EP4145028A4 - Refrigeration cycle device - Google Patents
Refrigeration cycle device Download PDFInfo
- Publication number
- EP4145028A4 EP4145028A4 EP20933555.3A EP20933555A EP4145028A4 EP 4145028 A4 EP4145028 A4 EP 4145028A4 EP 20933555 A EP20933555 A EP 20933555A EP 4145028 A4 EP4145028 A4 EP 4145028A4
- 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
Links
- 238000005057 refrigeration Methods 0.000 title 1
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
-
- 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
- F25B41/40—Fluid line arrangements
- F25B41/42—Arrangements for diverging or converging flows, e.g. branch lines or junctions
-
- 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
- F25B2400/23—Separators
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)
- Multiple-Way Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2020/018319 WO2021220486A1 (en) | 2020-04-30 | 2020-04-30 | Refrigeration cycle device |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4145028A1 EP4145028A1 (en) | 2023-03-08 |
EP4145028A4 true EP4145028A4 (en) | 2023-06-21 |
Family
ID=78331889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20933555.3A Pending EP4145028A4 (en) | 2020-04-30 | 2020-04-30 | Refrigeration cycle device |
Country Status (5)
Country | Link |
---|---|
US (1) | US20230099489A1 (en) |
EP (1) | EP4145028A4 (en) |
JP (1) | JP7317224B2 (en) |
CN (1) | CN115461561A (en) |
WO (1) | WO2021220486A1 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012008148A1 (en) * | 2010-07-13 | 2012-01-19 | ダイキン工業株式会社 | Refrigerant flow path switching unit |
JP2012036933A (en) * | 2010-08-04 | 2012-02-23 | Daikin Industries Ltd | Refrigerant passage switching valve, and air conditioning device |
WO2018092186A1 (en) * | 2016-11-15 | 2018-05-24 | 三菱電機株式会社 | Flow path switching valve and air conditioner using same |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5289738U (en) * | 1975-12-27 | 1977-07-05 | ||
JPH0754218B2 (en) | 1990-04-23 | 1995-06-07 | 三菱電機株式会社 | Air conditioner |
JPWO2009087733A1 (en) * | 2008-01-07 | 2011-05-19 | 三菱電機株式会社 | Refrigeration cycle equipment and four-way valve |
EP2378215B1 (en) * | 2009-01-15 | 2022-01-12 | Mitsubishi Electric Corporation | Air conditioner |
WO2012104890A1 (en) * | 2011-01-31 | 2012-08-09 | 三菱電機株式会社 | Air-conditioning device |
JP5988646B2 (en) * | 2012-03-28 | 2016-09-07 | 三菱電機株式会社 | Three-way valve and air conditioner equipped with the three-way valve |
WO2013160929A1 (en) * | 2012-04-23 | 2013-10-31 | 三菱電機株式会社 | Refrigeration cycle system |
CN104823002B (en) * | 2012-11-30 | 2017-08-29 | 三菱电机株式会社 | Conditioner |
CN103776191A (en) * | 2014-02-21 | 2014-05-07 | 广东志高暖通设备股份有限公司 | Multi-split air conditioner and heat pump system thereof |
CN108291657B (en) * | 2015-11-20 | 2019-09-03 | 三菱电机株式会社 | Valve gear and conditioner |
JP6893523B2 (en) * | 2016-09-30 | 2021-06-23 | 三菱電機株式会社 | Indoor unit |
WO2018078810A1 (en) * | 2016-10-28 | 2018-05-03 | 三菱電機株式会社 | Air conditioner |
JP2018159507A (en) * | 2017-03-22 | 2018-10-11 | 大阪瓦斯株式会社 | GHP Chiller |
ES2961871T3 (en) * | 2017-04-18 | 2024-03-14 | Mitsubishi Electric Corp | Air conditioner |
CN209130231U (en) * | 2018-12-07 | 2019-07-19 | 广东美芝精密制造有限公司 | Motor-driven valve and refrigeration system for refrigeration system |
WO2021038660A1 (en) * | 2019-08-23 | 2021-03-04 | 三菱電機株式会社 | Air conditioner |
JP7142789B2 (en) * | 2019-09-20 | 2022-09-27 | 三菱電機株式会社 | air conditioner |
-
2020
- 2020-04-30 EP EP20933555.3A patent/EP4145028A4/en active Pending
- 2020-04-30 JP JP2022518559A patent/JP7317224B2/en active Active
- 2020-04-30 CN CN202080100002.1A patent/CN115461561A/en active Pending
- 2020-04-30 US US17/800,331 patent/US20230099489A1/en active Pending
- 2020-04-30 WO PCT/JP2020/018319 patent/WO2021220486A1/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012008148A1 (en) * | 2010-07-13 | 2012-01-19 | ダイキン工業株式会社 | Refrigerant flow path switching unit |
JP2012036933A (en) * | 2010-08-04 | 2012-02-23 | Daikin Industries Ltd | Refrigerant passage switching valve, and air conditioning device |
WO2018092186A1 (en) * | 2016-11-15 | 2018-05-24 | 三菱電機株式会社 | Flow path switching valve and air conditioner using same |
Non-Patent Citations (1)
Title |
---|
See also references of WO2021220486A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2021220486A1 (en) | 2021-11-04 |
CN115461561A (en) | 2022-12-09 |
JP7317224B2 (en) | 2023-07-28 |
EP4145028A1 (en) | 2023-03-08 |
JPWO2021220486A1 (en) | 2021-11-04 |
US20230099489A1 (en) | 2023-03-30 |
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Legal Events
Date | Code | Title | Description |
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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 |
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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: 20221010 |
|
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: 20230519 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 41/42 20210101ALI20230512BHEP Ipc: F25B 41/26 20210101ALI20230512BHEP Ipc: F25B 13/00 20060101ALI20230512BHEP Ipc: F16K 11/07 20060101AFI20230512BHEP |
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DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 41/42 20210101ALI20240220BHEP Ipc: F25B 41/26 20210101ALI20240220BHEP Ipc: F25B 13/00 20060101ALI20240220BHEP Ipc: F16K 11/07 20060101AFI20240220BHEP |
|
INTG | Intention to grant announced |
Effective date: 20240313 |