KR860004290A - Refrigerant flow control method and device - Google Patents

Refrigerant flow control method and device Download PDF

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Publication number
KR860004290A
KR860004290A KR1019850008411A KR850008411A KR860004290A KR 860004290 A KR860004290 A KR 860004290A KR 1019850008411 A KR1019850008411 A KR 1019850008411A KR 850008411 A KR850008411 A KR 850008411A KR 860004290 A KR860004290 A KR 860004290A
Authority
KR
South Korea
Prior art keywords
compressor
opening
refrigerant flow
expansion valve
valve
Prior art date
Application number
KR1019850008411A
Other languages
Korean (ko)
Other versions
KR920009308B1 (en
Inventor
이찌로오 노구찌
Original Assignee
모찌즈끼 가즈시게
지이제루기 기가부시기 가이샤
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 모찌즈끼 가즈시게, 지이제루기 기가부시기 가이샤 filed Critical 모찌즈끼 가즈시게
Publication of KR860004290A publication Critical patent/KR860004290A/en
Application granted granted Critical
Publication of KR920009308B1 publication Critical patent/KR920009308B1/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
    • 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
    • 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
    • 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
    • F25B2600/21—Refrigerant outlet evaporator temperature
    • 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
    • F25B2600/25—Control of valves
    • F25B2600/2513—Expansion valves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Sorption Type Refrigeration Machines (AREA)
  • Air Conditioning Control Device (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

내용 없음No content

Description

냉매유량 제어방법 및 장치Refrigerant flow control method and device

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

제1도는 본 발명의 한실시예를 낸 구성도.1 is a block diagram showing an embodiment of the present invention.

제2도는 제1도에서 사용한 연산회로의 작동예를 나타낸 순서도.2 is a flowchart showing an example of the operation of the calculation circuit used in FIG.

제3도는 증발기 출구온도에 대한 모우터 인가펄스수의 관계를 나타낸 선도.3 is a diagram showing the relationship of the number of motor applied pulses to the evaporator outlet temperature.

*도면의 주요부분의 부호의 설명* Explanation of symbols in main part of drawing

(1) 컴프레서, (4) 팽창밸브, (5) 증발기, (7)스테핑모우터, (8) 온도센서, (11) 기동스텝, (12) 구동회로, (13) 연산회로.(1) compressor, (4) expansion valve, (5) evaporator, (7) stepping motor, (8) temperature sensor, (11) start step, (12) drive circuit, (13) calculation circuit.

Claims (2)

컴프레서(1) 기동전에 있어서의 냉동사이클안의 포화냉매 온도를 검출하여, 이 검출된 온도에 따라서 팽창밸브(4)의 밸브개구의 크기를 최초에 설정하고, 그런다음, 컴프레서(1)를 기동하는 것을 특징으로 하는 냉매유량 제어방법.The saturated refrigerant temperature in the refrigerating cycle before the compressor 1 is detected, the valve opening of the expansion valve 4 is initially set according to the detected temperature, and then the compressor 1 is started. Refrigerant flow rate control method, characterized in that. 컴프레서(1)기동전에 있어서의 냉동사이클안의 포화냉매온도를 검출하는 온도검출수단과 이 온도검출수단의 출력에 따라서 팽창밸브(4)의 초기밸브개도의 크기를 연산하는 연산수단과, 이연산수단의 출력에 따라서 팽창밸브(4)의 개구의 크기를 조절하는 조절수단과를 구비하고, 이 조절수단에 의하여 팽창밸브(4)의 개구의 크기를 컴프레서(1)를 기동한 다음, 밸브가 닫힌 상태에서 일정한 개구의 크기로 신속하게 조절하는 것을 특징으로 하는 냉매유량 제어장치.Temperature detecting means for detecting a saturated refrigerant temperature in the refrigerating cycle before starting the compressor (1), calculating means for calculating the magnitude of the initial valve opening of the expansion valve (4) according to the output of the temperature detecting means, and a discrete operation means. And adjusting means for adjusting the size of the opening of the expansion valve 4 in accordance with the output of the compressor, and by activating the compressor 1 for the size of the opening of the expansion valve 4 by the adjusting means, the valve is closed. Refrigerant flow rate control device, characterized in that the rapid adjustment to a constant opening size in the state. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850008411A 1984-11-13 1985-11-11 Refrigerant flow control method and apparatus KR920009308B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59239129A JPS61116255A (en) 1984-11-13 1984-11-13 Method and device for controlling flow rate of refrigerant
JP84-239129 1984-11-13

Publications (2)

Publication Number Publication Date
KR860004290A true KR860004290A (en) 1986-06-20
KR920009308B1 KR920009308B1 (en) 1992-10-15

Family

ID=17040212

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850008411A KR920009308B1 (en) 1984-11-13 1985-11-11 Refrigerant flow control method and apparatus

Country Status (3)

Country Link
JP (1) JPS61116255A (en)
KR (1) KR920009308B1 (en)
AU (1) AU568959B2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0373870U (en) * 1989-11-22 1991-07-25
JP3997669B2 (en) * 1999-09-24 2007-10-24 株式会社デンソー Supercritical refrigeration cycle
US20190178545A1 (en) * 2017-12-07 2019-06-13 Dunan Microstaq, Inc. Heating, ventilating, air conditioning, and refrigeration system with mass flow stabilization
CN108224856B (en) * 2017-12-30 2020-07-28 广东芬尼克兹节能设备有限公司 Control method and control device for initial opening degree of electronic expansion valve
CN112033055B (en) * 2020-08-10 2022-03-08 广东纽恩泰新能源科技发展有限公司 Pre-protection control method for temperature of heating coil

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1541447A (en) * 1976-01-02 1979-02-28 Petters Ltd Temperature control system
US4124995A (en) * 1976-11-17 1978-11-14 Carrier Corporation Expansion device
US4307777A (en) * 1979-11-30 1981-12-29 Combustion Engineering, Inc. Heat exchanger tube support
JPS57104067A (en) * 1980-12-19 1982-06-28 Hitachi Ltd Refrigerant flow rate controller

Also Published As

Publication number Publication date
AU568959B2 (en) 1988-01-14
JPS61116255A (en) 1986-06-03
AU4973185A (en) 1986-06-12
KR920009308B1 (en) 1992-10-15

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