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AU435385B2 - Improvements in and relating to refrigeration plant control - Google Patents
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AU435385B2 - Improvements in and relating to refrigeration plant control - Google Patents

Improvements in and relating to refrigeration plant control

Info

Publication number
AU435385B2
AU435385B2 AU42586/68A AU4258668A AU435385B2 AU 435385 B2 AU435385 B2 AU 435385B2 AU 42586/68 A AU42586/68 A AU 42586/68A AU 4258668 A AU4258668 A AU 4258668A AU 435385 B2 AU435385 B2 AU 435385B2
Authority
AU
Australia
Prior art keywords
relating
plant control
refrigeration plant
refrigeration
control
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.)
Expired
Application number
AU42586/68A
Other versions
AU4258668A (en
Inventor
THOMAS HALES and BRIAN CECIL OLIVER RICHARD
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.)
Hall Thermotank International Ltd
Original Assignee
Hall Thermotank International Ltd
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 Hall Thermotank International Ltd filed Critical Hall Thermotank International Ltd
Priority to AU42586/68A priority Critical patent/AU435385B2/en
Publication of AU4258668A publication Critical patent/AU4258668A/en
Application granted granted Critical
Publication of AU435385B2 publication Critical patent/AU435385B2/en
Expired 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
    • 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
    • F25B41/345—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by solenoids
    • F25B41/347—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by solenoids with the valve member being opened and closed cyclically, e.g. with pulse width modulation
    • 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)
AU42586/68A 1968-08-26 1968-08-26 Improvements in and relating to refrigeration plant control Expired AU435385B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU42586/68A AU435385B2 (en) 1968-08-26 1968-08-26 Improvements in and relating to refrigeration plant control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU42586/68A AU435385B2 (en) 1968-08-26 1968-08-26 Improvements in and relating to refrigeration plant control

Publications (2)

Publication Number Publication Date
AU4258668A AU4258668A (en) 1970-05-21
AU435385B2 true AU435385B2 (en) 1973-05-07

Family

ID=3729803

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42586/68A Expired AU435385B2 (en) 1968-08-26 1968-08-26 Improvements in and relating to refrigeration plant control

Country Status (1)

Country Link
AU (1) AU435385B2 (en)

Also Published As

Publication number Publication date
AU4258668A (en) 1970-05-21

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