KR960024086A - Defroster of air conditioner and control method - Google Patents

Defroster of air conditioner and control method Download PDF

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Publication number
KR960024086A
KR960024086A KR1019940036486A KR19940036486A KR960024086A KR 960024086 A KR960024086 A KR 960024086A KR 1019940036486 A KR1019940036486 A KR 1019940036486A KR 19940036486 A KR19940036486 A KR 19940036486A KR 960024086 A KR960024086 A KR 960024086A
Authority
KR
South Korea
Prior art keywords
outdoor
compressor
air conditioner
defrosting operation
temperature
Prior art date
Application number
KR1019940036486A
Other languages
Korean (ko)
Inventor
나종익
Original Assignee
김광호
삼성전자 주식회사
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 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019940036486A priority Critical patent/KR960024086A/en
Priority to CN95120152A priority patent/CN1132845A/en
Priority to JP7335440A priority patent/JPH08303903A/en
Publication of KR960024086A publication Critical patent/KR960024086A/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
    • F24F11/42—Defrosting; Preventing freezing of outdoor units
    • 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
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F24F2110/12—Temperature of the outside air
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • F25B2313/0231—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units with simultaneous cooling and heating

Abstract

본 발명은 하나의 실외기를 이용하여 여러방을 동시냉방, 동시난방 또는 동시냉ㆍ난방시키는 공기조화기에 있어서, 상기 공기조화기의 난방운전시에 실외기에 착상된 성에를 제거하도록 제상운전을 수행하는 공기조화기의 제상장치 및 그 제어방법에 관한 것으로써, 공기조화기의 난방운전시에 변화하는 실외열교환기의 배관온도를 감지하는 실외배관온도감지수단과, 상기 실외배관온도감지수단에 의해 감지된 실외배관온도에 따라 실외기의 성에착상여부를 판단하여 제상운전을 제어하는 제어수단과, 상기 제어수단의 제어에 의한 제상운전시에 변화하는 실외온도를 감지하는 실외온도감지수단과, 상기 실외온도감지수단에 의해 감지된 실외온도에 따라 산출된 제상시간동안 제상운전을 수행하도록 압축기를 구동제어하는 압축기구동수단과, 상기 압축기구동수단에 의한 압축기 구동시에 냉매가 순환하는 유로를 변경하도록 사방밸브를 구동제어하는 사방밸브구동수단과, 상기 압축기구동수단에 의한 압축기 구동시에 냉매가 순환하는 유로를 순환하는 유로를 개폐하도록 솔레이노이드밸브를 구동제어하는 솔레노이드밸브구동수단으로 이루어진 것을 특징으로 한다.The present invention provides an air conditioner that simultaneously cools, simultaneously heats, or simultaneously cools and heats several rooms using a single outdoor unit, and performs defrosting operation to remove frost formed on the outdoor unit during heating operation of the air conditioner. A defrosting device of an air conditioner and a control method thereof, comprising: an outdoor pipe temperature sensing means for sensing a pipe temperature of an outdoor heat exchanger that changes during a heating operation of an air conditioner, and the outdoor pipe temperature sensing means; A control means for controlling defrosting operation by determining whether the outdoor unit is in a state of adhering to the outdoor pipe temperature, an outdoor temperature sensing means for sensing an outdoor temperature that is changed during defrosting operation by the control means, and the outdoor temperature Compressor driving means for controlling driving of the compressor to perform defrosting operation during the defrosting time calculated according to the outdoor temperature detected by the sensing means; Four-way valve driving means for controlling the four-way valve to change the flow path through which the refrigerant circulates when the compressor is driven by the compressor driving means, and opening and closing the flow path for circulating the flow path through which the refrigerant circulates when the compressor is driven by the compressor driving means. It characterized in that the solenoid valve drive means for controlling the drive solenoid valve.

Description

공기조화기의 제상장치 및 그 제어방법Defroster of air conditioner and control method

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

제1도는 본 발명의 일실시예에 의한 공기조화기의 제상장치의 제어블록도, 제2도는 본 발명의 제1실시예에 의한 공기조화기의 동시난방운전을 도시한 냉동싸이클도.1 is a control block diagram of a defrosting apparatus of an air conditioner according to an embodiment of the present invention, and FIG. 2 is a refrigeration cycle diagram showing simultaneous heating operation of the air conditioner according to the first embodiment of the present invention.

Claims (2)

