AU547326B2 - Control of super-heat quantity to compressor by control of expansion valve - Google Patents

Control of super-heat quantity to compressor by control of expansion valve

Info

Publication number
AU547326B2
AU547326B2 AU19128/83A AU1912883A AU547326B2 AU 547326 B2 AU547326 B2 AU 547326B2 AU 19128/83 A AU19128/83 A AU 19128/83A AU 1912883 A AU1912883 A AU 1912883A AU 547326 B2 AU547326 B2 AU 547326B2
Authority
AU
Australia
Prior art keywords
compressor
temperature
control device
expansion valve
cooling medium
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
AU19128/83A
Other languages
English (en)
Other versions
AU1912883A (en
Inventor
Hitoshi Iijima
Hiroshi Kasagi
Fumio Matsuoka
Yasuo Nakashima
Kiyoshi Sakuma
Mitsuo Umehara
Kisuke Yamazaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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
Priority claimed from JP57205015A external-priority patent/JPS5995351A/ja
Priority claimed from JP57204976A external-priority patent/JPS5995350A/ja
Priority claimed from JP20497482A external-priority patent/JPS5995348A/ja
Priority claimed from JP57204975A external-priority patent/JPS5995349A/ja
Priority claimed from JP20497382A external-priority patent/JPS5995347A/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of AU1912883A publication Critical patent/AU1912883A/en
Application granted granted Critical
Publication of AU547326B2 publication Critical patent/AU547326B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • F25B13/00—Compression machines, plants or systems, with reversible cycle
    • 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
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control 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
    • 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
    • F25B49/02—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
    • 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
    • F25B2341/062—Capillary 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
    • F25B2400/00—Component parts or details not otherwise provided for in this subclass
    • F25B2400/04—Refrigeration circuit bypassing means
    • F25B2400/0411—Refrigeration circuit bypassing means for expansion valves or capillary tubes
    • 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
    • F25B2400/00—Component parts or details not otherwise provided for in this subclass
    • F25B2400/16—Receivers
    • 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
    • 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
    • F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • F25B47/02—Defrosting cycles
    • F25B47/022—Defrosting cycles hot gas defrosting
    • F25B47/025—Defrosting cycles hot gas defrosting by reversing the cycle
    • 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)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
AU19128/83A 1982-11-22 1983-09-14 Control of super-heat quantity to compressor by control of expansion valve Ceased AU547326B2 (en)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP57205015A JPS5995351A (ja) 1982-11-22 1982-11-22 容量制御冷凍回路の制御装置
JP57-204975 1982-11-22
JP57204976A JPS5995350A (ja) 1982-11-22 1982-11-22 容量制御型冷凍サイクルの制御装置
JP57-204974 1982-11-22
JP20497482A JPS5995348A (ja) 1982-11-22 1982-11-22 冷凍サイクルのス−パヒ−ト検知システム
JP57204975A JPS5995349A (ja) 1982-11-22 1982-11-22 電気式膨張弁制御装置
JP57-204973 1982-11-22
JP57-204976 1982-11-22
JP20497382A JPS5995347A (ja) 1982-11-22 1982-11-22 冷凍サイクルにおける電気式膨張弁の制御装置
JP57-205015 1982-11-22

Publications (2)

Publication Number Publication Date
AU1912883A AU1912883A (en) 1984-05-31
AU547326B2 true AU547326B2 (en) 1985-10-17

Family

ID=27529378

Family Applications (1)

Application Number Title Priority Date Filing Date
AU19128/83A Ceased AU547326B2 (en) 1982-11-22 1983-09-14 Control of super-heat quantity to compressor by control of expansion valve

Country Status (5)

Country Link
AU (1) AU547326B2 (enExample)
DE (1) DE3340736A1 (enExample)
GB (1) GB2130747B (enExample)
HK (1) HK72887A (enExample)
MY (1) MY8700635A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU580716B2 (en) * 1986-07-23 1989-01-27 Nippondenso Co. Ltd. Refrigeration system
AU603280B2 (en) * 1988-02-09 1990-11-08 Kabushiki Kaisha Toshiba Air conditioner system with control for optimum refrigerant temperature

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4523435A (en) * 1983-12-19 1985-06-18 Carrier Corporation Method and apparatus for controlling a refrigerant expansion valve in a refrigeration system
AU549713B2 (en) * 1983-12-22 1986-02-06 Carrier Corp. Control of expansion valve in a refrigeration system
US5392612A (en) * 1984-08-08 1995-02-28 Richard H. Alsenz Refrigeration system having a self adjusting control range
US5035119A (en) * 1984-08-08 1991-07-30 Alsenz Richard H Apparatus for monitoring solenoid expansion valve flow rates
DE3713869A1 (de) * 1987-04-25 1988-11-03 Danfoss As Regelgeraet fuer die ueberhitzungstemperatur des verdampfers einer kaelte- oder waermepumpanlage
DE3832226A1 (de) * 1988-09-22 1990-04-12 Danfoss As Kaelteanlage und verfahren zur steuerung einer kaelteanlage
FR2768497B1 (fr) * 1997-09-16 2000-01-14 Francois Galian Dispositif frigorifique en conditions de fonctionnement variables
ITBO20010696A1 (it) * 2001-11-19 2002-02-19 Rhoss S P A Macchina frigorifera a ciclo reversibile
US9557085B2 (en) 2009-07-22 2017-01-31 Mitsubishi Electric Corporation Heat pump apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1800681A1 (de) * 1968-10-02 1970-06-25 J & E Hall Ltd Kuehlanlage
US4136528A (en) * 1977-01-13 1979-01-30 Mcquay-Perfex Inc. Refrigeration system subcooling control
DE2749250C3 (de) * 1977-11-03 1980-09-11 Danfoss A/S, Nordborg (Daenemark) Ventil für die Flüssigkeitseinspritzung in einen Kältemittelverdampfer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU580716B2 (en) * 1986-07-23 1989-01-27 Nippondenso Co. Ltd. Refrigeration system
AU603280B2 (en) * 1988-02-09 1990-11-08 Kabushiki Kaisha Toshiba Air conditioner system with control for optimum refrigerant temperature

Also Published As

Publication number Publication date
GB8324678D0 (en) 1983-10-19
AU1912883A (en) 1984-05-31
HK72887A (en) 1987-10-16
GB2130747B (en) 1986-09-17
MY8700635A (en) 1987-12-31
DE3340736A1 (de) 1984-05-30
DE3340736C2 (enExample) 1989-04-20
GB2130747A (en) 1984-06-06

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