KR930013607A - Defrost Control Method of Inverter Air Conditioner - Google Patents

Defrost Control Method of Inverter Air Conditioner Download PDF

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Publication number
KR930013607A
KR930013607A KR1019910024641A KR910024641A KR930013607A KR 930013607 A KR930013607 A KR 930013607A KR 1019910024641 A KR1019910024641 A KR 1019910024641A KR 910024641 A KR910024641 A KR 910024641A KR 930013607 A KR930013607 A KR 930013607A
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KR
South Korea
Prior art keywords
defrosting operation
air conditioner
defrost
compressor
condition
Prior art date
Application number
KR1019910024641A
Other languages
Korean (ko)
Other versions
KR950000738B1 (en
Inventor
김태덕
Original Assignee
강진구
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.)
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Publication date
Application filed by 강진구, 삼성전자 주식회사 filed Critical 강진구
Priority to KR1019910024641A priority Critical patent/KR950000738B1/en
Priority to JP4324192A priority patent/JP2514774B2/en
Priority to DE4243634A priority patent/DE4243634C2/en
Priority to CN92114987A priority patent/CN1072350C/en
Publication of KR930013607A publication Critical patent/KR930013607A/en
Application granted granted Critical
Publication of KR950000738B1 publication Critical patent/KR950000738B1/en

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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
    • F25D21/006—Defroster control with electronic control 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/025—Motor control arrangements
    • 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
    • F25B2600/02—Compressor control
    • F25B2600/021—Inverters therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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

Abstract

본 발명은 인버터 에어콘에 있어서, 실외 배관의 온도 변화에 따라 압축기 및 히터를 가변 제어하여 실외 열교환기에 착상된 성에에 대한 제상시간을 단축시킴으로써 항상 일정수둔 이상의 난방 효율을 유지시킬 수 있는 인버터 에어콘의 제상제어방법에 관한 것으로써, 일정시간 동안의 난방운전이 수행되면 실외열교환기에 착상된 성에를 제거시키기 위한 제상운전(냉방운전)을 수행하는 실회배관 온도감지센서에 의해서 감지된 실외배관 온도를 판별하여 제상운전 돌입 조건을 만족하는 지의 여부를 판별하는 제1스텝과, 상기 제1스텝의 판별결과, 제상운전 돌입 조건을 만족하였으면 냉매의 흐름 방향을 변화시켜서 제상 운전이 수행되도록 사방법을 저체하는 제1스텝과, 제상조건만족 기준치와 현재의 제상상태를 비교 분석하여 압축기의 운전주파수 및 히터의 위상각에 대한 가변 여부를 판단하는 제3스텝과, 상기 제3스텝의 판단에 따라 압축기 운전 주파수 및 히터의 위상각을 가변하여 최상의 제상조건에서 제상운전이 일정시간 동안 수행되도록 하는 제4스텝으로 이루어진 것을 특징으로 한다.In the present invention, the inverter air conditioner, by varying the control of the compressor and the heater in accordance with the temperature change of the outdoor piping to shorten the defrost time for the frost formed on the outdoor heat exchanger defrost of the inverter air conditioner that can always maintain the heating efficiency more than a certain set As a control method, when the heating operation is performed for a predetermined time, the outdoor piping temperature detected by the real-time piping temperature sensor to perform the defrosting operation (cooling operation) to remove frost formed on the outdoor heat exchanger A first step of determining whether the defrosting operation inrush condition is satisfied; and a first step of determining whether or not the defrosting operation inrush condition is satisfied; The operator of the compressor by comparing and analyzing one step, the defrost condition satisfaction standard value and the current defrost state A third step of determining whether the number and the phase angle of the heater are variable, and varying the compressor operating frequency and the phase angle of the heater according to the determination of the third step so that the defrosting operation is performed for a predetermined time under the best defrosting condition. It is characterized by consisting of the fourth step.

