EP4317846A4 - Kältekreislaufvorrichtung - Google Patents

Kältekreislaufvorrichtung

Info

Publication number
EP4317846A4
EP4317846A4 EP22781288.0A EP22781288A EP4317846A4 EP 4317846 A4 EP4317846 A4 EP 4317846A4 EP 22781288 A EP22781288 A EP 22781288A EP 4317846 A4 EP4317846 A4 EP 4317846A4
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
EP22781288.0A
Other languages
English (en)
French (fr)
Other versions
EP4317846A1 (de
Inventor
Hiroki IKARASHI
Atsushi Yoshimi
Takuro Yamada
Eiji Kumakura
Ikuhiro Iwata
Ryuhei Kaji
Takeru MIYAZAKI
Hiroki Ueda
Masaki Tanaka
Masaki Nakayama
Hideho SAKAGUCHI
Osamu Tanaka
Hirokazu Fujino
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 EP4317846A1 publication Critical patent/EP4317846A1/de
Publication of EP4317846A4 publication Critical patent/EP4317846A4/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
    • 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
    • F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
    • 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
    • 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
    • F25B2313/027—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
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/047—Water-cooled condensers

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)
EP22781288.0A 2021-03-31 2022-03-31 Kältekreislaufvorrichtung Pending EP4317846A4 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2021061280 2021-03-31
JP2021061278 2021-03-31
JP2021161994 2021-09-30
PCT/JP2022/016798 WO2022211078A1 (ja) 2021-03-31 2022-03-31 冷凍サイクル装置

Publications (2)

Publication Number Publication Date
EP4317846A1 EP4317846A1 (de) 2024-02-07
EP4317846A4 true EP4317846A4 (de) 2025-04-02

Family

ID=83459637

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22781288.0A Pending EP4317846A4 (de) 2021-03-31 2022-03-31 Kältekreislaufvorrichtung

Country Status (4)

Country Link
US (1) US20240027104A1 (de)
EP (1) EP4317846A4 (de)
JP (2) JP7356057B2 (de)
WO (1) WO2022211078A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7614521B2 (ja) * 2023-02-01 2025-01-16 ダイキン工業株式会社 二元冷凍サイクル装置
JP7602156B1 (ja) * 2023-07-03 2024-12-18 ダイキン工業株式会社 冷凍装置
JP7656242B2 (ja) 2023-07-03 2025-04-03 ダイキン工業株式会社 冷凍装置
JP7626953B1 (ja) 2023-09-28 2025-02-05 ダイキン工業株式会社 冷凍サイクル装置
EP4575350A1 (de) * 2023-12-20 2025-06-25 Weiss Technik GmbH Prüfkammer und verfahren zur steuerung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014009829A (ja) * 2012-06-28 2014-01-20 Panasonic Corp 冷凍サイクル装置及びそれを備えた温水生成装置
US20150338145A1 (en) * 2014-05-22 2015-11-26 Lg Electronics Inc. Heat pump
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 (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149389A (en) * 1978-03-06 1979-04-17 The Trane Company Heat pump system selectively operable in a cascade mode and method of operation
JP2000320914A (ja) * 1999-05-14 2000-11-24 Daikin Ind Ltd 冷凍装置
DE102008047753B4 (de) * 2008-09-17 2015-10-08 Konvekta Ag Kälteanlage mit durch Kaskadenwärmetauscher gekoppelten Kältekreisen
DE102011006174B4 (de) * 2011-03-25 2014-07-24 Bruker Biospin Ag Kältevorrichtung mit steuerbarer Verdampfungstemperatur
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
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
JP2014009829A (ja) * 2012-06-28 2014-01-20 Panasonic Corp 冷凍サイクル装置及びそれを備えた温水生成装置
US20150338145A1 (en) * 2014-05-22 2015-11-26 Lg Electronics Inc. Heat pump
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 WO2022211078A1 *

Also Published As

Publication number Publication date
US20240027104A1 (en) 2024-01-25
JP7356057B2 (ja) 2023-10-04
JP2022159197A (ja) 2022-10-17
EP4317846A1 (de) 2024-02-07
WO2022211078A1 (ja) 2022-10-06
JP2023115228A (ja) 2023-08-18

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