JPWO2020065712A1 - 冷凍サイクル装置 - Google Patents
冷凍サイクル装置 Download PDFInfo
- Publication number
- JPWO2020065712A1 JPWO2020065712A1 JP2020547626A JP2020547626A JPWO2020065712A1 JP WO2020065712 A1 JPWO2020065712 A1 JP WO2020065712A1 JP 2020547626 A JP2020547626 A JP 2020547626A JP 2020547626 A JP2020547626 A JP 2020547626A JP WO2020065712 A1 JPWO2020065712 A1 JP WO2020065712A1
- Authority
- JP
- Japan
- Prior art keywords
- refrigerant
- circuit
- pipe
- pipe portion
- expansion valve
- 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.)
- Granted
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Classifications
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- 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
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- 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
-
- 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
- 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
- F25B2400/02—Centrifugal separation of gas, liquid or oil
-
- 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
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)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
Description
Claims (5)
- 圧縮機と、
凝縮器と、
室内膨張弁と、
前記凝縮器と前記室内膨張弁との間に配置される過冷却回路と、
蒸発器と、
前記圧縮機、前記凝縮器、前記過冷却回路、前記室内膨張弁、および前記蒸発器を接続して冷媒を流通させる冷媒管と、を備え、
前記冷媒管は、前記圧縮機、前記凝縮器、前記過冷却回路、前記室内膨張弁、および前記蒸発器に前記冷媒を循環させる主回路管と、前記過冷却回路と前記室内膨張弁とを繋ぐ前記主回路管の途中から分岐して前記圧縮機へ前記冷媒を迂回させるバイパス回路管と、前記主回路管と前記バイパス回路管との分岐部と、を有し、
前記分岐部は、上流管部と、前記上流管部から上方へ向かって分岐して前記室内膨張弁へ向かう主回路分岐管部と、前記上流管部から下方へ向かって分岐して前記過冷却回路へ向かうバイパス回路分岐管部と、を有する冷凍サイクル装置。 - 前記主回路分岐管部と前記バイパス回路分岐管部とは、ひと続きの直管であり、
前記上流管部は、前記直管に突き立てられている請求項1に記載の冷凍サイクル装置。 - 前記直管の流路断面積は、前記上流管部の流路断面積の2倍以上ある請求項1または2に記載の冷凍サイクル装置。
- 前記上流管部は、実質的に水平方向へ延び、
前記主回路分岐管部および前記バイパス回路分岐管部は実質的に鉛直方向へ延びている請求項1から3のいずれか1項に記載の冷凍サイクル装置。 - 前記上流管部の中心線の延長線は、前記主回路分岐管部の中心線および前記バイパス回路分岐管部の中心線に交差しない請求項1から4のいずれか1項に記載の冷凍サイクル装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/035376 WO2020065712A1 (ja) | 2018-09-25 | 2018-09-25 | 冷凍サイクル装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2020065712A1 true JPWO2020065712A1 (ja) | 2021-08-30 |
JP7054419B2 JP7054419B2 (ja) | 2022-04-13 |
Family
ID=69950436
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020547626A Active JP7054419B2 (ja) | 2018-09-25 | 2018-09-25 | 冷凍サイクル装置 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3859230A4 (ja) |
JP (1) | JP7054419B2 (ja) |
CN (1) | CN112771319A (ja) |
WO (1) | WO2020065712A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114353171A (zh) * | 2022-01-07 | 2022-04-15 | 宁波奥克斯电气股份有限公司 | 冷媒减少化的空调器及空调*** |
CN114992899B (zh) * | 2022-06-10 | 2023-06-16 | 海信空调有限公司 | 一种空调器及其防油堵控制方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2134939A1 (de) * | 1970-07-13 | 1972-01-20 | GuIf+ Western Industries, Inc., New York, N.Y. (V.St.A.) | Verfahren und Vorrichtung zur Abscheidung von Ölen in Kühlsystemen |
