WO2008030760A2 - Oil-free air compressor system with inlet throttle - Google Patents
Oil-free air compressor system with inlet throttle Download PDFInfo
- Publication number
- WO2008030760A2 WO2008030760A2 PCT/US2007/077274 US2007077274W WO2008030760A2 WO 2008030760 A2 WO2008030760 A2 WO 2008030760A2 US 2007077274 W US2007077274 W US 2007077274W WO 2008030760 A2 WO2008030760 A2 WO 2008030760A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- compressor
- throttle
- inlet
- piston
- stage
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 description 12
- 230000006835 compression Effects 0.000 description 10
- 238000007906 compression Methods 0.000 description 10
- 239000003921 oil Substances 0.000 description 5
- 230000001351 cycling effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
Classifications
-
- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/02—Stopping, starting, unloading or idling control
- F04B49/03—Stopping, starting, unloading or idling control by means of valves
-
- 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
- F04B25/00—Multi-stage pumps
-
- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
-
- 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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/1037—Flap valves
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/439,981 US20100054958A1 (en) | 2006-09-05 | 2007-08-30 | Oil-free air compressor system with inlet throttle |
CA2662495A CA2662495C (en) | 2006-09-05 | 2007-08-30 | Oil-free air compressor system with inlet throttle |
EP07841639.3A EP2059679B1 (en) | 2006-09-05 | 2007-08-30 | Oil-free reciprocating piston air compressor system with inlet throttle |
AU2007292454A AU2007292454B2 (en) | 2006-09-05 | 2007-08-30 | Oil-free air compressor system with inlet throttle |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82451606P | 2006-09-05 | 2006-09-05 | |
US60/824,516 | 2006-09-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2008030760A2 true WO2008030760A2 (en) | 2008-03-13 |
WO2008030760A3 WO2008030760A3 (en) | 2008-10-02 |
Family
ID=39157960
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2007/077274 WO2008030760A2 (en) | 2006-09-05 | 2007-08-30 | Oil-free air compressor system with inlet throttle |
Country Status (5)
Country | Link |
---|---|
US (1) | US20100054958A1 (en) |
EP (1) | EP2059679B1 (en) |
AU (1) | AU2007292454B2 (en) |
CA (1) | CA2662495C (en) |
WO (1) | WO2008030760A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016041757A1 (en) * | 2014-09-19 | 2016-03-24 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Multi-stage piston compressor having an outer cooling air conduction system |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2471983C2 (en) * | 2010-06-15 | 2013-01-10 | Федеральное государственное образовательное учреждение высшего профессионального образования Астраханский государственный технический университет (ФГОУ ВПО АГТУ) | Device to measure pressure of drilling mud in well |
US9856866B2 (en) | 2011-01-28 | 2018-01-02 | Wabtec Holding Corp. | Oil-free air compressor for rail vehicles |
DE102012003446A1 (en) * | 2012-02-21 | 2013-08-22 | Linde Aktiengesellschaft | Compacting a cryogenic medium |
USD742419S1 (en) * | 2014-09-15 | 2015-11-03 | Gary Armstrong | Centripetal air/oil separator for drysump systems |
JP6698461B2 (en) * | 2016-07-26 | 2020-05-27 | 株式会社神戸製鋼所 | Gas leak determination method and multi-stage compressor |
CN106194651B (en) * | 2016-08-31 | 2019-07-05 | 瑞立集团瑞安汽车零部件有限公司 | A kind of electronic oil-free main air compressor machine |
US20190154029A1 (en) * | 2017-11-17 | 2019-05-23 | Illinois Tool Works Inc. | Methods and systems for air compressor with electric inlet valve control |
US11841718B1 (en) | 2022-07-08 | 2023-12-12 | Ingersoll-Rand Industrial U.S., Inc. | Pneumatic inlet/blowdown valve assembly |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2661893A (en) | 1950-08-10 | 1953-12-08 | Ingersoll Rand Co | Control device for fluid compressors |
US4549856A (en) | 1983-04-08 | 1985-10-29 | Cash Engineering Co. Pty. Ltd. | Compressor control system |
US4819123A (en) | 1986-11-25 | 1989-04-04 | Nippon Air Brake Co., Ltd. | Compressed air supply system |
US5540558A (en) | 1995-08-07 | 1996-07-30 | Ingersoll-Rand Company | Apparatus and method for electronically controlling inlet flow and preventing backflow in a compressor |
US5701873A (en) | 1993-11-08 | 1997-12-30 | Eidgenoessische Technische Hochschule Laboratorium Fuer Verbrennungsmotoren Und Verbrennungstechnik | Control device for a filling-ratio adjusting pump |
US6287085B1 (en) | 2000-01-26 | 2001-09-11 | Westinghouse Air Brake Company | Rapid unloader retrofits |
US6505613B1 (en) | 2001-08-27 | 2003-01-14 | General Motors Corporation | Air assist fuel injection system with compressor intake throttle control |
US6776587B2 (en) | 1999-12-21 | 2004-08-17 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Dual-stage, plunger-type piston compressor with minimal vibration |
US6973868B2 (en) | 2001-02-28 | 2005-12-13 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Dry-running piston compressor (crankshaft drive lubrication) |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3367562A (en) * | 1966-06-23 | 1968-02-06 | Atlas Copco Ab | Means for unloading and controlling compressor units |
