CA2178124C - Adaptive orifice joule-thomson cryostat with servo-control - Google Patents

Adaptive orifice joule-thomson cryostat with servo-control Download PDF

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Publication number
CA2178124C
CA2178124C CA002178124A CA2178124A CA2178124C CA 2178124 C CA2178124 C CA 2178124C CA 002178124 A CA002178124 A CA 002178124A CA 2178124 A CA2178124 A CA 2178124A CA 2178124 C CA2178124 C CA 2178124C
Authority
CA
Canada
Prior art keywords
temperature
cryostat
needle valve
orifice
load
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.)
Expired - Fee Related
Application number
CA002178124A
Other languages
English (en)
French (fr)
Other versions
CA2178124A1 (en
Inventor
Matthew M. Skertic
Joseph L. Hlava
Daniel W. Brunton
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of CA2178124A1 publication Critical patent/CA2178124A1/en
Application granted granted Critical
Publication of CA2178124C publication Critical patent/CA2178124C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • F25B9/02—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using Joule-Thompson effect; using vortex effect
    • 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
    • F25B2309/02—Gas cycle refrigeration machines using the Joule-Thompson effect
    • F25B2309/022—Gas cycle refrigeration machines using the Joule-Thompson effect characterised by the expansion element

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Temperature (AREA)
  • Temperature-Responsive Valves (AREA)
CA002178124A 1995-06-06 1996-06-04 Adaptive orifice joule-thomson cryostat with servo-control Expired - Fee Related CA2178124C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US46916395A 1995-06-06 1995-06-06
US08/469,163 1995-06-06

Publications (2)

Publication Number Publication Date
CA2178124A1 CA2178124A1 (en) 1996-12-07
CA2178124C true CA2178124C (en) 2002-05-14

Family

ID=23862686

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002178124A Expired - Fee Related CA2178124C (en) 1995-06-06 1996-06-04 Adaptive orifice joule-thomson cryostat with servo-control

Country Status (6)

Country Link
EP (1) EP0747644A3 (xx)
JP (1) JPH0932965A (xx)
KR (1) KR100200255B1 (xx)
AU (1) AU5238396A (xx)
CA (1) CA2178124C (xx)
IL (1) IL118511A0 (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9765995B2 (en) 2012-06-27 2017-09-19 Raytheon Company Cryocoolers with electronic cryostat flow controllers and related system and method

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6016659A (en) * 1997-10-30 2000-01-25 Raytheon Co. Reactive thermo elastic cryostat
TW200636198A (en) * 2004-12-30 2006-10-16 Twister Bv Throttling valve and method for enlarging liquid droplet sizes in a fluid stream flowing therethrough
IL170266A (en) * 2005-08-11 2009-06-15 Rafael Advanced Defense System Ltd Reducing temperature stabilization time of an ir detector in the j-t cryogenic cooling process
IL178633A0 (en) 2006-10-16 2007-09-20 Josef Flomenblit Temperature controlled valve for regulating cooling gas flow
FR2930677B1 (fr) * 2008-04-25 2010-05-21 Thales Sa Systeme optronique ir a maintenance predictive a partir d'une derive brutale
IL208627A0 (en) * 2010-10-11 2010-12-30 Rafael Advanced Defense Sys Regulated joule thompson cooling system which comprises an active closed control loop for increasing reliability and preventing instantaneous overheating
CN110195995B (zh) * 2019-05-15 2020-12-18 中国电子科技集团公司第十一研究所 制冷器的自调机构及其装配方法、自调式j-t制冷器
CN112730505B (zh) * 2020-12-18 2022-05-17 上海交通大学 用于低温流体节流和定量测量的可视化实验舱

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152903A (en) * 1978-04-13 1979-05-08 Air Products And Chemicals, Inc. Bimaterial demand flow cryostat
JPS62182558A (ja) * 1986-02-05 1987-08-10 日本電気株式会社 ジユ−ルトムソン冷却装置
FR2642510B1 (fr) * 1989-02-02 1995-06-16 Albagnac Rene Regulateur de debit de gaz pour refroidisseur a effet joule-thomson
GB2247517B (en) * 1990-08-07 1994-01-26 Hymatic Eng Co Ltd Cryogenic cooling apparatus
DE4226820A1 (de) * 1992-08-13 1994-02-17 Bodenseewerk Geraetetech Kühlsystem zum Abkühlen eines Kühlobjektes auf tiefe Temperaturen mittels eines Joule-Thomson-Kühlers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9765995B2 (en) 2012-06-27 2017-09-19 Raytheon Company Cryocoolers with electronic cryostat flow controllers and related system and method

Also Published As

Publication number Publication date
EP0747644A2 (en) 1996-12-11
KR100200255B1 (ko) 1999-06-15
AU5238396A (en) 1996-12-19
JPH0932965A (ja) 1997-02-07
CA2178124A1 (en) 1996-12-07
IL118511A0 (en) 1996-09-12
EP0747644A3 (en) 1999-01-20

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MKLA Lapsed

Effective date: 20130604