ATE216030T1 - Pumpenlaufrad mit getrennten, versetzten leitschaufeln - Google Patents

Pumpenlaufrad mit getrennten, versetzten leitschaufeln

Info

Publication number
ATE216030T1
ATE216030T1 AT96944479T AT96944479T ATE216030T1 AT E216030 T1 ATE216030 T1 AT E216030T1 AT 96944479 T AT96944479 T AT 96944479T AT 96944479 T AT96944479 T AT 96944479T AT E216030 T1 ATE216030 T1 AT E216030T1
Authority
AT
Austria
Prior art keywords
hub
vanes
center
separate
impeller
Prior art date
Application number
AT96944479T
Other languages
English (en)
Inventor
Alan Paton
Bruno Schiavello
Giovanni Rigamonti
Original Assignee
Flowserve Man Co
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 Flowserve Man Co filed Critical Flowserve Man Co
Application granted granted Critical
Publication of ATE216030T1 publication Critical patent/ATE216030T1/de

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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2277—Rotors specially for centrifugal pumps with special measures for increasing NPSH or dealing with liquids near boiling-point
    • 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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/24—Vanes
    • F04D29/242—Geometry, shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Rotary Pumps (AREA)
AT96944479T 1995-12-26 1996-12-23 Pumpenlaufrad mit getrennten, versetzten leitschaufeln ATE216030T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/578,299 US5605444A (en) 1995-12-26 1995-12-26 Pump impeller having separate offset inlet vanes
PCT/US1996/020248 WO1997023732A1 (en) 1995-12-26 1996-12-23 Pump impeller having separate offset inlet vanes

Publications (1)

Publication Number Publication Date
ATE216030T1 true ATE216030T1 (de) 2002-04-15

Family

ID=24312271

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96944479T ATE216030T1 (de) 1995-12-26 1996-12-23 Pumpenlaufrad mit getrennten, versetzten leitschaufeln

Country Status (10)

Country Link
US (1) US5605444A (de)
EP (1) EP0870111B1 (de)
CN (1) CN1087406C (de)
AT (1) ATE216030T1 (de)
AU (1) AU712130B2 (de)
CA (1) CA2241283A1 (de)
DE (1) DE69620635T2 (de)
ES (1) ES2175180T3 (de)
TW (1) TW342425B (de)
WO (1) WO1997023732A1 (de)

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US6568907B2 (en) * 2001-09-28 2003-05-27 Sunonwealth Electric Machine Industry Co., Ltd. Impeller structure
JP3462870B2 (ja) * 2002-01-04 2003-11-05 三菱重工業株式会社 ラジアルタービン用羽根車
US6707181B1 (en) 2002-11-15 2004-03-16 Visteon Global Technologies, Inc. Alternator fan
US7648678B2 (en) 2002-12-20 2010-01-19 Dako Denmark A/S Method and system for pretreatment of tissue slides
US7607886B2 (en) * 2004-05-19 2009-10-27 Delta Electronics, Inc. Heat-dissipating device
US7264443B2 (en) * 2005-01-21 2007-09-04 General Motors Corporation Centrifugal water pump
JP4935048B2 (ja) * 2005-10-27 2012-05-23 日本電産株式会社 遠心ファン
US7326037B2 (en) * 2005-11-21 2008-02-05 Schlumberger Technology Corporation Centrifugal pumps having non-axisymmetric flow passage contours, and methods of making and using same
CZ300288B6 (cs) * 2006-11-09 2009-04-15 Vysoké ucení technické v Brne Obežné kolo, zejména odstredivého cerpadla
US8313300B2 (en) * 2007-06-14 2012-11-20 Christianson Systems, Inc. Rotor for centrifugal compressor
TWI325753B (en) * 2007-07-24 2010-06-01 Sunonwealth Electr Mach Ind Co Impeller structure
PT3009685T (pt) * 2008-05-27 2021-01-21 Weir Minerals Australia Ltd Melhorias relacionadas a impulsores de bomba centrífuga
EP3053623B1 (de) 2008-06-05 2019-08-14 ResMed Pty Ltd Behandlung von atemwegserkrankungen
EP2317150B1 (de) 2009-10-29 2019-12-18 ResMed Pty Ltd Patientenbeatmungsvorrichtung und Komponenten davon
CN101963163A (zh) * 2010-11-12 2011-02-02 合肥大元泵业股份有限公司 中央空调用屏蔽电泵的焊接式叶轮
DE102011107286A1 (de) * 2011-07-06 2013-01-10 Voith Patent Gmbh Strömungskraftwerk und Verfahren für dessen Betrieb
ES2629191T3 (es) 2011-07-13 2017-08-07 Fisher & Paykel Healthcare Limited Conjunto de impulsor y motor
CN102954032A (zh) * 2012-11-22 2013-03-06 无锡惠山泵业有限公司 离心水泵
AU2013365897A1 (en) 2012-12-18 2015-07-16 Fisher & Paykel Healthcare Limited Impeller and motor assembly
US10480325B2 (en) * 2013-05-22 2019-11-19 Borgwarner Inc. Balanced mixed flow turbine wheel
WO2016060221A1 (en) * 2014-10-14 2016-04-21 Ebara Corporation Impeller assembly for centrifugal pumps
US9777741B2 (en) * 2014-11-20 2017-10-03 Baker Hughes Incorporated Nozzle-shaped slots in impeller vanes
ITUB20150308A1 (it) * 2015-05-04 2016-11-04 Ebara Corp Struttura di girante, particolarmente per pompe centrifughe
GB2539514A (en) * 2015-06-20 2016-12-21 Gilbert Gilkes & Gordon Ltd Impellers for centrifugal pumps
CN104895833B (zh) * 2015-06-30 2017-03-08 四川安岳宇良汽车水泵有限公司 自吸式清水泵
CN107687424A (zh) * 2016-08-05 2018-02-13 天津振达泵业有限公司 一种泵用叶轮装置
CN110177951B (zh) * 2017-03-29 2021-02-19 三菱重工发动机和增压器株式会社 叶轮及离心压缩机
JP2018178820A (ja) * 2017-04-10 2018-11-15 日本電産サンキョー株式会社 ポンプ装置
CN107061351A (zh) * 2017-04-18 2017-08-18 成都特普瑞斯节能环保科技有限公司 一种双旋型污水泵防缠轮盘
WO2018199774A1 (en) 2017-04-23 2018-11-01 Fisher & Paykel Healthcare Limited Breathing assistance apparatus
US10443387B2 (en) * 2017-05-24 2019-10-15 Honeywell International Inc. Turbine wheel with reduced inertia
CN107882769A (zh) * 2017-10-11 2018-04-06 中国航发西安动力控制科技有限公司 一种离心泵叶轮轮套
US11181119B2 (en) * 2018-04-20 2021-11-23 Johnson Electric International AG Impeller and water pump having the same
WO2020037644A1 (zh) * 2018-08-24 2020-02-27 苏州赫尔拜斯泵业有限公司 半开式导流增压叶轮
CN109209987B (zh) * 2018-11-13 2019-06-25 兰州理工大学 一种抗空化离心泵叶轮及离心泵

