CA2000359A1 - Systeme de controle de temperature pour refrigerateur a liquide cryogenique - Google Patents

Systeme de controle de temperature pour refrigerateur a liquide cryogenique

Info

Publication number
CA2000359A1
CA2000359A1 CA2000359A CA2000359A CA2000359A1 CA 2000359 A1 CA2000359 A1 CA 2000359A1 CA 2000359 A CA2000359 A CA 2000359A CA 2000359 A CA2000359 A CA 2000359A CA 2000359 A1 CA2000359 A1 CA 2000359A1
Authority
CA
Canada
Prior art keywords
control system
temperature control
cryogenic refrigerator
adjust
working fluid
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
Application number
CA2000359A
Other languages
English (en)
Other versions
CA2000359C (fr
Inventor
James Livingstone
Graham J. Higham
Gerald R. Pruitt
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.)
Azenta Inc
Original Assignee
Helix Technology 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 Helix Technology Corp filed Critical Helix Technology Corp
Publication of CA2000359A1 publication Critical patent/CA2000359A1/fr
Application granted granted Critical
Publication of CA2000359C publication Critical patent/CA2000359C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • 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
    • F25B2309/001—Gas cycle refrigeration machines with a linear configuration or a linear motor
    • 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 
    • F25B2309/1428—Control of a Stirling refrigeration machine
    • 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
    • F25B2500/13—Vibrations

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Linear Motors (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Linear Motors (AREA)
CA002000359A 1988-10-11 1989-10-10 Systeme de controle de temperature pour refrigerateur a liquide cryogenique Expired - Fee Related CA2000359C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25604288A 1988-10-11 1988-10-11
US256,042 1988-10-11

Publications (2)

Publication Number Publication Date
CA2000359A1 true CA2000359A1 (fr) 1990-04-11
CA2000359C CA2000359C (fr) 1997-12-09

Family

ID=22970885

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002000359A Expired - Fee Related CA2000359C (fr) 1988-10-11 1989-10-10 Systeme de controle de temperature pour refrigerateur a liquide cryogenique

Country Status (2)

Country Link
CA (1) CA2000359C (fr)
WO (1) WO1990004144A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5392607A (en) * 1993-07-08 1995-02-28 Hughes Aircraft Company Stirling-cycle cyrogenic cooler using adaptive feedforward vibration control
US6467276B2 (en) 2000-02-17 2002-10-22 Lg Electronics Inc. Pulse tube refrigerator
KR100393792B1 (ko) 2001-02-17 2003-08-02 엘지전자 주식회사 맥동관 냉동기
CN105466064B (zh) * 2015-12-16 2018-07-17 中国电子科技集团公司第十一研究所 一种通用的分置式线性斯特林制冷机驱动方法及驱动电路

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US543793A (en) * 1895-07-30 Switch and signal mechanism
US417448A (en) * 1889-12-17 schmemann
GB185834A (en) * 1921-06-10 1922-09-11 George Chappell Minnitt Improvements in or relating to louvre window or like shutters
US4397155A (en) * 1980-06-25 1983-08-09 National Research Development Corporation Stirling cycle machines
US4664685A (en) * 1985-11-19 1987-05-12 Helix Technology Corporation Linear drive motor control in a cryogenic refrigerator

Also Published As

Publication number Publication date
CA2000359C (fr) 1997-12-09
WO1990004144A1 (fr) 1990-04-19

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed