NO996508D0 - Regulerbar lastavkjoelingssystem spesielt for kryogene temperaturer - Google Patents

Regulerbar lastavkjoelingssystem spesielt for kryogene temperaturer

Info

Publication number
NO996508D0
NO996508D0 NO996508A NO996508A NO996508D0 NO 996508 D0 NO996508 D0 NO 996508D0 NO 996508 A NO996508 A NO 996508A NO 996508 A NO996508 A NO 996508A NO 996508 D0 NO996508 D0 NO 996508D0
Authority
NO
Norway
Prior art keywords
cooling system
cryogenic temperatures
adjustable load
system especially
load cooling
Prior art date
Application number
NO996508A
Other languages
English (en)
Other versions
NO996508L (no
NO315484B1 (no
Inventor
Arun Acharya
Bayram Arman
Walter Joseph Olszewski
Dante Patrick Bonaquist
Joseph Alfred Weber
Original Assignee
Praxair Technology Inc
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 Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of NO996508D0 publication Critical patent/NO996508D0/no
Publication of NO996508L publication Critical patent/NO996508L/no
Publication of NO315484B1 publication Critical patent/NO315484B1/no

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
    • 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
    • F25J1/0052—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 vaporising a liquid refrigerant stream
    • F25J1/0055—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 vaporising a liquid refrigerant stream originating from an incorporated cascade
    • 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
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
    • C09K5/044—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds
    • C09K5/045—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds containing only fluorine as halogen
    • 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
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/006—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant containing more than one component
    • 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
    • F25J1/0002—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the fluid to be liquefied
    • F25J1/0022—Hydrocarbons, e.g. natural gas
    • 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
    • F25J1/0052—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 vaporising a liquid refrigerant 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
    • 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
    • F25J1/0097—Others, e.g. F-, Cl-, HF-, HClF-, HCl-hydrocarbons etc. or 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
    • F25J1/02—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
    • F25J1/0211—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 using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle
    • F25J1/0212—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 using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a single flow MCR 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
    • 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
    • F25J1/0211—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 using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle
    • F25J1/0214—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 using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a dual level refrigeration cascade with at least one MCR 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
    • 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
    • F25J1/0262—Details of the cold heat exchange system
    • F25J1/0264—Arrangement of heat exchanger cores in parallel with different functions, e.g. different cooling streams
    • F25J1/0265—Arrangement of heat exchanger cores in parallel with different functions, e.g. different cooling streams comprising cores associated exclusively with the cooling of a refrigerant stream, e.g. for auto-refrigeration or economizer
    • F25J1/0268—Arrangement of heat exchanger cores in parallel with different functions, e.g. different cooling streams comprising cores associated exclusively with the cooling of a refrigerant stream, e.g. for auto-refrigeration or economizer using a dedicated refrigeration means
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
    • C09K2205/10—Components
    • C09K2205/11—Ethers
    • C09K2205/112—Halogenated ethers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
    • C09K2205/10—Components
    • C09K2205/13—Inert gases
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2205/00—Aspects relating to compounds used in compression type refrigeration systems
    • C09K2205/22—All components of a mixture being fluoro compounds
    • 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
    • F25B2400/06—Several compression cycles arranged in parallel
    • 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
    • F25B2400/23—Separators
    • 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
    • F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Lubricants (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO19996508A 1998-12-30 1999-12-28 Regulerbart avkjölingssystem spesielt for kryogene temperaturer NO315484B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/222,809 US6076372A (en) 1998-12-30 1998-12-30 Variable load refrigeration system particularly for cryogenic temperatures

Publications (3)

Publication Number Publication Date
NO996508D0 true NO996508D0 (no) 1999-12-28
NO996508L NO996508L (no) 2000-07-03
NO315484B1 NO315484B1 (no) 2003-09-08

Family

ID=22833781

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19996508A NO315484B1 (no) 1998-12-30 1999-12-28 Regulerbart avkjölingssystem spesielt for kryogene temperaturer

Country Status (21)

