DE69213260D1 - Bestimmung der arbeitsmittelmenge in einer kälte- oder wärmepumpenanlage - Google Patents

Bestimmung der arbeitsmittelmenge in einer kälte- oder wärmepumpenanlage

Info

Publication number
DE69213260D1
DE69213260D1 DE69213260T DE69213260T DE69213260D1 DE 69213260 D1 DE69213260 D1 DE 69213260D1 DE 69213260 T DE69213260 T DE 69213260T DE 69213260 T DE69213260 T DE 69213260T DE 69213260 D1 DE69213260 D1 DE 69213260D1
Authority
DE
Germany
Prior art keywords
refrigeration
determination
heat pump
working amount
working
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
DE69213260T
Other languages
English (en)
Other versions
DE69213260T2 (de
Inventor
Nils Joensson
Mats Dahlgren
Eric Granryd
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.)
Nira Automotive AB
Original Assignee
Nira Automotive AB
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 Nira Automotive AB filed Critical Nira Automotive AB
Application granted granted Critical
Publication of DE69213260D1 publication Critical patent/DE69213260D1/de
Publication of DE69213260T2 publication Critical patent/DE69213260T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • 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
    • F25B2600/19—Refrigerant outlet condenser temperature
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/04—Refrigerant level

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Sorption Type Refrigeration Machines (AREA)
DE69213260T 1992-12-30 1992-12-30 Bestimmung der arbeitsmittelmenge in einer kälte- oder wärmepumpenanlage Expired - Fee Related DE69213260T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE1992/000900 WO1994016273A1 (en) 1992-12-30 1992-12-30 Determining the amount of working fluid in a refrigeration or heat pump system

Publications (2)

Publication Number Publication Date
DE69213260D1 true DE69213260D1 (de) 1996-10-02
DE69213260T2 DE69213260T2 (de) 1997-03-06

Family

ID=20385716

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69213260T Expired - Fee Related DE69213260T2 (de) 1992-12-30 1992-12-30 Bestimmung der arbeitsmittelmenge in einer kälte- oder wärmepumpenanlage

Country Status (6)

Country Link
EP (1) EP0676027B1 (de)
JP (1) JPH08505465A (de)
AU (1) AU672387B2 (de)
DE (1) DE69213260T2 (de)
ES (1) ES2093409T3 (de)
WO (1) WO1994016273A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0140460B1 (ko) * 1994-04-04 1998-07-01 김광호 냉장고의 냉기공급제어장치 및 그 제어방법
IT1320635B1 (it) * 2000-09-12 2003-12-10 Fiat Ricerche Procedimento e sistema per il monitoraggio dello stato di carica di un impianto di climatizzazione di un autoveicolo.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55164793A (en) * 1979-06-07 1980-12-22 Toyoda Autom Loom Works Ltd Protecting device for refrigerant compressor
US5009076A (en) * 1990-03-08 1991-04-23 Temperature Engineering Corp. Refrigerant loss monitor
US5009074A (en) * 1990-08-02 1991-04-23 General Motors Corporation Low refrigerant charge protection method for a variable displacement compressor
US5152152A (en) * 1992-02-10 1992-10-06 Thermo King Corporation Method of determining refrigerant charge

Also Published As

Publication number Publication date
DE69213260T2 (de) 1997-03-06
WO1994016273A1 (en) 1994-07-21
EP0676027B1 (de) 1996-08-28
EP0676027A1 (de) 1995-10-11
JPH08505465A (ja) 1996-06-11
AU672387B2 (en) 1996-10-03
AU3577193A (en) 1994-08-15
ES2093409T3 (es) 1996-12-16

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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