ATE360146T1 - Verfahren und vorrichtung zum entlasten eines schraubenkompressors - Google Patents

Verfahren und vorrichtung zum entlasten eines schraubenkompressors

Info

Publication number
ATE360146T1
ATE360146T1 AT03725943T AT03725943T ATE360146T1 AT E360146 T1 ATE360146 T1 AT E360146T1 AT 03725943 T AT03725943 T AT 03725943T AT 03725943 T AT03725943 T AT 03725943T AT E360146 T1 ATE360146 T1 AT E360146T1
Authority
AT
Austria
Prior art keywords
screw compressor
air
vacuum device
compressor
motor
Prior art date
Application number
AT03725943T
Other languages
English (en)
Inventor
Jarmo Leppanen
Original Assignee
Sandvik Intellectual Property
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 Sandvik Intellectual Property filed Critical Sandvik Intellectual Property
Application granted granted Critical
Publication of ATE360146T1 publication Critical patent/ATE360146T1/de

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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/06—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids specially adapted for stopping, starting, idling or no-load operation
    • 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
    • F04B23/00—Pumping installations or systems
    • F04B23/04—Combinations of two or more pumps
    • F04B23/08—Combinations of two or more pumps the pumps being of different types
    • 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
    • F04B23/00—Pumping installations or systems
    • F04B23/04—Combinations of two or more pumps
    • F04B23/08—Combinations of two or more pumps the pumps being of different types
    • F04B23/12—Combinations of two or more pumps the pumps being of different types at least one pump being of the rotary-piston positive-displacement 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
AT03725943T 2002-05-20 2003-05-08 Verfahren und vorrichtung zum entlasten eines schraubenkompressors ATE360146T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/147,883 US6860730B2 (en) 2002-05-20 2002-05-20 Methods and apparatus for unloading a screw compressor

Publications (1)

Publication Number Publication Date
ATE360146T1 true ATE360146T1 (de) 2007-05-15

Family

ID=29419135

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03725943T ATE360146T1 (de) 2002-05-20 2003-05-08 Verfahren und vorrichtung zum entlasten eines schraubenkompressors

Country Status (9)

Country Link
US (1) US6860730B2 (de)
EP (1) EP1511937B1 (de)
JP (1) JP4444818B2 (de)
CN (1) CN1656319B (de)
AT (1) ATE360146T1 (de)
AU (1) AU2003228186B2 (de)
DE (1) DE60313320T2 (de)
WO (1) WO2003098048A1 (de)
ZA (1) ZA200409299B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2071577A1 (en) * 1991-06-21 1992-12-22 Gerald L. Dawson Electronic combination lock with high security features
US6981855B2 (en) * 2002-09-30 2006-01-03 Sandvik Ab Drilling rig having a compact compressor/pump assembly
US7909026B2 (en) * 2008-04-16 2011-03-22 Gm Global Technology Operations, Inc. Servo-actuated supercharger operating mechanism
ITPR20090054A1 (it) * 2009-07-10 2011-01-11 Robuschi S P A Compressore a vite a secco
US8646549B2 (en) * 2009-10-08 2014-02-11 Atlas Copco Drilling Solutions Llc Drilling machine power pack which includes a clutch
EP2561170A4 (de) 2010-04-20 2018-06-27 Sandvik Intellectual Property AB Luftkompressorsystem und betriebsverfahren dafür
US10941770B2 (en) 2010-07-20 2021-03-09 Trane International Inc. Variable capacity screw compressor and method
US9145877B2 (en) 2011-11-22 2015-09-29 Thermo King Corporation Compressor unloading device
JP6162808B2 (ja) * 2012-09-21 2017-07-12 サンドビック サーフェス マイニング コンプレッサを減圧するための方法および器具
JP6502268B2 (ja) * 2014-01-31 2019-04-17 古河ロックドリル株式会社 さく孔機、アンロード制御用プログラム
DE102015111287B4 (de) 2015-07-13 2018-04-26 Gardner Denver Deutschland Gmbh Kompressor und Verfahren zu dessen Drehzahlsteuerung
EP4421323B1 (de) 2015-10-30 2026-01-28 Industrial Technologies and Services, LLC Komplexe schraubenrotoren
CA3016521A1 (en) * 2017-09-06 2019-03-06 Joy Global Surface Mining Inc Lubrication system for a compressor
AU2021202410A1 (en) 2020-04-21 2021-11-11 Joy Global Surface Mining Inc Lubrication system for a compressor

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3708024A (en) 1971-03-10 1973-01-02 Sanderson Cyclone Drill Co Drilling machine
US3759636A (en) * 1972-03-13 1973-09-18 Dunham Busa Inc Composite variable oil pressure relief and compressor unload valve assembly
US3913346A (en) * 1974-05-30 1975-10-21 Dunham Bush Inc Liquid refrigerant injection system for hermetic electric motor driven helical screw compressor
US3947078A (en) 1975-04-24 1976-03-30 Sullair Corporation Rotary screw machine with rotor thrust load balancing
JPS5799291A (en) * 1980-12-10 1982-06-19 Hitachi Ltd Volume controller for screw compressor
SE424760B (sv) 1980-12-12 1982-08-09 Sullair Tech Ab Forfarande vid en oljeinsprutad skruvkompressor for balansering av axialkrafter hos atminstone en av kompressorns rotorer, for tetning av spalterna mellan rotorhus och rotorernas axlar, samt for kylning och smorjning ..
EP0130662B1 (de) * 1983-04-08 1988-06-29 Cash Engineering Co. Pty. Limited Steuersystem für Verdichter
US5497841A (en) * 1991-03-14 1996-03-12 William Mohlenhoff Methods for coring a masonry wall
FI87830C (fi) * 1991-05-23 1993-02-25 Tamrock Oy Foerfarande och anordning foer styrande av en bergborrmaskins luftmatning
JP3429999B2 (ja) * 1998-01-19 2003-07-28 株式会社神戸製鋼所 スクリュ圧縮機の吐出圧力制御方法
JP3837278B2 (ja) * 2000-08-10 2006-10-25 株式会社神戸製鋼所 圧縮機の運転方法

Also Published As

Publication number Publication date
DE60313320D1 (de) 2007-05-31
WO2003098048A1 (en) 2003-11-27
JP2005526214A (ja) 2005-09-02
EP1511937B1 (de) 2007-04-18
US20030215338A1 (en) 2003-11-20
CN1656319A (zh) 2005-08-17
EP1511937A1 (de) 2005-03-09
US6860730B2 (en) 2005-03-01
CN1656319B (zh) 2011-04-13
ZA200409299B (en) 2005-08-31
DE60313320T2 (de) 2007-12-20
AU2003228186A1 (en) 2003-12-02
JP4444818B2 (ja) 2010-03-31
AU2003228186B2 (en) 2009-05-07

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Legal Events

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