EP1832822A3 - Expansionsventil - Google Patents

Expansionsventil Download PDF

Info

Publication number
EP1832822A3
EP1832822A3 EP07003767A EP07003767A EP1832822A3 EP 1832822 A3 EP1832822 A3 EP 1832822A3 EP 07003767 A EP07003767 A EP 07003767A EP 07003767 A EP07003767 A EP 07003767A EP 1832822 A3 EP1832822 A3 EP 1832822A3
Authority
EP
European Patent Office
Prior art keywords
expansion valve
refrigerant
temperature
compressor
low
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.)
Granted
Application number
EP07003767A
Other languages
English (en)
French (fr)
Other versions
EP1832822B1 (de
EP1832822A2 (de
Inventor
Hisatoshi Hirota
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.)
TGK Co Ltd
Original Assignee
TGK Co 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 TGK Co Ltd filed Critical TGK Co Ltd
Publication of EP1832822A2 publication Critical patent/EP1832822A2/de
Publication of EP1832822A3 publication Critical patent/EP1832822A3/de
Application granted granted Critical
Publication of EP1832822B1 publication Critical patent/EP1832822B1/de
Not-in-force 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • F25B41/33—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant
    • F25B41/335—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant via diaphragms
    • 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
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • F25B41/32—Expansion valves having flow rate limiting means other than the valve member, e.g. having bypass orifices in the valve body
    • 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
    • F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/06—Details of flow restrictors or expansion valves
    • F25B2341/068—Expansion valves combined with a sensor
    • F25B2341/0683—Expansion valves combined with a sensor the sensor is disposed in the suction line and influenced by the temperature or the pressure of the suction 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
    • F25B2400/00—Component parts or details not otherwise provided for in this subclass
    • F25B2400/04—Refrigeration circuit bypassing means
    • F25B2400/0409—Refrigeration circuit bypassing means for evaporators
    • 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—Component parts or details not otherwise provided for in this subclass
    • F25B2400/04—Refrigeration circuit bypassing means
    • F25B2400/0411—Refrigeration circuit bypassing means for expansion valves or capillary tubes
    • 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
    • F25B2500/06—Damage
    • 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
    • F25B2500/08—Exceeding a certain temperature value in a refrigeration component or cycle

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Temperature-Responsive Valves (AREA)
  • Air-Conditioning For Vehicles (AREA)
EP07003767A 2006-03-07 2007-02-23 Expansionsventil Not-in-force EP1832822B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006060813A JP2007240041A (ja) 2006-03-07 2006-03-07 膨張弁

Publications (3)

Publication Number Publication Date
EP1832822A2 EP1832822A2 (de) 2007-09-12
EP1832822A3 true EP1832822A3 (de) 2008-01-23
EP1832822B1 EP1832822B1 (de) 2009-01-21

Family

ID=38121651

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07003767A Not-in-force EP1832822B1 (de) 2006-03-07 2007-02-23 Expansionsventil

Country Status (6)

