FR2665734B1 - - Google Patents

Info

Publication number
FR2665734B1
FR2665734B1 FR9110242A FR9110242A FR2665734B1 FR 2665734 B1 FR2665734 B1 FR 2665734B1 FR 9110242 A FR9110242 A FR 9110242A FR 9110242 A FR9110242 A FR 9110242A FR 2665734 B1 FR2665734 B1 FR 2665734B1
Authority
FR
France
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 - Lifetime
Application number
FR9110242A
Other versions
FR2665734A1 (fr
Inventor
John E Holdsworth
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.)
Hitachi Global Air Power US LLC
Original Assignee
Sullair LLC
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 Sullair LLC filed Critical Sullair LLC
Publication of FR2665734A1 publication Critical patent/FR2665734A1/fr
Application granted granted Critical
Publication of FR2665734B1 publication Critical patent/FR2665734B1/fr
Granted 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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/04—Heating; Cooling; Heat insulation
    • F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
    • 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02—Lubrication; Lubricant separation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S418/00—Rotary expansible chamber devices
    • Y10S418/01—Non-working fluid separation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
FR9110242A 1990-08-13 1991-08-12 Systeme et procede de commande de circuit de pompe a vide. Granted FR2665734A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/566,737 US5028220A (en) 1990-08-13 1990-08-13 Cooling and lubrication system for a vacuum pump

Publications (2)

Publication Number Publication Date
FR2665734A1 FR2665734A1 (fr) 1992-02-14
FR2665734B1 true FR2665734B1 (fr) 1994-11-25

Family

ID=24264154

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9110242A Granted FR2665734A1 (fr) 1990-08-13 1991-08-12 Systeme et procede de commande de circuit de pompe a vide.

Country Status (2)

Country Link
US (1) US5028220A (fr)
FR (1) FR2665734A1 (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2530765B2 (ja) * 1990-08-31 1996-09-04 株式会社神戸製鋼所 油冷式圧縮機の運転方法
BE1010376A3 (nl) * 1996-06-19 1998-07-07 Atlas Copco Airpower Nv Rotatieve kompressor.
CA2316822A1 (fr) * 1997-12-30 1999-07-15 Ateliers Busch S.A. Dispositif de refroidissement
US6149408A (en) * 1999-02-05 2000-11-21 Compressor Systems, Inc. Coalescing device and method for removing particles from a rotary gas compressor
IT1313545B1 (it) * 1999-09-23 2002-07-24 Nuovo Pignone Spa Gruppo di pompaggio a vite per il trattamento di fluidi in piu' fasi
JP3941452B2 (ja) * 2001-10-17 2007-07-04 株式会社豊田自動織機 真空ポンプにおける運転停止制御方法及び運転停止制御装置
US7165933B2 (en) * 2001-12-04 2007-01-23 Kag Holding A/S Screw pump for transporting emulsions susceptible to mechanical handling
US7165949B2 (en) * 2004-06-03 2007-01-23 Hamilton Sundstrand Corporation Cavitation noise reduction system for a rotary screw vacuum pump
GB0506096D0 (en) * 2005-03-24 2005-05-04 Aesseal Plc Automatic and timed flushing of liquid in a system supporting a mechanical seal
JP5103246B2 (ja) * 2008-01-24 2012-12-19 株式会社神戸製鋼所 スクリュ圧縮機
US9482230B2 (en) * 2012-10-17 2016-11-01 Johnson Controls Technology Company Screw compressor
JP6172004B2 (ja) * 2014-03-20 2017-08-02 Ｊｆｅスチール株式会社 オイルバス内駆動式装置およびその運転方法
US10480713B2 (en) * 2015-02-18 2019-11-19 Mitsubishi Heavy Industries Compressor Corporation Oil console device and rotating machine lubrication system
BE1023673B1 (nl) * 2015-12-11 2017-06-12 Atlas Copco Airpower Naamloze Vennootschap Werkwijze voor het regelen van de vloeistofinjectie van een compressorinrichting, een vloeistofgeïnjecteerde compressorinrichting en een vloeistofgeïnjecteerd compressorelement
BR112018011739B1 (pt) * 2015-12-11 2022-12-20 Atlas Copco Airpower, Naamloze Vennootschap Método para controlar a injeção de líquido de um dispositivo compressor ou dispositivo expansor, um dispositivo compressor ou dispositivo expansor injetado com líquido e um elemento compressor ou elemento expansor injetado com líquido
BE1023714B1 (nl) * 2015-12-11 2017-06-26 Atlas Copco Airpower Naamloze Vennootschap Werkwijze voor het regelen van de vloeistofinjectie van een compressor- of expanderinrichting, een vloeistofgeïnjecteerde compressor- of expanderinrichting en een vloeistofgeïnjecteerd compressor- of expanderelement
WO2017096438A1 (fr) * 2015-12-11 2017-06-15 Atlas Copco Airpower, Naamloze Vennootschap Procédé de régulation de l'injection de liquide d'un compresseur, compresseur à injection de liquide et élément compresseur à injection de liquide
CN105386977B (zh) * 2015-12-21 2017-08-04 上海齐耀螺杆机械有限公司 喷液无油螺杆压缩机的防高温咬合保护装置及其保护机构
TWI787194B (zh) * 2016-08-17 2022-12-21 大陸商江森自控空調冷凍設備（無錫）有限公司 油流開關及帶有油流開關的製冷系統的潤滑系統
CN106949062A (zh) * 2017-05-03 2017-07-14 山东宝成制冷设备有限公司 一种直冷式块冰机机组的机油储备罐
CN108869296B (zh) * 2018-08-31 2019-07-09 重庆开山压缩机有限公司 喷油螺杆式真空泵
FR3133650B1 (fr) * 2022-03-21 2024-03-01 Pfeiffer Vacuum Pompe à vide

