EP2211124A4 - CRYOGENIC REFRIGERATOR AND ITS CONTROL METHOD - Google Patents

CRYOGENIC REFRIGERATOR AND ITS CONTROL METHOD

Info

Publication number
EP2211124A4
EP2211124A4 EP08851240.5A EP08851240A EP2211124A4 EP 2211124 A4 EP2211124 A4 EP 2211124A4 EP 08851240 A EP08851240 A EP 08851240A EP 2211124 A4 EP2211124 A4 EP 2211124A4
Authority
EP
European Patent Office
Prior art keywords
control method
method therefor
cryogenic refrigerator
cryogenic
refrigerator
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.)
Withdrawn
Application number
EP08851240.5A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2211124A1 (en
Inventor
Nobuyoshi Saji
Toshio Takahashi
Seiichiro Yoshinaga
Hirohisa Wakisaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IHI Corp
Original Assignee
IHI Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by IHI Corp filed Critical IHI Corp
Publication of EP2211124A1 publication Critical patent/EP2211124A1/en
Publication of EP2211124A4 publication Critical patent/EP2211124A4/en
Withdrawn legal-status Critical Current

Links

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
    • 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
    • F25B9/06—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
    • F25J1/0047—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using an "external" refrigerant stream in a closed vapor compression cycle
    • F25J1/005—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using an "external" refrigerant stream in a closed vapor compression cycle by expansion of a gaseous refrigerant stream with extraction of work
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/006—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the refrigerant fluid used
    • F25J1/0062—Light or noble gases, mixtures thereof
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/006—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the refrigerant fluid used
    • F25J1/0062—Light or noble gases, mixtures thereof
    • F25J1/0065—Helium
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
    • F25J1/0244—Operation; Control and regulation; Instrumentation
    • F25J1/0245—Different modes, i.e. 'runs', of operation; Process control
    • F25J1/0248—Stopping of the process, e.g. defrosting or deriming, maintenance; Back-up mode or 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
    • F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
    • F25J1/0275—Construction and layout of liquefaction equipments, e.g. valves, machines adapted for special use of the liquefaction unit, e.g. portable or transportable devices
    • F25J1/0276—Laboratory or other miniature devices
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
    • F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
    • F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
    • F25J1/0279—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc.
    • F25J1/0285—Combination of different types of drivers mechanically coupled to the same refrigerant compressor, possibly split on multiple compressor casings
    • F25J1/0288—Combination of different types of drivers mechanically coupled to the same refrigerant compressor, possibly split on multiple compressor casings using work extraction by mechanical coupling of compression and expansion of the refrigerant, so-called companders
    • 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
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/14—Compression machines, plants or systems characterised by the cycle used 
    • F25B2309/1401—Ericsson or Ericcson cycles
    • 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/16—Receivers
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/27—Problems to be solved characterised by the stop of the refrigeration 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2519—On-off valves
    • 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
    • F25B45/00—Arrangements for charging or discharging refrigerant
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2245/00—Processes or apparatus involving steps for recycling of process streams
    • F25J2245/02—Recycle of a stream in general, e.g. a by-pass stream
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2270/00—Refrigeration techniques used
    • F25J2270/14—External refrigeration with work-producing gas expansion loop
    • F25J2270/16—External refrigeration with work-producing gas expansion loop with mutliple gas expansion loops of the same refrigerant
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2270/00—Refrigeration techniques used
    • F25J2270/90—External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH3, unspecified external refrigeration
    • F25J2270/912—Liquefaction cycle of a low-boiling (feed) gas in a cryocooler, i.e. in a closed-loop refrigerator

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Separation By Low-Temperature Treatments (AREA)
EP08851240.5A 2007-11-19 2008-11-05 CRYOGENIC REFRIGERATOR AND ITS CONTROL METHOD Withdrawn EP2211124A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007298812A JP2009121786A (ja) 2007-11-19 2007-11-19 極低温冷凍装置とその制御方法
PCT/JP2008/070108 WO2009066565A1 (ja) 2007-11-19 2008-11-05 極低温冷凍装置とその制御方法

