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GB2581720C - Refrigeration Apparatus and Outdoor unit - Google Patents

Refrigeration Apparatus and Outdoor unit Download PDF

Info

Publication number
GB2581720C
GB2581720C GB2006902.7A GB202006902A GB2581720C GB 2581720 C GB2581720 C GB 2581720C GB 202006902 A GB202006902 A GB 202006902A GB 2581720 C GB2581720 C GB 2581720C
Authority
GB
United Kingdom
Prior art keywords
outdoor unit
refrigeration apparatus
refrigeration
outdoor
unit
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.)
Active
Application number
GB2006902.7A
Other versions
GB202006902D0 (en
GB2581720A (en
GB2581720B (en
Inventor
Arii Yusuke
Saikusa Tetsuji
Hayasaka Motoshi
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
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB202006902D0 publication Critical patent/GB202006902D0/en
Publication of GB2581720A publication Critical patent/GB2581720A/en
Application granted granted Critical
Publication of GB2581720B publication Critical patent/GB2581720B/en
Publication of GB2581720C publication Critical patent/GB2581720C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F25B1/00—Compression machines, plants or systems with non-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
    • 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
    • F25B41/39—Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator
    • 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
    • F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • 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
    • F25B2600/027—Compressor control by controlling pressure
    • F25B2600/0271—Compressor control by controlling pressure the discharge pressure
    • 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
    • F25B2600/2509—Economiser 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
    • 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
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1931—Discharge pressures
    • 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
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1933—Suction pressures
    • 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
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • 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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Air Conditioning Control Device (AREA)
GB2006902.7A 2017-11-29 2017-11-29 Refrigeration Apparatus and Outdoor unit Active GB2581720C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/042868 WO2019106764A1 (en) 2017-11-29 2017-11-29 Refrigeration device and indoor unit

Publications (4)

Publication Number Publication Date
GB202006902D0 GB202006902D0 (en) 2020-06-24
GB2581720A GB2581720A (en) 2020-08-26
GB2581720B GB2581720B (en) 2021-10-06
GB2581720C true GB2581720C (en) 2021-10-20

Family

ID=66665522

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2006902.7A Active GB2581720C (en) 2017-11-29 2017-11-29 Refrigeration Apparatus and Outdoor unit

Country Status (3)

Country Link
JP (1) JP6833065B2 (en)
GB (1) GB2581720C (en)
WO (1) WO2019106764A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025145041A1 (en) * 2023-12-29 2025-07-03 Copeland Lp System, controller, and method for controlling a co2 refrigeration system
WO2025249473A1 (en) * 2024-05-29 2025-12-04 ダイキン工業株式会社 Refrigeration cycle apparatus

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5819000B2 (en) * 1980-09-12 1983-04-15 株式会社 三進製作所 Method for recovering and reusing cleaning liquid and heat in metal surface treatment process
JPS6155562A (en) * 1984-08-24 1986-03-20 ダイキン工業株式会社 Refrigeration equipment using mixed refrigerant
JPH0311388A (en) * 1989-06-09 1991-01-18 Komatsu Ltd Connection structure for electronic display device
JP2004226025A (en) * 2003-01-24 2004-08-12 Fujitsu General Ltd Air conditioner
JP4537242B2 (en) * 2005-03-30 2010-09-01 三菱電機株式会社 Refrigeration equipment
JP2006329540A (en) * 2005-05-27 2006-12-07 Valeo Thermal Systems Japan Corp Control device for refrigerating cycle
JP4841288B2 (en) * 2006-03-29 2011-12-21 三洋電機株式会社 Refrigeration equipment
JP5324749B2 (en) * 2006-09-11 2013-10-23 ダイキン工業株式会社 Refrigeration equipment
JP2010112582A (en) * 2008-11-04 2010-05-20 Daikin Ind Ltd Refrigerating device
JP5414638B2 (en) * 2010-08-25 2014-02-12 日立アプライアンス株式会社 Air conditioning system
JP2013002737A (en) * 2011-06-16 2013-01-07 Mitsubishi Electric Corp Refrigeration cycle device
EP2910871B1 (en) * 2012-09-21 2019-12-04 Mitsubishi Electric Corporation Refrigeration device
CN105683681A (en) * 2013-10-28 2016-06-15 三菱电机株式会社 Refrigeration cycle device
US10591188B2 (en) * 2014-05-12 2020-03-17 Panasonic Intellectual Property Management Co., Ltd. Refrigeration cycle device using working fluid containing 1,1,2-trifluoroethylene (R1123) and difluoromethane (R32)

Also Published As

Publication number Publication date
JP6833065B2 (en) 2021-02-24
WO2019106764A1 (en) 2019-06-06
JPWO2019106764A1 (en) 2020-06-18
GB202006902D0 (en) 2020-06-24
GB2581720A (en) 2020-08-26
GB2581720B (en) 2021-10-06

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