JP4572404B2 - 冷媒消費を低減するための予冷却器 - Google Patents

冷媒消費を低減するための予冷却器 Download PDF

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Publication number
JP4572404B2
JP4572404B2 JP2004197763A JP2004197763A JP4572404B2 JP 4572404 B2 JP4572404 B2 JP 4572404B2 JP 2004197763 A JP2004197763 A JP 2004197763A JP 2004197763 A JP2004197763 A JP 2004197763A JP 4572404 B2 JP4572404 B2 JP 4572404B2
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JP
Japan
Prior art keywords
supply line
assembly
refrigerant
mri
magnet
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
JP2004197763A
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English (en)
Japanese (ja)
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JP2005028132A5 (enExample
JP2005028132A (ja
Inventor
ラヴィクマー・クダラバリ
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GE Medical Systems Global Technology Co LLC
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GE Medical Systems Global Technology Co LLC
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Publication of JP2005028132A5 publication Critical patent/JP2005028132A5/ja
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    • 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
    • F25B19/00—Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour
    • F25B19/005—Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour the refrigerant being a liquefied 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/381—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets
    • G01R33/3815—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets with superconducting coils, e.g. power supply therefor
    • 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
    • F25B2500/26—Problems to be solved characterised by the startup 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2004197763A 2003-07-03 2004-07-05 冷媒消費を低減するための予冷却器 Expired - Fee Related JP4572404B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/604,242 US6923009B2 (en) 2003-07-03 2003-07-03 Pre-cooler for reducing cryogen consumption

Publications (3)

Publication Number Publication Date
JP2005028132A JP2005028132A (ja) 2005-02-03
JP2005028132A5 JP2005028132A5 (enExample) 2009-10-22
JP4572404B2 true JP4572404B2 (ja) 2010-11-04

Family

ID=34079548

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004197763A Expired - Fee Related JP4572404B2 (ja) 2003-07-03 2004-07-05 冷媒消費を低減するための予冷却器

Country Status (4)

Country Link
US (1) US6923009B2 (enExample)
JP (1) JP4572404B2 (enExample)
CN (1) CN100381097C (enExample)
AU (1) AU2004202906C1 (enExample)

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GB2433581B (en) * 2005-12-22 2008-02-27 Siemens Magnet Technology Ltd Closed-loop precooling of cryogenically cooled equipment
JP5450224B2 (ja) * 2009-05-29 2014-03-26 株式会社東芝 磁気共鳴イメージング装置
CN102054554B (zh) 2009-10-30 2015-07-08 通用电气公司 超导磁体的制冷系统和制冷方法
US20120000242A1 (en) * 2010-04-22 2012-01-05 Baudat Ned P Method and apparatus for storing liquefied natural gas
US9046006B2 (en) * 2010-06-21 2015-06-02 Paccar Inc Dual cycle rankine waste heat recovery cycle
US20120167598A1 (en) * 2010-09-14 2012-07-05 Quantum Design, Inc. Vacuum isolated multi-well zero loss helium dewar
US9958519B2 (en) * 2011-12-22 2018-05-01 General Electric Company Thermosiphon cooling for a magnet imaging system
GB2520863B (en) 2012-07-26 2016-12-21 Sumitomo (Shi) Cryogenics Of America Inc Brayton cycle engine
DE112014000403B4 (de) 2013-01-11 2018-04-05 Sumitomo (Shi) Cryogenics Of America, Inc. MRI-Herunterkühlvorrichtung
CN104676994A (zh) * 2013-11-29 2015-06-03 西门子(深圳)磁共振有限公司 磁共振成像系统的冷却设备和方法
GB2553946B (en) 2015-06-03 2020-09-30 Sumitomo Shi Cryogenics Of America Inc Gas balanced engine with buffer
EP3486588A1 (en) * 2017-11-20 2019-05-22 Linde Aktiengesellschaft Method and apparatus for cooling a system
JP6871881B2 (ja) * 2018-03-23 2021-05-19 住友重機械工業株式会社 極低温冷凍機システムおよび起振機ユニット
CN111902893B (zh) * 2018-04-09 2022-03-04 三菱电机株式会社 超导磁铁装置
CN116403798A (zh) * 2019-09-16 2023-07-07 西门子(深圳)磁共振有限公司 磁共振成像系统的磁体预冷装置
EP4377619A4 (en) 2021-07-29 2025-07-02 Sumitomo Shi Cryogenics Of America Inc CIRCULATING CRYOREFRIGERATOR SYSTEM ARRANGED IN SERIES
FR3133075B1 (fr) * 2022-02-25 2024-02-23 Absolut System Système de refroidissement cryogénique

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US4796433A (en) * 1988-01-06 1989-01-10 Helix Technology Corporation Remote recondenser with intermediate temperature heat sink
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US5317296A (en) * 1991-09-13 1994-05-31 General Electric Company Demountable conduction cooled current leads for refrigerated superconducting magnets
JP3292524B2 (ja) * 1992-01-07 2002-06-17 株式会社東芝 クライオスタット
US5258710A (en) * 1992-03-27 1993-11-02 General Electric Company Cryogenic probe for NMR microscopy
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JPH06117714A (ja) * 1992-10-01 1994-04-28 Kobe Steel Ltd 液化冷凍装置の予冷方法及び装置
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Also Published As

Publication number Publication date
CN100381097C (zh) 2008-04-16
CN1575746A (zh) 2005-02-09
AU2004202906B2 (en) 2009-05-21
JP2005028132A (ja) 2005-02-03
US20050016187A1 (en) 2005-01-27
AU2004202906C1 (en) 2009-09-24
AU2004202906A1 (en) 2005-01-20
US6923009B2 (en) 2005-08-02

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