Publications (2)

Publication Number Publication Date
EP2211124A1 EP2211124A1 (en) 2010-07-28
EP2211124A4 true EP2211124A4 (en) 2015-07-22

Family

ID=40667390

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08851240.5A Withdrawn EP2211124A4 (en) 2007-11-19 2008-11-05 CRYOGENIC REFRIGERATOR AND ITS CONTROL METHOD

Country Status (6)

Country Link
US (1) US20100275616A1 (ja)
EP (1) EP2211124A4 (ja)
JP (1) JP2009121786A (ja)
KR (1) KR101161339B1 (ja)
CN (1) CN101861500B (ja)
WO (1) WO2009066565A1 (ja)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10094219B2 (en) 2010-03-04 2018-10-09 X Development Llc Adiabatic salt energy storage
US8786140B2 (en) * 2010-03-05 2014-07-22 Thomas P. Kay High efficiency magnetohydrodynamic power generation using ultra-high magnetic fields and novel cooling
FR2958025A1 (fr) * 2010-03-23 2011-09-30 Air Liquide Procede et installation de refrigeration en charge pulsee
JP5639818B2 (ja) * 2010-08-24 2014-12-10 大陽日酸株式会社 冷凍液化機及び冷凍液化機の運転方法
US8448461B2 (en) * 2010-10-08 2013-05-28 Sumitomo (Shi) Cryogenics Of America Inc. Fast cool down cryogenic refrigerator
US9546647B2 (en) * 2011-07-06 2017-01-17 Sumitomo (Shi) Cryogenics Of America Inc. Gas balanced brayton cycle cold water vapor cryopump
FR2980564A1 (fr) * 2011-09-23 2013-03-29 Air Liquide Procede et installation de refrigeration
GB2496573B (en) * 2011-09-27 2016-08-31 Oxford Instr Nanotechnology Tools Ltd Apparatus and method for controlling a cryogenic cooling system
US10677498B2 (en) 2012-07-26 2020-06-09 Sumitomo (Shi) Cryogenics Of America, Inc. Brayton cycle engine with high displacement rate and low vibration
WO2014052927A1 (en) 2012-09-27 2014-04-03 Gigawatt Day Storage Systems, Inc. Systems and methods for energy storage and retrieval
JP5943865B2 (ja) * 2013-03-12 2016-07-05 住友重機械工業株式会社 クライオポンプシステム、クライオポンプシステムの運転方法、及び圧縮機ユニット
RU2631841C2 (ru) * 2013-05-31 2017-09-26 Майекава Мфг. Ко., Лтд. Устройство охлаждения на основе цикла брайтона
DE202013010352U1 (de) * 2013-11-18 2015-02-19 Oerlikon Leybold Vacuum Gmbh Kaltkopf für Tieftemperatur-Kältemaschine
JP2015187525A (ja) * 2014-03-27 2015-10-29 大陽日酸株式会社 ブレイトンサイクル冷凍機、及びターボ圧縮機の発熱部の冷却方法
EP3040647A1 (en) * 2014-12-30 2016-07-06 HTS-powercables.nl B.V. Device for cooling a high temperature superconductor
US10753655B2 (en) * 2015-03-30 2020-08-25 William A Kelley Energy recycling heat pump
KR102016827B1 (ko) * 2015-05-01 2019-08-30 가부시끼가이샤 마에가와 세이사꾸쇼 냉동기 및 냉동기의 운전 방법
US11137181B2 (en) 2015-06-03 2021-10-05 Sumitomo (Shi) Cryogenic Of America, Inc. Gas balanced engine with buffer
WO2017214723A1 (en) 2016-06-13 2017-12-21 Geoff Rowe System, method and apparatus for the regeneration of nitrogen energy within a closed loop cryogenic system
EP3339605A1 (en) * 2016-12-23 2018-06-27 Linde Aktiengesellschaft Method for compressing a gas mixture comprising neon
US10233787B2 (en) 2016-12-28 2019-03-19 Malta Inc. Storage of excess heat in cold side of heat engine
US10233833B2 (en) 2016-12-28 2019-03-19 Malta Inc. Pump control of closed cycle power generation system
