JP7678357B2 - 冷凍装置 - Google Patents

冷凍装置 Download PDF

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Publication number
JP7678357B2
JP7678357B2 JP2023170568A JP2023170568A JP7678357B2 JP 7678357 B2 JP7678357 B2 JP 7678357B2 JP 2023170568 A JP2023170568 A JP 2023170568A JP 2023170568 A JP2023170568 A JP 2023170568A JP 7678357 B2 JP7678357 B2 JP 7678357B2
Authority
JP
Japan
Prior art keywords
oil
refrigerant
refrigeration
refrigeration oil
compressor
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.)
Active
Application number
JP2023170568A
Other languages
English (en)
Japanese (ja)
Other versions
JP2025060066A (ja
Inventor
ゆめみ 岩井田
秀樹 松浦
勝 田中
金敬 宮澤
有希子 前島
遥 新宅
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries Ltd
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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Priority to JP2023170568A priority Critical patent/JP7678357B2/ja
Priority to CN202480060387.1A priority patent/CN121889581A/zh
Priority to PCT/JP2024/020237 priority patent/WO2025069573A1/ja
Priority to EP24782425.3A priority patent/EP4553320A4/de
Publication of JP2025060066A publication Critical patent/JP2025060066A/ja
Application granted granted Critical
Publication of JP7678357B2 publication Critical patent/JP7678357B2/ja
Active 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
    • F25B31/00—Compressor arrangements
    • F25B31/002—Lubrication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/02—Lubrication
    • F04B39/0223—Lubrication characterised by the compressor type
    • F04B39/023—Hermetic compressors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/008—Hermetic pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02—Lubrication; Lubricant separation
    • 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
    • F25B31/00—Compressor arrangements
    • F25B31/02—Compressor arrangements of motor-compressor units
    • F25B31/026—Compressor arrangements of motor-compressor units with compressor of rotary type
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressor (AREA)
JP2023170568A 2023-09-29 2023-09-29 冷凍装置 Active JP7678357B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2023170568A JP7678357B2 (ja) 2023-09-29 2023-09-29 冷凍装置
CN202480060387.1A CN121889581A (zh) 2023-09-29 2024-06-03 制冷装置
PCT/JP2024/020237 WO2025069573A1 (ja) 2023-09-29 2024-06-03 冷凍装置
EP24782425.3A EP4553320A4 (de) 2023-09-29 2024-06-03 Kühlvorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2023170568A JP7678357B2 (ja) 2023-09-29 2023-09-29 冷凍装置

Publications (2)

Publication Number Publication Date
JP2025060066A JP2025060066A (ja) 2025-04-10
JP7678357B2 true JP7678357B2 (ja) 2025-05-16

Family

ID=92966808

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023170568A Active JP7678357B2 (ja) 2023-09-29 2023-09-29 冷凍装置

Country Status (4)

Country Link
EP (1) EP4553320A4 (de)
JP (1) JP7678357B2 (de)
CN (1) CN121889581A (de)
WO (1) WO2025069573A1 (de)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017089468A (ja) 2015-11-09 2017-05-25 ダイキン工業株式会社 圧縮機
WO2021084569A1 (ja) 2019-10-28 2021-05-06 日立ジョンソンコントロールズ空調株式会社 空気調和機
JP2023122122A (ja) 2022-02-22 2023-09-01 ダイキン工業株式会社 冷凍サイクル装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3592514B2 (ja) * 1998-03-02 2004-11-24 松下電器産業株式会社 冷凍装置
JP5466772B2 (ja) * 2010-12-20 2014-04-09 日立アプライアンス株式会社 冷凍空調用圧縮機及び冷凍空調装置
JP2015038406A (ja) 2013-08-19 2015-02-26 ダイキン工業株式会社 冷凍装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017089468A (ja) 2015-11-09 2017-05-25 ダイキン工業株式会社 圧縮機
WO2021084569A1 (ja) 2019-10-28 2021-05-06 日立ジョンソンコントロールズ空調株式会社 空気調和機
JP2023122122A (ja) 2022-02-22 2023-09-01 ダイキン工業株式会社 冷凍サイクル装置

Also Published As

Publication number Publication date
JP2025060066A (ja) 2025-04-10
EP4553320A4 (de) 2025-07-23
EP4553320A1 (de) 2025-05-14
CN121889581A (zh) 2026-04-17
WO2025069573A1 (ja) 2025-04-03

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