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GB2302725B - Heat transfer system - Google Patents

Heat transfer system

Info

Publication number
GB2302725B
GB2302725B GB9513191A GB9513191A GB2302725B GB 2302725 B GB2302725 B GB 2302725B GB 9513191 A GB9513191 A GB 9513191A GB 9513191 A GB9513191 A GB 9513191A GB 2302725 B GB2302725 B GB 2302725B
Authority
GB
United Kingdom
Prior art keywords
heat transfer
transfer system
heat
transfer
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 - Lifetime
Application number
GB9513191A
Other versions
GB2302725A (en
GB9513191D0 (en
Inventor
John Michael Walmsley Lawrence
John Frederick Harkness
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.)
JTL Systems Ltd
Original Assignee
JTL Systems 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 JTL Systems Ltd filed Critical JTL Systems Ltd
Priority to GB9513191A priority Critical patent/GB2302725B/en
Publication of GB9513191D0 publication Critical patent/GB9513191D0/en
Priority to US08/673,723 priority patent/US5691466A/en
Priority to EP96304788A priority patent/EP0751391A1/en
Publication of GB2302725A publication Critical patent/GB2302725A/en
Application granted granted Critical
Publication of GB2302725B publication Critical patent/GB2302725B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F25B2341/0681—Expansion valves combined with a sensor the sensor is heated
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2117—Temperatures of an evaporator
    • F25B2700/21171—Temperatures of an evaporator of the fluid cooled by the evaporator
    • 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)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
GB9513191A 1995-06-28 1995-06-28 Heat transfer system Expired - Lifetime GB2302725B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9513191A GB2302725B (en) 1995-06-28 1995-06-28 Heat transfer system
US08/673,723 US5691466A (en) 1995-06-28 1996-06-26 Liquid-sensing apparatus and method
EP96304788A EP0751391A1 (en) 1995-06-28 1996-06-28 Liquid-sensing apparatus and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9513191A GB2302725B (en) 1995-06-28 1995-06-28 Heat transfer system

Publications (3)

Publication Number Publication Date
GB9513191D0 GB9513191D0 (en) 1995-08-30
GB2302725A GB2302725A (en) 1997-01-29
GB2302725B true GB2302725B (en) 2000-02-16

Family

ID=10776819

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9513191A Expired - Lifetime GB2302725B (en) 1995-06-28 1995-06-28 Heat transfer system

Country Status (1)

Country Link
GB (1) GB2302725B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2314915B (en) 1996-07-05 2000-01-26 Jtl Systems Ltd Defrost control method and apparatus
US6148628A (en) * 1999-03-26 2000-11-21 Carrier Corporation Electronic expansion valve without pressure sensor reading
GB2371355B (en) 2001-01-18 2005-05-25 Jtl Systems Ltd Defrost control method and apparatus
WO2010020249A1 (en) * 2008-08-19 2010-02-25 Danfoss A/S A superheat sensor
WO2017172950A1 (en) * 2016-03-30 2017-10-05 Johnson Controls Technology Company Liquid detection system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1480349A (en) * 1973-12-28 1977-07-20 Apv Co Ltd Liquid detectors
GB2157447A (en) * 1984-04-11 1985-10-23 Danfoss As Heat exchange equipment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1480349A (en) * 1973-12-28 1977-07-20 Apv Co Ltd Liquid detectors
GB2157447A (en) * 1984-04-11 1985-10-23 Danfoss As Heat exchange equipment

Also Published As

Publication number Publication date
GB2302725A (en) 1997-01-29
GB9513191D0 (en) 1995-08-30

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20150627