NO840332L - Signalgiver til styring av avdugningsprosessen paa luftsiden av en varmepumpes fordamper e.l. - Google Patents

Signalgiver til styring av avdugningsprosessen paa luftsiden av en varmepumpes fordamper e.l.

Info

Publication number
NO840332L
NO840332L NO840332A NO840332A NO840332L NO 840332 L NO840332 L NO 840332L NO 840332 A NO840332 A NO 840332A NO 840332 A NO840332 A NO 840332A NO 840332 L NO840332 L NO 840332L
Authority
NO
Norway
Prior art keywords
sensing device
sensing
heat pump
air side
sensing assembly
Prior art date
Application number
NO840332A
Other languages
English (en)
Other versions
NO158269C (no
NO158269B (no
Inventor
Wilhelm Korsmeier
Klaus Klein
Original Assignee
Ruhrgas Ag
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 Ruhrgas Ag filed Critical Ruhrgas Ag
Publication of NO840332L publication Critical patent/NO840332L/no
Publication of NO158269B publication Critical patent/NO158269B/no
Publication of NO158269C publication Critical patent/NO158269C/no

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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/11—Sensor to detect if defrost is necessary
    • F25B2700/111—Sensor to detect if defrost is necessary using an emitter and receiver, e.g. sensing by emitting light or other radiation and receiving reflection by a sensor

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)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
NO840332A 1983-01-29 1984-01-27 Signalgiver for styring av avrimingen paa luftsiden av fordamperen til en varmepumpe eller lignende. NO158269C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3303054A DE3303054C2 (de) 1983-01-29 1983-01-29 Signalgeber zur Steuerung des Abtauvorgangs des Verdampfers einer Wärmepumpe

Publications (3)

Publication Number Publication Date
NO840332L true NO840332L (no) 1984-07-30
NO158269B NO158269B (no) 1988-05-02
NO158269C NO158269C (no) 1988-08-10

Family

ID=6189587

Family Applications (1)

Application Number Title Priority Date Filing Date
NO840332A NO158269C (no) 1983-01-29 1984-01-27 Signalgiver for styring av avrimingen paa luftsiden av fordamperen til en varmepumpe eller lignende.

Country Status (4)

Country Link
EP (1) EP0117425B1 (no)
AT (1) ATE26170T1 (no)
DE (1) DE3303054C2 (no)
NO (1) NO158269C (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITRM20050634A1 (it) * 2005-12-19 2007-06-20 Ixfin S P A Sistema per lo sbrinamento automatizzato di un apparato refrigeratore.
ITPD20120148A1 (it) * 2012-05-10 2013-11-11 Enerblue S R L Pompa di calore e metodo di controllo dello sbrinamento automatico di una pompa di calore
CN112303947A (zh) * 2020-11-02 2021-02-02 中科美菱低温科技股份有限公司 双蒸发器制冷系统、制冷设备及其制冷系统的控制方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3280577A (en) * 1963-11-20 1966-10-25 Matsushita Electric Industrial Co Ltd Automatic defrosting control device
FI345773A7 (no) * 1973-11-08 1975-05-09 Upo Oy
DE2637129A1 (de) * 1976-08-18 1978-02-23 Bosch Gmbh Robert Vorrichtung zum abtauen von verdampfern in kaeltemittelkreislaeufen, insbesondere von waermepumpen
DE3001019A1 (de) * 1980-01-12 1981-07-23 Danfoss A/S, 6430 Nordborg Abtauvorrichtung fuer den verdampfer einer kaelteanlage
DD152404A1 (de) * 1980-07-28 1981-11-25 Dieter Voekler Abtausteuerung zur einleitung des abtauvorganges fuer kaeltemittel verdampfer
US4409795A (en) * 1981-04-03 1983-10-18 Russell Coil Company Demand defrost system
ATE21760T1 (de) * 1981-06-26 1986-09-15 Richard H Alsenz Tauregelung fuer kuehlaggregat.

Also Published As

Publication number Publication date
EP0117425A1 (de) 1984-09-05
ATE26170T1 (de) 1987-04-15
DE3303054C2 (de) 1994-02-10
NO158269C (no) 1988-08-10
EP0117425B1 (de) 1987-03-25
NO158269B (no) 1988-05-02
DE3303054A1 (de) 1984-08-02

Similar Documents

Publication Publication Date Title
US6010095A (en) Icing detector for aircraft
EP0281085A3 (en) Proximity sensing apparatus
EP0997360A3 (en) Rain sensor operation on solar reflective glass
CA2114319A1 (en) Window mounted optical moisture sensor having light pipes with distal ends
EP0947402A2 (en) Water detection sensor
CA2179517A1 (en) Light Source Intensity Control Device
US4556280A (en) Single cable optical fibre signaling system
US4701751A (en) Pool alarm system
MY125212A (en) Sensing device for detecting wetness on a glass pane
ATE45053T1 (de) Fernmesseinrichtung.
NO840332L (no) Signalgiver til styring av avdugningsprosessen paa luftsiden av en varmepumpes fordamper e.l.
CA2012116A1 (en) Optical transmitter power measurement and control
DE3889199D1 (de) Alarmgebeanordnung.
ATE155301T1 (de) Funkgerät mit optischer steuerung
KR20030048023A (ko) 조명장치의 자동 스위칭을 위한 센서 유닛 및 센서 유닛을위한 커플링 매체
CA2359251A1 (en) Sensor and method for detecting changes in distance
SE8604521L (sv) Lageranleggning
KR910017169A (ko) 광파이버식 이동체 감시장치 및 그것을 사용한 내연기관의 회전수 검출장치 및 그것에 사용하는 광파이버 어쌤블리
US5838218A (en) Waveguide switch
DK0396918T3 (da) Indretning til styring af fartøjer ad en virtuel bane
JPS60174931A (ja) 雨滴検知器
JPS582602A (ja) 光学式変位検出器
KR0126049Y1 (ko) 부식을 이용한 인디케이터 수광부구조
SU1731667A1 (ru) Система управлени очисткой стекла
ATE30468T1 (de) Optischer eisbelaganzeiger.