WO2008090926A1 - 空気調和装置 - Google Patents

空気調和装置 Download PDF

Info

Publication number
WO2008090926A1
WO2008090926A1 PCT/JP2008/050903 JP2008050903W WO2008090926A1 WO 2008090926 A1 WO2008090926 A1 WO 2008090926A1 JP 2008050903 W JP2008050903 W JP 2008050903W WO 2008090926 A1 WO2008090926 A1 WO 2008090926A1
Authority
WO
WIPO (PCT)
Prior art keywords
air conditioner
frequency
compressor
controller
increases
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.)
Ceased
Application number
PCT/JP2008/050903
Other languages
English (en)
French (fr)
Inventor
Satoshi Kawano
Shinya Matsuoka
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.)
Daikin Industries Ltd
Original Assignee
Daikin 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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Priority to US12/524,030 priority Critical patent/US8307668B2/en
Priority to AU2008208346A priority patent/AU2008208346B2/en
Priority to CN2008800028762A priority patent/CN101589276B/zh
Priority to ES08703733T priority patent/ES2823730T3/es
Priority to EP08703733.9A priority patent/EP2128542B1/en
Publication of WO2008090926A1 publication Critical patent/WO2008090926A1/ja
Anticipated expiration legal-status Critical
Ceased 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
    • F25B31/00—Compressor arrangements
    • F25B31/002—Lubrication
    • F25B31/004—Lubrication oil recirculating arrangements
    • 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
    • F25B2500/19—Calculation of parameters
    • 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
    • F25B2600/021—Inverters 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2509—Economiser valves
    • 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)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)

Abstract

　　暖房運転時に油量算出部（51）の算出値が所定値以上となったときに、コントローラ（50）の周波数制御部（52）により、冷媒回路（R）内の冷凍機油を回収するために圧縮機（21）の運転周波数を上げる。
PCT/JP2008/050903 2007-01-23 2008-01-23 空気調和装置 Ceased WO2008090926A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US12/524,030 US8307668B2 (en) 2007-01-23 2008-01-23 Air conditioner
AU2008208346A AU2008208346B2 (en) 2007-01-23 2008-01-23 Air conditioner
CN2008800028762A CN101589276B (zh) 2007-01-23 2008-01-23 空调装置
ES08703733T ES2823730T3 (es) 2007-01-23 2008-01-23 Acondicionador de aire
EP08703733.9A EP2128542B1 (en) 2007-01-23 2008-01-23 Air conditioner

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007012691A JP4229188B2 (ja) 2007-01-23 2007-01-23 空気調和装置
JP2007-012691 2007-04-11

Publications (1)

Publication Number Publication Date
WO2008090926A1 true WO2008090926A1 (ja) 2008-07-31

Family

ID=39644500

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/050903 Ceased WO2008090926A1 (ja) 2007-01-23 2008-01-23 空気調和装置

Country Status (7)

Country Link
US (1) US8307668B2 (ja)
EP (1) EP2128542B1 (ja)
JP (1) JP4229188B2 (ja)
CN (1) CN101589276B (ja)
AU (1) AU2008208346B2 (ja)
ES (1) ES2823730T3 (ja)
WO (1) WO2008090926A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012102919A (ja) * 2010-11-09 2012-05-31 Toyo Eng Works Ltd 冷凍システム
WO2015182587A1 (ja) * 2014-05-28 2015-12-03 ダイキン工業株式会社 冷凍装置

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101470631B1 (ko) * 2008-03-12 2014-12-08 엘지전자 주식회사 공기 조화기의 제어방법
JP5277854B2 (ja) * 2008-10-14 2013-08-28 ダイキン工業株式会社 空気調和装置
EP2555400A4 (en) * 2010-03-29 2018-01-03 Daikin Industries, Ltd. Switching power source circuit
US9041878B2 (en) 2012-11-13 2015-05-26 Shenzhen China Star Optoelectronics Technology Co., Ltd. Backlight module and LCD device
JP2015048983A (ja) * 2013-09-02 2015-03-16 株式会社マック 過冷却器及びその過冷却器を組み込んだ蒸気圧縮式冷凍サイクル
GB2535831B (en) * 2013-11-08 2020-02-19 Mitsubishi Electric Corp Air-conditioning outdoor unit with snow protection
KR102073011B1 (ko) 2013-12-18 2020-03-02 삼성전자주식회사 오일 검출 장치, 그를 가지는 압축기 및 압축기의 제어 방법
JP5935836B2 (ja) * 2014-07-02 2016-06-15 ダイキン工業株式会社 空気調和装置
US9951981B2 (en) * 2014-07-17 2018-04-24 Ford Global Technologies, Llc System and method for managing lubricant within a vapor compression heat pump
JP6028817B2 (ja) 2015-01-30 2016-11-24 ダイキン工業株式会社 空気調和装置
JP6028816B2 (ja) * 2015-01-30 2016-11-24 ダイキン工業株式会社 空気調和装置
CN105066501B (zh) * 2015-07-22 2017-05-03 广东美的暖通设备有限公司 多联机室外机和具有其的多联机
US11635234B2 (en) 2017-11-30 2023-04-25 Mitsubishi Electric Corporation Refrigeration cycle apparatus recovering refrigerator oil in refrigerant circuit
WO2019159721A1 (ja) * 2018-02-19 2019-08-22 ダイキン工業株式会社 空気調和装置
JP6823681B2 (ja) * 2018-03-30 2021-02-03 ダイキン工業株式会社 冷凍装置
CN110986257B (zh) * 2019-12-17 2023-05-26 珠海格力电器股份有限公司 一种多联机系统清洗方法、装置及空调设备
CN111878892B (zh) * 2020-06-29 2022-02-22 宁波奥克斯电气股份有限公司 多联机系统的回油方法、装置、空调器和存储介质
US20250207834A1 (en) * 2023-12-21 2025-06-26 Trane International Inc. Climate control system minimum compressor speed based on refrigerant line diameter

