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
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)
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)
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)
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 |
-
1974
- 1974-05-10 SE SE7406316A patent/SE7406316L/sv not_active Application Discontinuation
-
1975
- 1975-05-06 US US05/575,037 patent/US4007603A/en not_active Expired - Lifetime
- 1975-05-07 DE DE19752520319 patent/DE2520319A1/de active Pending
- 1975-05-08 JP JP50055880A patent/JPS50154849A/ja active Pending
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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Legal Events
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NAV | Patent application has lapsed |
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