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DE63233C (de) * F. KOMMNICK in Neustadt bei Pinne Schaufelrad für Schleuderpumpen
GB195548A (en) * 1922-05-11 1923-04-05 P B Yates Machine Company Ltd Improvements in nailing machines
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GB496820A (en) * 1937-06-14 1938-12-07 Benjamin John Lymer Improvements in impellers for centrifugal and/or turbo pumps, rotary blowers and compressors and the like
CH215476A (de) * 1940-05-10 1941-06-30 Bbc Brown Boveri & Cie Kreiselverdichter mit verstellbaren Leitschaufeln vor mindestens einem Laufrad.
DE832548C (de) * 1950-04-04 1952-03-24 Henschel & Sohn G M B H Kreiselpumpe fuer Heisswasserfoerderung
US3918841A (en) * 1972-12-11 1975-11-11 Dengyosha Mach Works Pump impeller assembly
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US4142839A (en) * 1975-02-03 1979-03-06 Lear Siegler, Inc. Centrifugal pump for high V/L performance
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US4093401A (en) * 1976-04-12 1978-06-06 Sundstrand Corporation Compressor impeller and method of manufacture
SU653428A1 (ru) * 1977-10-06 1979-03-25 Сумский филиал Специального конструкторского бюро по созданию воздушных и газовых турбохолодильных машин Многор дна лопаточна решетка центробежной турбомашины
CA1183675A (en) * 1980-12-19 1985-03-12 Isao Miki Method for producing profiled product having fins
US4653976A (en) * 1982-09-30 1987-03-31 General Electric Company Method of compressing a fluid flow in a multi stage centrifugal impeller
IT1198017B (it) * 1986-08-06 1988-12-21 Nuovo Pignone Spa Pompa centrifuga particolarmente adatta per il pompaggio di fluidi ad elevato contenuto di gas
US4815935A (en) * 1987-04-29 1989-03-28 General Motors Corporation Centrifugal compressor with aerodynamically variable geometry diffuser
US4900228A (en) * 1989-02-14 1990-02-13 Airflow Research And Manufacturing Corporation Centrifugal fan with variably cambered blades
US5002461A (en) * 1990-01-26 1991-03-26 Schwitzer U.S. Inc. Compressor impeller with displaced splitter blades
FI87009C (fi) * 1990-02-21 1992-11-10 Tampella Forest Oy Skovelhjul foer centrifugalpumpar
DE4029331C1 (de) * 1990-09-15 1992-01-30 Mtu Muenchen Gmbh
US5215439A (en) * 1991-01-15 1993-06-01 Northern Research & Engineering Corp. Arbitrary hub for centrifugal impellers
US5120196A (en) * 1991-03-11 1992-06-09 General Motors Corporation Impeller for a torque converter

Also Published As

Publication number Publication date
CN1209194A (zh) 1999-02-24
CN1087406C (zh) 2002-07-10
AU1427697A (en) 1997-07-17
CA2241283A1 (en) 1997-07-03
ES2175180T3 (es) 2002-11-16
US5605444A (en) 1997-02-25
EP0870111B1 (de) 2002-04-10
WO1997023732A1 (en) 1997-07-03
TW342425B (en) 1998-10-11
AU712130B2 (en) 1999-10-28
EP0870111A1 (de) 1998-10-14
DE69620635D1 (de) 2002-05-16
DE69620635T2 (de) 2005-06-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee