IT1160902B - Valvola per l'iniezione di liquido di un evaporatore di fluido frigori fero - Google Patents

Valvola per l'iniezione di liquido di un evaporatore di fluido frigori fero

Info

Publication number
IT1160902B
IT1160902B IT69511/78A IT6951178A IT1160902B IT 1160902 B IT1160902 B IT 1160902B IT 69511/78 A IT69511/78 A IT 69511/78A IT 6951178 A IT6951178 A IT 6951178A IT 1160902 B IT1160902 B IT 1160902B
Authority
IT
Italy
Prior art keywords
frigori
fero
injection
valve
liquid
Prior art date
Application number
IT69511/78A
Other languages
English (en)
Other versions
IT7869511A0 (it
Original Assignee
Danfoss As
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 Danfoss As filed Critical Danfoss As
Publication of IT7869511A0 publication Critical patent/IT7869511A0/it
Application granted granted Critical
Publication of IT1160902B publication Critical patent/IT1160902B/it

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
    • F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
    • F25B41/355—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by electric heating of bimetal elements, shape memory elements or heat expanding elements
    • 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
    • F25B2600/00—Control issues
    • F25B2600/21—Refrigerant outlet evaporator temperature
    • 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)
  • Temperature-Responsive Valves (AREA)
  • Control Of Temperature (AREA)
IT69511/78A 1977-11-03 1978-11-02 Valvola per l'iniezione di liquido di un evaporatore di fluido frigori fero IT1160902B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2749250A DE2749250C3 (de) 1977-11-03 1977-11-03 Ventil für die Flüssigkeitseinspritzung in einen Kältemittelverdampfer

Publications (2)

Publication Number Publication Date
IT7869511A0 IT7869511A0 (it) 1978-11-02
IT1160902B true IT1160902B (it) 1987-03-11

Family

ID=6022942

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69511/78A IT1160902B (it) 1977-11-03 1978-11-02 Valvola per l'iniezione di liquido di un evaporatore di fluido frigori fero

Country Status (12)

Country Link
US (1) US4475686A (it)
JP (1) JPS5813821B2 (it)
AU (1) AU525688B2 (it)
CA (1) CA1091940A (it)
CH (1) CH637203A5 (it)
DD (1) DD139640A5 (it)
DE (1) DE2749250C3 (it)
DK (1) DK150250C (it)
FR (1) FR2408101A1 (it)
GB (1) GB2008799B (it)
IT (1) IT1160902B (it)
SE (1) SE437424B (it)

Families Citing this family (51)

