heat transfer fluid circulates from the direct line 131 to the first non-return valve 150.
- the fluid reaches a first buffer tank 152 configured to smooth the pressure of the fluid within the circuit 130.
- the heat transfer fluid proceeds to a first fluid inlet 141 of the application heat exchanger 140 configured to exchange with a first device to be cooled.
- the fluid leaves the exchanger 140 through a first outlet 142 and goes to a first heat exchange zone 125 of the cold zone 121. Once the first exchange zone 125 has passed through, the fluid then goes to a first fluid inlet 341 of a second application heat exchanger 241 configured to exchange with a second device to be cooled.
- the fluid leaves the exchanger 241 via a first outlet 342 and goes towards a second heat exchange zone 126 of the cold zone 121. Once the second exchange zone 126 has passed through, the fluid then goes to a first fluid inlet 441 of a third application heat exchanger 242 configured to exchange with a third device to be cooled. The fluid leaves the exchanger 242 via a first outlet 442. The heat transfer fluid finally goes to a second buffer tank 153 configured to again smooth the pressure of the fluid leaving the exchanger. The fluid then passes through the second non-return valve 151, which is configured in the same direction of flow as the first non-return valve 150.
- the cryogenic cooler 100 differs from that described above by the fact that the cold finger 120 is not in fluid communication with said circuit 130 of heat transfer fluid. and in that it comprises a small pressure and flow wave generator 110 fluidly connected to the cold end of the heat transfer fluid circuit 130.
- the cryogenic cooler 100 differs from that described above by the fact that the cold finger 120 is not in fluid communication with said circuit 130 of heat transfer fluid. and in that it comprises a direct T-shaped bypass 160 fluidly connecting the pressure and flow wave generator 110 and the cold finger 120. A heating switch is activated as soon as the cooler is started. It will be noted that this integration is the one which has the least impact on the chiller.
- the invention is not limited to the embodiments described and shown in the appended figures. Modifications remain possible, in particular from the point of view of the constitution of the various elements or by substitution of technical equivalents, without thereby departing from the scope of protection of the invention.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Containers, Films, And Cooling For Superconductive Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1906948A FR3097948B1 (fr) | 2019-06-26 | 2019-06-26 | Refroidisseur cryogénique pour détecteur de rayonnement notamment dans un engin spatial |
PCT/FR2020/051123 WO2020260842A1 (fr) | 2019-06-26 | 2020-06-26 | Refroidisseur cryogénique pour détecteur de rayonnement notamment dans un engin spatial |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3990839A1 true EP3990839A1 (fr) | 2022-05-04 |
EP3990839B1 EP3990839B1 (fr) | 2023-07-12 |
Family
ID=68581905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20747050.1A Active EP3990839B1 (fr) | 2019-06-26 | 2020-06-26 | Refroidisseur cryogénique pour détecteur de rayonnement notamment dans un engin spatial |
Country Status (5)
Country | Link |
---|---|
US (1) | US11976873B2 (fr) |
EP (1) | EP3990839B1 (fr) |
JP (1) | JP2022538133A (fr) |
FR (1) | FR3097948B1 (fr) |
WO (1) | WO2020260842A1 (fr) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1329559A (en) | 1916-02-21 | 1920-02-03 | Tesla Nikola | Valvular conduit |
US6637211B1 (en) | 2002-08-13 | 2003-10-28 | The Regents Of The University Of California | Circulating heat exchangers for oscillating wave engines and refrigerators |
CN100557345C (zh) | 2006-05-16 | 2009-11-04 | 中国科学院理化技术研究所 | 一种压力波驱动的非共振型直流换热器 |
EP2562489B1 (fr) * | 2010-04-23 | 2020-03-04 | Sumitomo Heavy Industries, LTD. | Système de refroidissement et procédé de refroidissement |
JP2012255734A (ja) | 2011-06-10 | 2012-12-27 | Shimadzu Corp | スターリング冷凍機冷却式検出器 |
CN105745553B (zh) * | 2013-11-13 | 2019-11-05 | 皇家飞利浦有限公司 | 包括热学有效的跨越系统的超导磁体系统以及用于冷却超导磁体系统的方法 |
WO2018065458A1 (fr) * | 2016-10-06 | 2018-04-12 | Koninklijke Philips N.V. | Sollicitation de direction d'écoulement passif de thermosiphon cryogénique |
-
2019
- 2019-06-26 FR FR1906948A patent/FR3097948B1/fr active Active
-
2020
- 2020-06-26 JP JP2021576901A patent/JP2022538133A/ja active Pending
- 2020-06-26 WO PCT/FR2020/051123 patent/WO2020260842A1/fr unknown
- 2020-06-26 US US17/622,207 patent/US11976873B2/en active Active
- 2020-06-26 EP EP20747050.1A patent/EP3990839B1/fr active Active
Also Published As
Publication number | Publication date |
---|---|
FR3097948B1 (fr) | 2021-06-25 |
FR3097948A1 (fr) | 2021-01-01 |
US11976873B2 (en) | 2024-05-07 |
JP2022538133A (ja) | 2022-08-31 |
EP3990839B1 (fr) | 2023-07-12 |
