EP2664869A4 - Refrigerating system and thermostatic expansion valve thereof - Google Patents

Refrigerating system and thermostatic expansion valve thereof

Info

Publication number
EP2664869A4
EP2664869A4 EP12734051.1A EP12734051A EP2664869A4 EP 2664869 A4 EP2664869 A4 EP 2664869A4 EP 12734051 A EP12734051 A EP 12734051A EP 2664869 A4 EP2664869 A4 EP 2664869A4
Authority
EP
European Patent Office
Prior art keywords
expansion valve
refrigerating system
thermostatic expansion
thermostatic
refrigerating
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
EP12734051.1A
Other languages
German (de)
French (fr)
Other versions
EP2664869B1 (en
EP2664869A1 (en
Inventor
Changqing Liu
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.)
Zhejiang Sanhua Climate and Appliance Controls Group Co Ltd
Original Assignee
Zhejiang Sanhua 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 Zhejiang Sanhua Co Ltd filed Critical Zhejiang Sanhua Co Ltd
Publication of EP2664869A1 publication Critical patent/EP2664869A1/en
Publication of EP2664869A4 publication Critical patent/EP2664869A4/en
Application granted granted Critical
Publication of EP2664869B1 publication Critical patent/EP2664869B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F25B41/00Fluid-circulation arrangements
    • F25B41/30Expansion means; Dispositions thereof
    • F25B41/31Expansion valves
    • F25B41/33Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant
    • F25B41/335Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant via diaphragms
    • 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
    • F25B2341/00Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/06Details of flow restrictors or expansion valves
    • F25B2341/063Feed forward expansion valves
    • 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
    • F25B2341/00Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/06Details of flow restrictors or expansion valves
    • F25B2341/068Expansion valves combined with a sensor
    • F25B2341/0683Expansion 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Temperature-Responsive Valves (AREA)
EP12734051.1A 2011-01-14 2012-01-12 Refrigerating system and thermostatic expansion valve thereof Active EP2664869B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110007936.3A CN102589206B (en) 2011-01-14 2011-01-14 Refrigerating system and thermal expansion valve thereof
PCT/CN2012/070276 WO2012095011A1 (en) 2011-01-14 2012-01-12 Refrigerating system and thermostatic expansion valve thereof

Publications (3)

Publication Number Publication Date
EP2664869A1 EP2664869A1 (en) 2013-11-20
EP2664869A4 true EP2664869A4 (en) 2014-07-09
EP2664869B1 EP2664869B1 (en) 2018-03-21

Family

ID=46478213

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12734051.1A Active EP2664869B1 (en) 2011-01-14 2012-01-12 Refrigerating system and thermostatic expansion valve thereof

Country Status (4)

Country Link
US (1) US20130298597A1 (en)
EP (1) EP2664869B1 (en)
CN (1) CN102589206B (en)
WO (1) WO2012095011A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104343994A (en) * 2013-07-31 2015-02-11 浙江三花股份有限公司 Thermal expansion valve
CN107860065B (en) * 2017-11-10 2023-10-24 西藏世峰高科能源技术有限公司 Charging pile monitoring room air conditioning system
CN112539284A (en) * 2019-09-20 2021-03-23 浙江三花制冷集团有限公司 Flow control valve

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1256117A (en) * 1968-06-03 1971-12-08 Universal American Corp Refrigeration system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967782A (en) * 1968-06-03 1976-07-06 Gulf & Western Metals Forming Company Refrigeration expansion valve
US4819443A (en) * 1987-06-30 1989-04-11 Fujikoki America, Inc. Expansion valve
ATE155873T1 (en) * 1993-01-21 1997-08-15 Flitsch E Gmbh & Co REFRIGERANT EXPANSION VALVE
CN1046022C (en) * 1994-09-26 1999-10-27 易通公司 Right angle thermally responsive expansion valve
DE19837556C1 (en) * 1998-08-19 2000-03-09 Danfoss As Thermostatic expansion valve for refrigeration medium; has pressure surface devices co-operating with opposing connections in closed position of valve element
JP2002350010A (en) * 2001-05-29 2002-12-04 Fuji Koki Corp Expansion valve
US7513684B2 (en) * 2005-02-17 2009-04-07 Parker-Hannifin Corporation Calcium silicate hydrate material for use as ballast in thermostatic expansion valve
CN2789522Y (en) * 2005-03-16 2006-06-21 浙江三花制冷集团有限公司 Thermal expansion valve easy to introduce membrane balance medium
CN100480602C (en) * 2005-03-16 2009-04-22 浙江三花制冷集团有限公司 Top arranged thermal expansion valve of regulation spring
JP2006322689A (en) * 2005-05-20 2006-11-30 Tgk Co Ltd Thermal expansion valve
JP2007032980A (en) * 2005-07-28 2007-02-08 Mitsubishi Electric Corp Expansion valve
CN101788064A (en) * 2009-01-24 2010-07-28 丹佛斯(天津)有限公司 Valve
US8047449B2 (en) * 2009-01-28 2011-11-01 Automotive Components Holdings Llc Automotive thermostatic expansion valve with reduced hiss
CN101852307B (en) * 2009-03-30 2011-09-28 浙江春晖智能控制股份有限公司 Thermostatic expansion valve

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1256117A (en) * 1968-06-03 1971-12-08 Universal American Corp Refrigeration system

Also Published As

Publication number Publication date
EP2664869B1 (en) 2018-03-21
WO2012095011A1 (en) 2012-07-19
CN102589206A (en) 2012-07-18
EP2664869A1 (en) 2013-11-20
CN102589206B (en) 2015-04-08
US20130298597A1 (en) 2013-11-14

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