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KR840000779A (ko) * 1981-08-12 1984-02-27 가다야마 니하찌로오 냉매유량(冷媒流量)을 제어하는 기능을 갖는 냉동시스템(冷凍 system)
DE3139044C1 (de) * 1981-10-01 1983-04-21 Danfoss A/S, 6430 Nordborg Kaelte- oder Waermepumpenkreislauf
EP0078928A3 (de) * 1981-11-10 1983-09-28 Feraton Anstalt Verfahren zur Regelung der umlaufenden Kältemittel in einem Kältemittelkreis und Vorrichtung zur Durchführung des Verfahrens
CA1161654A (en) * 1982-05-03 1984-02-07 David Garside Expendable refrigeration control
DE3220420A1 (de) * 1982-05-29 1983-12-15 Vereinigte Elektrizitätswerke Westfalen AG, 4600 Dortmund Verfahren zur regelung eines elektrisch ansteuerbaren expansionsventils
AU547326B2 (en) * 1982-11-22 1985-10-17 Mitsubishi Denki Kabushiki Kaisha Control of super-heat quantity to compressor by control of expansion valve
US4651535A (en) * 1984-08-08 1987-03-24 Alsenz Richard H Pulse controlled solenoid valve
JPS6163324U (it) * 1984-09-28 1986-04-30
JPS61197967A (ja) * 1985-02-26 1986-09-02 株式会社ボッシュオートモーティブ　システム 冷房サイクル
DE3609304A1 (de) * 1985-03-16 1986-10-30 Joh. Vaillant Gmbh U. Co, 5630 Remscheid Verfahren zum steuern des abtauens eines verdampfers und einrichtung zur durchfuehrung des verfahrens
JPS62215183A (ja) * 1986-03-17 1987-09-21 Nibetsukusu Kk 熱動アクチュエ−タ
US4689968A (en) * 1986-03-21 1987-09-01 Danfoss A/S Actuator means for the control of a refrigeration system expansion valve
FR2598789B1 (fr) * 1986-05-13 1988-09-16 Electricite De France Detendeur thermostatique programmable.
US4785639A (en) * 1986-05-20 1988-11-22 Sundstrand Corporation Cooling system for operation in low temperature environments
JPS63163739A (ja) * 1986-12-26 1988-07-07 株式会社不二工機製作所 冷凍システムの制御方法
KR880009253A (ko) * 1987-01-21 1988-09-14 미다 가쓰시게 팽창밸브
DE3714120C1 (de) * 1987-04-28 1988-04-21 Emerson Electric Gmbh Steueranordnung fuer ein Expansionsventil einer Kaelteanlage
DE3829101A1 (de) * 1988-08-27 1990-03-01 Sueddeutsche Kuehler Behr Thermostatisches expansionsventil
US4848099A (en) * 1988-09-14 1989-07-18 Honeywell Inc. Adaptive refrigerant control algorithm
DE3838756C1 (it) * 1988-11-01 1991-08-29 Dr. Huelle Energie - Engineering Gmbh, 3000 Hannover, De
DE3922591A1 (de) * 1989-07-10 1991-01-24 Danfoss As Servogesteuertes expansionsventil fuer ein leicht verdampfbares fluid
DE3934801A1 (de) * 1989-10-19 1991-04-25 Wilhelm Dr Ing Buck Verfahren und einrichtung zur regelung eines ventils fuer einen kaeltemittelverdampfer
NL9000744A (nl) * 1990-03-29 1991-10-16 Weinand Antonius Maria Stapelb Geoptimaliseerd thermostatisch expansieventiel en een daarvan voorziene koelmachine.
US6105379A (en) * 1994-08-25 2000-08-22 Altech Controls Corporation Self-adjusting valve
US5546757A (en) * 1994-09-07 1996-08-20 General Electric Company Refrigeration system with electrically controlled expansion valve
US5691466A (en) * 1995-06-28 1997-11-25 J.T.L. Systems Ltd. Liquid-sensing apparatus and method
WO1997017643A1 (en) * 1995-11-09 1997-05-15 Acurex Corporation Expansion valve unit
DE19647718C2 (de) * 1996-11-19 1998-09-24 Danfoss As Verfahren zur Regelung einer Kälteanlage sowie Kälteanlage und Expansionsventil
DE59701452D1 (de) * 1996-11-19 2000-05-18 Danfoss As Verfahren zur regelung einer kälteanlage sowie kälteanlage und expansionsventil
US6035651A (en) * 1997-06-11 2000-03-14 American Standard Inc. Start-up method and apparatus in refrigeration chillers
JP3828995B2 (ja) * 1997-07-09 2006-10-04 Ｓｍｃ株式会社 バルブ装置の制御方法および回路
US6109047A (en) * 1997-09-16 2000-08-29 B/E Aerospace Systems and methods for capacity regulation of refrigeration systems
US6185560B1 (en) 1998-04-15 2001-02-06 Sungard Eprocess Intelligance Inc. System for automatically organizing data in accordance with pattern hierarchies therein
US6050098A (en) * 1998-04-29 2000-04-18 American Standard Inc. Use of electronic expansion valve to maintain minimum oil flow
US6250560B1 (en) * 1998-12-21 2001-06-26 Acutherm L.P. Variable-air-volume diffuser actuator assembly and method
DE10062948C2 (de) * 2000-12-16 2002-11-14 Eaton Fluid Power Gmbh Kältemaschine mit kontrollierter Kältemittelphase vor dem Verdichter
DE10162504A1 (de) * 2001-12-19 2003-07-03 Bsh Bosch Siemens Hausgeraete Mehrwegeventil
US20050056799A1 (en) * 2003-09-11 2005-03-17 Malone Steven J. Valves having a thermostatic actuator controlled by a peltier device
US8333569B2 (en) * 2003-12-30 2012-12-18 Intel Corporation Method and apparatus for two-phase start-up operation
WO2005089345A2 (en) * 2004-03-15 2005-09-29 Computer Process Controls, Inc. Evaporator pressure regulator control and diagnostics
CN100465549C (zh) * 2004-03-15 2009-03-04 计算机程序控制公司 蒸发器调压器控制和诊断
DE102005023083A1 (de) * 2005-05-13 2006-11-30 Behr Gmbh & Co. Kg Differenzdruckventil
DE102005031511A1 (de) * 2005-07-06 2007-01-11 Daimlerchrysler Ag Steuerungsventil für einen Kältemittelverdichter und Kältemittelverdichter
DE202006000385U1 (de) * 2006-01-11 2006-03-02 Hans Güntner GmbH Kälteanlage
US9746213B2 (en) * 2014-08-14 2017-08-29 Siemens Industry, Inc Demand flow for air cooled chillers
DE102016200576A1 (de) * 2016-01-18 2017-08-10 Bayerische Motoren Werke Aktiengesellschaft Expansionsorgan und Verfahren zur Regelung bzw. Steuerung eines Kältemittelmassenstroms, Verwendung für einen Kältekreis eines Kraftfahrzeugs, sowie Kraftfahrzeug
US11137182B2 (en) * 2019-11-21 2021-10-05 Emerson Electric Co. Thermostatic expansion valves including interchangeable metering pins
CN112066014A (zh) * 2020-09-23 2020-12-11 北京京仪自动化装备技术有限公司 电子膨胀阀、制冷控制系统
CN112904918A (zh) * 2021-01-08 2021-06-04 肖成航 一种利用铜管感应内部温度进行稳定调节的温控设备
CN114919371A (zh) * 2022-04-29 2022-08-19 安徽江淮汽车集团股份有限公司 一种冷媒流量调节装置
EP4603766A3 (de) * 2024-02-19 2025-10-08 Liebherr-Hausgeräte Lienz GmbH Kühl- und/oder gefriergerät

Family Cites Families (13)

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Publication number Priority date Publication date Assignee Title
US1905683A (en) * 1928-11-27 1933-04-25 Gen Fire Extinguisher Co Thermostatically controlled valve
US2534455A (en) * 1944-06-08 1950-12-19 Honeywell Regulator Co Refrigerating control apparatus
DE1219749B (de) * 1963-04-02 1966-06-23 Danfoss As Ventil, insbesondere thermostatisches Ventil, mit Sollwertfeder
US3265303A (en) * 1964-04-14 1966-08-09 Honeywell Inc Temperature regulating valve
US3405520A (en) * 1966-11-03 1968-10-15 Baker Res & Dev Corp Pressure seal
US3500634A (en) * 1968-01-02 1970-03-17 Texas Instruments Inc Control system and actuator used therein
DE1798294B2 (de) * 1968-09-21 1973-02-08 Elektrische sollwert-einstellvorrichtung fuer thermostaten
DE1800681A1 (de) * 1968-10-02 1970-06-25 J & E Hall Ltd Kuehlanlage
NL6917446A (it) * 1969-07-01 1971-01-05
DE1935187B2 (de) * 1969-07-11 1979-07-12 Centra-Buerkle Gmbh & Co, 7036 Schoenaich Regelvorrichtung für Heizungsanlagen o.dgl
US3664581A (en) * 1971-02-09 1972-05-23 Danfoss As Thermostatically controlled expansion valve for refrigerating equipment
US3860169A (en) * 1973-11-07 1975-01-14 Powers Regulators Company Ambient temperature control system
US4171087A (en) * 1977-11-03 1979-10-16 Emerson Electric Co. Control valve

Also Published As

Publication number Publication date
DE2749250C3 (de) 1980-09-11
DK478278A (da) 1979-05-04
SE437424B (sv) 1985-02-25
GB2008799B (en) 1982-04-21
GB2008799A (en) 1979-06-06
JPS5813821B2 (ja) 1983-03-16
CA1091940A (en) 1980-12-23
DD139640A5 (de) 1980-01-09
SE7811363L (sv) 1979-05-07
AU4128878A (en) 1979-05-17
FR2408101B1 (it) 1983-04-29
DK150250B (da) 1987-01-19
DK150250C (da) 1987-09-28
DE2749250B2 (de) 1980-01-10
JPS5474548A (en) 1979-06-14
AU525688B2 (en) 1982-11-25
FR2408101A1 (fr) 1979-06-01
US4475686A (en) 1984-10-09
CH637203A5 (de) 1983-07-15
IT7869511A0 (it) 1978-11-02
DE2749250A1 (de) 1979-05-10

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