US10082045B2 (en) 2016-12-28 2018-09-25 X Development Llc Use of regenerator in thermodynamic cycle system
US10458284B2 (en) 2016-12-28 2019-10-29 Malta Inc. Variable pressure inventory control of closed cycle system with a high pressure tank and an intermediate pressure tank
US11053847B2 (en) 2016-12-28 2021-07-06 Malta Inc. Baffled thermoclines in thermodynamic cycle systems
US10280804B2 (en) 2016-12-29 2019-05-07 Malta Inc. Thermocline arrays
US10221775B2 (en) 2016-12-29 2019-03-05 Malta Inc. Use of external air for closed cycle inventory control
US10082104B2 (en) 2016-12-30 2018-09-25 X Development Llc Atmospheric storage and transfer of thermal energy
US10801404B2 (en) 2016-12-30 2020-10-13 Malta Inc. Variable pressure turbine
US10436109B2 (en) 2016-12-31 2019-10-08 Malta Inc. Modular thermal storage
JP6727723B2 (ja) * 2017-01-16 2020-07-22 住友重機械工業株式会社 極低温冷凍機および極低温冷凍機の制御装置
FR3072160B1 (fr) * 2017-10-09 2019-10-04 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Dispositif et procede de refrigeration
CA3088184A1 (en) 2018-01-11 2019-07-18 Lancium Llc Method and system for dynamic power delivery to a flexible datacenter using unutilized energy sources
GB2571569A (en) * 2018-03-02 2019-09-04 Linde Ag Cooling system
JP2020007986A (ja) * 2018-07-10 2020-01-16 住友重機械工業株式会社 クライオポンプシステム
GB2575980A (en) * 2018-07-30 2020-02-05 Linde Ag High temperature superconductor refrigeration system
FR3099816B1 (fr) * 2019-08-05 2022-10-21 Air Liquide Procédé, dispositif et installation de réfrigération et/ou de liquéfaction
FR3099818B1 (fr) * 2019-08-05 2022-11-04 Air Liquide Dispositif de réfrigération et installation et procédé de refroidissement et/ou de liquéfaction
FR3099817B1 (fr) * 2019-08-05 2022-11-04 Air Liquide Procédé et installation de refroidissement et/ou de liquéfaction.
FR3101404B1 (fr) * 2019-10-01 2021-10-08 Air Liquide Dispositif de motorisation, véhicule volant et procédé de refroidissement d’un moteur
US11852043B2 (en) 2019-11-16 2023-12-26 Malta Inc. Pumped heat electric storage system with recirculation
US11480067B2 (en) 2020-08-12 2022-10-25 Malta Inc. Pumped heat energy storage system with generation cycle thermal integration
US11286804B2 (en) 2020-08-12 2022-03-29 Malta Inc. Pumped heat energy storage system with charge cycle thermal integration
WO2022036106A1 (en) 2020-08-12 2022-02-17 Malta Inc. Pumped heat energy storage system with thermal plant integration
US11396826B2 (en) 2020-08-12 2022-07-26 Malta Inc. Pumped heat energy storage system with electric heating integration
US11486305B2 (en) 2020-08-12 2022-11-01 Malta Inc. Pumped heat energy storage system with load following
US11454167B1 (en) 2020-08-12 2022-09-27 Malta Inc. Pumped heat energy storage system with hot-side thermal integration
FR3119669B1 (fr) * 2021-02-10 2023-03-24 Air Liquide Dispositif et procédé de liquéfaction d’un fluide tel que l’hydrogène et/ou de l’hélium
FR3119667B1 (fr) * 2021-02-10 2023-03-24 Air Liquide Dispositif et procédé de liquéfaction d’un fluide tel que l’hydrogène et/ou de l’hélium