하나의 실외기로 여러대의 실내기를 제어하여 여러방의 동시냉방, 동시난방 및 동시냉난방운전을 수행하는 공기조화기에 있어서, 상기 공기조화기의 난방운전시에 변화하는 실외열교환기의 배관온도를 감지하는 실외배관온도감지수단과, 상기 실외배관온도감지수단에 의해 감지된 실외배관온도에 따라 실외기의 성에착상여부를 판단하여 제상운전을 제어하는 제어수단과, 상기 제어수단의 제어에 의한 제상운전시에 변화하는 실외온도를 감지하는 실외온도감지수단과, 상기 실외온도감지수단에 의해 감지된 실외온도에 따라 산출된 제상시간동안 제상운전을 수행하도록 압축기를 구동제어하는 압축기구동수단과, 상기 압축기구동수단에 의한 압축기 구동시에 냉매가 순환하는 유로를 변경하도록 사방밸브를 구동제어하는 사방밸브구동수단과, 상기 압축기구동수단에 의한 압축기 구동시에 냉매가 순환하는 유로를 개폐하도록 솔레노이드밸브를 구동제어하는 솔레노이드 밸브구동수단으로 이루어진 것을 특징으로 하는 공기조화기의 제상장치.In the air conditioner which controls several indoor units by one outdoor unit and performs simultaneous cooling, simultaneous heating, and simultaneous heating and cooling of several rooms, the outdoor unit which senses the pipe temperature of the outdoor heat exchanger which changes during the heating operation of the air conditioner Control means for controlling defrosting operation by judging whether or not the outdoor unit is frosted according to the outdoor pipe temperature sensed by the pipe temperature sensing means and the outdoor pipe temperature sensing means, and changes during defrosting operation by the control of the control means. An outdoor temperature sensing means for sensing an outdoor temperature, a compressor driving means for driving control of a compressor to perform a defrosting operation during a defrost time calculated according to the outdoor temperature detected by the outdoor temperature sensing means, and the compressor driving means. Four-way valve driving means for controlling the four-way valve to change the flow path through which the refrigerant circulates when the compressor is driven by; Group at the same time obtain defroster compressor of an air conditioner which is characterized by being a solenoid valve driving means for driving and controlling a solenoid valve to open and close the flow path for refrigerant is circulated by the compressor driving means. 공기조화기의 난방운전시에 변화하는 실외열교환기의 배광온도를 감지하는 배관온도감지스텝과, 상기 배관온도감지스텝에서 감지된 실외배관온도에 따라 실외기의 성에착상여부를 판단하여 냉매가 순환하는 유로를 조절하는 냉매유로조절스텝과, 상기 냉매유로조절스텝에서 조절된 냉매유로에 따라 상기 실외기에 착상된 성에를 제거하기 위한 제상운전을 수행하는 제상운전스템과, 상기 제상운전스텝에서의 제상운전시에 변화하는 실외온도를 감지하는 실외온도감지스텝과, 상기 실외온도감지스텝에서 감지된 실외온도에 따라 상기 실외열교환기의 제상운전시간을 산출하는 제상시간산출스텝으로 이루어진 것을 특징으로 하는 공기조화기의 제상제어 방법.The refrigerant temperature is circulated by determining whether or not the outdoor unit's gender is adhering according to the pipe temperature detection step for detecting the light distribution temperature of the outdoor heat exchanger that changes during the heating operation of the air conditioner and the outdoor pipe temperature detected in the pipe temperature detection step. A defrosting operation system for performing a defrosting operation for removing frost formed on the outdoor unit according to a refrigerant flow passage adjusting step for adjusting a flow path, a refrigerant flow passage adjusted in the refrigerant flow passage adjusting step, and a defrosting operation in the defrosting operation step. An air conditioner comprising: an outdoor temperature sensing step for detecting a change in outdoor temperature at a time; and a defrosting time calculating step for calculating a defrosting operation time of the outdoor heat exchanger according to the outdoor temperature detected by the outdoor temperature sensing step. Defrost control method. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940036486A 1994-12-23 1994-12-23 Defroster of air conditioner and control method KR960024086A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1019940036486A KR960024086A (en) 1994-12-23 1994-12-23 Defroster of air conditioner and control method
CN95120152A CN1132845A (en) 1994-12-23 1995-12-22 Defrosting apparatus of air conditioner and control method thereof
JP7335440A JPH08303903A (en) 1994-12-23 1995-12-22 Defrosting device of air conditioner and its control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940036486A KR960024086A (en) 1994-12-23 1994-12-23 Defroster of air conditioner and control method

Publications (1)

Publication Number Publication Date
KR960024086A true KR960024086A (en) 1996-07-20

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JP (1) JPH08303903A (en)
KR (1) KR960024086A (en)
CN (1) CN1132845A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102927659B (en) * 2012-11-27 2015-06-17 四川长虹电器股份有限公司 Defrost control system and method of air conditioner
US11802724B2 (en) 2018-09-28 2023-10-31 Mitsubishi Electric Corporation Air-conditioning apparatus with simultaneous heating and defrosting modes
CN109323372B (en) * 2018-10-17 2021-06-25 青岛海尔空调器有限总公司 Defrosting control method for air conditioner
CN110260466B (en) * 2019-06-13 2021-01-05 珠海格力电器股份有限公司 Air conditioner defrosting control method and device
CN112880131B (en) * 2021-01-29 2022-09-06 青岛海尔空调器有限总公司 Method and device for defrosting control of air conditioning system and air conditioning system
CN113639408B (en) * 2021-08-11 2023-07-14 海信（广东）空调有限公司 Air conditioner and control method thereof
CN114413414B (en) * 2021-12-14 2023-05-12 珠海格力电器股份有限公司 Defrosting exit judging method and air conditioning system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07104082B2 (en) * 1986-07-24 1995-11-13 ダイキン工業株式会社 Heat pump system
JP2531256B2 (en) * 1989-02-17 1996-09-04 三菱電機株式会社 Air conditioner
JP2500676B2 (en) * 1991-02-21 1996-05-29 株式会社富士通ゼネラル Defrost control device for air conditioner

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JPH08303903A (en) 1996-11-22
CN1132845A (en) 1996-10-09

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