EP4089346A4 - Refrigeration cycle device - Google Patents

Refrigeration cycle device Download PDF

Info

Publication number
EP4089346A4
EP4089346A4 EP20912140.9A EP20912140A EP4089346A4 EP 4089346 A4 EP4089346 A4 EP 4089346A4 EP 20912140 A EP20912140 A EP 20912140A EP 4089346 A4 EP4089346 A4 EP 4089346A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration cycle
cycle device
refrigeration
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Withdrawn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
EP20912140.9A
Other languages
German (de)
French (fr)
Other versions
EP4089346A1 (en
Inventor
Hiroki Ishiyama
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 EP4089346A1 publication Critical patent/EP4089346A1/en
Publication of EP4089346A4 publication Critical patent/EP4089346A4/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Withdrawn legal-status Critical Current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
    • 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
    • F25B49/022—Compressor control arrangements
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F25B41/22—Disposition of valves, e.g. of on-off valves or flow control valves between evaporator and compressor
    • 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
    • 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
    • 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/23—Separators
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/06—Damage
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/16—Lubrication
    • 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
    • F25B2600/2523—Receiver 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
    • F25B2700/04—Refrigerant level
    • 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
    • F25B2700/2105—Oil temperatures

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)
  • Fluid Mechanics (AREA)
  • Compressor (AREA)
EP20912140.9A 2020-01-09 2020-01-09 Refrigeration cycle device Withdrawn EP4089346A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/000498 WO2021140625A1 (en) 2020-01-09 2020-01-09 Refrigeration cycle device

Publications (2)

Publication Number Publication Date
EP4089346A1 EP4089346A1 (en) 2022-11-16
EP4089346A4 true EP4089346A4 (en) 2022-12-28

Family

ID=76787800

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20912140.9A Withdrawn EP4089346A4 (en) 2020-01-09 2020-01-09 Refrigeration cycle device

Country Status (5)

Country Link
US (1) US20220390161A1 (en)
EP (1) EP4089346A4 (en)
JP (1) JP7325542B2 (en)
CN (1) CN114902009B (en)
WO (1) WO2021140625A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023148862A1 (en) * 2022-02-03 2023-08-10 三菱電機株式会社 Refrigeration cycle device and control method
KR102532023B1 (en) 2022-09-29 2023-05-16 주식회사 한국마이콤 Supercritical refrigeration system and control method of same

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017053549A (en) * 2015-09-10 2017-03-16 三菱電機株式会社 Refrigeration cycle device
WO2018073881A1 (en) * 2016-10-18 2018-04-26 三菱電機株式会社 Refrigeration cycle system
WO2019082702A1 (en) * 2017-10-25 2019-05-02 三菱重工サーマルシステムズ株式会社 Control device and control method for extraction device

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5094086A (en) * 1990-09-25 1992-03-10 Norm Pacific Automation Corp. Instant cooling system with refrigerant storage
JP2720114B2 (en) * 1990-12-14 1998-02-25 株式会社日立製作所 Air conditioner
JPH07301459A (en) * 1994-05-09 1995-11-14 Kubota Corp Heat pump apparatus
US7010927B2 (en) * 2003-11-07 2006-03-14 Carrier Corporation Refrigerant system with controlled refrigerant charge amount
WO2006128263A1 (en) * 2005-06-03 2006-12-07 Springer Carrier Ltda Refrigerant charge control in a heat pump system with water heating
JP4884432B2 (en) * 2008-07-08 2012-02-29 三菱電機株式会社 Refrigeration cycle apparatus and method for operating refrigeration cycle apparatus
CN102042724B (en) * 2009-10-13 2012-07-04 珠海格力电器股份有限公司 Refrigerant control component, air-conditioning refrigeration system and refrigerant circulation control method
CN202281429U (en) * 2011-08-16 2012-06-20 高立铭 Gas separation heat exchanger of sucked air gathering pipe
CN102338522A (en) * 2011-09-24 2012-02-01 林勇 Self-closing and anti-liquid impact device for air-cooled heat pump air conditioner
US9958190B2 (en) * 2013-01-24 2018-05-01 Advantek Consulting Engineering, Inc. Optimizing energy efficiency ratio feedback control for direct expansion air-conditioners and heat pumps
US10830515B2 (en) * 2015-10-21 2020-11-10 Mitsubishi Electric Research Laboratories, Inc. System and method for controlling refrigerant in vapor compression system
KR102243376B1 (en) * 2017-05-08 2021-04-22 엘지전자 주식회사 Air conditioning system
US10837685B2 (en) * 2018-06-29 2020-11-17 Johnson Controls Technology Company HVAC refrigerant charging and relieving systems and methods
CN109579347A (en) * 2018-12-04 2019-04-05 南京天加环境科技有限公司 A kind of multi-line system and its control method that can be avoided compressor and return liquid

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017053549A (en) * 2015-09-10 2017-03-16 三菱電機株式会社 Refrigeration cycle device
WO2018073881A1 (en) * 2016-10-18 2018-04-26 三菱電機株式会社 Refrigeration cycle system
WO2019082702A1 (en) * 2017-10-25 2019-05-02 三菱重工サーマルシステムズ株式会社 Control device and control method for extraction device

Also Published As

Publication number Publication date
US20220390161A1 (en) 2022-12-08
WO2021140625A1 (en) 2021-07-15
EP4089346A1 (en) 2022-11-16
JPWO2021140625A1 (en) 2021-07-15
CN114902009A (en) 2022-08-12
CN114902009B (en) 2023-07-07
JP7325542B2 (en) 2023-08-14

Similar Documents

Publication Publication Date Title
EP4155629A4 (en) Refrigeration cycle device
EP4092353A4 (en) Refrigeration cycle device
EP4130610A4 (en) Refrigeration cycle device
EP4160108A4 (en) Refrigeration cycle device
EP3929506A4 (en) Refrigeration cycle device
EP3936787A4 (en) Refrigeration cycle device
EP4113039A4 (en) Refrigeration cycle device
EP3910262A4 (en) Refrigeration cycle device
EP4089346A4 (en) Refrigeration cycle device
EP3951283A4 (en) Refrigeration cycle device
EP3933307A4 (en) Refrigeration cycle device
EP4328525A4 (en) Refrigeration cycle device
EP4113019A4 (en) Refrigeration cycle device
EP4113020A4 (en) Refrigeration cycle device
EP4300004A4 (en) Refrigeration cycle device
EP4261475A4 (en) Refrigeration cycle device
EP4215844A4 (en) Refrigeration cycle device
EP4184077A4 (en) Refrigeration cycle device
EP4170265A4 (en) Refrigeration cycle device
EP4163574A4 (en) Refrigeration cycle device
EP4134601A4 (en) Refrigeration cycle device
EP4102153A4 (en) Refrigeration cycle device
EP3910263A4 (en) Refrigeration cycle device
EP4317849A4 (en) Refrigeration cycle device
EP4286768A4 (en) Refrigeration 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: 20220630

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: 20221125

RIC1 Information provided on ipc code assigned before grant

Ipc: F25B 43/00 20060101ALI20221121BHEP

Ipc: F25B 49/02 20060101ALI20221121BHEP

Ipc: F25B 41/26 20210101ALI20221121BHEP

Ipc: F25B 41/22 20210101ALI20221121BHEP

Ipc: F25B 41/20 20210101ALI20221121BHEP

Ipc: F25B 1/00 20060101ALI20221121BHEP

Ipc: F25B 41/00 20210101AFI20221121BHEP

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: 20240829