Country Link
US (2) US6076372A (no)
EP (1) EP1016839B1 (no)
JP (1) JP3678619B2 (no)
KR (1) KR100478615B1 (no)
CN (1) CN1140737C (no)
AR (1) AR022126A1 (no)
AT (1) ATE244860T1 (no)
AU (1) AU753979B2 (no)
BR (1) BR9905991A (no)
CA (1) CA2293191C (no)
DE (1) DE69909423T2 (no)
DK (1) DK1016839T3 (no)
ES (1) ES2197568T3 (no)
HU (1) HUP9904715A3 (no)
ID (1) ID24551A (no)
IL (1) IL133773A0 (no)
NO (1) NO315484B1 (no)
PL (1) PL337549A1 (no)
TR (1) TR199903276A2 (no)
TW (1) TW430733B (no)
ZA (1) ZA997869B (no)

Families Citing this family (89)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CZ298309B6 (cs) * 1997-07-15 2007-08-22 E.I.Du Pont De Nemours And Company Chladicí kompozice a její použití
US6881354B2 (en) * 1998-12-30 2005-04-19 Praxair Technology, Inc. Multicomponent refrigerant fluids for low and cryogenic temperatures
US7258813B2 (en) * 1999-07-12 2007-08-21 E.I. Du Pont De Nemours And Company Refrigerant composition
US6205812B1 (en) * 1999-12-03 2001-03-27 Praxair Technology, Inc. Cryogenic ultra cold hybrid liquefier
DE60144318D1 (de) 2000-05-30 2011-05-12 Brooks Automation Inc Tieftemperaturkältevorrichtung
US6502410B2 (en) * 2000-06-28 2003-01-07 Igc-Polycold Systems, Inc. Nonflammable mixed refrigerants (MR) for use with very low temperature throttle-cycle refrigeration systems
WO2002001125A1 (en) * 2000-06-28 2002-01-03 Igc Polycold Systems, Inc. Liquid chiller evaporator
WO2002001122A1 (en) 2000-06-28 2002-01-03 Igc Polycold Systems, Inc. High efficiency very-low temperature mixed refrigerant system with rapid cool down
KR100857487B1 (ko) * 2000-06-28 2008-09-09 브룩스 오토메이션 인코퍼레이티드 극저온 교축 사이클 냉동 시스템에 사용하기 위한 불연성 혼합 냉매
US6336331B1 (en) * 2000-08-01 2002-01-08 Praxair Technology, Inc. System for operating cryogenic liquid tankage
US6327865B1 (en) 2000-08-25 2001-12-11 Praxair Technology, Inc. Refrigeration system with coupling fluid stabilizing circuit
US6357258B1 (en) 2000-09-08 2002-03-19 Praxair Technology, Inc. Cryogenic air separation system with integrated booster and multicomponent refrigeration compression
US6357257B1 (en) 2001-01-25 2002-03-19 Praxair Technology, Inc. Cryogenic industrial gas liquefaction with azeotropic fluid forecooling
KR100852645B1 (ko) * 2001-02-23 2008-08-18 브룩스 오토메이션 인코퍼레이티드 극저온 폐쇄 루프형 재순환 가스 냉각 장치
US6502404B1 (en) 2001-07-31 2003-01-07 Praxair Technology, Inc. Cryogenic rectification system using magnetic refrigeration
US6438994B1 (en) 2001-09-27 2002-08-27 Praxair Technology, Inc. Method for providing refrigeration using a turboexpander cycle
US7059144B2 (en) 2001-10-26 2006-06-13 Helix Technology Corporation Methods of freezeout prevention for very low temperature mixed refrigerant systems
US7478540B2 (en) 2001-10-26 2009-01-20 Brooks Automation, Inc. Methods of freezeout prevention and temperature control for very low temperature mixed refrigerant systems
US6427483B1 (en) 2001-11-09 2002-08-06 Praxair Technology, Inc. Cryogenic industrial gas refrigeration system
DE10158328A1 (de) * 2001-11-28 2003-06-18 Linde Ag Verfahren und Vorrichtung zur Erzeugung von flüssigem Sauerstoff und flüssigem Stickstoff
US6557361B1 (en) * 2002-03-26 2003-05-06 Praxair Technology Inc. Method for operating a cascade refrigeration system
US6532752B1 (en) 2002-03-28 2003-03-18 Praxair Technology, Inc. Food freezing system
US6553772B1 (en) 2002-05-09 2003-04-29 Praxair Technology, Inc. Apparatus for controlling the operation of a cryogenic liquefier
US6595009B1 (en) * 2002-07-17 2003-07-22 Praxair Technology, Inc. Method for providing refrigeration using two circuits with differing multicomponent refrigerants
