NO20004544D0 - Forbedret pumpeanordning og forbedrede fremgangsmÕter - Google Patents

Forbedret pumpeanordning og forbedrede fremgangsmÕter

Info

Publication number
NO20004544D0
NO20004544D0 NO20004544A NO20004544A NO20004544D0 NO 20004544 D0 NO20004544 D0 NO 20004544D0 NO 20004544 A NO20004544 A NO 20004544A NO 20004544 A NO20004544 A NO 20004544A NO 20004544 D0 NO20004544 D0 NO 20004544D0
Authority
NO
Norway
Prior art keywords
improved
pumping device
methods
improved methods
improved pumping
Prior art date
Application number
NO20004544A
Other languages
English (en)
Other versions
NO20004544L (no
Inventor
Moadak Arif Zaher
Original Assignee
Unitec Inst Of Technology
Zaher Mouafak Arif
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
Priority claimed from NZ32996998A external-priority patent/NZ329969A/en
Application filed by Unitec Inst Of Technology, Zaher Mouafak Arif filed Critical Unitec Inst Of Technology
Publication of NO20004544D0 publication Critical patent/NO20004544D0/no
Publication of NO20004544L publication Critical patent/NO20004544L/no

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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4273—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/14—Preswirling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Jet Pumps And Other Pumps (AREA)
NO20004544A 1998-03-13 2000-09-12 Forbedret pumpeanordning og forbedrede fremgangsmÕter NO20004544L (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NZ32996998A NZ329969A (en) 1998-03-13 1998-03-13 Low suction head centrifugal pump with fluid bled from outlet to inlet to increase velocity head of inlet fluid
NZ33440899 1999-02-26
PCT/NZ1999/000029 WO1999046513A1 (en) 1998-03-13 1999-03-12 Improved pumping apparatus and methods

Publications (2)

Publication Number Publication Date
NO20004544D0 true NO20004544D0 (no) 2000-09-12
NO20004544L NO20004544L (no) 2000-11-13

Family

ID=26651887

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20004544A NO20004544L (no) 1998-03-13 2000-09-12 Forbedret pumpeanordning og forbedrede fremgangsmÕter

Country Status (7)

Country Link
US (1) US6517309B1 (no)
EP (1) EP1062431A1 (no)
JP (1) JP2002506174A (no)
AU (1) AU747592B2 (no)
BR (1) BR9909246A (no)
NO (1) NO20004544L (no)
WO (1) WO1999046513A1 (no)