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2470655A (en) * 1944-06-12 1949-05-17 Allis Chalmers Mfg Co Cooling and lubrication of compressors
US2938664A (en) * 1955-01-17 1960-05-31 Leybold S Nachfolger Fa E Pump
US3073514A (en) * 1956-11-14 1963-01-15 Svenska Rotor Maskiner Ab Rotary compressors
US2937807A (en) * 1956-12-26 1960-05-24 Heraeus Gmbh W C High vacuum pumps
GB950057A (en) * 1959-04-20 1964-02-19 Svenska Rotor Maskiner Ab Improvements in or relating to rotary compressors
US3556697A (en) * 1969-04-10 1971-01-19 Ingersoll Rand Co Sealing arrangement for vacuum pump
DE2123011A1 (de) * 1971-05-10 1972-12-14 Audi NSU Auto Union AG, 7107 Neckars ulm, Wankel GmbH, 8990 Lindau Kreiskolben Brennkraftmaschine mit ölgekühltem Kolben
US3820350A (en) * 1972-12-14 1974-06-28 Stal Refrigeration Ab Rotary compressor with oil cooling
JPS5944514B2 (ja) * 1974-09-02 1984-10-30 北越工業 （株） 液体処理による液冷式回転圧縮機の運転動力軽減方法
FR2401338B1 (fr) * 1977-06-17 1980-03-14 Cit Alcatel
JPS5614895A (en) * 1979-07-18 1981-02-13 Mayekawa Mfg Co Ltd Moisture removing method for injection oil in oil circulation system in oil injection screw compressor
DE2948992A1 (de) * 1979-12-05 1981-06-11 Karl Prof.Dr.-Ing. 3000 Hannover Bammert Rotorverdichter, insbesondere schraubenrotorverdichter, mit schmiermittelzufuhr zu und schmiermitteldrainage von den lagern
JPS5714895A (en) * 1981-02-07 1982-01-26 Nippon Musical Instruments Mfg Modulation effect device for electronic musical instrument
JPS57191490A (en) * 1981-05-22 1982-11-25 Hitachi Ltd Oil supply controlling apparatus for oil-cooled compressor

Also Published As

Publication number Publication date
US5028220A (en) 1991-07-02
FR2665734A1 (fr) 1992-02-14

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