DE3865615D1 - Startverfahren fuer die serie geschaltete vakuumpumpen und einrichtung zur anwendung des verfahrens. - Google Patents

Startverfahren fuer die serie geschaltete vakuumpumpen und einrichtung zur anwendung des verfahrens.

Info

Publication number
DE3865615D1
DE3865615D1 DE8888115311T DE3865615T DE3865615D1 DE 3865615 D1 DE3865615 D1 DE 3865615D1 DE 8888115311 T DE8888115311 T DE 8888115311T DE 3865615 T DE3865615 T DE 3865615T DE 3865615 D1 DE3865615 D1 DE 3865615D1
Authority
DE
Germany
Prior art keywords
pump
primary pump
vacuum pumps
applying
starting
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE8888115311T
Other languages
English (en)
Inventor
Jean-Marie Crinquette
Jacques Long
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alcatel CIT SA
Original Assignee
Alcatel CIT SA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9355219&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3865615(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Alcatel CIT SA filed Critical Alcatel CIT SA
Application granted granted Critical
Publication of DE3865615D1 publication Critical patent/DE3865615D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
    • F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
    • 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
    • F04B41/00—Pumping installations or systems specially adapted for elastic fluids
    • F04B41/06—Combinations of two or more 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
    • F04B49/02—Stopping, starting, unloading or idling control

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
  • Jet Pumps And Other Pumps (AREA)
DE8888115311T 1987-09-25 1988-09-19 Startverfahren fuer die serie geschaltete vakuumpumpen und einrichtung zur anwendung des verfahrens. Expired - Fee Related DE3865615D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8713267A FR2621141B1 (fr) 1987-09-25 1987-09-25 Procede de demarrage de pompes a vide couplees en serie, et dispositif permettant la mise en oeuvre de ce procede

Publications (1)

Publication Number Publication Date
DE3865615D1 true DE3865615D1 (de) 1991-11-21

Family

ID=9355219

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888115311T Expired - Fee Related DE3865615D1 (de) 1987-09-25 1988-09-19 Startverfahren fuer die serie geschaltete vakuumpumpen und einrichtung zur anwendung des verfahrens.

Country Status (8)

Country Link
US (1) US4887941A (de)
EP (1) EP0308846B1 (de)
JP (1) JPH01106980A (de)
AT (1) ATE68565T1 (de)
DE (1) DE3865615D1 (de)
ES (1) ES2026620T3 (de)
FR (1) FR2621141B1 (de)
GR (1) GR3003251T3 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02102385A (ja) * 1988-10-08 1990-04-13 Toyo Eng Corp 排気装置
FR2652390B1 (fr) * 1989-09-27 1991-11-29 Cit Alcatel Groupe de pompage a vide.
US5217273A (en) * 1992-05-14 1993-06-08 H-Square Corporation Serial pumping for portable handling tool of electronic workpieces
JP3847357B2 (ja) * 1994-06-28 2006-11-22 株式会社荏原製作所 真空系の排気装置
JP3406834B2 (ja) * 1998-05-19 2003-05-19 株式会社東海理化電機製作所 モータ駆動回路
JP3929185B2 (ja) * 1998-05-20 2007-06-13 株式会社荏原製作所 真空排気装置及び方法
US6045331A (en) * 1998-08-10 2000-04-04 Gehm; William Fluid pump speed controller
JP2002541541A (ja) * 1999-04-07 2002-12-03 アルカテル 真空チャンバ内の圧力を調整するためのシステム、このシステムを装備した真空ポンピングユニット
DE10130426B4 (de) * 2001-06-23 2021-03-18 Pfeiffer Vacuum Gmbh Vakuumpumpsystem
DE20214764U1 (de) * 2002-09-19 2002-11-21 Stöber Antriebstechnik GmbH & Co, 75177 Pforzheim Schalteinrichtung zur Ansteuerung wenigstens zweier Motoren
US7033142B2 (en) * 2003-01-24 2006-04-25 Pfeifer Vacuum Gmbh Vacuum pump system for light gases
JP2004324644A (ja) * 2003-04-10 2004-11-18 Ebara Corp ドライ真空ポンプ及びその起動方法
JP4218756B2 (ja) * 2003-10-17 2009-02-04 株式会社荏原製作所 真空排気装置
US7028491B2 (en) * 2004-03-29 2006-04-18 Tecumseh Products Company Method and apparatus for reducing inrush current in a multi-stage compressor
GB0418771D0 (en) * 2004-08-20 2004-09-22 Boc Group Plc Evacuation of a load lock enclosure
US20070020115A1 (en) * 2005-07-01 2007-01-25 The Boc Group, Inc. Integrated pump apparatus for semiconductor processing
JP4737770B2 (ja) * 2006-09-12 2011-08-03 アネスト岩田株式会社 真空ポンプの運転制御装置および方法
US8506259B2 (en) 2009-12-23 2013-08-13 Solar Turbines Inc. Fluid compression system
FR2969721B1 (fr) * 2010-12-23 2013-01-04 Fontaine Piscines Dispositif de vidange soufflant et procede de vidange par soufflage
US10428807B2 (en) * 2011-12-09 2019-10-01 Applied Materials, Inc. Pump power consumption enhancement
JP2018178846A (ja) * 2017-04-12 2018-11-15 株式会社荏原製作所 真空ポンプ装置の運転制御装置、及び運転制御方法
JP7218706B2 (ja) * 2019-10-18 2023-02-07 株式会社島津製作所 真空排気装置および真空排気装置の起動方法
CN111306027B (zh) * 2020-02-17 2022-11-11 柳州柳工挖掘机有限公司 旋挖钻机主泵功率控制方法及***

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2246932A (en) * 1939-09-21 1941-06-24 Chicago Pneumatic Tool Co Combination single and two stage vacuum pump
US2295775A (en) * 1940-10-31 1942-09-15 Westinghouse Air Brake Co Compressor control apparatus
US2926835A (en) * 1955-02-24 1960-03-01 Heraeus Gmbh W C Vacuum pump control apparatus
DE2430314C3 (de) * 1974-06-24 1982-11-25 Siemens AG, 1000 Berlin und 8000 München Flüssigkeitsring-Vakuumpumpe mit vorgeschaltetem Verdichter
JPS6010190B2 (ja) * 1976-04-20 1985-03-15 松下電器産業株式会社 圧縮機
DE3208928A1 (de) * 1982-02-02 1983-09-22 Alfred Dipl.-Ing.(FH) 7257 Ditzingen Wieland Vakuumanlage fuer kraftfahrzeuge
US4699570A (en) * 1986-03-07 1987-10-13 Itt Industries, Inc Vacuum pump system
JPH0784871B2 (ja) * 1986-06-12 1995-09-13 株式会社日立製作所 真空排気装置
US4767280A (en) * 1987-08-26 1988-08-30 Markuson Neil D Computerized controller with service display panel for an oil well pumping motor

Also Published As

Publication number Publication date
ES2026620T3 (es) 1992-05-01
JPH01106980A (ja) 1989-04-24
EP0308846B1 (de) 1991-10-16
US4887941A (en) 1989-12-19
ATE68565T1 (de) 1991-11-15
FR2621141B1 (fr) 1989-12-01
EP0308846A1 (de) 1989-03-29
JPH0238796B2 (de) 1990-08-31
FR2621141A1 (fr) 1989-03-31
GR3003251T3 (en) 1993-02-17

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee