EP3875872A4 - REFRIGERATION CYCLE UNIT - Google Patents
REFRIGERATION CYCLE UNIT Download PDFInfo
- Publication number
- EP3875872A4 EP3875872A4 EP18938547.9A EP18938547A EP3875872A4 EP 3875872 A4 EP3875872 A4 EP 3875872A4 EP 18938547 A EP18938547 A EP 18938547A EP 3875872 A4 EP3875872 A4 EP 3875872A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- refrigeration cycle
- cycle apparatus
- 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
- 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
- F25B31/00—Compressor arrangements
- F25B31/002—Lubrication
-
- 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
- F25B40/00—Subcoolers, desuperheaters or superheaters
-
- 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
- F25B41/30—Expansion means; Dispositions thereof
-
- 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
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/02—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from 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
- 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
- F25B2400/0409—Refrigeration circuit bypassing means for the evaporator
-
- 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
- F25B2400/0411—Refrigeration circuit bypassing means for the expansion valve or capillary tube
-
- 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
- F25B2400/13—Economisers
-
- 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
- F25B2400/24—Storage receiver heat
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/16—Lubrication
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/19—Calculation of parameters
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Compressor (AREA)
- Air Conditioning Control Device (AREA)
- Lubricants (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/040528 WO2020090040A1 (ja) | 2018-10-31 | 2018-10-31 | 冷凍サイクル装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3875872A1 EP3875872A1 (en) | 2021-09-08 |
EP3875872A4 true EP3875872A4 (en) | 2022-01-05 |
Family
ID=70461820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18938547.9A Pending EP3875872A4 (en) | 2018-10-31 | 2018-10-31 | REFRIGERATION CYCLE UNIT |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3875872A4 (zh) |
JP (1) | JP7150046B2 (zh) |
CN (1) | CN112888906B (zh) |
WO (1) | WO2020090040A1 (zh) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1387778A (en) * | 1973-07-31 | 1975-03-19 | Virginia Chemicals Inc | Liquid trapping suction accumulator for a refrigeration system |
EP0803688A1 (en) * | 1996-04-26 | 1997-10-29 | Mitsubishi Denki Kabushiki Kaisha | Accumulator |
JP2008039233A (ja) * | 2006-08-03 | 2008-02-21 | Daikin Ind Ltd | 冷凍装置 |
WO2015198475A1 (ja) * | 2014-06-27 | 2015-12-30 | 三菱電機株式会社 | 冷凍サイクル装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS506453U (zh) * | 1973-05-14 | 1975-01-23 | ||
JP3008765B2 (ja) * | 1993-09-30 | 2000-02-14 | 三菱電機株式会社 | 冷凍サイクル |
JP4078786B2 (ja) * | 2000-03-29 | 2008-04-23 | 三菱電機株式会社 | 冷凍空調サイクル装置 |
WO2011052038A1 (ja) * | 2009-10-27 | 2011-05-05 | 三菱電機株式会社 | 空気調和装置 |
JP6015075B2 (ja) * | 2011-09-30 | 2016-10-26 | 株式会社富士通ゼネラル | 空気調和装置 |
EP2801769A4 (en) | 2011-12-27 | 2015-12-02 | Mitsubishi Electric Corp | AIR CONDITIONER |
CN203671981U (zh) * | 2012-12-21 | 2014-06-25 | 三菱电机株式会社 | 制冷循环装置 |
CN107429949B (zh) * | 2015-03-27 | 2020-01-17 | 三菱电机株式会社 | 制冷循环装置 |
JP6459800B2 (ja) * | 2015-06-26 | 2019-01-30 | 株式会社富士通ゼネラル | 空気調和装置 |
WO2017085813A1 (ja) * | 2015-11-18 | 2017-05-26 | 三菱電機株式会社 | 空気調和装置 |
CN108369039B (zh) * | 2015-11-20 | 2020-07-10 | 三菱电机株式会社 | 制冷循环装置及制冷循环装置的控制方法 |
US10634389B2 (en) * | 2016-01-14 | 2020-04-28 | Mitsubishi Electric Corporation | Refrigeration cycle apparatus |
JP6601307B2 (ja) * | 2016-04-26 | 2019-11-06 | 株式会社デンソー | 冷凍サイクル装置 |
JP6644160B2 (ja) * | 2016-10-18 | 2020-02-12 | 三菱電機株式会社 | 冷凍サイクル装置 |
-
2018
- 2018-10-31 JP JP2020554671A patent/JP7150046B2/ja active Active
- 2018-10-31 EP EP18938547.9A patent/EP3875872A4/en active Pending
- 2018-10-31 WO PCT/JP2018/040528 patent/WO2020090040A1/ja unknown
- 2018-10-31 CN CN201880098843.6A patent/CN112888906B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1387778A (en) * | 1973-07-31 | 1975-03-19 | Virginia Chemicals Inc | Liquid trapping suction accumulator for a refrigeration system |
EP0803688A1 (en) * | 1996-04-26 | 1997-10-29 | Mitsubishi Denki Kabushiki Kaisha | Accumulator |
JP2008039233A (ja) * | 2006-08-03 | 2008-02-21 | Daikin Ind Ltd | 冷凍装置 |
WO2015198475A1 (ja) * | 2014-06-27 | 2015-12-30 | 三菱電機株式会社 | 冷凍サイクル装置 |
Non-Patent Citations (1)
Title |
---|
See also references of WO2020090040A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP3875872A1 (en) | 2021-09-08 |
CN112888906B (zh) | 2023-03-03 |
JP7150046B2 (ja) | 2022-10-07 |
JPWO2020090040A1 (ja) | 2021-09-02 |
CN112888906A (zh) | 2021-06-01 |
WO2020090040A1 (ja) | 2020-05-07 |
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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 |
|
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: 20210423 |
|
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: 20211202 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 49/02 20060101ALI20211126BHEP Ipc: F25B 41/30 20210101ALI20211126BHEP Ipc: F25B 40/00 20060101ALI20211126BHEP Ipc: F25B 31/00 20060101ALI20211126BHEP Ipc: F25B 1/00 20060101ALI20211126BHEP Ipc: F25B 43/02 20060101AFI20211126BHEP |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) |