US6591618B1 (en) 2002-08-12 2003-07-15 Praxair Technology, Inc. Supercritical refrigeration system
GB0223724D0 (en) * 2002-10-11 2002-11-20 Rhodia Organique Fine Ltd Refrigerant compositions
US6640557B1 (en) * 2002-10-23 2003-11-04 Praxair Technology, Inc. Multilevel refrigeration for high temperature superconductivity
US7279451B2 (en) 2002-10-25 2007-10-09 Honeywell International Inc. Compositions containing fluorine substituted olefins
US9796848B2 (en) * 2002-10-25 2017-10-24 Honeywell International Inc. Foaming agents and compositions containing fluorine substituted olefins and methods of foaming
US8033120B2 (en) * 2002-10-25 2011-10-11 Honeywell International Inc. Compositions and methods containing fluorine substituted olefins
US20040089839A1 (en) * 2002-10-25 2004-05-13 Honeywell International, Inc. Fluorinated alkene refrigerant compositions
US6591632B1 (en) * 2002-11-19 2003-07-15 Praxair Technology, Inc. Cryogenic liquefier/chiller
KR101126495B1 (ko) * 2002-11-29 2012-03-29 이 아이 듀폰 디 네모아 앤드 캄파니 냉각기 냉매
US6694774B1 (en) * 2003-02-04 2004-02-24 Praxair Technology, Inc. Gas liquefaction method using natural gas and mixed gas refrigeration
US6923009B2 (en) * 2003-07-03 2005-08-02 Ge Medical Systems Global Technology, Llc Pre-cooler for reducing cryogen consumption
RU2352877C2 (ru) * 2003-09-23 2009-04-20 Статойл Аса Способ сжижения природного газа
US7059138B2 (en) 2003-09-23 2006-06-13 Praxair Technology, Inc. Biological refrigeration system
US7655610B2 (en) * 2004-04-29 2010-02-02 Honeywell International Inc. Blowing agent compositions comprising fluorinated olefins and carbon dioxide
US9499729B2 (en) * 2006-06-26 2016-11-22 Honeywell International Inc. Compositions and methods containing fluorine substituted olefins
US20050211949A1 (en) 2003-11-13 2005-09-29 Bivens Donald B Detectable refrigerant compositions and uses thereof
CA2553432A1 (en) * 2004-01-14 2005-07-28 E.I. Du Pont De Nemours And Company 1-ethoxy-1,1,2,2,3,3,4,4,4-nonafluorobutane refrigerant compositions comprising a fluoroether and uses thereof
US7208100B2 (en) * 2004-01-14 2007-04-24 E. I. Du Pont De Nemours And Company 1-ethoxy-1,1,2,2,3,3,4,4,4-nonafluorobutane refrigerant compositions comprising a fluoroether and uses thereof
US7220363B2 (en) 2004-01-14 2007-05-22 E.I. Du Pont Denemours And Company 1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant compositions comprising a fluoroether and uses thereof
CN101120218B (zh) 2004-01-28 2011-09-28 布鲁克斯自动化有限公司 利用混合惰性成份制冷剂的制冷循环
US7897823B2 (en) 2004-10-29 2011-03-01 E. I. Du Pont De Nemours And Company Process for production of azeotrope compositions comprising hydrofluoroolefin and hydrogen fluoride and uses of said azeotrope compositions in separation processes
US7290396B2 (en) * 2005-01-19 2007-11-06 Praxair Technology, Inc. Cryogenic biological preservation unit
US7569170B2 (en) 2005-03-04 2009-08-04 E.I. Du Pont De Nemours And Company Compositions comprising a fluoroolefin
US20220389297A1 (en) 2005-03-04 2022-12-08 The Chemours Company Fc, Llc Compositions comprising a fluoroolefin
US8574451B2 (en) * 2005-06-24 2013-11-05 Honeywell International Inc. Trans-chloro-3,3,3-trifluoropropene for use in chiller applications
US20070000258A1 (en) * 2005-07-01 2007-01-04 Bonaquist Dante P Biological refrigeration sytem
US7708903B2 (en) 2005-11-01 2010-05-04 E.I. Du Pont De Nemours And Company Compositions comprising fluoroolefins and uses thereof
AU2012229664B2 (en) * 2005-11-01 2015-03-05 The Chemours Company Fc, Llc. Compositions comprising fluoroolefins and uses thereof
