CN203177534U - 制冷循环装置以及室外热源单元 - Google Patents

制冷循环装置以及室外热源单元 Download PDF

Info

Publication number
CN203177534U
CN203177534U CN2013201358433U CN201320135843U CN203177534U CN 203177534 U CN203177534 U CN 203177534U CN 2013201358433 U CN2013201358433 U CN 2013201358433U CN 201320135843 U CN201320135843 U CN 201320135843U CN 203177534 U CN203177534 U CN 203177534U
Authority
CN
China
Prior art keywords
source unit
heat source
outdoor heat
refrigerant
radiator
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
CN2013201358433U
Other languages
English (en)
Chinese (zh)
Inventor
天野胜之
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
Application granted granted Critical
Publication of CN203177534U publication Critical patent/CN203177534U/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B29/00Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
    • F25B29/003Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B27/00Machines, plants or systems, using particular sources of energy
    • F25B27/02Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00Hot-water central heating systems
    • F24D3/18Hot-water central heating systems using heat pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/06Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/20Electric components for separate outdoor units
    • F24F1/24Cooling of electric components
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00Compressor arrangements
    • F25B31/006Cooling of compressor or motor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/02Compressor control
    • F25B2600/021Inverters therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/11Fan speed control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/11Fan speed control
    • F25B2600/111Fan speed control of condenser fans
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21Temperatures
    • F25B2700/2103Temperatures near a heat exchanger
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21Temperatures
    • F25B2700/2115Temperatures of a compressor or the drive means therefor
    • F25B2700/21153Temperatures of a compressor or the drive means therefor of electronic components
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21Temperatures
    • F25B2700/2115Temperatures of a compressor or the drive means therefor
    • F25B2700/21154Temperatures of a compressor or the drive means therefor of an inverter
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P80/00Climate change mitigation technologies for sector-wide applications
    • Y02P80/10Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
    • Y02P80/15On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Air Conditioning Control Device (AREA)
  • Inverter Devices (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
CN2013201358433U 2012-03-28 2013-03-25 制冷循环装置以及室外热源单元 Expired - Lifetime CN203177534U (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012075150A JP5851303B2 (ja) 2012-03-28 2012-03-28 冷凍サイクル装置および室外熱源ユニット
JP2012-075150 2012-03-28

Publications (1)

Publication Number Publication Date
CN203177534U true CN203177534U (zh) 2013-09-04

Family

ID=48049776

Family Applications (2)

Application Number Title Priority Date Filing Date
CN2013201358433U Expired - Lifetime CN203177534U (zh) 2012-03-28 2013-03-25 制冷循环装置以及室外热源单元
CN201310095963.XA Active CN103363719B (zh) 2012-03-28 2013-03-25 制冷循环装置以及室外热源单元

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201310095963.XA Active CN103363719B (zh) 2012-03-28 2013-03-25 制冷循环装置以及室外热源单元

Country Status (6)

Country Link
US (1) US9551515B2 (enExample)
EP (1) EP2645017B1 (enExample)
JP (1) JP5851303B2 (enExample)
KR (1) KR101630496B1 (enExample)
CN (2) CN203177534U (enExample)
ES (1) ES2653258T3 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103363719A (zh) * 2012-03-28 2013-10-23 三菱电机株式会社 制冷循环装置以及室外热源单元

