JP7796659B2 - 極低温冷凍機、および極低温冷凍機の監視方法 - Google Patents

極低温冷凍機、および極低温冷凍機の監視方法

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Publication number
JP7796659B2
JP7796659B2 JP2022551230A JP2022551230A JP7796659B2 JP 7796659 B2 JP7796659 B2 JP 7796659B2 JP 2022551230 A JP2022551230 A JP 2022551230A JP 2022551230 A JP2022551230 A JP 2022551230A JP 7796659 B2 JP7796659 B2 JP 7796659B2
Authority
JP
Japan
Prior art keywords
motor
current
expander
expander motor
current threshold
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.)
Active
Application number
JP2022551230A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022064989A1 (https=
Inventor
孝明 森江
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.)
Sumitomo Heavy Industries Ltd
Original Assignee
Sumitomo Heavy Industries Ltd
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 Sumitomo Heavy Industries Ltd filed Critical Sumitomo Heavy Industries Ltd
Publication of JPWO2022064989A1 publication Critical patent/JPWO2022064989A1/ja
Priority to JP2025278909A priority Critical patent/JP2026042088A/ja
Application granted granted Critical
Publication of JP7796659B2 publication Critical patent/JP7796659B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F25B9/06—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • 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
    • F25B9/145—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 pulse-tube 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
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/14—Compression machines, plants or systems characterised by the cycle used 
    • F25B2309/1427—Control of a pulse tube
    • 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
    • F25B2600/00—Control issues
    • F25B2600/02—Compressor control
    • F25B2600/025—Compressor control by controlling speed
    • F25B2600/0253—Compressor control by controlling speed with variable speed
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/15—Power, e.g. by voltage or current
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/15—Power, e.g. by voltage or current
    • F25B2700/151—Power, e.g. by voltage or current of the compressor motor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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)
JP2022551230A 2020-09-25 2021-09-02 極低温冷凍機、および極低温冷凍機の監視方法 Active JP7796659B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025278909A JP2026042088A (ja) 2020-09-25 2025-12-23 極低温冷凍機、および極低温冷凍機の監視方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020160484 2020-09-25
JP2020160484 2020-09-25
PCT/JP2021/032255 WO2022064989A1 (ja) 2020-09-25 2021-09-02 極低温冷凍機、および極低温冷凍機の監視方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025278909A Division JP2026042088A (ja) 2020-09-25 2025-12-23 極低温冷凍機、および極低温冷凍機の監視方法

Publications (2)

Publication Number Publication Date
JPWO2022064989A1 JPWO2022064989A1 (https=) 2022-03-31
JP7796659B2 true JP7796659B2 (ja) 2026-01-09

Family

ID=80846495

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022551230A Active JP7796659B2 (ja) 2020-09-25 2021-09-02 極低温冷凍機、および極低温冷凍機の監視方法
JP2025278909A Pending JP2026042088A (ja) 2020-09-25 2025-12-23 極低温冷凍機、および極低温冷凍機の監視方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025278909A Pending JP2026042088A (ja) 2020-09-25 2025-12-23 極低温冷凍機、および極低温冷凍機の監視方法

Country Status (5)

Country Link
US (1) US20230228472A1 (https=)
EP (1) EP4220037A4 (https=)
JP (2) JP7796659B2 (https=)
CN (1) CN116324310A (https=)
WO (1) WO2022064989A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116710716B (zh) * 2020-12-24 2025-10-21 莱宝德累斯顿有限責任公司 低温制冷系统和低温泵

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2722731B2 (ja) 1989-11-08 1998-03-09 アイシン精機株式会社 極低温冷凍機
JP2002238278A (ja) 2001-02-08 2002-08-23 Mitsubishi Electric Corp 電動機制御装置
JP2008101860A (ja) 2006-10-20 2008-05-01 Mitsubishi Electric Corp 冷凍サイクル装置
JP2008202905A (ja) 2007-02-22 2008-09-04 Sharp Corp 空気調和機
JP2012159270A (ja) 2011-02-02 2012-08-23 Daikin Industries Ltd 制御装置及びヒートポンプ装置
JP2015178910A (ja) 2014-03-18 2015-10-08 住友重機械工業株式会社 極低温冷凍機および極低温冷凍機の制御方法
JP2016211780A (ja) 2015-05-08 2016-12-15 ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー（ホンコン）リミテッド 空気調和機
JP2017172381A (ja) 2016-03-22 2017-09-28 住友重機械工業株式会社 クライオポンプ、クライオポンプ制御装置及びクライオポンプ制御方法
WO2018073855A1 (ja) 2016-10-17 2018-04-26 三菱電機株式会社 空気調和機
WO2021075274A1 (ja) 2019-10-15 2021-04-22 住友重機械工業株式会社 極低温冷凍機、極低温冷凍機の診断装置および診断方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5651667A (en) * 1991-10-11 1997-07-29 Helix Technology Corporation Cryopump synchronous motor load monitor
JP3609514B2 (ja) * 1995-11-16 2005-01-12 三洋電機株式会社 インバータ制御装置
JP3994574B2 (ja) * 1999-04-14 2007-10-24 三菱電機株式会社 空気調和機の制御装置
US8794016B2 (en) * 2008-08-14 2014-08-05 Raytheon Company Monitoring the health of a cryocooler
JP6410589B2 (ja) * 2014-12-17 2018-10-24 住友重機械工業株式会社 クライオポンプ、クライオポンプの制御方法、及び冷凍機
CN108627711B (zh) * 2017-03-16 2023-06-30 开利公司 用于制冷系统的故障检测系统和方法以及制冷系统

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2722731B2 (ja) 1989-11-08 1998-03-09 アイシン精機株式会社 極低温冷凍機
JP2002238278A (ja) 2001-02-08 2002-08-23 Mitsubishi Electric Corp 電動機制御装置
JP2008101860A (ja) 2006-10-20 2008-05-01 Mitsubishi Electric Corp 冷凍サイクル装置
JP2008202905A (ja) 2007-02-22 2008-09-04 Sharp Corp 空気調和機
JP2012159270A (ja) 2011-02-02 2012-08-23 Daikin Industries Ltd 制御装置及びヒートポンプ装置
JP2015178910A (ja) 2014-03-18 2015-10-08 住友重機械工業株式会社 極低温冷凍機および極低温冷凍機の制御方法
JP2016211780A (ja) 2015-05-08 2016-12-15 ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー（ホンコン）リミテッド 空気調和機
JP2017172381A (ja) 2016-03-22 2017-09-28 住友重機械工業株式会社 クライオポンプ、クライオポンプ制御装置及びクライオポンプ制御方法
WO2018073855A1 (ja) 2016-10-17 2018-04-26 三菱電機株式会社 空気調和機
WO2021075274A1 (ja) 2019-10-15 2021-04-22 住友重機械工業株式会社 極低温冷凍機、極低温冷凍機の診断装置および診断方法

Also Published As

Publication number Publication date
EP4220037A1 (en) 2023-08-02
EP4220037A4 (en) 2024-03-27
JPWO2022064989A1 (https=) 2022-03-31
JP2026042088A (ja) 2026-03-10
US20230228472A1 (en) 2023-07-20
WO2022064989A1 (ja) 2022-03-31
CN116324310A (zh) 2023-06-23

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