Country Link
US (1) US20070209387A1 (de)
EP (1) EP1832822B1 (de)
JP (1) JP2007240041A (de)
KR (1) KR20070092118A (de)
CN (1) CN101033805A (de)
DE (1) DE602007000497D1 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4569508B2 (ja) * 2006-03-31 2010-10-27 株式会社デンソー 超臨界サイクル及び冷凍サイクルに用いられる膨張弁
FR2934039B1 (fr) * 2008-07-18 2013-05-31 Valeo Systemes Thermiques Boucle de climatisation amelioree pour vehicule automobile
CN101684974B (zh) * 2008-09-26 2011-04-13 王朝阳 应用于空调系统中的带旁路的热力膨胀阀
JP2010121831A (ja) 2008-11-18 2010-06-03 Fuji Koki Corp 冷凍サイクル
DE102008060699A1 (de) * 2008-12-08 2010-06-10 Behr Gmbh & Co. Kg Verdampfer für einen Kältekreis
US8590324B2 (en) 2009-05-15 2013-11-26 Emerson Climate Technologies, Inc. Compressor and oil-cooling system
CN101900113B (zh) * 2009-05-15 2013-10-30 艾默生环境优化技术有限公司 压缩机和油冷却系统
JP5501670B2 (ja) 2009-06-23 2014-05-28 株式会社不二工機 ダイアフラム式流体制御弁
DE102010010298A1 (de) * 2010-03-04 2011-09-08 Voith Patent Gmbh Wärmekraftmaschine
FR2959004B1 (fr) * 2010-04-16 2016-02-05 Valeo Systemes Thermiques Dispositif de detente thermoplastique et boucle de climatisation comprenant un tel dispositif de detente thermoplastique
CZ308054B6 (cs) * 2010-04-16 2019-11-27 Hanon Systems Přechodový adaptér pro připojení dvou koaxiálně uspořádaných trubek k termostatickému expanznímu ventilu v klimatizačním systému
KR101572574B1 (ko) * 2010-08-12 2015-12-01 한온시스템 주식회사 팽창밸브 및 이를 구비한 차량용 공조장치
JP5713312B2 (ja) * 2010-10-28 2015-05-07 サンデン株式会社 冷凍サイクル装置
JP2012121361A (ja) * 2010-12-06 2012-06-28 Tgk Co Ltd 車両用空調装置
JP2012163281A (ja) * 2011-02-08 2012-08-30 Sanden Corp 冷凍サイクル装置
CN102221273A (zh) * 2011-06-28 2011-10-19 浙江盾安人工环境股份有限公司 丙烷空调系统热力膨胀阀
JP5445569B2 (ja) * 2011-12-09 2014-03-19 株式会社デンソー 車両用空調装置
DE102012224121A1 (de) * 2012-12-21 2014-06-26 Bayerische Motoren Werke Aktiengesellschaft Expansionsventil für einen Kühlkreislauf
WO2014117017A1 (en) 2013-01-25 2014-07-31 Trane International Inc. Capacity modulating an expansion device of a hvac system
JP6182363B2 (ja) * 2013-06-07 2017-08-16 株式会社不二工機 膨張弁
DE102013113221B4 (de) * 2013-11-29 2024-05-29 Denso Automotive Deutschland Gmbh Innerer Wärmetauscher mit variablem Wärmeübergang
JP6402314B2 (ja) * 2014-12-02 2018-10-10 株式会社テージーケー 膨張弁
CN105588375A (zh) * 2014-12-19 2016-05-18 海信科龙电器股份有限公司 一种空调循环系统及空调器
JP6446636B2 (ja) * 2015-02-06 2019-01-09 株式会社テージーケー 膨張弁およびその配管取付構造
US10436349B2 (en) * 2015-06-09 2019-10-08 Denso Corporation Pressure reduction valve
JP6569061B2 (ja) * 2015-08-19 2019-09-04 株式会社テージーケー 制御弁
CZ306851B6 (cs) * 2016-03-07 2017-08-09 Hanon Systems Systém dvou koaxiálních trubic s tlakovým ventilem pro vnitřní výměník tepla a způsob chlazení pomocí takového systému
US10197177B2 (en) * 2016-03-21 2019-02-05 Ingersoll-Rand Company Compressor thermal valve unit to route lubricant used in a compressor
JP6583134B2 (ja) * 2016-05-06 2019-10-02 株式会社デンソー 冷凍サイクル装置
GB2550921A (en) * 2016-05-31 2017-12-06 Eaton Ind Ip Gmbh & Co Kg Cooling system
JP6938273B2 (ja) * 2017-08-10 2021-09-22 三菱重工サーマルシステムズ株式会社 ヒートポンプおよびその設計方法
CN111720584B (zh) * 2019-03-20 2022-09-23 浙江三花汽车零部件有限公司 一种控制阀和空调系统
JP6929318B2 (ja) * 2019-03-28 2021-09-01 東プレ株式会社 冷凍装置及び冷凍装置の運転方法
JP7599288B2 (ja) 2020-07-02 2024-12-13 日本サーモスタット株式会社 リリーフ弁、及びそれを用いた冷却回路
JP7403168B2 (ja) * 2021-03-25 2023-12-22 株式会社不二工機 膨張弁
CN115342539A (zh) * 2021-05-14 2022-11-15 浙江三花汽车零部件有限公司 制冷系统、膨胀阀组件以及制冷系统控制方法
CN117321355A (zh) * 2021-06-04 2023-12-29 帕克-汉尼芬公司 带有集成旁通止回阀的无温包膨胀阀
CN117469429A (zh) * 2022-07-21 2024-01-30 浙江智汇汽车热管理科技有限公司 电子膨胀阀

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05196324A (ja) * 1992-01-20 1993-08-06 Nippondenso Co Ltd 冷凍サイクル用膨張弁
US5490397A (en) * 1991-04-15 1996-02-13 Nippondenso Co., Ltd. Water removing device in refrigerating system
JPH0914495A (ja) * 1995-06-28 1997-01-14 Mitsubishi Heavy Ind Ltd ブロック式膨張弁及び空気調和機
JP2000028233A (ja) * 1998-07-09 2000-01-28 Denso Corp 温度式膨張弁
US6615599B1 (en) * 2002-06-26 2003-09-09 Delphi Technologies Inc. Thermostatic expansion valve and air conditioning system for low refrigerant charge
US20040003612A1 (en) * 2002-07-02 2004-01-08 Mahmoud Ghodbane HVAC system with post-shut down isolation and venting of evaporator using H-shaped valve

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490397A (en) * 1991-04-15 1996-02-13 Nippondenso Co., Ltd. Water removing device in refrigerating system
JPH05196324A (ja) * 1992-01-20 1993-08-06 Nippondenso Co Ltd 冷凍サイクル用膨張弁
JPH0914495A (ja) * 1995-06-28 1997-01-14 Mitsubishi Heavy Ind Ltd ブロック式膨張弁及び空気調和機
JP2000028233A (ja) * 1998-07-09 2000-01-28 Denso Corp 温度式膨張弁
US6615599B1 (en) * 2002-06-26 2003-09-09 Delphi Technologies Inc. Thermostatic expansion valve and air conditioning system for low refrigerant charge
US20040003612A1 (en) * 2002-07-02 2004-01-08 Mahmoud Ghodbane HVAC system with post-shut down isolation and venting of evaporator using H-shaped valve

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ANONYMOUS: "Refrigerant bypass mechanism", RESEARCH DISCLOSURE, MASON PUBLICATIONS, HAMPSHIRE, GB, vol. 483, no. 146, July 2004 (2004-07-01), XP007134132, ISSN: 0374-4353 *
ELBEL S ET AL: "Flash gas bypass for improving the performance of transcritical R744 systems that use microchannel evaporators", INTERNATIONAL JOURNAL OF REFRIGERATION, OXFORD, GB, vol. 27, no. 7, November 2004 (2004-11-01), pages 724 - 735, XP004605275, ISSN: 0140-7007 *

Also Published As

Publication number Publication date
EP1832822B1 (de) 2009-01-21
CN101033805A (zh) 2007-09-12
JP2007240041A (ja) 2007-09-20
EP1832822A2 (de) 2007-09-12
KR20070092118A (ko) 2007-09-12
US20070209387A1 (en) 2007-09-13
DE602007000497D1 (de) 2009-03-12

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