SE0302739D0 - Speed controlled screw rotor compressor - Google Patents

Speed controlled screw rotor compressor

Info

Publication number
SE0302739D0
SE0302739D0 SE0302739A SE0302739A SE0302739D0 SE 0302739 D0 SE0302739 D0 SE 0302739D0 SE 0302739 A SE0302739 A SE 0302739A SE 0302739 A SE0302739 A SE 0302739A SE 0302739 D0 SE0302739 D0 SE 0302739D0
Authority
SE
Sweden
Prior art keywords
screw rotor
speed controlled
rotor compressor
controlled screw
compressor
Prior art date
Application number
SE0302739A
Other languages
Swedish (sv)
Other versions
SE524343C2 (en
SE0302739L (en
Inventor
Mats Sundstroem
Henrik Oehman
Original Assignee
Svenska Rotor Maskiner Ab
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 Svenska Rotor Maskiner Ab filed Critical Svenska Rotor Maskiner Ab
Priority to SE0302739A priority Critical patent/SE0302739L/en
Publication of SE0302739D0 publication Critical patent/SE0302739D0/en
Publication of SE524343C2 publication Critical patent/SE524343C2/en
Publication of SE0302739L publication Critical patent/SE0302739L/en
Priority to PCT/SE2004/001390 priority patent/WO2005038257A1/en
Priority to CNB2004800299889A priority patent/CN100458164C/en
Priority to EP04775488A priority patent/EP1687539A1/en
Priority to JP2006535298A priority patent/JP2007508494A/en
Priority to US10/575,542 priority patent/US20070207045A1/en
Priority to KR1020067007565A priority patent/KR20060097018A/en

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
    • F04C28/08—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by varying the rotational speed

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Direct Current Motors (AREA)

Abstract

The compressor (K) is driven by an electric motor (M) and connected to a pressurised vessel (T) whose pressure can vary between upper and lower limits. Halving the motor torque results in the rotary speed of the motor being increased by at least 6 %.
SE0302739A 2003-10-17 2003-10-17 Speed-controlled screw rotor compressor SE0302739L (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE0302739A SE0302739L (en) 2003-10-17 2003-10-17 Speed-controlled screw rotor compressor
PCT/SE2004/001390 WO2005038257A1 (en) 2003-10-17 2004-09-30 Compressor
CNB2004800299889A CN100458164C (en) 2003-10-17 2004-09-30 Screw compressor
EP04775488A EP1687539A1 (en) 2003-10-17 2004-09-30 Compressor
JP2006535298A JP2007508494A (en) 2003-10-17 2004-09-30 Screw compressor
US10/575,542 US20070207045A1 (en) 2003-10-17 2004-09-30 Compressor
KR1020067007565A KR20060097018A (en) 2003-10-17 2004-09-30 Compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0302739A SE0302739L (en) 2003-10-17 2003-10-17 Speed-controlled screw rotor compressor

Publications (3)

Publication Number Publication Date
SE0302739D0 true SE0302739D0 (en) 2003-10-17
SE524343C2 SE524343C2 (en) 2004-07-27
SE0302739L SE0302739L (en) 2004-07-27

Family

ID=29398751

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0302739A SE0302739L (en) 2003-10-17 2003-10-17 Speed-controlled screw rotor compressor

Country Status (7)

Country Link
US (1) US20070207045A1 (en)
EP (1) EP1687539A1 (en)
JP (1) JP2007508494A (en)
KR (1) KR20060097018A (en)
CN (1) CN100458164C (en)
SE (1) SE0302739L (en)
WO (1) WO2005038257A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1020311A3 (en) * 2012-02-28 2013-07-02 Atlas Copco Airpower Nv SCREW COMPRESSOR.
BE1020312A3 (en) * 2012-02-28 2013-07-02 Atlas Copco Airpower Nv COMPRESSOR DEVICE, AS WELL AS USE OF SUCH SET-UP.
US11015602B2 (en) 2012-02-28 2021-05-25 Atlas Copco Airpower, Naamloze Vennootschap Screw compressor
EP3118458B1 (en) * 2015-07-15 2017-08-30 ABB Technology Oy Method and apparatus in connection with a screw compressor

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3855515A (en) * 1972-03-06 1974-12-17 Waters Associates Inc Motor control circuit
US3860363A (en) * 1973-05-10 1975-01-14 Chicago Pneumatic Tool Co Rotary compressor having improved control system
US4052135A (en) * 1976-05-11 1977-10-04 Gardner-Denver Company Control system for helical screw compressor
US4068980A (en) * 1976-10-01 1978-01-17 Gardner-Denver Company Compressor startup control
CH660100A5 (en) * 1981-12-18 1987-03-13 Cerac Inst Sa DEVICE FOR DRIVING A COMPRESSOR.
US4686439A (en) * 1985-09-10 1987-08-11 A. T. Hunn Company Multiple speed pump electronic control system
JPS6338693A (en) * 1986-07-31 1988-02-19 Nippon Air Brake Co Ltd Pressure regulating method for rolling stock
CN1011728B (en) * 1986-12-15 1991-02-20 瑞典转子机械公司 Screw rotor compressor and refrigeration plant
US5602957A (en) * 1993-06-07 1997-02-11 General Electric Company Permanent magnet direct current motor
CN2155519Y (en) * 1993-06-30 1994-02-09 李敬茂 Energy-saving air conditioner
US5580221A (en) * 1994-10-05 1996-12-03 Franklin Electric Co., Inc. Motor drive circuit for pressure control of a pumping system
FI104205B (en) * 1994-11-24 1999-11-30 Sarlin Hydor Oy Method and apparatus for controlling a fluid compression system
DE9419651U1 (en) * 1994-12-08 1995-02-02 Hatlapa Uetersener Maschf Compressor system
US5979168A (en) * 1997-07-15 1999-11-09 American Standard Inc. Single-source gas actuation for screw compressor slide valve assembly
US6146101A (en) * 1998-05-22 2000-11-14 Chang; Ming-Yi Automatic control device for an air compressor
JP3837278B2 (en) * 2000-08-10 2006-10-25 株式会社神戸製鋼所 Compressor operation method
GB2376505B (en) * 2001-06-11 2003-12-17 Compair Uk Ltd Improvements in screw compressors
JP4069450B2 (en) * 2003-06-24 2008-04-02 日立工機株式会社 Air compressor and control method thereof
US7081698B1 (en) * 2003-07-31 2006-07-25 Black & Decker Inc. Efficient motor

Also Published As

Publication number Publication date
SE524343C2 (en) 2004-07-27
WO2005038257A1 (en) 2005-04-28
JP2007508494A (en) 2007-04-05
KR20060097018A (en) 2006-09-13
SE0302739L (en) 2004-07-27
US20070207045A1 (en) 2007-09-06
CN100458164C (en) 2009-02-04
CN1867775A (en) 2006-11-22
EP1687539A1 (en) 2006-08-09

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Legal Events

Date Code Title Description
NUG Patent has lapsed