EP4317845A4 - Kältekreislaufvorrichtung - Google Patents

Kältekreislaufvorrichtung

Info

Publication number
EP4317845A4
EP4317845A4 EP22781287.2A EP22781287A EP4317845A4 EP 4317845 A4 EP4317845 A4 EP 4317845A4 EP 22781287 A EP22781287 A EP 22781287A EP 4317845 A4 EP4317845 A4 EP 4317845A4
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.)
Pending
Application number
EP22781287.2A
Other languages
English (en)
French (fr)
Other versions
EP4317845A1 (de
Inventor
Atsushi Yoshimi
Takuro Yamada
Eiji Kumakura
Ikuhiro Iwata
Ryuhei Kaji
Takeru MIYAZAKI
Hiroki Ueda
Masaki Tanaka
Masaki Nakayama
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries 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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP4317845A1 publication Critical patent/EP4317845A1/de
Publication of EP4317845A4 publication Critical patent/EP4317845A4/de
Pending 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
    • F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
    • F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
    • 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
    • F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
    • 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
    • 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
    • F25B2313/004—Outdoor unit with water as a heat sink or heat source
    • 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
    • F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • F25B2313/0233—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/02732—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using two three-way 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
    • 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
    • F25B2400/12—Inflammable refrigerants
    • F25B2400/121—Inflammable refrigerants using R1234

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
EP22781287.2A 2021-03-31 2022-03-31 Kältekreislaufvorrichtung Pending EP4317845A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021061280 2021-03-31
PCT/JP2022/016797 WO2022211077A1 (ja) 2021-03-31 2022-03-31 冷凍サイクル装置

Publications (2)

Publication Number Publication Date
EP4317845A1 EP4317845A1 (de) 2024-02-07
EP4317845A4 true EP4317845A4 (de) 2025-01-29

Family

ID=83459631

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22781287.2A Pending EP4317845A4 (de) 2021-03-31 2022-03-31 Kältekreislaufvorrichtung

Country Status (5)

Country Link
US (1) US20240019176A1 (de)
EP (1) EP4317845A4 (de)
JP (1) JP7208577B2 (de)
CN (1) CN117597558A (de)
WO (1) WO2022211077A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250052458A1 (en) * 2023-08-11 2025-02-13 Haier Us Appliance Solutions, Inc. Air conditioner with cross-over refrigerant flow

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012161325A1 (ja) * 2011-05-25 2012-11-29 東芝キヤリア株式会社 加温装置
EP2679934A1 (de) * 2011-02-22 2014-01-01 Hitachi, Ltd. Klimaanlagen- und heisswasserausgabesystem sowie steuerverfahren für das klimaanlagen- und heisswasserausgabesystem
CN108759144A (zh) * 2018-07-21 2018-11-06 青岛奥利凯中央空调有限公司 一种复叠式超低温空气源热泵机组及其控制方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000320914A (ja) * 1999-05-14 2000-11-24 Daikin Ind Ltd 冷凍装置
EP2741028B1 (de) * 2011-08-04 2020-03-11 Mitsubishi Electric Corporation Kühlvorrichtung
JP5436631B2 (ja) * 2012-07-18 2014-03-05 三菱電機株式会社 冷凍装置
WO2015025342A1 (ja) * 2013-08-22 2015-02-26 三菱電機株式会社 空気調和装置の室内機
JP6293557B2 (ja) 2014-04-01 2018-03-14 東芝キヤリア株式会社 冷凍サイクル装置
US10907863B2 (en) * 2016-01-06 2021-02-02 Honeywell International Inc. Air conditioning systems and methods
EP3424126B8 (de) * 2016-02-29 2020-10-21 Verity AG Systeme und verfahren zum laden, transportieren und betreiben von flugmaschinen
JP6664478B2 (ja) * 2016-06-23 2020-03-13 三菱電機株式会社 二元冷凍装置
JP7524523B2 (ja) 2019-07-08 2024-07-30 富士電機株式会社 二元冷凍機

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2679934A1 (de) * 2011-02-22 2014-01-01 Hitachi, Ltd. Klimaanlagen- und heisswasserausgabesystem sowie steuerverfahren für das klimaanlagen- und heisswasserausgabesystem
WO2012161325A1 (ja) * 2011-05-25 2012-11-29 東芝キヤリア株式会社 加温装置
CN108759144A (zh) * 2018-07-21 2018-11-06 青岛奥利凯中央空调有限公司 一种复叠式超低温空气源热泵机组及其控制方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022211077A1 *

Also Published As

Publication number Publication date
EP4317845A1 (de) 2024-02-07
JP2022159196A (ja) 2022-10-17
CN117597558A (zh) 2024-02-23
JP7208577B2 (ja) 2023-01-19
US20240019176A1 (en) 2024-01-18
WO2022211077A1 (ja) 2022-10-06

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