DE69312757D1 - Verfahren zum Steuern eines Kühlmediums in einem Kühlsystem - Google Patents

Verfahren zum Steuern eines Kühlmediums in einem Kühlsystem

Info

Publication number
DE69312757D1
DE69312757D1 DE69312757T DE69312757T DE69312757D1 DE 69312757 D1 DE69312757 D1 DE 69312757D1 DE 69312757 T DE69312757 T DE 69312757T DE 69312757 T DE69312757 T DE 69312757T DE 69312757 D1 DE69312757 D1 DE 69312757D1
Authority
DE
Germany
Prior art keywords
controlling
cooling
cooling system
cooling medium
medium
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
DE69312757T
Other languages
English (en)
Other versions
DE69312757T2 (de
Inventor
George William Jarosch
Peter John Malone
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.)
Eaton Corp
Original Assignee
Eaton 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 Eaton Corp filed Critical Eaton Corp
Publication of DE69312757D1 publication Critical patent/DE69312757D1/de
Application granted granted Critical
Publication of DE69312757T2 publication Critical patent/DE69312757T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3204—Cooling devices using compression
    • B60H1/3205—Control means therefor
    • B60H1/321—Control means therefor for preventing the freezing of a heat exchanger
    • 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
    • F25B41/347—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by solenoids with the valve member being opened and closed cyclically, e.g. with pulse width modulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H2001/3236—Cooling devices information from a variable is obtained
    • B60H2001/3248—Cooling devices information from a variable is obtained related to pressure
    • B60H2001/325—Cooling devices information from a variable is obtained related to pressure of the refrigerant at a compressing unit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H2001/3269—Cooling devices output of a control signal
    • B60H2001/327—Cooling devices output of a control signal related to a compressing unit
    • 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)
  • Air-Conditioning For Vehicles (AREA)
DE69312757T 1992-02-19 1993-02-03 Verfahren zum Steuern eines Kühlmediums in einem Kühlsystem Expired - Fee Related DE69312757T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/838,513 US5216892A (en) 1992-02-19 1992-02-19 Compressor clutch cut-out control in an automotive air conditioning system

Publications (2)

Publication Number Publication Date
DE69312757D1 true DE69312757D1 (de) 1997-09-11
DE69312757T2 DE69312757T2 (de) 1998-03-12

Family

ID=25277284

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69312757T Expired - Fee Related DE69312757T2 (de) 1992-02-19 1993-02-03 Verfahren zum Steuern eines Kühlmediums in einem Kühlsystem

Country Status (4)

Country Link
US (1) US5216892A (de)
EP (1) EP0556641B1 (de)
JP (1) JPH0640245A (de)
DE (1) DE69312757T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5957377A (en) * 1994-06-17 1999-09-28 Nippondenso Co., Ltd. Flow control valve and hot-water type heater apparatus employing the same
DE19522666A1 (de) * 1995-06-22 1997-01-02 Bayerische Motoren Werke Ag Betriebsverfahren zur Vermeidung einer Verdampfervereisung
EP1790919A1 (de) * 2004-09-13 2007-05-30 Daikin Industries, Ltd. Kühlvorrichtung
US7681630B2 (en) * 2004-12-07 2010-03-23 Cnh America Llc HVAC system for a work vehicle
US10047990B2 (en) 2013-03-26 2018-08-14 Aaim Controls, Inc. Refrigeration circuit control system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4209994A (en) * 1978-10-24 1980-07-01 Honeywell Inc. Heat pump system defrost control
US4302947A (en) * 1980-01-04 1981-12-01 Honeywell Inc. Heat pump system defrost control
DE3882151T2 (de) * 1987-01-10 1993-11-18 Sanden Corp Gerät zur Leistungssteuerung für einen Kompressor mit variabler Leistung.
US4848100A (en) * 1987-01-27 1989-07-18 Eaton Corporation Controlling refrigeration
JPH01153324A (ja) * 1987-12-10 1989-06-15 Diesel Kiki Co Ltd 車両用空調制御装置
US4835976A (en) * 1988-03-14 1989-06-06 Eaton Corporation Controlling superheat in a refrigeration system
GB8908338D0 (en) * 1989-04-13 1989-06-01 Motor Panels Coventry Ltd Control systems for automotive air conditioning systems
US4944160A (en) * 1990-01-31 1990-07-31 Eaton Corporation Thermostatic expansion valve with electronic controller
US4993231A (en) * 1990-03-02 1991-02-19 Eaton Corporation Thermostatic expansion valve with electronic controller
US5022234A (en) * 1990-06-04 1991-06-11 General Motors Corporation Control method for a variable displacement air conditioning system compressor
US5152151A (en) * 1992-02-26 1992-10-06 Eaton Corporation Measuring evaporator load in an automotive air conditioning system for compressor clutch control

Also Published As

Publication number Publication date
EP0556641B1 (de) 1997-08-06
DE69312757T2 (de) 1998-03-12
EP0556641A3 (en) 1994-08-10
EP0556641A2 (de) 1993-08-25
JPH0640245A (ja) 1994-02-15
US5216892A (en) 1993-06-08

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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