Description

인버터 에어콘의 제상제어방법Defrost Control Method of Inverter Air Conditioner

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제4도는 ⒜는 본 발명에 적용되는 인버터에어콘의 제상제어 방법의 메인 동작 순서를 도시한 플로우챠트, ⒝는 본 발명에 적용되는 압축기 운전주파수 확정 동작 순서에 대한 플로우챠트, ⒞는 본 발명에 적용되는 제상제어 조건 만족여부 판별 동작 순서에 대한 플로우챠트.4 is a flowchart showing the main operation sequence of the defrosting control method of the inverter air conditioner applied to the present invention, ⒝ is a flowchart for the operation sequence of the compressor operation frequency determination applied to the present invention, and ⒞ is applied to the present invention. Flow chart for the operation sequence of determining whether defrost control condition is satisfied.

Claims (3)

일정시간 동안의 난방운전이 수행되면 실외열교환기에 착상된 성에를 제거시키기 위한 제상운전(냉방운전)을 수행하는 인버터에어콘에 있어서, 마이크로컴퓨터를 초기화하고 실외배관 온도감지센서에 의해서 감지된 실외배관 온도를 판별하여 제상운전 돌입조건을 만족하는지의 여부를 판별하는 제1스텝과, 상기 제1스텝의 판별결과, 제상운전돌입 조건을 만족하였으며 냉매의 흐름 방향을 변화시켜서 제상 운전이 수행되도록 사방변을 절체하는 제2스템과, 제상조건 만족 기준치와 현재의 제상상태를 비교 분석하여 압축기의 운전주파수 및 히터의 위상각에 대한 가변 여부를 판단하는 제3스텝과, 상기 제3스텝의 판단에 따라 압축기 운전 주파수 및 히터의 위상각을 가변하여 최상의 제상 조건에서 제상운전이 일정시간 동안 수행되도록 하는 제4스텝으로 이루어진 것을 특징으로 하는 인버터에어콘의 제상제어방법.In the inverter air conditioner performing defrosting operation (cooling operation) to remove frost formed on the outdoor heat exchanger when a heating operation is performed for a predetermined time, the outdoor piping temperature detected by the outdoor pipe temperature sensor by initializing the microcomputer. The first step of determining whether the defrosting operation inrush condition is satisfied and the first step of determining whether the defrosting operation inrush condition is satisfied, and the defrosting operation inflow condition is satisfied and the defrosting operation is performed by changing the flow direction of the refrigerant. A third step for determining whether to change the operating frequency of the compressor and the phase angle of the heater by comparing and analyzing the second system to be transferred, the defrost condition satisfaction reference value and the current defrost state; and the compressor according to the determination of the third step. Fourth switch to vary the operating frequency and phase angle of the heater so that defrosting operation is performed for a certain time under the best defrosting condition. Defrost control method of the inverter air conditioner which is characterized by being a. 제1항에 있어서, 상기 제3스텝에서는, 압축기의 운전주파수 변화여부에 따라 압축기 구동제어용 인버터를 제어하고 목표주파수와 현재주파수의 일치여부에 따라 운전주파수를 상승 또는 하강시켜서 제상운전이 수행되도록하는 것을 특징으로 하는 인버터에어콘의 제상제어방법.The method of claim 1, wherein in the third step, the defrosting operation is performed by controlling the compressor drive control inverter according to the change of the operating frequency of the compressor and raising or lowering the operating frequency according to whether the target frequency and the current frequency match. Defrost control method of an inverter air conditioner, characterized in that. 제1항에 있어서, 상기 제3스텝에서는, 실외배관온도 변화율에 제사시간 변화율에 대한 값을 기준으로하여 압축기의 운전주파수의 상승 및 하강, 히터의 위상각 가변 여부를 판단하는 것을 특징으로 하는 인버터에어콘의 제상제어방법.The inverter of claim 1, wherein the third step determines whether the operation frequency of the compressor rises or falls, and whether the heater changes the phase angle based on the rate of change in the outdoor pipe temperature based on the value of the change in the removal time. Defrost control method of air conditioner. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910024641A 1991-12-27 1991-12-27 Method of controlling frost of invertor air conditioner KR950000738B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019910024641A KR950000738B1 (en) 1991-12-27 1991-12-27 Method of controlling frost of invertor air conditioner
JP4324192A JP2514774B2 (en) 1991-12-27 1992-12-03 Defrost control method for inverter air conditioner
DE4243634A DE4243634C2 (en) 1991-12-27 1992-12-22 Method for controlling a defrost operation in an inverter air conditioner
CN92114987A CN1072350C (en) 1991-12-27 1992-12-26 Control method for removing frost from inverter-type air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910024641A KR950000738B1 (en) 1991-12-27 1991-12-27 Method of controlling frost of invertor air conditioner

