JP3937884B2 - 冷凍空調装置 - Google Patents

冷凍空調装置 Download PDF

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Publication number
JP3937884B2
JP3937884B2 JP2002080387A JP2002080387A JP3937884B2 JP 3937884 B2 JP3937884 B2 JP 3937884B2 JP 2002080387 A JP2002080387 A JP 2002080387A JP 2002080387 A JP2002080387 A JP 2002080387A JP 3937884 B2 JP3937884 B2 JP 3937884B2
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JP
Japan
Prior art keywords
oil
compressor
amount
accumulator
compressors
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 - Lifetime
Application number
JP2002080387A
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English (en)
Japanese (ja)
Other versions
JP2003279175A5 (enExample
JP2003279175A (ja
Inventor
史武 畝崎
浩光 森山
哲也 山下
雅夫 川崎
賢司 矢野
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2002080387A priority Critical patent/JP3937884B2/ja
Publication of JP2003279175A publication Critical patent/JP2003279175A/ja
Publication of JP2003279175A5 publication Critical patent/JP2003279175A5/ja
Application granted granted Critical
Publication of JP3937884B2 publication Critical patent/JP3937884B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/075—Details of compressors or related parts with parallel compressors
    • 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
    • F25B31/00—Compressor arrangements
    • F25B31/002—Lubrication
    • F25B31/004—Lubrication oil recirculating arrangements

Landscapes

  • Compressor (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
JP2002080387A 2002-03-22 2002-03-22 冷凍空調装置 Expired - Lifetime JP3937884B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002080387A JP3937884B2 (ja) 2002-03-22 2002-03-22 冷凍空調装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002080387A JP3937884B2 (ja) 2002-03-22 2002-03-22 冷凍空調装置

Publications (3)

Publication Number Publication Date
JP2003279175A JP2003279175A (ja) 2003-10-02
JP2003279175A5 JP2003279175A5 (enExample) 2004-08-19
JP3937884B2 true JP3937884B2 (ja) 2007-06-27

Family

ID=29229444

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002080387A Expired - Lifetime JP3937884B2 (ja) 2002-03-22 2002-03-22 冷凍空調装置

Country Status (1)

Country Link
JP (1) JP3937884B2 (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010113395A1 (ja) 2009-03-31 2010-10-07 三菱電機株式会社 冷凍装置
JP2013217623A (ja) * 2012-04-12 2013-10-24 Mitsubishi Electric Corp アキュムレータ及び冷凍サイクル装置
CN108027175A (zh) * 2015-03-17 2018-05-11 洋马株式会社 热泵
CN109564031A (zh) * 2016-08-04 2019-04-02 三菱电机株式会社 冷冻装置
CN109863352A (zh) * 2016-10-31 2019-06-07 三菱电机株式会社 制冷循环装置

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006329567A (ja) * 2005-05-30 2006-12-07 Matsushita Electric Ind Co Ltd ヒートポンプ装置
JP2008241065A (ja) * 2007-03-26 2008-10-09 Daikin Ind Ltd 冷凍装置及び冷凍装置の油戻し方法
JP4404148B2 (ja) 2008-02-01 2010-01-27 ダイキン工業株式会社 エコノマイザ
CN101676564A (zh) * 2008-09-19 2010-03-24 江森自控楼宇设备科技(无锡)有限公司 油平衡装置、压缩机单元及其油平衡方法
JP5674490B2 (ja) * 2011-01-24 2015-02-25 三菱電機株式会社 空気調和機
JP5975742B2 (ja) * 2012-06-05 2016-08-23 三菱電機株式会社 冷凍装置
US10408513B2 (en) * 2015-02-18 2019-09-10 Heatcraft Refrigeration Products, Inc. Oil line control system
JP6478833B2 (ja) * 2015-06-25 2019-03-06 株式会社大気社 冷却装置
JP6615030B2 (ja) * 2016-03-28 2019-12-04 三菱重工サーマルシステムズ株式会社 多段圧縮装置、これを備える冷凍サイクル、及び多段圧縮装置の運転方法
JP7225001B2 (ja) * 2019-03-29 2023-02-20 三菱重工サーマルシステムズ株式会社 空気調和機

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010113395A1 (ja) 2009-03-31 2010-10-07 三菱電機株式会社 冷凍装置
US9541313B2 (en) 2009-03-31 2017-01-10 Mitsubishi Electric Corporation Refrigerating device
JP2013217623A (ja) * 2012-04-12 2013-10-24 Mitsubishi Electric Corp アキュムレータ及び冷凍サイクル装置
CN108027175A (zh) * 2015-03-17 2018-05-11 洋马株式会社 热泵
CN108027175B (zh) * 2015-03-17 2020-04-28 洋马株式会社 热泵
CN109564031A (zh) * 2016-08-04 2019-04-02 三菱电机株式会社 冷冻装置
CN109863352A (zh) * 2016-10-31 2019-06-07 三菱电机株式会社 制冷循环装置
US11105537B2 (en) 2016-10-31 2021-08-31 Mitsubishi Electric Corporation Refrigeration cycle apparatus
CN109863352B (zh) * 2016-10-31 2022-04-15 三菱电机株式会社 制冷循环装置

Also Published As

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JP2003279175A (ja) 2003-10-02

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