DE60316889D1 - Differenzdruckregelventil - Google Patents

Differenzdruckregelventil

Info

Publication number
DE60316889D1
DE60316889D1 DE60316889T DE60316889T DE60316889D1 DE 60316889 D1 DE60316889 D1 DE 60316889D1 DE 60316889 T DE60316889 T DE 60316889T DE 60316889 T DE60316889 T DE 60316889T DE 60316889 D1 DE60316889 D1 DE 60316889D1
Authority
DE
Germany
Prior art keywords
control valve
pressure control
differential pressure
differential
valve
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 - Fee Related
Application number
DE60316889T
Other languages
English (en)
Other versions
DE60316889T2 (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 DE60316889D1 publication Critical patent/DE60316889D1/de
Application granted granted Critical
Publication of DE60316889T2 publication Critical patent/DE60316889T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/028—Controlling a pressure difference
    • 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
    • F25B41/325—Expansion valves having two or more valve members
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
    • 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
    • F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
    • F25B41/345—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by solenoids
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2093—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power
    • G05D16/2097—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power using pistons within the main valve
    • 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
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
    • F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
    • 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
    • F25B2341/067—Expansion valves having a pilot valve
    • 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
    • F25B2600/2505—Fixed-differential control 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)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid-Driven Valves (AREA)
  • Safety Valves (AREA)
  • Magnetically Actuated Valves (AREA)
  • Sealing Devices (AREA)
  • Diaphragms And Bellows (AREA)
  • Control Of Fluid Pressure (AREA)
DE60316889T 2002-08-22 2003-08-05 Differenzdruckregelventil Expired - Fee Related DE60316889T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002242084A JP2004076920A (ja) 2002-08-22 2002-08-22 差圧制御弁
JP2002242084 2002-08-22

Publications (2)

Publication Number Publication Date
DE60316889D1 true DE60316889D1 (de) 2007-11-29
DE60316889T2 DE60316889T2 (de) 2008-02-07

Family

ID=31492497

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60316889T Expired - Fee Related DE60316889T2 (de) 2002-08-22 2003-08-05 Differenzdruckregelventil

Country Status (4)

Country Link
US (1) US20040036044A1 (de)
EP (1) EP1394646B1 (de)
JP (1) JP2004076920A (de)
DE (1) DE60316889T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006242413A (ja) * 2005-03-01 2006-09-14 Tgk Co Ltd 定流量膨張弁
JP2007085489A (ja) * 2005-09-22 2007-04-05 Fuji Koki Corp 圧力制御弁
US7913504B2 (en) * 2008-05-22 2011-03-29 GM Global Technology Operations LLC Variable refrigerant expansion device with pressure relief
JP5440155B2 (ja) * 2009-12-24 2014-03-12 株式会社デンソー 減圧装置
DE102010003958A1 (de) * 2010-04-14 2011-10-20 Robert Bosch Gmbh Magnetventil
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
JP5738029B2 (ja) 2011-03-25 2015-06-17 株式会社不二工機 複合弁
RU2484235C1 (ru) * 2011-09-28 2013-06-10 Аванян Эдуард Александрович Клапан с термочувствительным управлением
JP5802540B2 (ja) * 2011-12-15 2015-10-28 株式会社不二工機 複合弁
JP5802539B2 (ja) * 2011-12-15 2015-10-28 株式会社不二工機 複合弁
WO2013127275A1 (zh) * 2012-02-28 2013-09-06 艾默生环境优化技术(苏州)有限公司 先导型电子膨胀阀
CN102705520A (zh) * 2012-06-21 2012-10-03 太仓凯鑫电子有限公司 一种电磁阀
US9993762B2 (en) * 2013-05-13 2018-06-12 General Electric Technology Gmbh Quiet pulse valve
JP6478958B2 (ja) * 2016-09-02 2019-03-06 株式会社不二工機 制御弁
US11037376B2 (en) * 2017-03-28 2021-06-15 Uop Llc Sensor location for rotating equipment in a petrochemical plant or refinery
US20230160497A1 (en) * 2020-03-16 2023-05-25 Hangzhou Sanhua Research Institute Co., Ltd. Electric valve and assembly method therefor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1491463A (fr) * 1966-06-29 1967-08-11 Perfectionnements apportés aux soupapes à membranes
US4596271A (en) * 1980-10-02 1986-06-24 Brundage Robert W Fluid pressure device
US4352372A (en) * 1980-11-17 1982-10-05 Eaton Corporation Precision flow control device
JP2970906B2 (ja) * 1988-04-05 1999-11-02 株式会社鷺宮製作所 圧力スイッチ
DE4211307A1 (de) * 1992-04-04 1993-10-07 Teves Gmbh Alfred Elektromagnetventil, insbesondere für hydraulische Bremsanlagen mit Schlupfregelung
DE9313579U1 (de) * 1993-09-12 1993-12-23 Hansa Metallwerke Ag, 70567 Stuttgart Sicherheitsventil für Kältemittelanlagen
US5762102A (en) * 1995-06-01 1998-06-09 Becker Precision Equipment, Inc. Pneumatically controlled no-bleed valve and variable pressure regulator
US5671905A (en) * 1995-06-21 1997-09-30 Hopkins, Jr.; Dean A. Electrochemical actuator and method of making same
DE10084246T1 (de) * 1999-02-19 2003-04-24 Automatic Switch Co Proportionaldurchströmventil mit erweitertem Strömungsbereich
JP3428926B2 (ja) * 1999-07-12 2003-07-22 株式会社テージーケー パイロット作動流量調整弁
JP3555592B2 (ja) * 2000-08-11 2004-08-18 株式会社デンソー 冷凍サイクル装置およびそれに用いる弁装置
JP2004034943A (ja) * 2002-07-08 2004-02-05 Tgk Co Ltd 冷凍サイクルの制御方法

Also Published As

Publication number Publication date
US20040036044A1 (en) 2004-02-26
EP1394646B1 (de) 2007-10-17
EP1394646A2 (de) 2004-03-03
DE60316889T2 (de) 2008-02-07
JP2004076920A (ja) 2004-03-11
EP1394646A3 (de) 2005-08-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee