EP3954947A4 - OUTDOOR UNIT, REFRIGERATION CYCLE DEVICE AND REFRIGERATION MACHINE - Google Patents

OUTDOOR UNIT, REFRIGERATION CYCLE DEVICE AND REFRIGERATION MACHINE Download PDF

Info

Publication number
EP3954947A4
EP3954947A4 EP19923884.1A EP19923884A EP3954947A4 EP 3954947 A4 EP3954947 A4 EP 3954947A4 EP 19923884 A EP19923884 A EP 19923884A EP 3954947 A4 EP3954947 A4 EP 3954947A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration
outdoor unit
cycle device
refrigeration cycle
machine
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.)
Granted
Application number
EP19923884.1A
Other languages
German (de)
French (fr)
Other versions
EP3954947A1 (en
EP3954947B1 (en
Inventor
Tomotaka Ishikawa
Yusuke Arii
Motoshi HAYASAKA
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 EP3954947A1 publication Critical patent/EP3954947A1/en
Publication of EP3954947A4 publication Critical patent/EP3954947A4/en
Application granted granted Critical
Publication of EP3954947B1 publication Critical patent/EP3954947B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B40/00Subcoolers, desuperheaters or superheaters
    • F25B40/02Subcoolers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B1/00Compression machines, plants or systems with non-reversible cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B1/00Compression machines, plants or systems with non-reversible cycle
    • F25B1/10Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/40Fluid line arrangements
    • F25B41/42Arrangements for diverging or converging flows, e.g. branch lines or junctions
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00Component parts or details not otherwise provided for in this subclass
    • F25B2400/05Compression system with heat exchange between particular parts of the system
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00Component parts or details not otherwise provided for in this subclass
    • F25B2400/13Economisers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00Component parts or details not otherwise provided for in this subclass
    • F25B2400/16Receivers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/25Control of valves
    • F25B2600/2501Bypass valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/25Control of valves
    • F25B2600/2507Flow-diverting valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/25Control of valves
    • F25B2600/2509Economiser valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21Temperatures
    • F25B2700/2103Temperatures near a heat exchanger
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21Temperatures
    • F25B2700/2115Temperatures of a compressor or the drive means therefor
    • F25B2700/21152Temperatures of a compressor or the drive means therefor at the discharge side of the compressor

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)
EP19923884.1A 2019-04-10 2019-04-10 Outdoor unit, refrigeration cycle device, and refrigerating machine Active EP3954947B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/015681 WO2020208752A1 (en) 2019-04-10 2019-04-10 Outdoor unit, refrigeration cycle device, and refrigerating machine

Publications (3)

Publication Number Publication Date
EP3954947A1 EP3954947A1 (en) 2022-02-16
EP3954947A4 true EP3954947A4 (en) 2022-03-23
EP3954947B1 EP3954947B1 (en) 2024-01-17

Family

ID=72751144

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19923884.1A Active EP3954947B1 (en) 2019-04-10 2019-04-10 Outdoor unit, refrigeration cycle device, and refrigerating machine

Country Status (4)

Country Link
EP (1) EP3954947B1 (en)
JP (1) JP7150148B2 (en)
CN (1) CN113692517B (en)
WO (1) WO2020208752A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7450772B2 (en) * 2021-01-27 2024-03-15 三菱電機株式会社 Refrigeration cycle equipment
JPWO2022249289A1 (en) * 2021-05-25 2022-12-01
JP7466771B2 (en) * 2021-05-25 2024-04-12 三菱電機株式会社 Refrigeration Cycle Equipment
CN115682332B (en) * 2021-07-30 2025-09-30 美的集团股份有限公司 Air conditioner control method, device, air conditioner and storage medium
JP2025011999A (en) * 2023-07-12 2025-01-24 三菱重工サーマルシステムズ株式会社 Refrigerating machine and method for controlling the same
JP2025180530A (en) * 2024-05-30 2025-12-11 ダイキン工業株式会社 Refrigeration Cycle Equipment

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10318614A (en) * 1997-05-16 1998-12-04 Matsushita Electric Ind Co Ltd Air conditioner
WO2009082367A1 (en) * 2007-12-20 2009-07-02 Carrier Corporation Refrigerant system and method of operating the same
JP2010127531A (en) * 2008-11-27 2010-06-10 Mitsubishi Electric Corp Refrigeration air conditioner
US20150096321A1 (en) * 2012-05-23 2015-04-09 Daikin Industries, Ltd. Refrigeration apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008140454A1 (en) 2007-05-14 2008-11-20 Carrier Corporation Refrigerant vapor compression system with flash tank economizer
JP5516712B2 (en) * 2012-05-28 2014-06-11 ダイキン工業株式会社 Refrigeration equipment
CN105683681A (en) 2013-10-28 2016-06-15 三菱电机株式会社 Refrigeration cycle device
JP6420686B2 (en) * 2015-02-24 2018-11-07 日立ジョンソンコントロールズ空調株式会社 Refrigeration cycle equipment
JP6288146B2 (en) 2016-04-01 2018-03-07 ダイキン工業株式会社 Refrigeration equipment
JP2018054236A (en) * 2016-09-30 2018-04-05 ダイキン工業株式会社 Air conditioner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10318614A (en) * 1997-05-16 1998-12-04 Matsushita Electric Ind Co Ltd Air conditioner
WO2009082367A1 (en) * 2007-12-20 2009-07-02 Carrier Corporation Refrigerant system and method of operating the same
JP2010127531A (en) * 2008-11-27 2010-06-10 Mitsubishi Electric Corp Refrigeration air conditioner
US20150096321A1 (en) * 2012-05-23 2015-04-09 Daikin Industries, Ltd. Refrigeration apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020208752A1 *

Also Published As

Publication number Publication date
JP7150148B2 (en) 2022-10-07
EP3954947A1 (en) 2022-02-16
WO2020208752A1 (en) 2020-10-15
CN113692517B (en) 2022-12-23
EP3954947B1 (en) 2024-01-17
JPWO2020208752A1 (en) 2020-10-15
CN113692517A (en) 2021-11-23

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