KR960031170A - Vehicle air conditioner control method using pressure sensing means and device - Google Patents

Vehicle air conditioner control method using pressure sensing means and device Download PDF

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Publication number
KR960031170A
KR960031170A KR1019950003198A KR19950003198A KR960031170A KR 960031170 A KR960031170 A KR 960031170A KR 1019950003198 A KR1019950003198 A KR 1019950003198A KR 19950003198 A KR19950003198 A KR 19950003198A KR 960031170 A KR960031170 A KR 960031170A
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KR
South Korea
Prior art keywords
air conditioner
sensing means
pressure sensing
pressure
control module
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Application number
KR1019950003198A
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Korean (ko)
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KR0125322B1 (en
Inventor
이용주
Original Assignee
김태구
대우자동차 주식회사
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Priority to KR1019950003198A priority Critical patent/KR0125322B1/en
Publication of KR960031170A publication Critical patent/KR960031170A/en
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Publication of KR0125322B1 publication Critical patent/KR0125322B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3204—Cooling devices using compression
    • B60H1/3205—Control means therefor
    • B60H1/3208—Vehicle drive related control of the compressor drive means, e.g. for fuel saving purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3204—Cooling devices using compression
    • B60H1/3205—Control means therefor
    • B60H1/322—Control means therefor for improving the stop or idling operation of the engine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H2001/3236—Cooling devices information from a variable is obtained
    • B60H2001/3248—Cooling devices information from a variable is obtained related to pressure
    • B60H2001/3251—Cooling devices information from a variable is obtained related to pressure of the refrigerant at a condensing unit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H2001/3269—Cooling devices output of a control signal
    • B60H2001/327—Cooling devices output of a control signal related to a compressing unit

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  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

본 발명은 압력감지수단을 이용한 자동차용 에어콘 제어방법 및 그 장치에 관한 것으로, 특히 자동차의 에어콘내에 장착된 압력스위치의 온/오프로 에어콘의 압력을 제어하는 것을, 압력감지수단을 이용하여 에어콘의 온/오프 및 에어콘의 부하에 의한 엔진의 제어와 자동온도제어가 가능한 에어콘제어장치에 관한 것이다.The present invention relates to a method for controlling an air conditioner for a vehicle using a pressure sensing means, and an apparatus thereof, and more particularly to controlling the pressure of an air conditioner by turning on / off a pressure switch mounted in an air conditioner of a vehicle. The present invention relates to an air conditioner control device capable of controlling an engine and an automatic temperature control by on / off and a load of an air conditioner.

즉, 압력감지수단(10)이 감지한 냉매의 압력에 관한 감지신호가 전자적제어모듈(20)에 전기적신호로 입력되어, 전자적제어모듈(20)이 릴레이부(30)를 제어하여 에어콘의 작동을 온/오프시키거나, 엔진의 냉각팬(35a)(35b)을 고속회전 또는 저속회전으로 제어하고, 에어콘의 압축기(5)에 걸리는 부하에 따라 엔진의 회전수를 조절하는 것이다.That is, the detection signal of the pressure of the refrigerant sensed by the pressure sensing means 10 is input to the electronic control module 20 as an electrical signal, the electronic control module 20 controls the relay unit 30 to operate the air conditioner. Or to control the cooling fans 35a and 35b of the engine to high speed rotation or low speed rotation, and to adjust the rotation speed of the engine according to the load applied to the compressor 5 of the air conditioner.

Description

압력감지수단을 이용한 자동차용 에어콘 제어방법 및 그 장치Vehicle air conditioner control method using pressure sensing means and device

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

제1도는 종래 자동차에 장착된 에어콘시스템의 회로 구성도,1 is a circuit diagram of an air conditioning system mounted on a conventional vehicle,

제2도는 종래 에어콘의 배선도,2 is a wiring diagram of a conventional air conditioner,

제3도는 본 발명에 따른 압력감지수단이 자동차용 에어콘의 제어 장치에 구성된 배선도,3 is a wiring diagram in which a pressure sensing means according to the present invention is configured in a control apparatus of an air conditioner for a vehicle;

제4도(A)는 본 발명의 압력감지수단의 단면도,4 (A) is a cross-sectional view of the pressure sensing means of the present invention,

제4도(B)는 본 발명의 압력감지수단의 평면도,4 (B) is a plan view of the pressure sensing means of the present invention,

제5도는 제4도의 압력감지수단의 특성을 도시한 그래프,5 is a graph showing the characteristics of the pressure sensing means of FIG.

제6도는 본 발명에 따른 에어콘제어에 관한 흐름도.6 is a flow chart related to air conditioning control according to the present invention.

