CN114341567B - 室外单元以及冷冻循环装置 - Google Patents

室外单元以及冷冻循环装置 Download PDF

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Publication number
CN114341567B
CN114341567B CN201980099962.8A CN201980099962A CN114341567B CN 114341567 B CN114341567 B CN 114341567B CN 201980099962 A CN201980099962 A CN 201980099962A CN 114341567 B CN114341567 B CN 114341567B
Authority
CN
China
Prior art keywords
refrigerant
compressor
flow rate
passage
state
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.)
Expired - Fee Related
Application number
CN201980099962.8A
Other languages
English (en)
Chinese (zh)
Other versions
CN114341567A (zh
Inventor
石川智隆
有井悠介
早坂素
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN114341567A publication Critical patent/CN114341567A/zh
Application granted granted Critical
Publication of CN114341567B publication Critical patent/CN114341567B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • F25B2400/19—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
    • 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
    • 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
    • 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
    • F25B2700/1931—Discharge 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
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1933—Suction pressures

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
CN201980099962.8A 2019-09-09 2019-09-09 室外单元以及冷冻循环装置 Expired - Fee Related CN114341567B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/035373 WO2021048901A1 (ja) 2019-09-09 2019-09-09 室外ユニットおよび冷凍サイクル装置

Publications (2)

Publication Number Publication Date
CN114341567A CN114341567A (zh) 2022-04-12
CN114341567B true CN114341567B (zh) 2024-01-02

Family

ID=74866219

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980099962.8A Expired - Fee Related CN114341567B (zh) 2019-09-09 2019-09-09 室外单元以及冷冻循环装置

Country Status (7)

Country Link
EP (1) EP4030116B1 (https=)
JP (1) JP7224480B2 (https=)
CN (1) CN114341567B (https=)
DK (1) DK4030116T3 (https=)
ES (1) ES2964488T3 (https=)
FI (1) FI4030116T3 (https=)
WO (1) WO2021048901A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113294925A (zh) * 2021-05-21 2021-08-24 浙江国祥股份有限公司 一种带复合式经济器的蒸发冷凝式冷水机组
JP7814138B2 (ja) * 2021-10-18 2026-02-16 三菱重工サーマルシステムズ株式会社 冷凍装置
WO2023199511A1 (ja) * 2022-04-15 2023-10-19 三菱電機株式会社 冷凍サイクル装置
WO2024023993A1 (ja) * 2022-07-27 2024-02-01 三菱電機株式会社 冷凍サイクル装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5187940A (en) * 1991-02-19 1993-02-23 Standard Motor Products, Inc. Refrigerant recovery and purification system
CN101059288A (zh) * 2006-04-19 2007-10-24 日立空调·家用电器株式会社 制冷循环装置及空调机
CN201892359U (zh) * 2010-11-30 2011-07-06 青岛金华工业集团有限公司 具有两种冷却方式的冷媒回收加注机
CN105190199A (zh) * 2013-03-12 2015-12-23 三菱电机株式会社 空调装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK2147264T3 (en) * 2007-04-24 2019-03-04 Carrier Corp Refrigerant vapor compression system
JP4687710B2 (ja) * 2007-12-27 2011-05-25 三菱電機株式会社 冷凍装置
JP5500240B2 (ja) 2012-05-23 2014-05-21 ダイキン工業株式会社 冷凍装置
JP6112388B2 (ja) * 2012-11-16 2017-04-12 パナソニックＩｐマネジメント株式会社 冷凍装置
WO2017175299A1 (ja) * 2016-04-05 2017-10-12 三菱電機株式会社 冷凍サイクル装置
JP6935720B2 (ja) * 2017-10-12 2021-09-15 ダイキン工業株式会社 冷凍装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5187940A (en) * 1991-02-19 1993-02-23 Standard Motor Products, Inc. Refrigerant recovery and purification system
CN101059288A (zh) * 2006-04-19 2007-10-24 日立空调·家用电器株式会社 制冷循环装置及空调机
CN201892359U (zh) * 2010-11-30 2011-07-06 青岛金华工业集团有限公司 具有两种冷却方式的冷媒回收加注机
CN105190199A (zh) * 2013-03-12 2015-12-23 三菱电机株式会社 空调装置

Also Published As

Publication number Publication date
DK4030116T3 (da) 2023-11-13
JP7224480B2 (ja) 2023-02-17
FI4030116T3 (fi) 2023-11-02
EP4030116A1 (en) 2022-07-20
ES2964488T3 (es) 2024-04-08
CN114341567A (zh) 2022-04-12
JPWO2021048901A1 (https=) 2021-03-18
EP4030116A4 (en) 2022-09-07
WO2021048901A1 (ja) 2021-03-18
EP4030116B1 (en) 2023-10-11

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Granted publication date: 20240102