Publications (2)

Publication Number Publication Date
KR930013607A true KR930013607A (en) 1993-07-22
KR950000738B1 KR950000738B1 (en) 1995-01-28

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ID=19326244

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910024641A KR950000738B1 (en) 1991-12-27 1991-12-27 Method of controlling frost of invertor air conditioner

Country Status (4)

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JP (1) JP2514774B2 (en)
KR (1) KR950000738B1 (en)
CN (1) CN1072350C (en)
DE (1) DE4243634C2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113330262A (en) * 2018-12-10 2021-08-31 Bsh家用电器有限公司 Refrigerator and method for initiating a defrost process in a refrigerator

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JP3598809B2 (en) * 1997-08-25 2004-12-08 三菱電機株式会社 Refrigeration cycle device
KR20050105029A (en) * 2004-04-30 2005-11-03 엘지전자 주식회사 Defrosting driving method for air conditioner
JP4836212B2 (en) * 2009-07-22 2011-12-14 シャープ株式会社 Air conditioner
CN103123194A (en) * 2012-03-31 2013-05-29 宁波奥克斯电气有限公司 Defrosting method of multi-combination type air conditioning unit
CN102721115B (en) * 2012-06-27 2014-10-29 美的集团股份有限公司 Air conditioner and control method thereof
CN104214885B (en) * 2013-05-29 2016-12-28 珠海格力电器股份有限公司 Air conditioner defrosting control method and device and air conditioner
CN105953365B (en) * 2016-05-16 2019-03-29 广东美的制冷设备有限公司 Air conditioner and its defrosting control method
CN107588543A (en) * 2017-11-03 2018-01-16 邹城市东基新热力管道防腐保温有限公司 A kind of far infrared heater of wellhead anti-freezing
CN109084434B (en) * 2018-08-29 2019-10-18 珠海格力电器股份有限公司 Variable-frequency heat pump air conditioner and defrosting control method thereof
CN110057029A (en) * 2019-04-25 2019-07-26 宁波奥克斯电气股份有限公司 A kind of air-conditioner defrosting control method, device and air conditioner
CN110470025B (en) * 2019-08-04 2021-12-21 重庆海尔空调器有限公司 Control method and device for defrosting of air conditioner and air conditioner
CN112283880A (en) * 2020-09-17 2021-01-29 珠海格力电器股份有限公司 Control system and control method for preventing air conditioner from freezing
CN112344622B (en) * 2020-11-06 2022-01-28 中山市爱美泰电器有限公司 Intelligent defrosting device of heat pump system and control method thereof
CN113074445B (en) * 2021-03-08 2022-09-16 海信空调有限公司 Air conditioner defrosting control method and device, air conditioner and computer readable storage medium
CN113091216B (en) * 2021-04-14 2022-08-16 海信（广东）空调有限公司 Defrosting control method for air conditioner
CN115682512A (en) * 2021-07-30 2023-02-03 青岛海尔电冰箱有限公司 Refrigerating and freezing device and control method thereof

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JPH079331B2 (en) * 1986-12-26 1995-02-01 松下電器産業株式会社 Operation control method for heat pump type air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113330262A (en) * 2018-12-10 2021-08-31 Bsh家用电器有限公司 Refrigerator and method for initiating a defrost process in a refrigerator

Also Published As

Publication number Publication date
DE4243634C2 (en) 2002-08-14
CN1073760A (en) 1993-06-30
DE4243634A1 (en) 1993-07-01
KR950000738B1 (en) 1995-01-28
JP2514774B2 (en) 1996-07-10
JPH0666461A (en) 1994-03-08
CN1072350C (en) 2001-10-03

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