TWI371530B - - Google Patents

Info

Publication number
TWI371530B
TWI371530B TW097129040A TW97129040A TWI371530B TW I371530 B TWI371530 B TW I371530B TW 097129040 A TW097129040 A TW 097129040A TW 97129040 A TW97129040 A TW 97129040A TW I371530 B TWI371530 B TW I371530B
Authority
TW
Taiwan
Application number
TW097129040A
Other versions
TW200925424A (en
Inventor
Ryuichiro Yonemoto
Yasuaki Iizuka
Masayuki Urashin
Original Assignee
Hitachi Appliances Inc
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 Hitachi Appliances Inc filed Critical Hitachi Appliances Inc
Publication of TW200925424A publication Critical patent/TW200925424A/zh
Application granted granted Critical
Publication of TWI371530B publication Critical patent/TWI371530B/zh

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
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • 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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/10—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
    • F04C28/12—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves
    • F04C28/125—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves with sliding valves controlled by the use of fluid other than the working 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
    • F04C2230/00—Manufacture
    • F04C2230/90—Improving properties of machine parts
    • F04C2230/92—Surface treatment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2251/00—Material properties
    • F05C2251/10—Hardness

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
TW97129040A 2007-08-30 2008-07-31 Capacity control device for screw compressor TW200925424A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007223471A JP4401408B2 (ja) 2007-08-30 2007-08-30 スクリュー圧縮機の容量制御装置

Publications (2)

Publication Number Publication Date
TW200925424A TW200925424A (en) 2009-06-16
TWI371530B true TWI371530B (zh) 2012-09-01

Family

ID=40011351

Family Applications (1)

Application Number Title Priority Date Filing Date
TW97129040A TW200925424A (en) 2007-08-30 2008-07-31 Capacity control device for screw compressor

Country Status (5)

Country Link
EP (1) EP2031249B1 (zh)
JP (1) JP4401408B2 (zh)
CN (1) CN101377198B (zh)
TR (1) TR201807695T4 (zh)
TW (1) TW200925424A (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5389755B2 (ja) * 2010-08-30 2014-01-15 日立アプライアンス株式会社 スクリュー圧縮機

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1422821A (en) * 1973-06-20 1976-01-28 Howden Compressors Ltd Meshing-screw compressors
JPS6258077A (ja) 1985-09-06 1987-03-13 Hitachi Ltd スクリユ−圧縮機
US5044894A (en) * 1990-11-30 1991-09-03 Carrier Corporation Capacity volume ratio control for twin screw compressors
DE69815005T2 (de) * 1997-09-10 2004-01-15 Kobe Steel Ltd Spiralverdichter
US20060165543A1 (en) * 2005-01-24 2006-07-27 York International Corporation Screw compressor acoustic resonance reduction
US20100209280A1 (en) * 2007-10-01 2010-08-19 Carrier Corporation Screw compressor pulsation damper

Also Published As

Publication number Publication date
TW200925424A (en) 2009-06-16
JP4401408B2 (ja) 2010-01-20
JP2009057842A (ja) 2009-03-19
CN101377198A (zh) 2009-03-04
TR201807695T4 (tr) 2018-06-21
EP2031249B1 (en) 2018-03-28
EP2031249A2 (en) 2009-03-04
EP2031249A3 (en) 2014-03-12
CN101377198B (zh) 2012-05-09

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