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6324695B2 (ja) * 2013-09-30 2018-05-16 三菱重工オートモーティブサーマルシステムズ株式会社 車両用空調装置、電動圧縮機、及び車両の空調方法
CN103574857B (zh) * 2013-10-26 2016-08-24 宁波奥克斯空调有限公司 一种变频空调系统及其控制方法
US9353968B2 (en) * 2014-03-27 2016-05-31 Daikin Industries, Ltd. Heat source unit of refrigerating apparatus
JP6011669B1 (ja) * 2015-03-31 2016-10-19 ダイキン工業株式会社 室外機
JP6410939B2 (ja) * 2015-07-10 2018-10-24 三菱電機株式会社 モータ制御装置、圧縮機、及び空気調和機
JP6486232B2 (ja) * 2015-07-24 2019-03-20 日立アプライアンス株式会社 ヒートポンプユニット
JP2017044455A (ja) * 2015-08-28 2017-03-02 三菱重工業株式会社 空気調和装置
US10928080B2 (en) 2015-11-09 2021-02-23 Carrier Corporation Climate control outdoor unit with inverter cooling
WO2017145276A1 (ja) * 2016-02-24 2017-08-31 三菱電機株式会社 空気調和装置
CN105864919B (zh) * 2016-04-26 2019-01-29 海信(山东)空调有限公司 空调
JP6545375B2 (ja) * 2016-05-26 2019-07-17 三菱電機株式会社 ヒートポンプ式空調給湯装置
EP3327362B1 (en) * 2016-09-27 2019-09-11 Mitsubishi Electric Corporation Outdoor unit of air conditioner
WO2018185826A1 (ja) * 2017-04-04 2018-10-11 三菱電機株式会社 ヒートポンプ式給湯機の室外機
CN106996596B (zh) * 2017-04-18 2023-09-19 珠海格力电器股份有限公司 一种空调系统及其余热回收方法
US11378286B2 (en) * 2017-06-12 2022-07-05 Mitsubishi Electric Corporation Outdoor unit
JP6991308B2 (ja) 2018-03-12 2022-01-12 三菱電機株式会社 室外機
JP6942258B2 (ja) * 2018-08-09 2021-09-29 三菱電機株式会社 室外機及び空気調和機
US11906177B2 (en) * 2018-10-11 2024-02-20 Mitsubishi Electric Corporation Outdoor unit
CN109737566B (zh) * 2018-12-29 2021-09-21 青岛海尔空调电子有限公司 空调器及其控制方法
CN113192692B (zh) * 2021-04-21 2021-11-02 安徽华宝电缆有限责任公司 一种电缆交联用恒温加速器
KR102739684B1 (ko) 2024-03-09 2024-12-05 (주)성현시스템 제상 기능이 향상된 냉매 시스템을 포함하는 제습 장치
JP2025158843A (ja) * 2024-04-05 2025-10-17 三菱重工サーマルシステムズ株式会社 高電圧回路ユニット及び輸送用冷凍機械

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6247830U (enExample) * 1985-09-10 1987-03-24
JPH01193562A (ja) 1988-01-29 1989-08-03 Toshiba Corp 空気調和機
JPH07111278B2 (ja) * 1988-04-05 1995-11-29 ダイキン工業株式会社 ヒートポンプ式暖房給湯機
JPH076652B2 (ja) 1989-08-17 1995-01-30 ダイキン工業株式会社 ヒートポンプシステム及びその運転方法
JPH04158135A (ja) 1990-10-22 1992-06-01 Matsushita Seiko Co Ltd 室外機の電装部冷却装置
DE4142534A1 (de) * 1990-12-28 1992-07-09 Sawafuji Electric Co Ltd Rotationskompressor-steuersystem fuer ein elektrisches kuehlgeraet
JP3099422B2 (ja) 1991-06-10 2000-10-16 松下電器産業株式会社 冷媒加熱装置を具備した空気調和機の制御装置
JPH05196262A (ja) * 1992-01-20 1993-08-06 Matsushita Electric Ind Co Ltd 空調機の送風装置
JP2001148589A (ja) * 1999-11-24 2001-05-29 Pfu Ltd 冷却ファン付き送風ダクト
JP2002243246A (ja) * 2001-02-15 2002-08-28 Sanden Corp 空調装置
JP4582972B2 (ja) * 2001-08-09 2010-11-17 東芝キヤリア株式会社 空気調和機の室外ユニット
JP2004263986A (ja) 2003-03-04 2004-09-24 Hitachi Ltd 空気調和機
JP4022163B2 (ja) * 2003-03-27 2007-12-12 三菱重工業株式会社 電動圧縮機
CN100425918C (zh) 2003-09-25 2008-10-15 东芝开利株式会社 空调机的室外机单元
JP4177796B2 (ja) * 2004-07-30 2008-11-05 エスペック株式会社 冷却装置
JP3985835B2 (ja) * 2005-11-07 2007-10-03 ダイキン工業株式会社 電装品アセンブリ及びそれを備えた空気調和装置の室外ユニット
JP4744280B2 (ja) * 2005-11-28 2011-08-10 株式会社日立製作所 冷却機構を備えた電子機器
WO2007080748A1 (ja) 2006-01-16 2007-07-19 Mitsubishi Electric Corporation 電動機の駆動回路及び空気調和機の室外機
JP2008057870A (ja) 2006-08-31 2008-03-13 Daikin Ind Ltd 冷凍装置
JP2008057425A (ja) * 2006-08-31 2008-03-13 Daikin Ind Ltd 流体機械及びヒートポンプ装置
JP4277046B2 (ja) * 2007-02-28 2009-06-10 トヨタ自動車株式会社 内燃機関の冷却装置
US20090092501A1 (en) * 2007-10-08 2009-04-09 Emerson Climate Technologies, Inc. Compressor protection system and method
JP2009264699A (ja) 2008-04-28 2009-11-12 Daikin Ind Ltd ヒートポンプ装置
JP2009287843A (ja) 2008-05-29 2009-12-10 Daikin Ind Ltd 室外機及びヒートポンプ装置
JP4488093B2 (ja) * 2008-07-24 2010-06-23 ダイキン工業株式会社 空気調和機
JP5428381B2 (ja) 2009-02-24 2014-02-26 ダイキン工業株式会社 ヒートポンプシステム
JP5200996B2 (ja) * 2009-02-24 2013-06-05 ダイキン工業株式会社 ヒートポンプシステム
JP2010196953A (ja) * 2009-02-24 2010-09-09 Daikin Ind Ltd ヒートポンプシステム
JP2010236781A (ja) * 2009-03-31 2010-10-21 Mitsubishi Electric Corp 空気調和機の室外機
WO2010119662A1 (ja) * 2009-04-13 2010-10-21 パナソニック株式会社 同期電動機駆動システム
JP2011024377A (ja) * 2009-07-17 2011-02-03 Toshiba Carrier Corp 圧縮機駆動装置および冷凍サイクル装置
JP4985723B2 (ja) * 2009-07-27 2012-07-25 三菱電機株式会社 空気調和機
JP5212303B2 (ja) * 2009-07-31 2013-06-19 ダイキン工業株式会社 電力変換装置
US8539789B2 (en) * 2009-08-17 2013-09-24 Johnson Controls Technology Company Heat-pump chiller with improved heat recovery features
JP5471537B2 (ja) 2010-02-05 2014-04-16 三菱電機株式会社 直流電源装置
JP5493995B2 (ja) 2010-02-25 2014-05-14 三菱電機株式会社 インバータ装置、圧縮機、及び冷媒サイクル装置
ES2550642T3 (es) * 2010-08-30 2015-11-11 Mitsubishi Electric Corporation Dispositivo de bomba de calor, sistema de bomba de calor y método de control de inversor trifásico
JP5851303B2 (ja) * 2012-03-28 2016-02-03 三菱電機株式会社 冷凍サイクル装置および室外熱源ユニット