JPH0461262U (ja) * | 1990-09-27 | 1992-05-26 | ||
JPH05322383A (ja) * | 1992-05-15 | 1993-12-07 | Daikin Ind Ltd | 気液分離器 |
JP2000179968A (ja) * | 1998-12-18 | 2000-06-30 | Fujitsu General Ltd | 空気調和機の冷凍サイクル |
JP2015143614A (ja) * | 2015-03-17 | 2015-08-06 | 株式会社サムスン日本研究所 | 冷媒量検知装置 |
CN205784060U (zh) * | 2016-05-18 | 2016-12-07 | 天津大学 | 一种用于非共沸工质组分调节的撞击式t形管组分调节器 |
WO2018047511A1 (ja) * | 2016-09-12 | 2018-03-15 | 三菱電機株式会社 | 熱交換器および空気調和装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4258553A (en) * | 1979-02-05 | 1981-03-31 | Carrier Corporation | Vapor compression refrigeration system and a method of operation therefor |
JPH05223359A (ja) * | 1991-12-06 | 1993-08-31 | Nippondenso Co Ltd | 冷凍サイクル |
DE19522884A1 (de) * | 1995-06-23 | 1997-01-02 | Inst Luft Kaeltetech Gem Gmbh | Verfahren zum Betrieb einer Kompressionskälteanlage |
JPH09310925A (ja) * | 1996-05-21 | 1997-12-02 | Hitachi Ltd | 空気調和機 |
JP2002200402A (ja) * | 2000-12-28 | 2002-07-16 | Ryosaku Fujisato | 気液分離器及びそれを備えた気液分離装置 |
US6938438B2 (en) * | 2003-04-21 | 2005-09-06 | Carrier Corporation | Vapor compression system with bypass/economizer circuits |
JP2005233551A (ja) | 2004-02-20 | 2005-09-02 | Mitsubishi Electric Corp | 冷凍サイクル装置 |
JP5197444B2 (ja) * | 2009-03-10 | 2013-05-15 | 三菱電機株式会社 | 気液分離器とそれを搭載した冷凍サイクル装置 |
JP5411643B2 (ja) * | 2009-10-05 | 2014-02-12 | パナソニック株式会社 | 冷凍サイクル装置および温水暖房装置 |
CN103225935B (zh) * | 2013-04-22 | 2015-04-22 | 重庆美的通用制冷设备有限公司 | 气液分离装置、空气源热回收***及冷水机组和热泵机组 |
WO2015056704A1 (ja) * | 2013-10-17 | 2015-04-23 | 東芝キヤリア株式会社 | 冷凍サイクル装置 |
JP2018516355A (ja) * | 2015-10-27 | 2018-06-21 | 広東美的暖通設備有限公司Gd Midea Heating & Ventilating Equipment Co.,Ltd. | 蒸気噴射増エンタルピー空気調和システム |
-
2018
- 2018-09-25 EP EP18935610.8A patent/EP3859230A4/en active Pending
- 2018-09-25 WO PCT/JP2018/035376 patent/WO2020065712A1/ja unknown
- 2018-09-25 JP JP2020547626A patent/JP7054419B2/ja active Active
- 2018-09-25 CN CN201880097837.9A patent/CN112771319A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2134939A1 (de) * | 1970-07-13 | 1972-01-20 | GuIf+ Western Industries, Inc., New York, N.Y. (V.St.A.) | Verfahren und Vorrichtung zur Abscheidung von Ölen in Kühlsystemen |
JPH0461262U (ja) * | 1990-09-27 | 1992-05-26 | ||
JPH05322383A (ja) * | 1992-05-15 | 1993-12-07 | Daikin Ind Ltd | 気液分離器 |
JP2000179968A (ja) * | 1998-12-18 | 2000-06-30 | Fujitsu General Ltd | 空気調和機の冷凍サイクル |
JP2015143614A (ja) * | 2015-03-17 | 2015-08-06 | 株式会社サムスン日本研究所 | 冷媒量検知装置 |
CN205784060U (zh) * | 2016-05-18 | 2016-12-07 | 天津大学 | 一种用于非共沸工质组分调节的撞击式t形管组分调节器 |
WO2018047511A1 (ja) * | 2016-09-12 | 2018-03-15 | 三菱電機株式会社 | 熱交換器および空気調和装置 |
Also Published As
Publication number | Publication date |
---|---|
CN112771319A (zh) | 2021-05-07 |
JP7054419B2 (ja) | 2022-04-13 |
EP3859230A1 (en) | 2021-08-04 |
WO2020065712A1 (ja) | 2020-04-02 |
EP3859230A4 (en) | 2022-05-04 |
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