DE69323043D1 - Steuereinrichtung des Abtauprozesses - Google Patents

Steuereinrichtung des Abtauprozesses

Info

Publication number
DE69323043D1
DE69323043D1 DE69323043T DE69323043T DE69323043D1 DE 69323043 D1 DE69323043 D1 DE 69323043D1 DE 69323043 T DE69323043 T DE 69323043T DE 69323043 T DE69323043 T DE 69323043T DE 69323043 D1 DE69323043 D1 DE 69323043D1
Authority
DE
Germany
Prior art keywords
control device
defrosting control
defrosting
control
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69323043T
Other languages
English (en)
Other versions
DE69323043T2 (de
Inventor
Donald E Janke
Joseph M Szynal
Ronald W Guess
Greg A Bradley
Randall L Carnal
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Whirlpool Corp
Original Assignee
Whirlpool Corp
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 Whirlpool Corp filed Critical Whirlpool Corp
Application granted granted Critical
Publication of DE69323043D1 publication Critical patent/DE69323043D1/de
Publication of DE69323043T2 publication Critical patent/DE69323043T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F25D21/008—Defroster control by timer
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits
    • 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
    • F25B2600/00—Control issues
    • F25B2600/23—Time delays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits
    • H01H2047/003—Detecting welded contacts and applying weld break pulses to coil
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/001—Means for preventing or breaking contact-welding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
    • H01H47/04—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current
    • H01H47/043—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current making use of an energy accumulator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
    • H01H47/04—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current
    • H01H47/10—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current by switching-in or -out impedance external to the relay winding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
    • H01H47/223—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil adapted to be supplied by AC

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)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
DE69323043T 1992-11-18 1993-11-18 Steuereinrichtung des Abtauprozesses Expired - Fee Related DE69323043T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/978,275 US5363669A (en) 1992-11-18 1992-11-18 Defrost cycle controller

Publications (2)

Publication Number Publication Date
DE69323043D1 true DE69323043D1 (de) 1999-02-25
DE69323043T2 DE69323043T2 (de) 1999-06-10

Family

ID=25525932

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69333136T Expired - Fee Related DE69333136T2 (de) 1992-11-18 1993-11-18 Leistungsversorgung für ein Relais
DE69323043T Expired - Fee Related DE69323043T2 (de) 1992-11-18 1993-11-18 Steuereinrichtung des Abtauprozesses

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69333136T Expired - Fee Related DE69333136T2 (de) 1992-11-18 1993-11-18 Leistungsversorgung für ein Relais

Country Status (4)

Country Link
US (9) US5363669A (de)
EP (3) EP0598612B1 (de)
CA (1) CA2106555C (de)
DE (2) DE69333136T2 (de)

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Also Published As

Publication number Publication date
US5373705A (en) 1994-12-20
EP0836063A3 (de) 1999-04-21
CA2106555C (en) 2005-11-22
US5363667A (en) 1994-11-15
EP0598612A2 (de) 1994-05-25
US5394291A (en) 1995-02-28
DE69333136T2 (de) 2004-06-09
EP0836064A3 (de) 1999-04-21
DE69333136D1 (de) 2003-09-11
DE69323043T2 (de) 1999-06-10
US5369962A (en) 1994-12-06
EP0836064B1 (de) 2003-08-06
EP0836064A2 (de) 1998-04-15
US5363669A (en) 1994-11-15
CA2106555A1 (en) 1994-05-19
EP0598612A3 (de) 1995-02-22
US5533360A (en) 1996-07-09
EP0836063A2 (de) 1998-04-15
US5456087A (en) 1995-10-10
EP0598612B1 (de) 1999-01-13
US5469715A (en) 1995-11-28
US5454230A (en) 1995-10-03

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