KR880014334A - Defrost Control Circuit of Refrigerator - Google Patents

Defrost Control Circuit of Refrigerator Download PDF

Info

Publication number
KR880014334A
KR880014334A KR870004995A KR870004995A KR880014334A KR 880014334 A KR880014334 A KR 880014334A KR 870004995 A KR870004995 A KR 870004995A KR 870004995 A KR870004995 A KR 870004995A KR 880014334 A KR880014334 A KR 880014334A
Authority
KR
South Korea
Prior art keywords
microcomputer
defrost
detection signal
short circuit
disconnection
Prior art date
Application number
KR870004995A
Other languages
Korean (ko)
Other versions
KR900003025B1 (en
Inventor
심건
Original Assignee
최근선
주식회사 금성사
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 최근선, 주식회사 금성사 filed Critical 최근선
Priority to KR1019870004995A priority Critical patent/KR900003025B1/en
Publication of KR880014334A publication Critical patent/KR880014334A/en
Application granted granted Critical
Publication of KR900003025B1 publication Critical patent/KR900003025B1/en

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
    • F25D21/06—Removing frost
    • F25D21/08—Removing frost by electric heating

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)

Abstract

내용 없음No content

Description

냉장고의 제상 제어회로Defrost Control Circuit of Refrigerator

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제2도는 본 발명의 제상 제어회로도.2 is a defrost control circuit diagram of the present invention.

제3도는 제2도의 마이콤의 내부블록도.3 is an internal block diagram of the microcomputer of FIG.

제4도는 본 발명의 제상 제어회로의 신호흐름도.4 is a signal flow diagram of the defrost control circuit of the present invention.

Claims (1)

마이콤(1)과, 상기 마이콤(1)에서 출력되는 구동신호에 의해 트라이악(TC1)이 도통상태로 됨에 따라 제상을 하는 제상히터(HT1)(HT2)와, 상기 제상히터(HT1)(HT2)로 흐르는 전류를 검출하는 변류기(CT)와, 상기 변류기(CT)의 검출신호로 상기 제상히터(HT1)(HT2)의 합선을 검출하고 마이콤(1)에서 출력되는 재검출신호에 따라 합선을 재차 검출하여 마이콤(1)에 합선검출신호를 입력시키는 합선검출부(2)와, 상기 변류기(CT)의 검출신호로 상기 제상히터(HT1)(HT2)의 단선을 검출하여 상기 마이콤(1)에 개방검출신호를 입력시키는 단선검출부(3)와, 제상온도를 검출하여 상기 마이콤(1)에 제상종료검출신호를 입력하는 바이메탈 더멀스위치(BT)와, 상기 합선 및 단선, 제상종료검출신호에 따라 마이콤(1)에서 출력되는 신호로 이상이 있음을 표시하는 경보표시부(4)로 구성함을 특징으로 하는 냉장고의 제상제어회로.Defrost heater (HT 1 ) (HT 2 ) and defrost heater (HT 2 ) to defrost as the triac (TC 1 ) is brought into conduction state by the microcomputer (1), the drive signal output from the microcomputer (1). 1) (to be detected a short circuit in the defrost heater (HT 1) (HT 2) as a detection signal of the current transformer (CT) and, the current transformer (CT) for detecting a current flowing to HT 2) and output from the microcomputer (1) The short circuit detection unit 2 which detects a short circuit again according to the redetection signal and inputs a short circuit detection signal to the microcomputer 1, and disconnection of the defrost heater HT 1 (HT 2 ) by the detection signal of the current transformer CT. A disconnection detection unit 3 for detecting an input of an open detection signal to the microcomputer 1, a bimetal thermal switch BT for detecting a defrost temperature and inputting a defrost termination detection signal to the microcomputer 1, and the short circuit And an alarm display unit displaying an abnormality as a signal output from the microcomputer 1 according to the disconnection and the defrost termination detection signal. Defrost control circuit of the refrigerator, characterized in that consisting of. ※ 참고사항：최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019870004995A 1987-05-20 1987-05-20 Defrost control circuit in refrigerator KR900003025B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870004995A KR900003025B1 (en) 1987-05-20 1987-05-20 Defrost control circuit in refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870004995A KR900003025B1 (en) 1987-05-20 1987-05-20 Defrost control circuit in refrigerator

Publications (2)

Publication Number Publication Date
KR880014334A true KR880014334A (en) 1988-12-23
KR900003025B1 KR900003025B1 (en) 1990-05-04

Family

ID=19261529

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870004995A KR900003025B1 (en) 1987-05-20 1987-05-20 Defrost control circuit in refrigerator

Country Status (1)

Country Link
KR (1) KR900003025B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012201223A1 (en) * 2012-01-27 2013-08-01 Airbus Operations Gmbh Heat exchanger for cooling air, heating for one and galley with such a heat exchanger

Also Published As

Publication number Publication date
KR900003025B1 (en) 1990-05-04

Similar Documents

Publication Publication Date Title
DK161260C (en) flow measurement
KR880011548A (en) Fan cooled refrigerator
KR920020176A (en) Multiple temperature controller of refrigerator
KR840003022A (en) Cooker
KR880011631A (en) Refrigerator temperature control circuit
KR890005482A (en) Refrigerator, micro-oven and power demand circuit
KR860008758A (en) Half a year
KR860001283A (en) Hot Wire Flow Rate Detection Device
KR840004247A (en) Heat Pump Type Air Conditioner
KR880014334A (en) Defrost Control Circuit of Refrigerator
KR870005726A (en) Electric discharge processing equipment
JPS6441909A (en) Ac energization hot melt adhesive adder
KR880009533A (en) How to prevent corrosion of microwave ovens and terminals with heating chamber temperature detection circuit
JPS5716343A (en) Thermal conductivity detector
KR880000764A (en) Refrigerator temperature control
TW341641B (en) Heating apparatus
KR910003469A (en) Remote controller
KR860000516A (en) Control Unit of Air Conditioner
KR880003152A (en) Microwave Oven
KR890018010A (en) Microwave temperature probe failure discrimination device
KR910003332A (en) Temperature controller of hot water heater
KR930022918A (en) Thermistor Circuit and Cooker
KR970032601A (en) Process Control Method Using Pressure Sensor of Electric Pressure Insulating Rice Cooker
KR830008625A (en) Status determination device of heater circuit
KR890016346A (en) Safety device of liquid heating device

Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 19951226

Year of fee payment: 7

LAPS Lapse due to unpaid annual fee