IL109278A - Defrost control system - Google Patents

Defrost control system

Info

Publication number: IL109278A
Authority: IL; Israel
Prior art keywords: coil; frost; air; tubular member; control system
Prior art date: 1994-04-11

Application number

IL10927894A

Other languages

English (en)

Hebrew (he)

Inventor

Jacob Shavit

Original Assignee

Meitav Contr & Regulation Circ

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.)

1994-04-11

Filing date

1994-04-11

Publication date

1996-08-04

1994-04-11 Application filed by Meitav Contr & Regulation Circ filed Critical Meitav Contr & Regulation Circ

1994-04-11 Priority to IL10927894A priority Critical patent/IL109278A/en

1994-07-06 Priority to US08/267,909 priority patent/US5463875A/en

1995-04-03 Priority to EP95104981A priority patent/EP0676603A3/de

1995-10-11 Priority to JP7262700A priority patent/JPH09113101A/ja

1996-08-04 Publication of IL109278A publication Critical patent/IL109278A/en

Links

238000001816 cooling Methods 0.000 claims description 18
238000005057 refrigeration Methods 0.000 claims description 15
238000010438 heat treatment Methods 0.000 claims description 12
238000010257 thawing Methods 0.000 claims description 9
230000015572 biosynthetic process Effects 0.000 claims description 8
239000000463 material Substances 0.000 claims description 4
238000004891 communication Methods 0.000 claims description 3
238000009825 accumulation Methods 0.000 claims description 2
238000000034 method Methods 0.000 description 7
239000003507 refrigerant Substances 0.000 description 5
230000008569 process Effects 0.000 description 4
230000035945 sensitivity Effects 0.000 description 4
230000008016 vaporization Effects 0.000 description 4
238000009834 vaporization Methods 0.000 description 4
238000010521 absorption reaction Methods 0.000 description 3
230000009471 action Effects 0.000 description 3
230000000977 initiatory effect Effects 0.000 description 3
230000004075 alteration Effects 0.000 description 2
239000007788 liquid Substances 0.000 description 2
230000007246 mechanism Effects 0.000 description 2
230000009467 reduction Effects 0.000 description 2
235000000078 Baccaurea angulata Nutrition 0.000 description 1
244000245260 Baccaurea angulata Species 0.000 description 1
241001074088 Urophycis Species 0.000 description 1
230000003044 adaptive effect Effects 0.000 description 1
238000004378 air conditioning Methods 0.000 description 1
230000033228 biological regulation Effects 0.000 description 1
230000000903 blocking effect Effects 0.000 description 1
230000008859 change Effects 0.000 description 1
238000010276 construction Methods 0.000 description 1
125000004122 cyclic group Chemical group 0.000 description 1
230000007423 decrease Effects 0.000 description 1
238000001514 detection method Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005265 energy consumption Methods 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
235000013305 food Nutrition 0.000 description 1
239000000155 melt Substances 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012544 monitoring process Methods 0.000 description 1
230000001105 regulatory effect Effects 0.000 description 1
238000009877 rendering Methods 0.000 description 1
230000004044 response Effects 0.000 description 1
238000012546 transfer Methods 0.000 description 1

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

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Physics & Mathematics (AREA)
Mechanical Engineering (AREA)
Thermal Sciences (AREA)
General Engineering & Computer Science (AREA)
Defrosting Systems (AREA)

IL10927894A 1994-04-11 1994-04-11 Defrost control system IL109278A (en)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
IL10927894A IL109278A (en)	1994-04-11	1994-04-11	Defrost control system
US08/267,909 US5463875A (en)	1994-04-11	1994-07-06	Defrost control system
EP95104981A EP0676603A3 (de)	1994-04-11	1995-04-03	Abtausteuerverfahren.
JP7262700A JPH09113101A (ja)	1994-04-11	1995-10-11	霜取り制御システム

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
IL10927894A IL109278A (en)	1994-04-11	1994-04-11	Defrost control system
JP7262700A JPH09113101A (ja)	1994-04-11	1995-10-11	霜取り制御システム

Publications (1)

Publication Number	Publication Date
IL109278A true IL109278A (en)	1996-08-04

Family

ID=26322813

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL10927894A IL109278A (en)	1994-04-11	1994-04-11	Defrost control system

Country Status (4)