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0473559A (ja) * 1990-07-12 1992-03-09 Sanyo Electric Co Ltd 空気調和装置
JPH06265232A (ja) * 1993-03-11 1994-09-20 Mitsubishi Electric Corp 空気調和装置
JPH09264628A (ja) * 1996-03-26 1997-10-07 Toshiba Corp マルチ型空気調和システム装置
JP2002257427A (ja) * 2001-02-28 2002-09-11 Mitsubishi Electric Corp 冷凍空調装置、及びその運転方法
JP2003106690A (ja) * 2001-09-28 2003-04-09 Mitsubishi Electric Corp 冷媒回路の運転制御装置
JP2005002832A (ja) 2003-06-10 2005-01-06 Daikin Ind Ltd ロータリー流体機械
JP2006177619A (ja) * 2004-12-22 2006-07-06 Mitsubishi Heavy Ind Ltd 空気調和装置およびその運転方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5067326A (en) * 1979-07-31 1991-11-26 Alsenz Richard H Method and apparatus for controlling capacity of a multiple-stage cooling system
KR0133053B1 (ko) * 1992-06-18 1998-04-21 강진구 공기조화기의 압축기 운전주파수 제어방법
JP2760218B2 (ja) * 1992-07-01 1998-05-28 ダイキン工業株式会社 空気調和装置の油回収運転制御装置
CN1187608A (zh) * 1996-12-12 1998-07-15 三洋电机株式会社 空调设备的制冷机油回收方法
CN100400983C (zh) * 2001-01-10 2008-07-09 广东科龙电器股份有限公司 制冷系统及其回油方法
JP3671850B2 (ja) * 2001-03-16 2005-07-13 三菱電機株式会社 冷凍サイクル
JP2003166764A (ja) * 2001-09-20 2003-06-13 Denso Corp 冷凍サイクル装置
EP1893923A4 (en) * 2005-06-07 2012-05-30 Carrier Corp CONTROL FOR COMPRESSOR MOTOR WITH VARIABLE SPEED CONTROL FOR LOW SPEED OPERATION

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0473559A (ja) * 1990-07-12 1992-03-09 Sanyo Electric Co Ltd 空気調和装置
JPH06265232A (ja) * 1993-03-11 1994-09-20 Mitsubishi Electric Corp 空気調和装置
JPH09264628A (ja) * 1996-03-26 1997-10-07 Toshiba Corp マルチ型空気調和システム装置
JP2002257427A (ja) * 2001-02-28 2002-09-11 Mitsubishi Electric Corp 冷凍空調装置、及びその運転方法
JP2003106690A (ja) * 2001-09-28 2003-04-09 Mitsubishi Electric Corp 冷媒回路の運転制御装置
JP2005002832A (ja) 2003-06-10 2005-01-06 Daikin Ind Ltd ロータリー流体機械
JP2006177619A (ja) * 2004-12-22 2006-07-06 Mitsubishi Heavy Ind Ltd 空気調和装置およびその運転方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012102919A (ja) * 2010-11-09 2012-05-31 Toyo Eng Works Ltd 冷凍システム
WO2015182587A1 (ja) * 2014-05-28 2015-12-03 ダイキン工業株式会社 冷凍装置
JP2015224830A (ja) * 2014-05-28 2015-12-14 ダイキン工業株式会社 冷凍装置

Also Published As

Publication number Publication date
EP2128542B1 (en) 2020-09-02
ES2823730T3 (es) 2021-05-10
CN101589276A (zh) 2009-11-25
EP2128542A4 (en) 2017-04-19
US20100089082A1 (en) 2010-04-15
US8307668B2 (en) 2012-11-13
AU2008208346A1 (en) 2008-07-31
JP2008180421A (ja) 2008-08-07
JP4229188B2 (ja) 2009-02-25
CN101589276B (zh) 2011-11-02
AU2008208346B2 (en) 2011-05-12
EP2128542A1 (en) 2009-12-02

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