EP3271587A4 - Flügelrad für zentrifugalpumpen - Google Patents

Flügelrad für zentrifugalpumpen Download PDF

Info

Publication number
EP3271587A4
EP3271587A4 EP16768970.2A EP16768970A EP3271587A4 EP 3271587 A4 EP3271587 A4 EP 3271587A4 EP 16768970 A EP16768970 A EP 16768970A EP 3271587 A4 EP3271587 A4 EP 3271587A4
Authority
EP
European Patent Office
Prior art keywords
impeller
centrifugal pumps
pumps
centrifugal
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.)
Granted
Application number
EP16768970.2A
Other languages
English (en)
French (fr)
Other versions
EP3271587A1 (de
EP3271587B1 (de
Inventor
Renato GROPPO
Fabio BALBO
Mariano MATTEAZZI
Masashi Obuchi
Dai SAKIHAMA
So Kuroiwa
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.)
Ebara Corp
Original Assignee
Ebara Corp
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 Ebara Corp filed Critical Ebara Corp
Publication of EP3271587A1 publication Critical patent/EP3271587A1/de
Publication of EP3271587A4 publication Critical patent/EP3271587A4/de
Application granted granted Critical
Publication of EP3271587B1 publication Critical patent/EP3271587B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04D29/2266—Rotors specially for centrifugal pumps with special measures for sealing or thrust balance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06—Multi-stage 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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/041—Axial thrust balancing
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/051—Axial thrust balancing
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/287—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps with adjusting means
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/30—Vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
EP16768970.2A 2015-03-20 2016-03-18 Flügelrad für zentrifugalpumpen Active EP3271587B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITVI20150081 2015-03-20
PCT/JP2016/059789 WO2016153068A1 (en) 2015-03-20 2016-03-18 Impeller for centrifugal pumps

Publications (3)

Publication Number Publication Date
EP3271587A1 EP3271587A1 (de) 2018-01-24
EP3271587A4 true EP3271587A4 (de) 2018-10-17
EP3271587B1 EP3271587B1 (de) 2023-07-12

Family

ID=53177841

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16768970.2A Active EP3271587B1 (de) 2015-03-20 2016-03-18 Flügelrad für zentrifugalpumpen

Country Status (12)

Country Link
US (1) US20180045213A1 (de)
EP (1) EP3271587B1 (de)
JP (1) JP6676651B2 (de)
KR (1) KR102491363B1 (de)
CN (1) CN107429706A (de)
BR (1) BR112017020084B1 (de)
DK (1) DK3271587T3 (de)
ES (1) ES2954939T3 (de)
MY (1) MY193271A (de)
RU (1) RU2709404C2 (de)
TW (1) TWI725016B (de)
WO (1) WO2016153068A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20150308A1 (it) 2015-05-04 2016-11-04 Ebara Corp Struttura di girante, particolarmente per pompe centrifughe
CN106907348B (zh) * 2015-12-23 2021-04-09 德昌电机(深圳)有限公司 叶轮及使用该叶轮的泵
EP3324052A1 (de) * 2016-11-18 2018-05-23 Sogefi Air & Cooling (SAS) Laufrad für eine flüssigkeitspumpe
WO2023274991A1 (en) 2021-07-02 2023-01-05 Koninklijke Philips N.V. Impeller for used in a fan and a fan

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541607A (en) * 1968-05-29 1970-11-17 Itt Centrifugal pump
US3944406A (en) * 1973-12-20 1976-03-16 Veb Chemieanlagenbau-Und Montagekombinat Centrifugal pump for pumping liquids with heavy gas content
JPS5472501A (en) * 1977-11-21 1979-06-11 Hitachi Ltd Axial thrust reducing method for centrifugal, mixed flow pump

