EP4151926A4 - REFRIGERATING CYCLE DEVICE - Google Patents

REFRIGERATING CYCLE DEVICE Download PDF

Info

Publication number
EP4151926A4
EP4151926A4 EP20935247.5A EP20935247A EP4151926A4 EP 4151926 A4 EP4151926 A4 EP 4151926A4 EP 20935247 A EP20935247 A EP 20935247A EP 4151926 A4 EP4151926 A4 EP 4151926A4
Authority
EP
European Patent Office
Prior art keywords
cycle device
refrigerating cycle
refrigerating
cycle
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.)
Withdrawn
Application number
EP20935247.5A
Other languages
German (de)
French (fr)
Other versions
EP4151926A1 (en
Inventor
Komei NAKAJIMA
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 EP4151926A1 publication Critical patent/EP4151926A1/en
Publication of EP4151926A4 publication Critical patent/EP4151926A4/en
Withdrawn legal-status Critical Current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
    • F25B41/26—Disposition of valves, e.g. of on-off valves or flow control valves of fluid flow reversing 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
    • F25B41/20—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
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/031—Sensor arrangements
    • F25B2313/0314—Temperature sensors near the indoor heat exchanger
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/031—Sensor arrangements
    • F25B2313/0315—Temperature sensors near the outdoor heat exchanger
    • 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
    • F25B2400/13—Economisers
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2116—Temperatures of a condenser
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Air Conditioning Control Device (AREA)
EP20935247.5A 2020-05-11 2020-05-11 REFRIGERATING CYCLE DEVICE Withdrawn EP4151926A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/018843 WO2021229647A1 (en) 2020-05-11 2020-05-11 Refrigeration cycle device

Publications (2)

Publication Number Publication Date
EP4151926A1 EP4151926A1 (en) 2023-03-22
EP4151926A4 true EP4151926A4 (en) 2023-06-14

Family

ID=78525436

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20935247.5A Withdrawn EP4151926A4 (en) 2020-05-11 2020-05-11 REFRIGERATING CYCLE DEVICE

Country Status (4)

Country Link
US (1) US20230131781A1 (en)
EP (1) EP4151926A4 (en)
JP (1) JP7407920B2 (en)
WO (1) WO2021229647A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025069511A1 (en) * 2023-09-29 2025-04-03 パナソニックＩｐマネジメント株式会社 Refrigeration system
CN119665348A (en) * 2024-12-24 2025-03-21 珠海格力电器股份有限公司 Refrigerant circulation system and control method, device, electronic equipment and storage medium thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010127531A (en) * 2008-11-27 2010-06-10 Mitsubishi Electric Corp Refrigeration air conditioner
JP2012207823A (en) * 2011-03-29 2012-10-25 Fujitsu General Ltd Refrigerating cycle device
CN104949402B (en) * 2014-03-28 2019-03-05 珠海格力电器股份有限公司 Refrigerant regulator, refrigerant regulating method and air conditioner

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10111047A (en) 1996-10-03 1998-04-28 Hitachi Ltd Air conditioner
JP4258553B2 (en) * 2007-01-31 2009-04-30 ダイキン工業株式会社 Heat source unit and refrigeration system
JP2012077983A (en) * 2010-09-30 2012-04-19 Daikin Industries Ltd Refrigerating circuit
JP6621616B2 (en) * 2014-09-03 2019-12-18 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． Refrigerant amount detection device
DE102015223548A1 (en) * 2015-11-27 2017-06-01 Airbus Operations Gmbh Aircraft air conditioning system with ambient air supply and method for operating such an aircraft air conditioning system
JP6555293B2 (en) * 2017-03-31 2019-08-07 ダイキン工業株式会社 Indoor unit of refrigeration equipment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010127531A (en) * 2008-11-27 2010-06-10 Mitsubishi Electric Corp Refrigeration air conditioner
JP2012207823A (en) * 2011-03-29 2012-10-25 Fujitsu General Ltd Refrigerating cycle device
CN104949402B (en) * 2014-03-28 2019-03-05 珠海格力电器股份有限公司 Refrigerant regulator, refrigerant regulating method and air conditioner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021229647A1 *

Also Published As

Publication number Publication date
EP4151926A1 (en) 2023-03-22
WO2021229647A1 (en) 2021-11-18
US20230131781A1 (en) 2023-04-27
JPWO2021229647A1 (en) 2021-11-18
JP7407920B2 (en) 2024-01-04

Similar Documents

Publication Publication Date Title
EP3985331A4 (en) REFRIGERATING CYCLE DEVICE
EP4431839A4 (en) REFRIGERATION CYCLE DEVICE
EP3845827A4 (en) REFRIGERATING CYCLE DEVICE
EP4113019A4 (en) REFRIGERATION CYCLE DEVICE
EP4006452A4 (en) REFRIGERATING CYCLE DEVICE
EP4102153A4 (en) REFRIGERATION CYCLE DEVICE
EP3995763A4 (en) REFRIGERATING CYCLE DEVICE
EP4053470A4 (en) REFRIGERATION CYCLE DEVICE
EP4446663A4 (en) REFRIGERATION CYCLE DEVICE
EP3929506A4 (en) REFRIGERATING CYCLE DEVICE
EP4484853A4 (en) REFRIGERATION CYCLE DEVICE
EP3936787A4 (en) REFRIGERATING CYCLE DEVICE
EP3992543A4 (en) REFRIGERATION CYCLE DEVICE
EP3978828A4 (en) REFRIGERATING CYCLE DEVICE
EP3933307A4 (en) REFRIGERATING CYCLE DEVICE
EP3985325A4 (en) REFRIGERATING CYCLE DEVICE
EP4012293A4 (en) REFRIGERATING CYCLE DEVICE
EP3926252A4 (en) REFRIGERATION CYCLE DEVICE
EP4184077A4 (en) REFRIGERATING CYCLE DEVICE
EP4151926A4 (en) REFRIGERATING CYCLE DEVICE
EP4134601A4 (en) REFRIGERATION CYCLE DEVICE
EP4012290A4 (en) REFRIGERATION CYCLE DEVICE
EP3933296A4 (en) REFRIGERATING CYCLE DEVICE
EP3904787A4 (en) REFRIGERATING CYCLE DEVICE
EP4350253A4 (en) REFRIGERATING CYCLE DEVICE

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20221006

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

A4 Supplementary search report drawn up and despatched

Effective date: 20230512

RIC1 Information provided on ipc code assigned before grant

Ipc: F25B 1/00 20060101ALI20230508BHEP

Ipc: F25B 13/00 20060101AFI20230508BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20240828