KR960034901A - Defrost detection device for air conditioning / cooling - Google Patents

Defrost detection device for air conditioning / cooling Download PDF

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Publication number
KR960034901A
KR960034901A KR1019950004558A KR19950004558A KR960034901A KR 960034901 A KR960034901 A KR 960034901A KR 1019950004558 A KR1019950004558 A KR 1019950004558A KR 19950004558 A KR19950004558 A KR 19950004558A KR 960034901 A KR960034901 A KR 960034901A
Authority
KR
South Korea
Prior art keywords
output
detection device
unit
sensing unit
defrost detection
Prior art date
Application number
KR1019950004558A
Other languages
Korean (ko)
Other versions
KR0152855B1 (en
Inventor
박귀근
Original Assignee
구자홍
Lg 전자주식회사
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.)
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Publication date
Application filed by 구자홍, Lg 전자주식회사 filed Critical 구자홍
Priority to KR1019950004558A priority Critical patent/KR0152855B1/en
Publication of KR960034901A publication Critical patent/KR960034901A/en
Application granted granted Critical
Publication of KR0152855B1 publication Critical patent/KR0152855B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/41—Defrosting; Preventing freezing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/88—Electrical aspects, e.g. circuits

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

본 발명은 냉/난방 겸용 에어콘의 제상감지장치에 관한 것으로, 변류기없이 사방변의 출력전압을 감지하는 출력감지부와, 상기 출력감지부의 출력전압에 따라 제상운전을 인식하는 마이크로컴퓨터로 구성되어: 인쇄회로기판(PCB)에의 변류기 장착문제 및 변류기에 맞는 전원사용과 같은 종래의 문제점들이 해결되고, 아울러 상방변의 종류에 관계없이 제상운전을 감지할 수 있고 그리고 제조비용이 저렴해지도록 한 것이다.The present invention relates to a defrost detection device for a combined air / cooling air conditioner, comprising: an output sensing unit sensing an output voltage of four sides without a current transformer, and a microcomputer recognizing defrosting operation according to the output voltage of the output sensing unit: printing Conventional problems such as the installation of a current transformer on a circuit board (PCB) and the use of a power supply suitable for the current transformer are solved, and the defrosting operation can be detected regardless of the type of the upper side, and the manufacturing cost is made low.

Description

냉/난방 겸용 에어콘의 제상감지장치Defrost detection device for air conditioning / cooling

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

제1도는 종래 냉/난방 겸용 에어콘의 제상감지장치의 구성도, 제2도는 본 발명 냉/난방 겸용 에어콘의 제상 감지장치 구성도, 제3도는 제2도의 각부 파형도.1 is a configuration diagram of a defrost detection device of a conventional air conditioning / heating combined air conditioner, FIG. 2 is a configuration diagram of a defrost detection apparatus of an air conditioning / heating combination present invention, and FIG.

Claims (3)

변류기없이 사방변의 출력전압을 감지하는 출력감지부와, 상기 출력감지부의 출력파형에 따라 제상운전 여부를 판단하는 마이크로컴퓨터를 구비한 것을 특징으로 하는 냉/난방 에어콘의 제상감지장치.A defrost detection device for a cooling / heating air conditioner, comprising: an output sensing unit for detecting output voltages of four sides without a current transformer; 제1항에 있어서, 출력감지부는 제상운전시 상기 사방변의 출력전압을 강하시키는 전압강하부와, 상기 전압강하부의 출력전압을 반파정류하는 반파정류부와, 상기 반파정류부의 반파전압에 따라 온/오프되는 포토커플러와, 상기 포토커플러의 온/오프에 따른 구형파펄스를 출력하는 출력부를 구비한 것을 특징으로 하는 냉/난방 겸용 에어콘의 제상감지장치.2. The output detector according to claim 1, wherein the output sensing unit has a voltage drop unit for dropping the output voltage of the four sides in the defrosting operation, a half wave rectifier unit for half-wave rectifying the output voltage of the voltage drop unit, and a half wave voltage for the half wave rectifier unit. Defrost detection device for a combined air-conditioning and heating characterized in that it comprises a photocoupler, and an output unit for outputting a square wave pulse according to the on / off of the photocoupler. 제1항에 있어서, 마이크로컴퓨터는 상기 출력감지부의 출력파형이 일정한 직류파형이면 난방운전인 것으로 판단하고 구형파펄스이면 제상운전인 것으로 판단하는 것을 특징으로 하는 냉/난방 겸용 에어콘의 제상감지장치.The defrost detection apparatus for a combined air / cooling air conditioner according to claim 1, wherein the microcomputer determines that the output waveform of the output sensing unit is a heating operation when the output waveform is a constant DC waveform and defrosting operation when the square wave pulse is used. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950004558A 1995-03-07 1995-03-07 Defrosting sensing device of cooling/heating airconditioner KR0152855B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950004558A KR0152855B1 (en) 1995-03-07 1995-03-07 Defrosting sensing device of cooling/heating airconditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950004558A KR0152855B1 (en) 1995-03-07 1995-03-07 Defrosting sensing device of cooling/heating airconditioner

Publications (2)

Publication Number Publication Date
KR960034901A true KR960034901A (en) 1996-10-24
KR0152855B1 KR0152855B1 (en) 1998-11-02

Family

ID=19409294

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950004558A KR0152855B1 (en) 1995-03-07 1995-03-07 Defrosting sensing device of cooling/heating airconditioner

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KR (1) KR0152855B1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190036675A (en) 2017-09-28 2019-04-05 주식회사 씨엔씨알 The seismic damping device of the server rack
KR102182414B1 (en) 2020-04-16 2020-11-24 주식회사 씨엔씨알 The seismic damping device using sliding fricition

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KR0152855B1 (en) 1998-11-02

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