EP1951838B1 (en) 2005-11-01 2013-07-17 E.I. Du Pont De Nemours And Company Compositions comprising fluoroolefins and uses thereof
EP1960719A4 (en) * 2005-12-07 2008-11-26 Carrier Corp MULTI-CIRCUIT REFRIGERATING SYSTEM USING SEPARATE REFRIGERANTS
US9000061B2 (en) 2006-03-21 2015-04-07 Honeywell International Inc. Foams and articles made from foams containing 1-chloro-3,3,3-trifluoropropene (HFCO-1233zd)
FR2912420B1 (fr) * 2007-02-12 2012-08-17 Arkema France Fluide frigorigene a base de perfluorodimethoxymethane.
US9738768B2 (en) 2007-03-29 2017-08-22 Arkema Inc. Blowing agent composition of hydrochlorofluoroolefin
US9234070B2 (en) 2007-03-29 2016-01-12 Arkema Inc. Blowing agent composition of hydrochlorofluoroolefin
US8333901B2 (en) 2007-10-12 2012-12-18 Mexichem Amanco Holding S.A. De C.V. Heat transfer compositions
GB2457345B (en) * 2007-10-12 2012-02-08 Ineos Fluor Holdings Ltd Heat transfer compositions
US8512591B2 (en) * 2007-10-12 2013-08-20 Mexichem Amanco Holding S.A. De C.V. Heat transfer compositions
GB201002625D0 (en) 2010-02-16 2010-03-31 Ineos Fluor Holdings Ltd Heat transfer compositions
US8628681B2 (en) * 2007-10-12 2014-01-14 Mexichem Amanco Holding S.A. De C.V. Heat transfer compositions
US20100122545A1 (en) 2008-11-19 2010-05-20 E. I. Du Pont De Nemours And Company Tetrafluoropropene compositions and uses thereof
CN102596869A (zh) 2009-09-09 2012-07-18 霍尼韦尔国际公司 单氯三氟丙烯化合物和使用其的组合物和方法
GB201002622D0 (en) 2010-02-16 2010-03-31 Ineos Fluor Holdings Ltd Heat transfer compositions
AU2010353438B2 (en) 2010-05-20 2013-08-22 Mexichem Amanco Holding S.A. De C.V. Heat transfer compositions
US8808570B2 (en) 2010-05-20 2014-08-19 Mexichem Amanco Holding S.A. De C.V. Heat transfer compositions
GB2481443B (en) 2010-06-25 2012-10-17 Mexichem Amanco Holding Sa Heat transfer compositions
EP2596312A2 (en) * 2010-07-19 2013-05-29 BP Alternative Energy International Limited Separation of a gas mixture
JP5770303B2 (ja) * 2010-11-18 2015-08-26 オックスフォード インストルメンツ ナノテクノロジー ツールス リミテッド 冷却装置及び方法
KR101106088B1 (ko) * 2011-03-22 2012-01-18 대우조선해양 주식회사 고압 천연가스 분사 엔진용 연료 공급 시스템의 재액화 장치에 사용되는 비폭발성 혼합냉매
JP5935798B2 (ja) 2011-05-19 2016-06-15 旭硝子株式会社 作動媒体および熱サイクルシステム
EP2711407B1 (en) 2011-05-19 2018-11-07 AGC Inc. Working medium and heat-cycle system
CN102425899B (zh) * 2011-11-03 2014-01-01 苏州市兴鲁空分设备科技发展有限公司 低温装置中低温冷冻机的使用方法
US9453154B2 (en) * 2012-06-12 2016-09-27 Varadarajan Seshamani Non-CFC refrigerant mixture for use in multistage auto cascade systems
MX2015005359A (es) * 2012-11-16 2015-07-14 Exxonmobil Upstream Res Co Licuacion de gas natural.
CA2894176C (en) * 2013-01-24 2017-06-06 Exxonmobil Upstream Research Company Liquefied natural gas production
CN103275674B (zh) * 2013-04-24 2015-10-14 台州市金睿德制冷设备科技有限公司 -120℃～-160℃温区混合制冷剂
JP6379391B2 (ja) * 2013-04-30 2018-08-29 Ａｇｃ株式会社 トリフルオロエチレンを含む組成物
GB2535383B (en) 2013-07-30 2016-10-19 Mexichem Amanco Holding Sa Heat transfer compositions
JP6338143B2 (ja) * 2014-03-19 2018-06-06 三浦工業株式会社 冷却システム
US10330364B2 (en) 2014-06-26 2019-06-25 Hudson Technologies, Inc. System and method for retrofitting a refrigeration system from HCFC to HFC refrigerant
GB201501598D0 (en) 2015-01-30 2015-03-18 Mexichem Fluor Sa De Cv Compositions
WO2018132785A1 (en) * 2017-01-16 2018-07-19 Praxair Technology, Inc. Refrigeration cycle for liquid oxygen densification
CN107490245B (zh) * 2017-07-19 2020-06-23 浙江智海化工设备工程有限公司 一种用于空分装置的自动变负荷控制方法
GB2571569A (en) * 2018-03-02 2019-09-04 Linde Ag Cooling system
CN112552877B (zh) * 2020-12-18 2021-09-07 浙江巨化新材料研究院有限公司 一种热交换工质组合物
CN117222189A (zh) * 2023-09-08 2023-12-12 超聚变数字技术有限公司 氢氟烯烃化合物在两相浸没式冷却系统中的应用

