KR940018635A - 냉동 사이클 장치 - Google Patents

냉동 사이클 장치 Download PDF

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Publication number
KR940018635A
KR940018635A KR1019930032344A KR930032344A KR940018635A KR 940018635 A KR940018635 A KR 940018635A KR 1019930032344 A KR1019930032344 A KR 1019930032344A KR 930032344 A KR930032344 A KR 930032344A KR 940018635 A KR940018635 A KR 940018635A
Authority
KR
South Korea
Prior art keywords
value
expansion valve
electromagnetic expansion
detected
maximum value
Prior art date
Application number
KR1019930032344A
Other languages
English (en)
Korean (ko)
Inventor
토루 구보
요시노부 후지타
다카유키 캄베
Original Assignee
사토 후미오
가부시키가이샤 도시바
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 사토 후미오, 가부시키가이샤 도시바 filed Critical 사토 후미오
Publication of KR940018635A publication Critical patent/KR940018635A/ko

Links

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
    • 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
    • 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
    • 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
    • F25B41/35—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by rotary motors, e.g. by stepping motors
    • 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
    • F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/06—Details of flow restrictors or expansion valves
    • F25B2341/068—Expansion valves combined with a sensor
    • 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
    • F25B2500/15—Hunting, i.e. oscillation of controlled refrigeration variables reaching undesirable values
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
KR1019930032344A 1993-01-27 1993-12-31 냉동 사이클 장치 KR940018635A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP1161893 1993-01-27
JP93-11618 1993-01-27
JP05242506A JP3117339B2 (ja) 1993-01-27 1993-09-29 冷凍サイクル装置
JP93-242506 1993-09-29

Publications (1)

Publication Number Publication Date
KR940018635A true KR940018635A (ko) 1994-08-18

Family

ID=26347076

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930032344A KR940018635A (ko) 1993-01-27 1993-12-31 냉동 사이클 장치

Country Status (5)

Country Link
JP (1) JP3117339B2 (zh)
KR (1) KR940018635A (zh)
CN (1) CN1071882C (zh)
GB (1) GB2274930B (zh)
TW (1) TW228024B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100366449B1 (ko) * 2000-10-12 2002-12-31 주식회사 엘지이아이 3방향밸브의 제어장치 및 제어방법

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5533347A (en) * 1993-12-22 1996-07-09 Novar Electronics Corporation Method of refrigeration case control
US6148628A (en) * 1999-03-26 2000-11-21 Carrier Corporation Electronic expansion valve without pressure sensor reading
US7201008B2 (en) * 2003-05-05 2007-04-10 Carrier Corporation Vapor compression system performance enhancement and discharge temperature reduction in the unloaded mode of operation
KR100579564B1 (ko) * 2004-04-12 2006-05-15 엘지전자 주식회사 냉동 사이클 장치의 전자 팽창밸브 제어 방법
KR100664085B1 (ko) * 2005-11-24 2007-01-03 엘지전자 주식회사 공기 조화기의 제어 장치
JP4935403B2 (ja) * 2007-02-14 2012-05-23 富士電機株式会社 冷媒流量制御装置
US7784296B2 (en) 2007-03-08 2010-08-31 Nordyne Inc. System and method for controlling an air conditioner or heat pump
JP4905271B2 (ja) * 2007-06-29 2012-03-28 ダイキン工業株式会社 冷凍装置
CN101852523B (zh) * 2009-03-31 2012-01-11 海尔集团公司 制冷循环系统的过热度控制方法和系统
JP6076583B2 (ja) * 2011-01-19 2017-02-08 三菱重工業株式会社 ヒートポンプ
US9746224B2 (en) * 2012-11-21 2017-08-29 Liebert Corporation Expansion valve setpoint control systems and methods
US10174977B2 (en) 2012-11-21 2019-01-08 Vertiv Corporation Apparatus and method for subcooling control based on superheat setpoint control
CN104110799B (zh) * 2013-05-30 2016-12-07 广东美的制冷设备有限公司 空调器电子膨胀阀的综合控制方法及电路
CN103982987B (zh) * 2014-05-07 2016-08-31 广东美的暖通设备有限公司 防止多联式空调内冷媒偏流的方法及系统、多联式空调
DK201470338A1 (en) * 2014-06-06 2015-05-11 Danfoss As A method for detecting instability in a refrigeration system
CN106403425B (zh) * 2015-07-27 2019-04-12 青岛海尔空调电子有限公司 一种水冷机组的电子膨胀阀控制方法
JP6468300B2 (ja) 2017-02-13 2019-02-13 株式会社富士通ゼネラル 空気調和装置
CN107401811A (zh) * 2017-07-26 2017-11-28 日照职业技术学院 用于汽车的空调除霜系统
CN110285618B (zh) * 2019-06-27 2020-03-27 山东建筑大学 一种热泵的变频控制装置与控制方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2909190B2 (ja) * 1990-11-02 1999-06-23 株式会社東芝 空気調和機

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100366449B1 (ko) * 2000-10-12 2002-12-31 주식회사 엘지이아이 3방향밸브의 제어장치 및 제어방법

Also Published As

Publication number Publication date
GB9326573D0 (en) 1994-03-02
JPH06281234A (ja) 1994-10-07
JP3117339B2 (ja) 2000-12-11
GB2274930B (en) 1996-02-07
CN1093792A (zh) 1994-10-19
GB2274930A (en) 1994-08-10
TW228024B (zh) 1994-08-11
CN1071882C (zh) 2001-09-26

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A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application