JPS62201358U - - Google Patents

Info

Publication number
JPS62201358U
JPS62201358U JP1986088917U JP8891786U JPS62201358U JP S62201358 U JPS62201358 U JP S62201358U JP 1986088917 U JP1986088917 U JP 1986088917U JP 8891786 U JP8891786 U JP 8891786U JP S62201358 U JPS62201358 U JP S62201358U
Authority
JP
Japan
Prior art keywords
refrigerant
compressor
electric motor
working chamber
volume
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.)
Pending
Application number
JP1986088917U
Other languages
English (en)
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 filed Critical
Priority to JP1986088917U priority Critical patent/JPS62201358U/ja
Priority to US07/054,781 priority patent/US4825660A/en
Publication of JPS62201358U publication Critical patent/JPS62201358U/ja
Pending 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)

Description

【図面の簡単な説明】
図面は本考案にかかる極低温冷凍機の一実施例
の説明図である。 １１…シリンダ、１４…ピストン、１５，１６
…作動室、１８…電動機、２４…センサー、２７
…第１弁、３０…圧縮機、３１…第２弁、３２…
マイクロコンピユータ、３３…駆動回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. シリンダと前記シリンダ内に装架されたピスト
    ンとの間に画成された作動室の容積が、電動機に
    より前記ピストンが往復動することにより、減少
    および増大を繰り返し、前記作動室の容積の減少
    時および増大時、夫々、圧縮機の吐出口および吸
    入口と連通するようにして冷媒が圧縮および膨脹
    を繰り返すようにした極低温冷凍機において、前
    記圧縮機の吐出口から吐出される冷媒の圧力を検
    知するセンサー、前記センサーと連結され、電気
    信号として受け入れた前記冷媒の圧力と基準値と
    を比較するマイクロ・コンピユータ、および前記
    比較の結果に応じて前記電動機の駆動を制御する
    駆動回路を設けてなる、極低温冷凍機。
JP1986088917U 1986-06-11 1986-06-11 Pending JPS62201358U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1986088917U JPS62201358U (ja) 1986-06-11 1986-06-11
US07/054,781 US4825660A (en) 1986-06-11 1987-05-27 Cryogenic refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986088917U JPS62201358U (ja) 1986-06-11 1986-06-11

Publications (1)

Publication Number Publication Date
JPS62201358U true JPS62201358U (ja) 1987-12-22

Family

ID=13956273

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986088917U Pending JPS62201358U (ja) 1986-06-11 1986-06-11

Country Status (2)

Country Link
US (1) US4825660A (ja)
JP (1) JPS62201358U (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5224657A (en) * 1989-05-23 1993-07-06 Kabushiki Kaisha Toshiba Cryogenic refrigerator
DE69003738T2 (de) * 1989-05-23 1994-03-10 Toshiba Kawasaki Kk Kryokälteanlage.
US5197295A (en) * 1991-11-04 1993-03-30 Nachman Pundak Stirling miniature integral cooler/dewar assembly
US5355679A (en) * 1993-06-25 1994-10-18 Phpk Technologies, Incorporated High reliability gas expansion engine
US5765378A (en) * 1996-12-31 1998-06-16 Helix Technology Corporation Method and apparatus for detecting a loss of differential pressure in a cryogenic refrigerator
US7412835B2 (en) * 2005-06-27 2008-08-19 Legall Edwin L Apparatus and method for controlling a cryocooler by adjusting cooler gas flow oscillating frequency
GB2496573B (en) * 2011-09-27 2016-08-31 Oxford Instr Nanotechnology Tools Ltd Apparatus and method for controlling a cryogenic cooling system
EP3695174B1 (en) * 2017-10-11 2022-09-14 Teledyne FLIR Commercial Systems, Inc. Cryocooler controller systems and methods

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3939668A (en) * 1974-11-21 1976-02-24 Morris Herman H Balanced liquid level head pressure control systems
US4417448A (en) * 1982-01-20 1983-11-29 The United States Of America As Represented By The Secretary Of The Army Means for producing an optimized cooler expander waveform
JPS608482A (ja) * 1983-06-28 1985-01-17 Arubatsuku Kuraio Kk クライオポンプの運転方法
US4706470A (en) * 1985-05-16 1987-11-17 Sawafuji Electric Co., Ltd. System for controlling compressor operation
US4686834A (en) * 1986-06-09 1987-08-18 American Standard Inc. Centrifugal compressor controller for minimizing power consumption while avoiding surge

Also Published As

Publication number Publication date
US4825660A (en) 1989-05-02

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