KR870002963A - 차량용 냉방장치 - Google Patents

차량용 냉방장치 Download PDF

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Publication number
KR870002963A
KR870002963A KR1019850006698A KR850006698A KR870002963A KR 870002963 A KR870002963 A KR 870002963A KR 1019850006698 A KR1019850006698 A KR 1019850006698A KR 850006698 A KR850006698 A KR 850006698A KR 870002963 A KR870002963 A KR 870002963A
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KR
South Korea
Prior art keywords
refrigerant
compressor
predetermined value
amount
temperature
Prior art date
Application number
KR1019850006698A
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English (en)
Other versions
KR890002686B1 (ko
Inventor
세이지 스미가와
이찌토오 노구찌
Original Assignee
모찌즈끼 가즈시게
지이제루 기기 가부시기 가이샤
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Publication of KR870002963A publication Critical patent/KR870002963A/ko
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Publication of KR890002686B1 publication Critical patent/KR890002686B1/ko

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Classifications

    • 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
    • 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
    • B60H1/3225—Cooling devices using compression characterised by safety arrangements, e.g. compressor anti-seizure means or by signalling devices
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
    • 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
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/19—Calculation of parameters
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/24—Low amount of refrigerant in the system
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1933—Suction pressures
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21151—Temperatures of a compressor or the drive means therefor at the suction side of the compressor
    • 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)
  • Air-Conditioning For Vehicles (AREA)

Abstract

내용 없음

Description

차량용 냉방장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 한 실시예를 보여 주는 차량용 냉방장치의 개략 구성도.
제2도는 본 발명의 한 실시예에 의한 냉매량(冷媒量) 검출 및 압축기 제어 절차를 나타낸 순서도.
제3도는 본 발명의 제2실시예를 나타낸 제2도와 마찬가지의 순서도.
* 도면의 주요 부분에 대한 부호의 설명
(1) : 압축기, (3) : 응축기(凝縮機),
(7) : 팽창밸브, (9) : 증발기,
(9a) : 증발기의 입구, (9b) : 증발기의 출구,
(11) : 온도센서, (12) : 압력센서,
(15) : 제어장치, (16) : 밸브작동수단,
(17) : 환산수단, (18) : 판정수단,
(26) : 차량엔진, (27) : 전자(電磁)클러치,
(T1) : 냉매온도, (T2) : 상당포화온도,
(Δt) : T1과 T2와의 차, (P) : 냉매압력

Claims (3)

  1. 차량의 출력축을 지닌 엔지(26)에 따라 구동되어서 냉매를 압축하는 구동축을 지닌 압축기(1)와, 이 압축기(1)와 엔진(6)과의 사이에 개장한 전자클러치(27)와, 압축기(1)에 따라 압축된 냉매를 냉각액화하는 응축기(3)와, 이 냉각액화냉매의 유량을 열부하에 순응하여 적정치로 제어하는 팽창밸브(7)와, 이 액화냉매를 기화시켜서 냉매와 분출하여야 할 공기과 열 교환에 따라 이 공기를 냉각하는 증발기(9)와, 이 증발기(9)의 출구(9b)부분의 냉매온도(T1) 및 냉매압력(P)을 각각 검출하는 온도센서(11) 및 압력센서(12)와, 이 온도센서 및 압력센서로부터의 검출신호에 따라서 팽창밸브(7)의 개구의 크기를 조절하는 밸브작동수단(16)과를 지닌 차량용 장치로서, 다음에서 형성하는 장치; 압력센서(12)로 검출한 냉매압력을 냉매의 상당포화온도(T2)로 확산하는 수단; 온도센서(11)로 검출한 포화온도로 환산하는 수단; 온도센서(11)로 검출한 냉매온도(T1)와 환산수단(17)으로 환산된 냉매의 상당포화온도(T2)와의 차(Δt)와, 미리 설정한 기준치와를 비교하므로서, 냉방장치 내의 냉매량이 일정치 보다 적은지 아닌지를 판정하는 판정수단(18); 이 판정수단(18)이 냉매량이 일정치 보다 적다고 판정하였을 때 이상이 있다는 요지를 나타내는 수단; 및 판정수단(18)이 냉매량이 일정치 보다 적다고 판정하였을 때, 전자클러치(27)를 해리하여 엔진(26)과 압축기(1)와의 사이에 동력전달을 차단하는 수단.
  2. 제1항의 판정수단(18)은 압축기(1)가 기동하기 전에 냉매량이 제1항의 일정치 보다 적은지 아닌지를 판정하도록 하여서 이루어진 장치.
  3. 제1항의 판정수단(18)은 압축기(1)가 기동한 다음에 냉매량이 제1항의 일정치 보다 적은지 아닌지를 판정하도록 하여서 이루어지는 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019850006698A 1984-09-17 1985-09-13 차량용 냉방장치 KR890002686B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59192607A JPH0755617B2 (ja) 1984-09-17 1984-09-17 車両用空気調和装置
JP192607 1985-08-31

Publications (2)

Publication Number Publication Date
KR870002963A true KR870002963A (ko) 1987-04-14
KR890002686B1 KR890002686B1 (ko) 1989-07-24

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Country Status (3)

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US (1) US4677830A (ko)
JP (1) JPH0755617B2 (ko)
KR (1) KR890002686B1 (ko)

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KR100388124B1 (ko) * 2000-09-30 2003-06-19 위니아만도 주식회사 열교환기의 아이싱 방지장치

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JPH0755617B2 (ja) 1995-06-14
US4677830A (en) 1987-07-07
KR890002686B1 (ko) 1989-07-24
JPS6171214A (ja) 1986-04-12

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