SE7406316L - Forfarande och anordning for avfrostning av forangare till vermepumpar. - Google Patents

Forfarande och anordning for avfrostning av forangare till vermepumpar.

Info

Publication number
SE7406316L
SE7406316L SE7406316A SE7406316A SE7406316L SE 7406316 L SE7406316 L SE 7406316L SE 7406316 A SE7406316 A SE 7406316A SE 7406316 A SE7406316 A SE 7406316A SE 7406316 L SE7406316 L SE 7406316L
Authority
SE
Sweden
Prior art keywords
heat exchanger
compressor
heat
temperature
procedure
Prior art date
Application number
SE7406316A
Other languages
Unknown language ( )
English (en)
Inventor
B Gustafsson
Original Assignee
Projectus Ind Produkter 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 Projectus Ind Produkter Ab filed Critical Projectus Ind Produkter Ab
Priority to SE7406316A priority Critical patent/SE7406316L/sv
Priority to US05/575,037 priority patent/US4007603A/en
Priority to DE19752520319 priority patent/DE2520319A1/de
Priority to JP50055880A priority patent/JPS50154849A/ja
Publication of SE7406316L publication Critical patent/SE7406316L/sv

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
    • F25D21/002—Defroster control
    • 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
    • F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
    • 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
    • F25D21/025—Detecting the presence of frost or condensate using air pressure differential detectors

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)
  • Air Conditioning Control Device (AREA)
SE7406316A 1974-05-10 1974-05-10 Forfarande och anordning for avfrostning av forangare till vermepumpar. SE7406316L (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE7406316A SE7406316L (sv) 1974-05-10 1974-05-10 Forfarande och anordning for avfrostning av forangare till vermepumpar.
US05/575,037 US4007603A (en) 1974-05-10 1975-05-06 Apparatus for defrosting of an evaporator in a heat pump
DE19752520319 DE2520319A1 (de) 1974-05-10 1975-05-07 Verfahren und vorrichtung zum entfrosten eines verdampfers in einer waermepumpe
JP50055880A JPS50154849A (sv) 1974-05-10 1975-05-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7406316A SE7406316L (sv) 1974-05-10 1974-05-10 Forfarande och anordning for avfrostning av forangare till vermepumpar.

Publications (1)

Publication Number Publication Date
SE7406316L true SE7406316L (sv) 1975-11-11

Family

ID=20321106

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7406316A SE7406316L (sv) 1974-05-10 1974-05-10 Forfarande och anordning for avfrostning av forangare till vermepumpar.

Country Status (4)

Country Link
US (1) US4007603A (sv)
JP (1) JPS50154849A (sv)
DE (1) DE2520319A1 (sv)
SE (1) SE7406316L (sv)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4329682A (en) * 1976-05-03 1982-05-11 Hawker Siddeley Dynamics Ltd. Phase change warning devices
US4102389A (en) * 1976-10-15 1978-07-25 Borg-Warner Corporation Heat pump control system
SE7710529L (sv) * 1977-01-03 1978-07-04 Electric Power Res Inst Avfrostningsanordning for vermepumpar
JPS5575151A (en) * 1978-12-01 1980-06-06 Hitachi Ltd Defrosting operation controller
US4299095A (en) * 1979-08-13 1981-11-10 Robertshaw Controls Company Defrost system
FR2538518B1 (fr) * 1982-12-22 1986-04-04 Elf Aquitaine Procede et dispositif de surveillance et de commande d'un evaporateur
US4538420A (en) * 1983-12-27 1985-09-03 Honeywell Inc. Defrost control system for a refrigeration heat pump apparatus
JPS60218550A (ja) * 1984-04-13 1985-11-01 Sharp Corp ヒ−トポンプ式空気調和機の除霜装置
JPS60218551A (ja) * 1984-04-13 1985-11-01 Sharp Corp ヒ−トポンプ式空気調和機の除霜装置
DE102006013587B4 (de) * 2006-03-22 2016-06-23 Stiebel Eltron Gmbh & Co. Kg Wärmepumpe
US8418484B2 (en) * 2008-01-30 2013-04-16 The Trustees Of Dartmouth College Compact helical heat exchanger with stretch to maintain airflow
US20110302937A1 (en) * 2009-03-17 2011-12-15 Bujak Jr Walter E Demand defrost for heat pumps
KR101123079B1 (ko) * 2009-09-25 2012-03-16 주식회사 아모그린텍 수평타입의 증발기에 적용 가능한 제상히터 및 그 제조방법
FR2955925A1 (fr) * 2010-01-29 2011-08-05 Yves Surrel Dispositif pour ameliorer les performances des pompes a chaleur
US9341405B2 (en) * 2012-11-30 2016-05-17 Lennox Industries Inc. Defrost control using fan data
KR20180052285A (ko) 2016-11-10 2018-05-18 엘지전자 주식회사 냉장고 및 냉장고의 제어 방법
KR102572457B1 (ko) 2018-02-26 2023-08-30 엘지전자 주식회사 냉장고 및 냉장고의 제어 방법
NO343798B1 (no) * 2018-05-15 2019-06-11 Romy Clima As Fremgangsmåte for styring av en ventilasjonsvarmepumpe
US20230106953A1 (en) * 2021-10-06 2023-04-06 LGL France S.A.S. Proper deicing end detection and defrost cycle optimization
AU2023233196A1 (en) * 2022-09-22 2024-04-11 Hussmann Corporation Refrigeration system with demand fluid defrost

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2939295A (en) * 1958-12-29 1960-06-07 American Air Filter Co Air conditioning apparatus
US3076316A (en) * 1960-07-15 1963-02-05 Ralph C Schlichtig Reversible heat engines
US3107499A (en) * 1961-09-22 1963-10-22 Honeywell Regulator Co Control apparatus
US3371502A (en) * 1966-08-26 1968-03-05 Gen Motors Corp Refrigerant compressor with built-in reverse cycle valving
US3465534A (en) * 1967-10-31 1969-09-09 Texas Instruments Inc Differential flow sensing apparatus
US3643457A (en) * 1970-11-20 1972-02-22 Westinghouse Electric Corp Frost detector for refrigeration system

Also Published As

Publication number Publication date
US4007603A (en) 1977-02-15
JPS50154849A (sv) 1975-12-13
DE2520319A1 (de) 1975-11-20

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