WO2020260842A1 (fr) | 2020-12-30 |
US20220412637A1 (en) | 2022-12-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2226248B1 (fr) | Dispositif de contrôle thermique pour un engin spatial | |
EP2157015B1 (fr) | Système de refroidissement d'équipements électriques ou électroniques d'un aéronef | |
FR3002285A1 (fr) | Systeme de recuperation de chaleur des gaz d'echappement dans un moteur a combustion interne, avec deux echangeurs de chaleur au niveau d'un circuit de recirculation de gaz | |
KR20110059889A (ko) | 인터쿨러 및 애프터쿨러의 냉간 연료 냉각 | |
US20190309996A1 (en) | Autogenous Cooling Method for In Space Storage and Transfer of Cryogenic Rocket Propellants | |
EP3924673B1 (fr) | Dispositif de gestion thermique de vehicule automobile electrique ou hybride | |
EP3465050B1 (fr) | Procédé et dispositif de refroidissement d'au moins une charge chaude à bord d'un véhicule tel qu'un aéronef à boucle fluide partiellement réversible | |
EP3606774B1 (fr) | Circuit de climatisation inversible indirect de vehicule automobile et procede de fonctionnement correspondant | |
FR3037639A1 (fr) | Dispositif de gestion thermique | |
EP3781882B1 (fr) | Dispositif de conditionnement thermique pour véhicule automobile | |
FR3028016A1 (fr) | Dispositif de gestion thermique de vehicule automobile | |
EP3990839B1 (fr) | Refroidisseur cryogénique pour détecteur de rayonnement notamment dans un engin spatial | |
EP2936006B1 (fr) | Dispositif de réfrigération et/ou de liquéfaction et procédé correspondant | |
WO2021116564A1 (fr) | Dispositif de gestion thermique inversible | |
FR3058783A1 (fr) | Circuit de climatisation inversible indirect de vehicule automobile et procede de fonctionnement correspondant | |
FR3036744A1 (fr) | Systeme de gestion thermique d'air d'admission d'un moteur thermique suralimente | |
FR3101282A1 (fr) | Dispositif de gestion thermique d’un véhicule automobile électrique ou hybride comportant un circuit de fluide caloporteur | |
WO2020165513A1 (fr) | Dispositif de gestion thermique de véhicule automobile électrique ou hybride | |
FR2935132A1 (fr) | Systeme de refroidissement d'equipements electriques ou electroniques d'un aeronef | |
FR3033394A1 (fr) | Circuit de gestion thermique | |
FR3082455A1 (fr) | Systeme de traitement thermique pour vehicule | |
EP1748191B1 (fr) | Unité de compression et installation thermique comprenant une telle unité | |
EP4025845B1 (fr) | Machine cryogénique régénérative | |
EP3521073B1 (fr) | Circuit de gestion thermique d'un véhicule hybride | |
WO2017207038A1 (fr) | Système de gestion thermique d'air d'admission d'un moteur thermique suralimenté |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20220120 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
INTG | Intention to grant announced |
Effective date: 20221213 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
RAP3 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: CENTRE NATIONAL D'ETUDES SPATIALES Owner name: L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE PATENT HAS BEEN GRANTED |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
RAP3 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: CENTRE NATIONAL D'ETUDES SPATIALES Owner name: L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: LANGUAGE OF EP DOCUMENT: FRENCH |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 602020013764 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: FP |
|
REG | Reference to a national code |
Ref country code: LT Ref legal event code: MG9D |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MK05 Ref document number: 1587571 Country of ref document: AT Kind code of ref document: T Effective date: 20230712 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20231013 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20231112 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: RS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20231113 Ref country code: NO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20231012 Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: LT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20231112 Ref country code: HR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20231013 Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: AT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 602020013764 Country of ref document: DE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SM Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: NL Payment date: 20240415 Year of fee payment: 5 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20240328 Year of fee payment: 5 |
|
26N | No opposition filed |
Effective date: 20240415 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20240430 Year of fee payment: 5 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: LU Payment date: 20240614 Year of fee payment: 5 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230712 |