Claims (6)

에어콘의 냉매압력이 이상고압이나 이상저압임을 다수로 장착된 스위치가 감지하여 엔진의 냉각팬을 고속 또는 저속으로 회전시키거나 에어콘을 오프시키는 자동차의 에어콘시스템에 있어서, 압력감지수단(10)이 감지한 냉매의 압력에 관한 감지신호가 전자적 제어모듈(20)에 전기적신호로 입력되어, 전자적제어모듈(20)이 릴레이부(30)를 제어하여 에어콘의 작동을 온/오프시키거나, 엔진의 냉각팬(35a)(35b)을 고속회전 또는 저속회전으로 제어하고, 에어콘의 압축기(5)에 걸리는 부하에 따라 엔진의 회전수를 조절하는 압력감지수단을 이용한 자동차용 에어콘 제어방법.In the air conditioner system of a vehicle in which a plurality of switches equipped with a plurality of abnormal high pressures or abnormal low pressures of the air conditioner detect an abnormal high pressure or abnormal low pressure to rotate the cooling fan at a high speed or a low speed, or turn off the air conditioner, the pressure sensing means 10 detects the air conditioner. The detection signal regarding the pressure of a refrigerant is input to the electronic control module 20 as an electrical signal, so that the electronic control module 20 controls the relay unit 30 to turn on / off the operation of the air conditioner or to cool the engine. An air conditioner control method for a vehicle using pressure sensing means for controlling the fans (35a) (35b) at a high speed rotation or a low speed rotation, and adjusting the rotation speed of the engine in accordance with the load applied to the compressor (5) of the air conditioner. 에어콘의 냉매순환파이프(9)의 일측에 장착되어 냉매의 압력을 감지하는 압력감지수단(10)과, 상기 압력감지수단(10)의 감지신호로 제어신호를 출력하는 전자적제어모듈(20)과, 상기 전자적제어모듈(20)과 저속되어 에어콘을 제어하는 에어콘제어부(40)와, 상기 전자적제어모듈(20)의 제어신호로 전원을 단속하는 릴레이부(30)와, 상기 릴레이부(30)의 단속으로 온/오프되는 냉각팬모터부(35)와, 상기 에어콘제어부(40)의 제어신호로 구동되는 송풍팬부(50)로 이루어져 구성된 것을 특징으로 하는 압력감지수단을 이용한 자동차용 에어콘 제어장치.A pressure sensing means (10) mounted on one side of the refrigerant circulation pipe (9) of the air conditioner for sensing the pressure of the refrigerant, and an electronic control module (20) for outputting a control signal with a sensing signal of the pressure sensing means (10); And an air conditioner controller 40 controlling the air conditioner at a low speed with the electronic control module 20, a relay unit 30 for controlling power by a control signal of the electronic control module 20, and the relay unit 30. Automotive air conditioner control device using a pressure sensing means, consisting of a cooling fan motor unit 35 that is turned on / off at an intermittent speed and the blower fan unit 50 driven by a control signal of the air conditioner control unit 40. . 제2항에 있어서, 상기 압력감지수단(10)이 드라이어리시어버(8) 또는 응축기(5)와 팽창밸브(1) 사이에 장착된 것을 특징으로 하는 압력감지수단을 이용한 자동차용 에어콘 제어장치.3. The air conditioner control apparatus for a vehicle using pressure sensing means according to claim 2, wherein the pressure sensing means is mounted between the dryer receiver 8 or the condenser 5 and the expansion valve. . 제2항에 있어서, 상기 압력감지수단(10)이 감지한 냉매의 압력에 대하여 비례하는 전압을 출력하는 것을 특징으로 하는 압력감지수단을 이용한 자동차용 에어콘 제어장치.The air conditioner control apparatus for a vehicle using pressure sensing means according to claim 2, wherein the pressure sensing means outputs a voltage proportional to the pressure of the refrigerant sensed by the pressure sensing means. 제4항에 있어서, 상기 압력감지수단(10)이 상기 전자적제어모듈(20)로 출력하는 출력전압이 0V에서 5V의 범위까지 출력하는 것을 특징으로 하는 압력감지수단을 이용한 자동차용 에어콘 제어장치.The air conditioner control apparatus for a vehicle using pressure sensing means according to claim 4, wherein the pressure sensing means outputs the output voltage to the electronic control module 20 in a range of 0V to 5V. 제2항에 있어서, 상기 전자적제어모듈(20)은 상기 에어콘제어부(40)의 제어신호와 상기 압력감지수단(10)으로부터 감지된 냉매의 압력으로 릴레이부(30)를 제어하는 것을 특징으로 하는 압력감지수단을 이용한 자동차용 에어콘 제어장치.The method of claim 2, wherein the electronic control module 20 is characterized in that for controlling the relay unit 30 by the control signal of the air conditioner control unit 40 and the pressure of the refrigerant sensed by the pressure sensing means (10). Automotive air conditioner control device using pressure sensing means. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950003198A 1995-02-20 1995-02-20 A control method of a car's air-conditioner by using a pressure sensing means and an apparatus thereof KR0125322B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950003198A KR0125322B1 (en) 1995-02-20 1995-02-20 A control method of a car's air-conditioner by using a pressure sensing means and an apparatus thereof

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Application Number Priority Date Filing Date Title
KR1019950003198A KR0125322B1 (en) 1995-02-20 1995-02-20 A control method of a car's air-conditioner by using a pressure sensing means and an apparatus thereof

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KR960031170A true KR960031170A (en) 1996-09-17
KR0125322B1 KR0125322B1 (en) 1997-12-23

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100482570B1 (en) * 2002-09-10 2005-04-14 현대자동차주식회사 Method of controling a cooling fan for vehicle

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100580523B1 (en) * 2004-07-08 2006-05-15 현대자동차주식회사 A method of detecting a failure of a refrigerant pressure sensor in an air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100482570B1 (en) * 2002-09-10 2005-04-14 현대자동차주식회사 Method of controling a cooling fan for vehicle

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KR0125322B1 (en) 1997-12-23

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