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103363719A (zh) * 2012-03-28 2013-10-23 三菱电机株式会社 制冷循环装置以及室外热源单元
CN103363719B (zh) * 2012-03-28 2015-09-30 三菱电机株式会社 制冷循环装置以及室外热源单元

Also Published As

Publication number Publication date
US9551515B2 (en) 2017-01-24
KR20130110049A (ko) 2013-10-08
JP2013204935A (ja) 2013-10-07
CN103363719B (zh) 2015-09-30
EP2645017B1 (en) 2017-11-22
KR101630496B1 (ko) 2016-06-14
ES2653258T3 (es) 2018-02-06
US20130255298A1 (en) 2013-10-03
CN103363719A (zh) 2013-10-23
JP5851303B2 (ja) 2016-02-03
EP2645017A3 (en) 2016-04-27
EP2645017A2 (en) 2013-10-02

Similar Documents

Publication Publication Date Title
CN203177534U (zh) 制冷循环装置以及室外热源单元
JP6234595B2 (ja) 太陽光エアコンシステム
CN104566840B (zh) 冷媒散热装置、安装其的空调及温度控制方法
CN103162475A (zh) 一种空调散热循环系统
CN204806560U (zh) 室外机以及制冷循环装置
JP5537489B2 (ja) ヒートポンプ給湯空調機
CN103486752A (zh) 电力电子器件冷却系统及分布式发电系统
KR100579574B1 (ko) 코제너레이션 시스템
CN104602485A (zh) 一种宽温区高效液冷循环温控装置及其控制方法
CN104848438A (zh) 变频空调及空调室外机散热装置
CN107023905A (zh) 散热器以及空调
KR100812777B1 (ko) 냉·난방 분리 동작형 히트 펌프
CN204301373U (zh) 一种冷凝器散热结构
CN110715391A (zh) 一种能量主动式回收的通风器及其通风换气方法
JP5611084B2 (ja) 空気調和装置の室外機及びその空気調和装置の室外機を用いた空気調和装置
CN202648340U (zh) 高温热泵除湿烘干机
CN106338210A (zh) 散热器及其控制方法
JP3209302U (ja) 井戸水を用いた井水式ダクト用ユニットクーラー
WO2018141187A1 (zh) 一种捆绑组合式半导体制冷制热器
CN104197622B (zh) 组合式冰箱及其控制方法
CN103542478B (zh) 一种半导体空调
CN204240512U (zh) 热泵空调系统
CN100501255C (zh) 一种电子空气调节器
CN104362833B (zh) 用于直流输电的换流阀和阀厅的联合换热系统
CN203240844U (zh) 一种空调散热循环系统

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20130904

Effective date of abandoning: 20150930

AV01 Patent right actively abandoned

Granted publication date: 20130904

Effective date of abandoning: 20150930

RGAV Abandon patent right to avoid regrant