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US2733361A (en) * 1956-01-31 bessiere
US958612A (en) * 1907-08-12 1910-05-17 Wilhelm Heinrich Eyermann Means for balancing turbines and pumps.
FR526862A (fr) * 1919-11-11 1921-10-15 Walter Hayhurst Perfectionnements aux pompes centrifuges
US1473802A (en) * 1921-10-26 1923-11-13 Superior Mfg Company Centrifugal pump with self-centering runner
US1634317A (en) * 1925-07-22 1927-07-05 Worthington Pump & Mach Corp Impeller balancing and sealing device
US1871747A (en) * 1929-07-05 1932-08-16 Dempster Mill Mfg Company Impeller for centrifugal pumps
US2276077A (en) * 1941-05-09 1942-03-10 Duriron Co Pump impeller
US2658455A (en) * 1948-02-26 1953-11-10 Laval Steam Turbine Co Impeller with center intake
US2761393A (en) * 1950-05-19 1956-09-04 Thompson Prod Inc Submerged booster pump assembly
US3213794A (en) * 1962-02-02 1965-10-26 Nash Engineering Co Centrifugal pump with gas separation means
US3652186A (en) * 1970-05-25 1972-03-28 Carter Co J C Pressure lubricated, cooled and thrust balanced pump and motor unit
US4086020A (en) * 1974-06-07 1978-04-25 Hitachi, Ltd. Hydraulic machine
US4186320A (en) * 1977-10-21 1980-01-29 Electromatic Drive Corporation Hysteresis brake assembly
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
US5167678A (en) * 1988-04-11 1992-12-01 A. Ahlstrom Corporation Apparatus for separating gas with a pump from a medium being pumped
US4890980A (en) * 1988-08-08 1990-01-02 Ingersoll-Rand Company Centrifugal pump
EP0379197B1 (de) * 1989-01-19 1993-12-08 Ebara Corporation Pumpenlaufrad
US5017103A (en) * 1989-03-06 1991-05-21 St. Jude Medical, Inc. Centrifugal blood pump and magnetic coupling
SU1625110A2 (ru) * 1989-07-11 1994-03-15 Центральное конструкторское бюро машиностроения Центробежная машина
US4936744A (en) * 1989-07-25 1990-06-26 Goulds Pumps, Incorporated Centrifugal pump
JPH03111697A (ja) * 1989-09-22 1991-05-13 Jidosha Denki Kogyo Co Ltd 小型遠心ポンプ
US5061151A (en) * 1990-02-22 1991-10-29 Sundstrand Corporation Centrifugal pump system with liquid ring priming pump
US5827041A (en) * 1996-03-25 1998-10-27 Charhut; Frank J. Pump and seal arrangement to prevent leakage due to fluid boiling and cavitation
JPH10103293A (ja) * 1996-09-30 1998-04-21 Kubota Corp 送風機
JP3537349B2 (ja) * 1998-04-20 2004-06-14 日機装株式会社 スラストバランス装置
US6752590B2 (en) * 2002-09-26 2004-06-22 International Engine Intellectual Property Company, Llc Water pump and impeller therefor
JP4426776B2 (ja) * 2003-04-25 2010-03-03 株式会社やまびこ 送風用遠心羽根車
FI20050450A (fi) * 2005-04-29 2006-10-30 Sulzer Pumpen Ag Keskipakopumppu ja sen juoksupyörä
IT1392143B1 (it) * 2008-09-15 2012-02-22 Pompe Garbarino S P A Pompa centrifuga multistadio con tamburo di bilanciamento idraulico a trafilamento controllato.
US8221070B2 (en) * 2009-03-25 2012-07-17 Woodward, Inc. Centrifugal impeller with controlled force balance
CN102322443A (zh) * 2011-09-08 2012-01-18 浙江工业大学 轴向力平衡的单级离心泵
CN103062111B (zh) * 2012-10-09 2016-06-29 宁波风机有限公司 一种风机叶轮
JP5472501B2 (ja) 2013-02-22 2014-04-16 大日本印刷株式会社 セキュリティ用封筒
US10001133B2 (en) * 2015-10-02 2018-06-19 Sundyne, Llc Low-cavitation impeller and pump
RU188224U1 (ru) * 2018-08-27 2019-04-03 ОБЩЕСТВО С ОГРАНИЧЕННОЙ ОТВЕТСТВЕННОСТЬЮ "ЛУКОЙЛ ЭПУ Сервис" Ступень погружного многоступенчатого лопастного насоса

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541607A (en) * 1968-05-29 1970-11-17 Itt Centrifugal pump
US3944406A (en) * 1973-12-20 1976-03-16 Veb Chemieanlagenbau-Und Montagekombinat Centrifugal pump for pumping liquids with heavy gas content
JPS5472501A (en) * 1977-11-21 1979-06-11 Hitachi Ltd Axial thrust reducing method for centrifugal, mixed flow pump

Also Published As

Publication number Publication date
KR102491363B1 (ko) 2023-01-26
US20180045213A1 (en) 2018-02-15
CN107429706A (zh) 2017-12-01
RU2017135417A (ru) 2019-04-09
TWI725016B (zh) 2021-04-21
TW201638475A (zh) 2016-11-01
JP6676651B2 (ja) 2020-04-08
BR112017020084B1 (pt) 2023-03-14
WO2016153068A1 (en) 2016-09-29
RU2709404C2 (ru) 2019-12-17
MY193271A (en) 2022-09-29
JP2018508701A (ja) 2018-03-29
DK3271587T3 (da) 2023-09-11
EP3271587A1 (de) 2018-01-24
RU2017135417A3 (de) 2019-07-17
ES2954939T3 (es) 2023-11-27
EP3271587B1 (de) 2023-07-12
KR20170129822A (ko) 2017-11-27
BR112017020084A2 (pt) 2019-05-14

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