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3733845A (en) * 1972-01-19 1973-05-22 D Lieberman Cascaded multicircuit,multirefrigerant refrigeration system
US3992167A (en) * 1975-04-02 1976-11-16 Union Carbide Corporation Low temperature refrigeration process for helium or hydrogen mixtures using mixed refrigerant
EP0430169B1 (en) * 1989-11-30 1994-08-17 Matsushita Electric Industrial Co., Ltd. Working fluid
AU1642192A (en) * 1991-03-18 1992-10-21 Allied-Signal Inc. Non-azeotropic refrigerant compositions comprising difluoromethane; 1,1,1-trifluoroethane; or propane
JP3208151B2 (ja) * 1991-05-28 2001-09-10 三洋電機株式会社 冷凍装置
US5157925A (en) * 1991-09-06 1992-10-27 Exxon Production Research Company Light end enhanced refrigeration loop
ATE199565T1 (de) * 1991-12-03 2001-03-15 Us Environment Kältemittelzusammensetzung sowie verfahren zu deren benutzung
US5484546A (en) * 1993-05-19 1996-01-16 E. I. Du Pont De Nemours And Company Refrigerant compositions including an acylic fluoroether
US5441658A (en) * 1993-11-09 1995-08-15 Apd Cryogenics, Inc. Cryogenic mixed gas refrigerant for operation within temperature ranges of 80°K- 100°K
US5425890A (en) * 1994-01-11 1995-06-20 Apd Cryogenics, Inc. Substitute refrigerant for dichlorodifluoromethane refrigeration systems
US5622644A (en) * 1994-01-11 1997-04-22 Intercool Energy Mixed gas R-12 refrigeration apparatus
US5379597A (en) * 1994-02-04 1995-01-10 Air Products And Chemicals, Inc. Mixed refrigerant cycle for ethylene recovery
US5408848A (en) * 1994-02-25 1995-04-25 General Signal Corporation Non-CFC autocascade refrigeration system
GB9415159D0 (en) * 1994-07-27 1994-09-28 Ici Plc Refrigerant compositions
US5579654A (en) * 1995-06-29 1996-12-03 Apd Cryogenics, Inc. Cryostat refrigeration system using mixed refrigerants in a closed vapor compression cycle having a fixed flow restrictor
US5785741A (en) * 1995-07-17 1998-07-28 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges, Claude Process and system for separation and recovery of perfluorocompound gases
AU7239596A (en) * 1995-09-21 1997-04-09 George H. Goble Drop-in substitutes for dichlorodifluoromethane refrigerant
US5787715A (en) * 1995-10-12 1998-08-04 Cryogen, Inc. Mixed gas refrigeration method
US5687574A (en) * 1996-03-14 1997-11-18 Apd Cryogenics, Inc. Throttle cycle cryopumping system for Group I gases
US5792523A (en) * 1996-03-14 1998-08-11 Aga Aktiebolag Krypton gas mixture for insulated windows
US5954995A (en) * 1996-03-22 1999-09-21 Goble; George H. Drop-in substitutes for 1,1,1,2-tetrafluoroethane (R-134a) refrigerant
US5729993A (en) * 1996-04-16 1998-03-24 Apd Cryogenics Inc. Precooled vapor-liquid refrigeration cycle
GB9618207D0 (en) * 1996-08-30 1996-10-09 Ici Plc Refrigerant compositions
US5976222A (en) * 1998-03-23 1999-11-02 Air Products And Chemicals, Inc. Recovery of perfluorinated compounds from the exhaust of semiconductor fabs using membrane and adsorption in series