US3860363A (en) * | 1973-05-10 | 1975-01-14 | Chicago Pneumatic Tool Co | Rotary compressor having improved control system |
US4171188A (en) * | 1976-08-03 | 1979-10-16 | Chicago Pneumatic Tool Company | Rotary air compressors with intake valve control and lubrication system |
US4068980A (en) * | 1976-10-01 | 1978-01-17 | Gardner-Denver Company | Compressor startup control |
US4326839A (en) * | 1979-12-06 | 1982-04-27 | Tecumseh Products Company | Cylinder unloading mechanism for refrigeration compressor |
DE3627763A1 (en) * | 1986-08-16 | 1988-02-18 | Alban Puetz | AGGREGATE FOR CREATING AN OXYGEN-FREE WORKING ATMOSPHERE |
JPH0739828B2 (en) * | 1986-09-01 | 1995-05-01 | 株式会社日立製作所 | Capacity control device for multi-stage compressor |
FI83808C (en) * | 1988-10-05 | 1991-08-26 | Tampella Oy Ab | Method for controlling air production in a screw compressor |
US4976588A (en) * | 1989-05-15 | 1990-12-11 | Elliott Turbomachinery Co., Inc. | Compressor control system to improve turndown and reduce incidents of surging |
US5009576A (en) * | 1990-01-08 | 1991-04-23 | Ingersoll-Rand Company | Compressor unloader controller |
JP2966575B2 (en) * | 1991-05-29 | 1999-10-25 | 株式会社日立製作所 | Oil-free scroll compressor |
US5388968A (en) * | 1994-01-12 | 1995-02-14 | Ingersoll-Rand Company | Compressor inlet valve |
BE1011782A3 (en) * | 1998-03-10 | 2000-01-11 | Atlas Copco Airpower Nv | Compressor unit and taking control device used. |
US6183211B1 (en) * | 1999-02-09 | 2001-02-06 | Devilbiss Air Power Company | Two stage oil free air compressor |
US6227815B1 (en) * | 1999-06-30 | 2001-05-08 | Campbell Hausfeld/Scott Fetzer Company | Pressure control for a reciprocating compressor |
JP3817420B2 (en) * | 2000-10-31 | 2006-09-06 | 株式会社日立産機システム | Variable rotational speed oil-free screw compressor and operation control method thereof |
SE0202403L (en) * | 2002-08-13 | 2004-02-14 | Cargine Engineering Ab | Control time for regulating the gas flow at a compressor |
EP1616098A4 (en) * | 2003-04-22 | 2011-04-27 | Conrader R Co | Air compressor with inlet control mechanism and automatic inlet control mechanism |
DE102004048940A1 (en) * | 2004-10-07 | 2006-04-13 | TEKO Gesellschaft für Kältetechnik mbH | Method for controlling the operation of a chiller system has the suction chamber of the piston type compressor periodically isolated by a pulse width modulated control signal |
DE102005040921B4 (en) * | 2005-08-30 | 2008-10-23 | Dienes Werke für Maschinenteile GmbH & Co KG | Dry running screw compressor with pneumatically controlled vent valve |
US20070144170A1 (en) * | 2005-12-22 | 2007-06-28 | Caterpillar Inc. | Compressor having integral EGR valve and mixer |
-
2007
- 2007-08-30 CA CA2662495A patent/CA2662495C/en not_active Expired - Fee Related
- 2007-08-30 AU AU2007292454A patent/AU2007292454B2/en not_active Ceased
- 2007-08-30 WO PCT/US2007/077274 patent/WO2008030760A2/en active Application Filing
- 2007-08-30 EP EP07841639.3A patent/EP2059679B1/en active Active
- 2007-08-30 US US12/439,981 patent/US20100054958A1/en not_active Abandoned
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2661893A (en) | 1950-08-10 | 1953-12-08 | Ingersoll Rand Co | Control device for fluid compressors |
US4549856A (en) | 1983-04-08 | 1985-10-29 | Cash Engineering Co. Pty. Ltd. | Compressor control system |
US4819123A (en) | 1986-11-25 | 1989-04-04 | Nippon Air Brake Co., Ltd. | Compressed air supply system |
US5701873A (en) | 1993-11-08 | 1997-12-30 | Eidgenoessische Technische Hochschule Laboratorium Fuer Verbrennungsmotoren Und Verbrennungstechnik | Control device for a filling-ratio adjusting pump |
US5540558A (en) | 1995-08-07 | 1996-07-30 | Ingersoll-Rand Company | Apparatus and method for electronically controlling inlet flow and preventing backflow in a compressor |
US6776587B2 (en) | 1999-12-21 | 2004-08-17 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Dual-stage, plunger-type piston compressor with minimal vibration |
US6287085B1 (en) | 2000-01-26 | 2001-09-11 | Westinghouse Air Brake Company | Rapid unloader retrofits |
US6973868B2 (en) | 2001-02-28 | 2005-12-13 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Dry-running piston compressor (crankshaft drive lubrication) |
US6505613B1 (en) | 2001-08-27 | 2003-01-14 | General Motors Corporation | Air assist fuel injection system with compressor intake throttle control |
Non-Patent Citations (1)
Title |
---|
See also references of EP2059679A2 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016041757A1 (en) * | 2014-09-19 | 2016-03-24 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Multi-stage piston compressor having an outer cooling air conduction system |
US10323629B2 (en) | 2014-09-19 | 2019-06-18 | KNORR-BREMSE Systeme fuer Nuttzfahrzeuge GmbH | Multi-stage piston compressor having an outer cooling air conduction system |
Also Published As
Publication number | Publication date |
---|---|
AU2007292454B2 (en) | 2013-07-18 |
CA2662495C (en) | 2015-12-01 |
EP2059679A2 (en) | 2009-05-20 |
EP2059679B1 (en) | 2020-11-04 |
CA2662495A1 (en) | 2008-03-13 |
AU2007292454A1 (en) | 2008-03-13 |
WO2008030760A3 (en) | 2008-10-02 |
US20100054958A1 (en) | 2010-03-04 |
EP2059679A4 (en) | 2016-12-21 |
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