NO144303C - HEAT PUMP DEFINITION DEVICE. - Google Patents

HEAT PUMP DEFINITION DEVICE.

Info

Publication number
NO144303C
NO144303C NO772839A NO772839A NO144303C NO 144303 C NO144303 C NO 144303C NO 772839 A NO772839 A NO 772839A NO 772839 A NO772839 A NO 772839A NO 144303 C NO144303 C NO 144303C
Authority
NO
Norway
Prior art keywords
heat pump
definition device
pump definition
heat
pump
Prior art date
Application number
NO772839A
Other languages
Norwegian (no)
Other versions
NO144303B (en
NO772839L (en
Inventor
Francis Joseph Sisk
Original Assignee
Electric Power Res Inst
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
Priority claimed from US05/768,451 external-priority patent/US4191026A/en
Application filed by Electric Power Res Inst filed Critical Electric Power Res Inst
Publication of NO772839L publication Critical patent/NO772839L/en
Publication of NO144303B publication Critical patent/NO144303B/en
Publication of NO144303C publication Critical patent/NO144303C/en

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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/02—Detecting the presence of frost or condensate
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/06—Removing frost
    • F25D21/08—Removing frost by electric heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F17/00—Removing ice or water from heat-exchange apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Defrosting Systems (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NO772839A 1977-01-03 1977-08-15 HEAT PUMP DEFINITION DEVICE. NO144303C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US75631277A 1977-01-03 1977-01-03
US05/768,451 US4191026A (en) 1977-02-14 1977-02-14 Apparatus for defrosting low temperature heat exchanger

Publications (3)

Publication Number Publication Date
NO772839L NO772839L (en) 1978-07-04
NO144303B NO144303B (en) 1981-04-27
NO144303C true NO144303C (en) 1981-08-05

Family

ID=27116206

Family Applications (1)

Application Number Title Priority Date Filing Date
NO772839A NO144303C (en) 1977-01-03 1977-08-15 HEAT PUMP DEFINITION DEVICE.

Country Status (4)

Country Link
CA (1) CA1067303A (en)
DE (1) DE2738430A1 (en)
DK (1) DK475577A (en)
NO (1) NO144303C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2925677C2 (en) * 1979-06-26 1983-03-24 Stiebel Eltron Gmbh & Co Kg, 3450 Holzminden Control device for a defrosting device of a refrigeration unit

Also Published As

Publication number Publication date
NO144303B (en) 1981-04-27
DK475577A (en) 1978-07-04
CA1067303A (en) 1979-12-04
DE2738430A1 (en) 1978-07-13
NO772839L (en) 1978-07-04

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