Also Published As

Publication number Publication date
ATE244860T1 (de) 2003-07-15
ID24551A (id) 2000-07-27
TR199903276A3 (tr) 2000-07-21
EP1016839B1 (en) 2003-07-09
CN1265462A (zh) 2000-09-06
DE69909423T2 (de) 2004-04-15
HUP9904715A2 (hu) 2001-04-28
EP1016839A2 (en) 2000-07-05
NO996508L (no) 2000-07-03
ES2197568T3 (es) 2004-01-01
TR199903276A2 (xx) 2000-07-21
KR100478615B1 (ko) 2005-03-28
EP1016839A3 (en) 2000-11-02
DE69909423D1 (de) 2003-08-14
ZA997869B (en) 2000-07-05
BR9905991A (pt) 2000-09-05
IL133773A0 (en) 2001-04-30
CA2293191A1 (en) 2000-06-30
CA2293191C (en) 2004-09-21
US6426019B1 (en) 2002-07-30
PL337549A1 (en) 2000-07-03
NO315484B1 (no) 2003-09-08
AU753979B2 (en) 2002-10-31
DK1016839T3 (da) 2003-08-18
TW430733B (en) 2001-04-21
KR20000048441A (ko) 2000-07-25
AR022126A1 (es) 2002-09-04
CN1140737C (zh) 2004-03-03
AU6554199A (en) 2000-07-06
JP2000205675A (ja) 2000-07-28
HUP9904715A3 (en) 2001-05-28
HU9904715D0 (en) 2000-03-28
JP3678619B2 (ja) 2005-08-03
US6076372A (en) 2000-06-20

Similar Documents

Publication Publication Date Title
NO996508L (no) Regulerbar lastavkjølingssystem spesielt for kryogene temperaturer
DE69740056D1 (de) Selbstreinigendes tiefsttemperaturkältesystem
DE69919891D1 (de) Kältegerät
NO20004212L (no) Kjølesystem
DE69935481D1 (de) Kälteanlage
DE60040180D1 (de) Verbesserte Kühl- und Wärmeauflage und System
DE69936881D1 (de) Batteriekühlsystem
DE69930732D1 (de) Kälteanlage
GB9827697D0 (en) Cold junction compensation for multiple thermocouples
DE60011329T2 (de) Maschinenkühlmitteltemperaturkontrolle
DE60015061D1 (de) Klimatisierungssystem
ATA154199A (de) Kühlanlage
DE59912778D1 (de) Kältegerät
AU2001277870A1 (en) Cooling system for thermal analysis
DE59903166D1 (de) Mehrkern-bscco-hochtemperatur-supraleiter
DK0918473T3 (da) Anordning til kontinuerlig dybfrysning med over hinanden liggende køleplader
TR199900916A3 (tr) Hibrit sogutma tertibati
DE59914893D1 (de) Kühlgerät
KR970050078U (ko) 냉장고의 방열시스템
KR960008813U (ko) 냉장고의 냉각장치
FR2782785B1 (fr) Refroidisseur joule-thomson
ITAR980030A0 (it) Impianto di raffreddamento con scambiatore di calore ausiliario e scambiatore di calore per detto impianto
NO992346L (no) Varme/kjölesystem
KR970050090U (ko) 차량용 냉/온장고의 수냉식 방열구조
NO980885D0 (no) Lavtemperatur varmemotor

Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees