EP4071424A4 - Refrigeration cycle device - Google Patents
Refrigeration cycle device Download PDFInfo
- Publication number
- EP4071424A4 EP4071424A4 EP19955240.7A EP19955240A EP4071424A4 EP 4071424 A4 EP4071424 A4 EP 4071424A4 EP 19955240 A EP19955240 A EP 19955240A EP 4071424 A4 EP4071424 A4 EP 4071424A4
- 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
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
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
- F25B41/24—Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part
-
- 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
- F25B2400/04—Refrigeration circuit bypassing means
- F25B2400/0415—Refrigeration circuit bypassing means for the receiver
-
- 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
- F25B2400/16—Receivers
-
- 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
- F25B2400/19—Pumping down refrigerant from one part of the cycle to another part of the cycle, e.g. when the cycle is changed from cooling to heating, or before a defrost cycle is started
-
- 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
- F25B2600/23—Time delays
-
- 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
- F25B2600/2501—Bypass 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
- F25B2600/2519—On-off 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
- F25B2700/19—Pressures
- F25B2700/193—Pressures of the compressor
- F25B2700/1933—Suction 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
- F25B2700/2106—Temperatures of fresh outdoor air
-
- 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
- F25B2700/2116—Temperatures of a condenser
- F25B2700/21163—Temperatures of a condenser of the refrigerant at the outlet of the condenser
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2019/047691 WO2021111605A1 (en) | 2019-12-05 | 2019-12-05 | Refrigeration cycle device |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4071424A1 EP4071424A1 (en) | 2022-10-12 |
EP4071424A4 true EP4071424A4 (en) | 2022-11-23 |
Family
ID=76221142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19955240.7A Pending EP4071424A4 (en) | 2019-12-05 | 2019-12-05 | Refrigeration cycle device |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP4071424A4 (en) |
JP (1) | JP7386894B2 (en) |
CN (1) | CN114746704B (en) |
WO (1) | WO2021111605A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2023132023A1 (en) * | 2022-01-06 | 2023-07-13 | ||
WO2023199511A1 (en) * | 2022-04-15 | 2023-10-19 | 三菱電機株式会社 | Refrigeration cycle device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE832762C (en) * | 1944-12-03 | 1952-02-28 | Linde Eismasch Ag | Device for flooding superimposed evaporators |
US20020189270A1 (en) * | 2000-09-15 | 2002-12-19 | Mile High Equipment Co. And Scotsman Ice Systems | Quiet ice making apparatus |
US9410727B1 (en) * | 2012-07-27 | 2016-08-09 | Hill Phoenix, Inc. | Systems and methods for defrosting an evaporator in a refrigeration system |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62204253U (en) | 1986-06-18 | 1987-12-26 | ||
JP2725829B2 (en) * | 1989-04-14 | 1998-03-11 | 三洋電機株式会社 | Refrigeration equipment |
JPH05248717A (en) * | 1992-03-05 | 1993-09-24 | Daikin Ind Ltd | Air conditioner and pump-down operating method |
JP3235262B2 (en) * | 1992-04-21 | 2001-12-04 | ダイキン工業株式会社 | Operation control device for air conditioner |
US5937660A (en) * | 1993-07-26 | 1999-08-17 | Lau; Billy Ying Bui | Quick cooling air conditioning system |
JPH1163686A (en) | 1997-08-12 | 1999-03-05 | Zexel Corp | Refrigeration cycle |
JP5107652B2 (en) | 2007-10-03 | 2012-12-26 | 日立アプライアンス株式会社 | Refrigeration cycle equipment |
KR101323020B1 (en) | 2011-08-02 | 2013-10-30 | 샤프 가부시키가이샤 | Display device and method for powering same |
WO2013125005A1 (en) * | 2012-02-23 | 2013-08-29 | トヨタ自動車株式会社 | Cooling device, vehicle provided with same, and control method for cooling device |
CN103453697B (en) * | 2012-05-31 | 2017-03-15 | 艾默生网络能源有限公司 | Air conditioning system |
EP3361184B1 (en) | 2015-10-08 | 2020-05-06 | Mitsubishi Electric Corporation | Refrigeration cycle device |
CN109737623A (en) | 2018-12-25 | 2019-05-10 | 西安交通大学 | A kind of Novel synergistic low temperature auto-cascading refrigeration system and the course of work |
CN110006188B (en) * | 2019-04-17 | 2021-02-26 | 安阳工学院 | Electric vehicle battery thermal management and air-conditioning heat pump combined system and control method |
-
2019
- 2019-12-05 JP JP2021562408A patent/JP7386894B2/en active Active
- 2019-12-05 EP EP19955240.7A patent/EP4071424A4/en active Pending
- 2019-12-05 CN CN201980102665.4A patent/CN114746704B/en active Active
- 2019-12-05 WO PCT/JP2019/047691 patent/WO2021111605A1/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE832762C (en) * | 1944-12-03 | 1952-02-28 | Linde Eismasch Ag | Device for flooding superimposed evaporators |
US20020189270A1 (en) * | 2000-09-15 | 2002-12-19 | Mile High Equipment Co. And Scotsman Ice Systems | Quiet ice making apparatus |
US9410727B1 (en) * | 2012-07-27 | 2016-08-09 | Hill Phoenix, Inc. | Systems and methods for defrosting an evaporator in a refrigeration system |
Non-Patent Citations (1)
Title |
---|
See also references of WO2021111605A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP4071424A1 (en) | 2022-10-12 |
WO2021111605A1 (en) | 2021-06-10 |
JP7386894B2 (en) | 2023-11-27 |
CN114746704B (en) | 2024-04-30 |
JPWO2021111605A1 (en) | 2021-06-10 |
CN114746704A (en) | 2022-07-12 |
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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: 20220530 |
|
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: 20221024 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 41/24 20210101ALI20221018BHEP Ipc: F25B 49/02 20060101ALI20221018BHEP Ipc: F25B 41/20 20210101ALI20221018BHEP Ipc: F25B 43/00 20060101ALI20221018BHEP Ipc: F25B 1/00 20060101AFI20221018BHEP |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) |