EP3505765A4 - Screw compressor and refrigeration cycle device - Google Patents

Screw compressor and refrigeration cycle device Download PDF

Info

Publication number
EP3505765A4
EP3505765A4 EP16914144.7A EP16914144A EP3505765A4 EP 3505765 A4 EP3505765 A4 EP 3505765A4 EP 16914144 A EP16914144 A EP 16914144A EP 3505765 A4 EP3505765 A4 EP 3505765A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration cycle
screw compressor
cycle device
compressor
screw
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
Application number
EP16914144.7A
Other languages
German (de)
French (fr)
Other versions
EP3505765A1 (en
EP3505765B1 (en
Inventor
Katsuya Maeda
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 EP3505765A1 publication Critical patent/EP3505765A1/en
Publication of EP3505765A4 publication Critical patent/EP3505765A4/en
Application granted granted Critical
Publication of EP3505765B1 publication Critical patent/EP3505765B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F04C18/48—Rotary-piston pumps with non-parallel axes of movement of co-operating members
    • F04C18/50—Rotary-piston pumps with non-parallel axes of movement of co-operating members the axes being arranged at an angle of 90 degrees
    • F04C18/52—Rotary-piston pumps with non-parallel axes of movement of co-operating members the axes being arranged at an angle of 90 degrees of intermeshing engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • 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
    • F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating
    • F04C29/0014—Injection of a fluid in the working chamber for sealing, cooling and lubricating with control systems for the injection of the fluid
    • 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
    • F04C29/04—Heating; Cooling; Heat insulation
    • F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
    • 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
    • F04C2210/00—Fluid
    • F04C2210/26—Refrigerants with particular properties, e.g. HFC-134a

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
EP16914144.7A 2016-08-23 2016-08-23 Screw compressor and refrigeration cycle device Active EP3505765B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2016/074443 WO2018037469A1 (en) 2016-08-23 2016-08-23 Screw compressor and refrigeration cycle device

Publications (3)

Publication Number Publication Date
EP3505765A1 EP3505765A1 (en) 2019-07-03
EP3505765A4 true EP3505765A4 (en) 2019-08-14
EP3505765B1 EP3505765B1 (en) 2020-04-29

Family

ID=61246500

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16914144.7A Active EP3505765B1 (en) 2016-08-23 2016-08-23 Screw compressor and refrigeration cycle device

Country Status (3)

Country Link
EP (1) EP3505765B1 (en)
CN (1) CN109642579B (en)
WO (1) WO2018037469A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11333148B2 (en) 2018-10-09 2022-05-17 Mayekawa Mfg. Co., Ltd. Screw compressor and refrigeration device
JP7158603B2 (en) * 2019-11-26 2022-10-21 三菱電機株式会社 screw compressor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2166229A1 (en) * 2007-06-11 2010-03-24 Daikin Industries, Ltd. Compressor, and refrigerating apparatus
EP2410182A1 (en) * 2009-03-16 2012-01-25 Daikin Industries, Ltd. Screw compressor
WO2015114851A1 (en) * 2014-01-29 2015-08-06 三菱電機株式会社 Screw compressor
WO2016046907A1 (en) * 2014-09-24 2016-03-31 三菱電機株式会社 Screw compressor and refrigeration cycle device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO117317B (en) * 1964-03-20 1969-07-28 Svenska Rotor Maskiner Ab
JPS5091108U (en) * 1973-12-19 1975-08-01
JPS5738692A (en) * 1980-08-20 1982-03-03 Ebara Corp Oil returning device of refrigerator
JPS56118988U (en) * 1981-01-21 1981-09-10
JPS6332949Y2 (en) * 1981-05-28 1988-09-02
EP1567770B1 (en) * 2002-12-03 2017-01-18 BITZER Kühlmaschinenbau GmbH Screw compressor
JP2012097645A (en) * 2010-11-01 2012-05-24 Daikin Industries Ltd Compressor
JP6234611B2 (en) * 2014-11-26 2017-11-22 三菱電機株式会社 Screw compressor and refrigeration cycle equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2166229A1 (en) * 2007-06-11 2010-03-24 Daikin Industries, Ltd. Compressor, and refrigerating apparatus
EP2410182A1 (en) * 2009-03-16 2012-01-25 Daikin Industries, Ltd. Screw compressor
WO2015114851A1 (en) * 2014-01-29 2015-08-06 三菱電機株式会社 Screw compressor
WO2016046907A1 (en) * 2014-09-24 2016-03-31 三菱電機株式会社 Screw compressor and refrigeration cycle device
EP3199814A1 (en) * 2014-09-24 2017-08-02 Mitsubishi Electric Corporation Screw compressor and refrigeration cycle device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018037469A1 *

Also Published As

Publication number Publication date
CN109642579A (en) 2019-04-16
EP3505765A1 (en) 2019-07-03
EP3505765B1 (en) 2020-04-29
CN109642579B (en) 2020-12-01
WO2018037469A1 (en) 2018-03-01

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