SE0302739L - Speed-controlled screw rotor compressor - Google Patents
Speed-controlled screw rotor compressorInfo
- Publication number
- SE0302739L SE0302739L SE0302739A SE0302739A SE0302739L SE 0302739 L SE0302739 L SE 0302739L SE 0302739 A SE0302739 A SE 0302739A SE 0302739 A SE0302739 A SE 0302739A SE 0302739 L SE0302739 L SE 0302739L
- Authority
- SE
- Sweden
- Prior art keywords
- speed
- screw rotor
- rotor compressor
- controlled screw
- controlled
- Prior art date
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
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0302739A SE524343C2 (en) | 2003-10-17 | 2003-10-17 | Rotary screw compressor, driven by electric motor with rotary speed which increases when torque is reduced |
KR1020067007565A KR20060097018A (en) | 2003-10-17 | 2004-09-30 | 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 |
CNB2004800299889A CN100458164C (en) | 2003-10-17 | 2004-09-30 | Screw compressor |
PCT/SE2004/001390 WO2005038257A1 (en) | 2003-10-17 | 2004-09-30 | Compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0302739A SE524343C2 (en) | 2003-10-17 | 2003-10-17 | Rotary screw compressor, driven by electric motor with rotary speed which increases when torque is reduced |
Publications (3)
Publication Number | Publication Date |
---|---|
SE0302739D0 SE0302739D0 (en) | 2003-10-17 |
SE0302739L true SE0302739L (en) | 2004-07-27 |
SE524343C2 SE524343C2 (en) | 2004-07-27 |
Family
ID=29398751
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0302739A SE524343C2 (en) | 2003-10-17 | 2003-10-17 | Rotary screw compressor, driven by electric motor with rotary speed which increases when torque is reduced |
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) | SE524343C2 (en) |
WO (1) | WO2005038257A1 (en) |
Families Citing this family (4)
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)
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 |
FI104205B1 (en) * | 1994-11-24 | 1999-11-30 | Sarlin Hydor Oy | Method and apparatus for controlling a compression system for a liquid medium |
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 |
-
2003
- 2003-10-17 SE SE0302739A patent/SE524343C2/en not_active IP Right Cessation
-
2004
- 2004-09-30 CN CNB2004800299889A patent/CN100458164C/en not_active Expired - Fee Related
- 2004-09-30 US US10/575,542 patent/US20070207045A1/en not_active Abandoned
- 2004-09-30 KR KR1020067007565A patent/KR20060097018A/en not_active Application Discontinuation
- 2004-09-30 EP EP04775488A patent/EP1687539A1/en not_active Withdrawn
- 2004-09-30 JP JP2006535298A patent/JP2007508494A/en not_active Withdrawn
- 2004-09-30 WO PCT/SE2004/001390 patent/WO2005038257A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
SE0302739D0 (en) | 2003-10-17 |
WO2005038257A1 (en) | 2005-04-28 |
SE524343C2 (en) | 2004-07-27 |
CN100458164C (en) | 2009-02-04 |
US20070207045A1 (en) | 2007-09-06 |
EP1687539A1 (en) | 2006-08-09 |
CN1867775A (en) | 2006-11-22 |
JP2007508494A (en) | 2007-04-05 |
KR20060097018A (en) | 2006-09-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |