ZA200706876B - Pumping system and method of operation - Google Patents

Pumping system and method of operation

Info

Publication number
ZA200706876B
ZA200706876B ZA200706876A ZA200706876A ZA200706876B ZA 200706876 B ZA200706876 B ZA 200706876B ZA 200706876 A ZA200706876 A ZA 200706876A ZA 200706876 A ZA200706876 A ZA 200706876A ZA 200706876 B ZA200706876 B ZA 200706876B
Authority
ZA
South Africa
Prior art keywords
pumping system
pumping
Prior art date
Application number
ZA200706876A
Other languages
English (en)
Inventor
Bruce Simon Harold
Original Assignee
Edwards Ltd
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 Edwards Ltd filed Critical Edwards Ltd
Publication of ZA200706876B publication Critical patent/ZA200706876B/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/042—Turbomolecular vacuum pumps
    • 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
    • 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
    • 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
    • F04C28/28—Safety arrangements; Monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0077—Safety measures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/0245—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump
    • F04D15/0263—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump the condition being temperature, ingress of humidity or leakage
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/07—Electric current
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/09—Electric current frequency
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/12—Vibration
    • F04C2270/125—Controlled or regulated
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/17—Tolerance; Play; Gap
    • F04C2270/175—Controlled or regulated
    • 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
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/19—Temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
ZA200706876A 2005-04-29 2007-08-16 Pumping system and method of operation ZA200706876B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0508872A GB0508872D0 (en) 2005-04-29 2005-04-29 Method of operating a pumping system

Publications (1)

Publication Number Publication Date
ZA200706876B true ZA200706876B (en) 2008-06-25

Family

ID=34674159

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200706876A ZA200706876B (en) 2005-04-29 2007-08-16 Pumping system and method of operation

Country Status (7)

Country Link
US (1) US8753095B2 (xx)
EP (1) EP1875075B1 (xx)
CN (1) CN101166902B (xx)
GB (1) GB0508872D0 (xx)
TW (1) TWI364495B (xx)
WO (1) WO2006117503A1 (xx)
ZA (1) ZA200706876B (xx)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0502149D0 (en) 2005-02-02 2005-03-09 Boc Group Inc Method of operating a pumping system
GB0508872D0 (en) 2005-04-29 2005-06-08 Boc Group Plc Method of operating a pumping system
CA2696117A1 (en) * 2007-08-15 2009-02-19 Moyno, Inc. Progressing cavity pump with heat management system
KR101629979B1 (ko) * 2008-07-14 2016-06-13 에드워즈 가부시키가이샤 진공 펌프
JP5782378B2 (ja) * 2009-08-21 2015-09-24 エドワーズ株式会社 真空ポンプ
GB2502134B (en) * 2012-05-18 2015-09-09 Edwards Ltd Method and apparatus for adjusting operating parameters of a vacuum pump arrangement
JP6050081B2 (ja) * 2012-10-05 2016-12-21 株式会社荏原製作所 ドライ真空ポンプ装置
DE102013208829A1 (de) * 2013-05-14 2014-11-20 Oerlikon Leybold Vacuum Gmbh Vakuumpumpe
DE102013223276A1 (de) * 2013-11-14 2015-05-21 Oerlikon Leybold Vacuum Gmbh Regelungsverfahren für einen Hochlauf einer Vakuumpumpe
CN106678064A (zh) * 2016-11-30 2017-05-17 金华尼兰科技有限公司 一种具有自我保护功能的电子真空泵
DE202018003585U1 (de) 2018-08-01 2019-11-06 Leybold Gmbh Vakuumpumpe
CN110469484A (zh) * 2019-09-15 2019-11-19 芜湖聚创新材料有限责任公司 一种工业用大型真空机系统
GB2602625B (en) * 2020-12-15 2023-05-31 Edwards S R O Method for stopping a vacuum pump
US20230028279A1 (en) * 2021-07-26 2023-01-26 Johnson & Johnson Surgical Vision, Inc. Progressive cavity pump cartridge with infrared temperature sensors on fluid inlet and outlet

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GB0502149D0 (en) * 2005-02-02 2005-03-09 Boc Group Inc Method of operating a pumping system
GB0508872D0 (en) 2005-04-29 2005-06-08 Boc Group Plc Method of operating a pumping system
JP5045894B2 (ja) * 2006-05-09 2012-10-10 株式会社島津製作所 磁気軸受装置

Also Published As

Publication number Publication date
EP1875075A1 (en) 2008-01-09
WO2006117503A1 (en) 2006-11-09
CN101166902A (zh) 2008-04-23
US20090317261A1 (en) 2009-12-24
US8753095B2 (en) 2014-06-17
EP1875075B1 (en) 2015-09-30
TW200643309A (en) 2006-12-16
TWI364495B (en) 2012-05-21
CN101166902B (zh) 2010-08-04
GB0508872D0 (en) 2005-06-08

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