KR20240004291A (ko) * 2021-04-30 2024-01-11 스미도모쥬기가이고교 가부시키가이샤 극저온냉동기 및 극저온냉동기의 운전방법
CN113963886A (zh) * 2021-10-15 2022-01-21 氢合科技(广州)有限公司 一种超导磁体冷却系统及调控方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375675A (en) * 1965-07-16 1968-04-02 Sulzer Ag Low temperature refrigerating apparatus
JPH01121660A (ja) * 1987-11-06 1989-05-15 Japan Atom Energy Res Inst 極低温冷凍装置
JPH0694317A (ja) * 1992-01-30 1994-04-05 Aisin Seiki Co Ltd 冷媒回路の圧力調整装置
JPH07270062A (ja) * 1994-03-30 1995-10-20 Nippon Sanso Kk ヘリウム冷凍液化機及びその運転方法
JPH11257768A (ja) * 1998-03-11 1999-09-24 Sanyo Electric Co Ltd 極低温冷凍装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1501730A1 (de) * 1966-05-27 1969-10-30 Linde Ag Verfahren und Vorrichtung zum Verfluessigen von Erdgas
US3992167A (en) * 1975-04-02 1976-11-16 Union Carbide Corporation Low temperature refrigeration process for helium or hydrogen mixtures using mixed refrigerant
JPS59122868A (ja) 1982-12-27 1984-07-16 高エネルギ−物理学研究所長 ネオンガスを利用したカスケ−ドタ−ボヘリウム冷凍液化装置
JPS63210573A (ja) * 1987-02-25 1988-09-01 ダイキン工業株式会社 ヘリウム冷凍機
JPH0781754B2 (ja) * 1990-06-28 1995-09-06 新技術事業団 冷凍機
JPH0579717A (ja) * 1991-09-19 1993-03-30 Hitachi Ltd ヘリウム冷凍機
US5271231A (en) * 1992-08-10 1993-12-21 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method and apparatus for gas liquefaction with plural work expansion of feed as refrigerant and air separation cycle embodying the same
JP2725631B2 (ja) * 1995-05-23 1998-03-11 ダイキン工業株式会社 極低温冷凍機の均圧制御方法及び均圧制御装置
JPH0989399A (ja) * 1995-09-20 1997-04-04 Hitachi Ltd ヘリウム冷凍装置
JP3928230B2 (ja) * 1997-12-01 2007-06-13 石川島播磨重工業株式会社 冷凍機用の回転機械
US6209338B1 (en) * 1998-07-15 2001-04-03 William Bradford Thatcher, Jr. Systems and methods for controlling refrigerant charge
US6640557B1 (en) * 2002-10-23 2003-11-04 Praxair Technology, Inc. Multilevel refrigeration for high temperature superconductivity
JP2005195258A (ja) * 2004-01-07 2005-07-21 Shin Meiwa Ind Co Ltd 冷凍システム及び真空成膜装置
JP2008138910A (ja) * 2006-11-30 2008-06-19 Taiyo Nippon Sanso Corp ヘリウム液化機

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375675A (en) * 1965-07-16 1968-04-02 Sulzer Ag Low temperature refrigerating apparatus
JPH01121660A (ja) * 1987-11-06 1989-05-15 Japan Atom Energy Res Inst 極低温冷凍装置
JPH0694317A (ja) * 1992-01-30 1994-04-05 Aisin Seiki Co Ltd 冷媒回路の圧力調整装置
JPH07270062A (ja) * 1994-03-30 1995-10-20 Nippon Sanso Kk ヘリウム冷凍液化機及びその運転方法
JPH11257768A (ja) * 1998-03-11 1999-09-24 Sanyo Electric Co Ltd 極低温冷凍装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DEAN ET AL: "Liquid helium refrigerator control", CRYOGENICS, ELSEVIER, KIDLINGTON, GB, vol. 25, no. 2, 1 February 1985 (1985-02-01), pages 87 - 91, XP024049647, ISSN: 0011-2275, [retrieved on 19850201], DOI: 10.1016/0011-2275(85)90110-9 *
See also references of WO2009066565A1 *

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KR101161339B1 (ko) 2012-06-29
EP2211124A1 (en) 2010-07-28
CN101861500B (zh) 2012-07-18
CN101861500A (zh) 2010-10-13

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