Country	Link
US (1)	US5463875A (de)
EP (1)	EP0676603A3 (de)
JP (1)	JPH09113101A (de)
IL (1)	IL109278A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6631620B2 (en)	2002-01-31	2003-10-14	General Electric Company	Adaptive refrigerator defrost method and apparatus
CN100337080C (zh) *	2003-03-12	2007-09-12	乐金电子(天津)电器有限公司	电冰箱调节阀的保护装置
DE10315523A1 (de) *	2003-04-04	2004-10-14	BSH Bosch und Siemens Hausgeräte GmbH	Kältegerät mit adaptiver Abtauautomatik und Abtauverfahren dafür
US7836707B2 (en) *	2006-01-20	2010-11-23	Carrier Corporation	Methods for detecting and responding to freezing coils in HVAC systems
AU2008226387B2 (en) *	2007-03-09	2011-09-01	Stuart Christopher James Kearns	A refrigeration control system
RU2382975C1 (ru) *	2008-10-21	2010-02-27	Открытое акционерное общество "Научно-производственное объединение "Центральный научно-исследовательский институт технологии машиностроения" (ОАО НПО "ЦНИИТМАШ")	Способ предотвращения повреждения теплообменных аппаратов твердой фазой охлаждаемой жидкости и устройство для его реализации
US9890980B2 (en)	2013-09-26	2018-02-13	Carrier Corporation	System and method of freeze protection of a heat exchanger in an HVAC system
KR102627972B1 (ko) *	2018-02-23	2024-01-23	엘지전자 주식회사	냉장고
KR102614564B1 (ko) *	2018-03-08	2023-12-18	엘지전자 주식회사	냉장고 및 그 제어방법
KR102521994B1 (ko) *	2018-03-08	2023-04-17	엘지전자 주식회사	냉장고
CN108895734A (zh) *	2018-07-25	2018-11-27	珠海格力电器股份有限公司	一种热泵热水器化霜判断方法
KR20220018178A (ko) *	2020-08-06	2022-02-15	엘지전자 주식회사	냉장고 및 그의 운전 제어방법
CN112033081B (zh) *	2020-08-31	2022-01-11	山东冰河制冷技术有限公司	一种利用冷藏库外界空气辅助电加热除霜的装置及其运行方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH181894A (de) *	1941-04-10	1936-01-15	Sulzer Ag	Kältetauscher.
GB904711A (en) *	1959-01-02	1962-08-29	Parnall & Sons Ltd	Improved means for de-frosting refrigerating apparatus
US3003330A (en) *	1959-06-26	1961-10-10	George L Coad	Heat pump defrosting unit
GB975197A (en) *	1962-04-12	1964-11-11	Stone J & Co Ltd	Improvements relating to means for controlling the defrosting of refrigerating units
US3250083A (en) *	1964-06-10	1966-05-10	Controls Co Of America	Frost sensing device
US3362183A (en) *	1966-01-21	1968-01-09	Texas Instruments Inc	Fluid flow control in refrigeration systems
US3383877A (en) *	1966-05-10	1968-05-21	Ranco Inc	Defrost control means for refrigerating systems
US3444698A (en) *	1968-01-04	1969-05-20	Ranco Inc	Control apparatus for refrigerated display case
US3623334A (en) *	1969-11-28	1971-11-30	Gen Motors Corp	Defrost control responsive to air pressure differential
US3872683A (en) *	1973-09-06	1975-03-25	Texas Instruments Inc	Refrigeration defrost system
US4191026A (en) *	1977-02-14	1980-03-04	Electric Power Research Institute, Inc.	Apparatus for defrosting low temperature heat exchanger
DE2721521A1 (de) *	1977-05-12	1978-11-16	Schmitz Kuehler Baierbrunn	Vorrichtung zum abtauen eines kuehlsystems
US4248052A (en) *	1978-11-03	1981-02-03	Robertshaw Controls Company	Flow sensor and defrost system including same
US5345775A (en) *	1993-03-03	1994-09-13	Ridenour Ralph Gaylord	Refrigeration system detection assembly

1994
- 1994-04-11 IL IL10927894A patent/IL109278A/en not_active IP Right Cessation
- 1994-07-06 US US08/267,909 patent/US5463875A/en not_active Expired - Fee Related
1995
- 1995-04-03 EP EP95104981A patent/EP0676603A3/de not_active Withdrawn
- 1995-10-11 JP JP7262700A patent/JPH09113101A/ja active Pending

Also Published As

Publication number	Publication date
JPH09113101A (ja)	1997-05-02
EP0676603A3 (de)	1997-01-08
US5463875A (en)	1995-11-07
EP0676603A2 (de)	1995-10-11

Legal Events

Date	Code	Title
1997-01-10	FF	Patent granted
1997-04-15	KB	Patent renewed
2001-06-14	RH	Patent void

Publication	Publication Date	Title
US5463875A (en)	1995-11-07	Defrost control system
KR101516843B1 (ko)	2015-05-04	고온가스 제상 방법 및 장치
AU699381B2 (en)	1998-12-03	Tandem refrigeration system
US9644887B2 (en)	2017-05-09	Heat exchanger assembly, refrigerator, and method of controlling a refrigerator
US5065584A (en)	1991-11-19	Hot gas bypass defrosting system
KR940009646A (ko)	1994-05-20	간접냉각방식 냉장고
EP3764033B1 (de)	2026-05-13	Kühlschrank und steuerungsverfahren dafür
EP2578970B1 (de)	2019-08-14	Kühlschrank
WO1995013510A9 (en)	1995-06-22	Tandem refrigeration system
KR960018479A (ko)	1996-06-17	냉장고의 제상장치 및 그 제어방법
JP2008304137A (ja)	2008-12-18	冷凍装置
JP2000018790A (ja)	2000-01-18	冷蔵庫及び冷蔵庫の制御方法
US4843831A (en)	1989-07-04	Refrigerator control system
US4045971A (en)	1977-09-06	Frost detector
CN110887315A (zh)	2020-03-17	冰箱化霜检测装置、冰箱化霜控制方法及冰箱
JP4119766B2 (ja)	2008-07-16	冷凍装置
KR100214641B1 (ko)	1999-08-02	냉장고의 그릴 팬 제상장치 및 방법
EP1111317B1 (de)	2004-02-18	Kühlschrank
CN223448744U (zh)	2025-10-17	零售柜的制冷化霜系统及零售柜
GB2348947A (en)	2000-10-18	Defrost control method and apparatus
KR19990035629A (ko)	1999-05-15	압축기를 이용한 냉장고의 제상장치
JP2000180014A (ja)	2000-06-30	冷蔵庫の制御装置
JPH11281232A (ja)	1999-10-15	冷凍ショ−ケ−ス
KR200184603Y1 (ko)	2000-06-01	쇼케이스의 제상수 배수장치
EP1070925B1 (de)	2004-09-01	Automatisches Kältegerät mit Abtausteuerung