EP4317849A4 - Kältekreislaufvorrichtung - Google Patents

Kältekreislaufvorrichtung Download PDF

Info

Publication number
EP4317849A4
EP4317849A4 EP22781007.4A EP22781007A EP4317849A4 EP 4317849 A4 EP4317849 A4 EP 4317849A4 EP 22781007 A EP22781007 A EP 22781007A EP 4317849 A4 EP4317849 A4 EP 4317849A4
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
EP22781007.4A
Other languages
English (en)
French (fr)
Other versions
EP4317849A1 (de
Inventor
Masaki Tanaka
Eiji Kumakura
Ikuhiro Iwata
Ryuhei Kaji
Atsushi Yoshimi
Hiroki Ueda
Takuro Yamada
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 EP4317849A1 publication Critical patent/EP4317849A1/de
Publication of EP4317849A4 publication Critical patent/EP4317849A4/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
    • 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
    • F25B9/006—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant containing more than one component
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • 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
    • F25B2600/00—Control issues
    • F25B2600/02—Compressor control
    • F25B2600/025—Compressor control by controlling speed
    • F25B2600/0253—Compressor control by controlling speed with variable speed
    • 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
    • F25B2600/2513—Expansion 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
    • 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
    • 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
    • F25B2700/19—Pressures
    • 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
    • F25B2700/2108—Temperatures of a receiver

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)
EP22781007.4A 2021-03-31 2022-03-29 Kältekreislaufvorrichtung Pending EP4317849A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021062241A JP7216308B2 (ja) 2021-03-31 2021-03-31 冷凍サイクル装置
PCT/JP2022/015713 WO2022210796A1 (ja) 2021-03-31 2022-03-29 冷凍サイクル装置

Publications (2)

Publication Number Publication Date
EP4317849A1 EP4317849A1 (de) 2024-02-07
EP4317849A4 true EP4317849A4 (de) 2024-04-17

Family

ID=83459475

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22781007.4A Pending EP4317849A4 (de) 2021-03-31 2022-03-29 Kältekreislaufvorrichtung

Country Status (5)

Country Link
US (1) US20240019178A1 (de)
EP (1) EP4317849A4 (de)
JP (2) JP7216308B2 (de)
CN (1) CN117098959A (de)
WO (1) WO2022210796A1 (de)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62162853A (ja) * 1986-01-10 1987-07-18 株式会社日立製作所 冷凍サイクル
JP2002039648A (ja) * 2000-07-25 2002-02-06 Mitsubishi Electric Corp 冷媒封入方法および空気調和機
JP2004232951A (ja) * 2003-01-30 2004-08-19 Mitsubishi Electric Corp 冷媒封入方法
EP3128257A1 (de) * 2014-03-17 2017-02-08 Mitsubishi Electric Corporation Kältekreislaufvorrichtung
US20190049155A1 (en) * 2016-03-23 2019-02-14 Mitsubishi Electric Corporation Air conditioner

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06337177A (ja) * 1993-03-29 1994-12-06 Toshiba Corp 冷凍装置
JP4253747B2 (ja) 1998-06-19 2009-04-15 三菱電機株式会社 冷凍サイクル装置及び冷媒組成調整ユニット
JP2002277080A (ja) 2001-03-16 2002-09-25 Mitsubishi Electric Corp 空気調和装置及びその運転制御方法
JP2008281326A (ja) 2007-04-11 2008-11-20 Calsonic Kansei Corp 冷凍装置及び該冷凍装置に用いる熱交換器
JPWO2015140887A1 (ja) 2014-03-17 2017-04-06 三菱電機株式会社 冷凍サイクル装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62162853A (ja) * 1986-01-10 1987-07-18 株式会社日立製作所 冷凍サイクル
JP2002039648A (ja) * 2000-07-25 2002-02-06 Mitsubishi Electric Corp 冷媒封入方法および空気調和機
JP2004232951A (ja) * 2003-01-30 2004-08-19 Mitsubishi Electric Corp 冷媒封入方法
EP3128257A1 (de) * 2014-03-17 2017-02-08 Mitsubishi Electric Corporation Kältekreislaufvorrichtung
US20190049155A1 (en) * 2016-03-23 2019-02-14 Mitsubishi Electric Corporation Air conditioner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022210796A1 *

Also Published As

Publication number Publication date
JP2022157804A (ja) 2022-10-14
US20240019178A1 (en) 2024-01-18
JP7216308B2 (ja) 2023-02-01
EP4317849A1 (de) 2024-02-07
WO2022210796A1 (ja) 2022-10-06
CN117098959A (zh) 2023-11-21
JP2023038281A (ja) 2023-03-16
JP7568954B2 (ja) 2024-10-17

Similar Documents

Publication Publication Date Title
EP4155629A4 (de) Kältekreislaufvorrichtung
EP4092353A4 (de) Kältekreislaufvorrichtung
EP4130610A4 (de) Kältekreislaufvorrichtung
EP3929506A4 (de) Kältekreislaufvorrichtung
EP4160108A4 (de) Kältekreislaufvorrichtung
EP3936787A4 (de) Kältekreislaufvorrichtung
EP4113039A4 (de) Kältekreislaufvorrichtung
EP3910262A4 (de) Kältekreislaufvorrichtung
EP4089346A4 (de) Kältekreislaufvorrichtung
EP3933307A4 (de) Kältekreislaufvorrichtung
EP3910263A4 (de) Kältekreislaufvorrichtung
EP4328525A4 (de) Kältekreislaufvorrichtung
EP4113019A4 (de) Kältekreislaufvorrichtung
EP4113020A4 (de) Kältekreislaufvorrichtung
EP4300004A4 (de) Kältekreislaufvorrichtung
EP4261475A4 (de) Kältekreislaufvorrichtung
EP4215844A4 (de) Kältekreislaufvorrichtung
EP4184077A4 (de) Kältekreislaufvorrichtung
EP4170265A4 (de) Kältekreislaufvorrichtung
EP4163574A4 (de) Kältekreislaufvorrichtung
EP4134601A4 (de) Kältekreislaufvorrichtung
EP4102153A4 (de) Kältekreislaufvorrichtung
EP4317849A4 (de) Kältekreislaufvorrichtung
EP4286768A4 (de) Kältekreislaufvorrichtung
EP4339533A4 (de) Kältekreislaufvorrichtung

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: 20231018

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: 20240319

RIC1 Information provided on ipc code assigned before grant

Ipc: F25B 49/02 20060101ALI20240313BHEP

Ipc: F25B 1/00 20060101ALI20240313BHEP

Ipc: F25B 13/00 20060101AFI20240313BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
P01 Opt-out of the competence of the unified patent court (upc) registered

Free format text: CASE NUMBER: APP_38426/2024

Effective date: 20240627