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NZ336855A (en) * 1999-07-21 2002-03-01 Unitec Inst Of Technology Multi-phase flow pump with vanes having large spaces there between
US20070003497A1 (en) * 1999-10-26 2007-01-04 Holloway William D Jr Device and method for mixing liquids and oils or particulate solids and mixtures generated therefrom
BR0015223A (pt) * 1999-10-26 2002-06-18 Bio Hydration Res Lab Inc Lìquidos em micro-feixes e métodos para fazê-los e usá-los
US7775759B2 (en) * 2003-12-24 2010-08-17 Honeywell International Inc. Centrifugal compressor with surge control, and associated method
US20060067833A1 (en) * 2004-09-22 2006-03-30 Hamilton Sundstrand Integral add heat and surge control valve for compressor
FI20050119L (fi) * 2005-02-02 2006-08-03 Sulzer Pumpen Ag Menetelmä ja laite kaasumaisen tai nestemäisen aineen syöttämiseksi väliaineen joukkoon
US8855945B2 (en) * 2005-09-22 2014-10-07 GM Global Technology Operations LLC Feedforward control of the volume flow in a hydraulic system
GB2443423A (en) * 2006-11-02 2008-05-07 Aqualisa Products Ltd Water pump
JP2008175075A (ja) * 2007-01-16 2008-07-31 Ihi Corp キャビテーション流れの安定化装置
DE102008016800A1 (de) * 2008-04-02 2009-10-08 Mtu Aero Engines Gmbh Gasturbinenverdichter
WO2010011629A1 (en) * 2008-07-21 2010-01-28 University Of Massachusetts Synthetic structure for asymmetric eddies in the ocean
US10790723B2 (en) 2010-08-24 2020-09-29 Qwtip Llc Disk-pack turbine
US9605663B2 (en) 2010-08-24 2017-03-28 Qwtip Llc System and method for separating fluids and creating magnetic fields
US8636910B2 (en) 2010-08-24 2014-01-28 Qwtip Llc Water treatment and revitalization system and method
US8820071B2 (en) * 2011-07-20 2014-09-02 GM Global Technology Operations LLC Integrated compressor housing and inlet
US9474991B2 (en) 2011-08-24 2016-10-25 Qwtip, Llc Water treatment system and method
EA031451B1 (ru) 2011-08-24 2019-01-31 Квтип Ллк Система и способ обработки воды
WO2013029016A2 (en) 2011-08-24 2013-02-28 Qwtip Llc Retrofit attachments for water treatment systems
AR093196A1 (es) 2012-02-28 2015-05-27 Qwtip Llc Sistema y metodo de desalinizacion y/o produccion de gas
WO2013130888A1 (en) 2012-02-29 2013-09-06 Qwtip Llc Levitation and distribution system and method
US9243550B2 (en) * 2012-03-12 2016-01-26 Ford Global Technologies, Llc Turbocharger compressor inlet flow control
US9726185B2 (en) 2013-05-14 2017-08-08 Honeywell International Inc. Centrifugal compressor with casing treatment for surge control
US20160215778A1 (en) 2013-09-12 2016-07-28 Ebara Corporation Apparatus and method for alleviating and preventing cavitation surge of water supply conduit system
CN106573186A (zh) * 2014-06-17 2017-04-19 J·W·施莱法斯 浓缩器和结晶器蒸发系统
CN105090044B (zh) * 2014-11-21 2017-07-14 衢州学院 离心泵
CN105090045A (zh) * 2014-12-02 2015-11-25 芜湖三峰节能设备有限公司 一种工业机械密封的离心泵
SE540255C2 (en) 2014-12-19 2018-05-15 Scania Cv Ab Cooling system for cooling a combustion engine and a motor vehicle comprising such a cooling system
US10513343B2 (en) * 2015-08-03 2019-12-24 Parker-Hannifin Corporation Integral pump pressure relief valve
CN105508307A (zh) * 2016-01-06 2016-04-20 中国计量学院 防产生汽蚀的旋涡泵
CN105604958A (zh) * 2016-02-21 2016-05-25 中国计量学院 不易产生汽蚀的双吸泵
CN106089750A (zh) * 2016-06-24 2016-11-09 合肥欧克斯新型建材有限公司 一种提高工业离心泵机械密封性的装置
CN106089748A (zh) * 2016-06-24 2016-11-09 合肥欧克斯新型建材有限公司 一种工业离心泵机械密封运行保护工艺
CN106286415A (zh) * 2016-10-21 2017-01-04 杭州激湍流体科技有限公司 防产生噪音的旋涡泵
CN108050109B (zh) * 2018-01-08 2024-08-23 山西天海给排水设备有限公司 一种抑制汽蚀的离心泵及其工作方法
GB201810885D0 (en) 2018-07-03 2018-08-15 Rolls Royce Plc High efficiency gas turbine engine
US10436035B1 (en) * 2018-07-03 2019-10-08 Rolls-Royce Plc Fan design
CN113915144A (zh) * 2021-09-17 2022-01-11 湖南精工特泵有限公司 一种凝结泵
CN118775347B (zh) * 2024-09-04 2025-01-28 重庆和巽泵业有限公司 一种防气蚀用离心泵辅助装置

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Publication number Priority date Publication date Assignee Title
GB1006365A (en) * 1962-10-15 1965-09-29 English Electric Co Ltd Improvements in or relating to hydraulic pumps and reversible pump turbines
GB1195993A (en) * 1967-08-11 1970-06-24 Rolls Royce Centrifugal Pumps.
US3976390A (en) * 1974-12-23 1976-08-24 Chicago Pneumatic Tool Company Means for controlling flow instability in centrifugal compressors
IT8024009A0 (it) * 1979-09-03 1980-08-05 Klein Schanzlin & Becker Ag Dispositivo per migliorare il comportamento di cavitazione di pompe centrifughe.
FR2484025A1 (fr) * 1980-06-06 1981-12-11 Neyrpic Dispositif permettant de faciliter le demarrage des pompes et turbines-pompes multietages a diffuseur fixe
DE3308914A1 (de) * 1983-03-12 1984-09-13 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Einrichtung zum vermeiden oder wesentlichen vermindern von teillast-kavitationsschaeden bei einer kreiselpumpenanlage
US4964783A (en) * 1988-04-20 1990-10-23 Hanning Electro-Werke Gmbh & Co. Device for emptying a liquid-collection tank in a water-conducting household appliance
US5333638A (en) * 1993-01-21 1994-08-02 Keystone International Holdings Corp. Automatic recirculation valve
FR2724424B1 (fr) * 1994-09-14 1996-12-13 Inst Francais Du Petrole Systeme de pompage polyphasique a boucle de regulation

Also Published As

Publication number Publication date
NO20004544L (no) 2000-11-13
JP2002506174A (ja) 2002-02-26
BR9909246A (pt) 2000-11-28
AU3176199A (en) 1999-09-27
AU747592B2 (en) 2002-05-16
EP1062431A1 (en) 2000-12-27
WO1999046513A1 (en) 1999-09-16
US6517309B1 (en) 2003-02-11

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Legal Events

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