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DK3271587T3 - Impeller for centrifugal pumps - Google Patents

Impeller for centrifugal pumps Download PDF

Info

Publication number
DK3271587T3
DK3271587T3 DK16768970.2T DK16768970T DK3271587T3 DK 3271587 T3 DK3271587 T3 DK 3271587T3 DK 16768970 T DK16768970 T DK 16768970T DK 3271587 T3 DK3271587 T3 DK 3271587T3
Authority
DK
Denmark
Prior art keywords
impeller
centrifugal pumps
pumps
centrifugal
Prior art date
Application number
DK16768970.2T
Other languages
Danish (da)
Inventor
Renato Groppo
Fabio Balbo
Mariano Matteazzi
Masashi Obuchi
Dai Sakihama
So Kuroiwa
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
Application granted granted Critical
Publication of DK3271587T3 publication Critical patent/DK3271587T3/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
DK16768970.2T 2015-03-20 2016-03-18 Impeller for centrifugal pumps DK3271587T3 (en)

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 (1)

Publication Number Publication Date
DK3271587T3 true DK3271587T3 (en) 2023-09-11

Family

ID=53177841

Family Applications (1)

Application Number Title Priority Date Filing Date
DK16768970.2T DK3271587T3 (en) 2015-03-20 2016-03-18 Impeller for centrifugal pumps

Country Status (12)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20150308A1 (en) 2015-05-04 2016-11-04 Ebara Corp IMPELLER STRUCTURE, ESPECIALLY FOR CENTRIFUGAL PUMPS
CN106907348B (en) * 2015-12-23 2021-04-09 德昌电机(深圳)有限公司 Impeller and pump using same
EP3324052A1 (en) * 2016-11-18 2018-05-23 Sogefi Air & Cooling (SAS) Impeller for a fluid pump
US12416226B2 (en) 2021-02-08 2025-09-16 Mitsubishi Heavy Industries, Ltd. Crude oil extraction pump
US12410808B2 (en) 2021-02-18 2025-09-09 Mitsubishi Heavy Industries, Ltd. Crude oil extraction pump
JP2024525040A (en) 2021-07-02 2024-07-09 コーニンクレッカ フィリップス エヌ ヴェ Impeller and fan used in fan

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* Cited by examiner, † Cited by third party
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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 (en) * 1919-11-11 1921-10-15 Walter Hayhurst Improvements to centrifugal pumps
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
US3541607A (en) * 1968-05-29 1970-11-17 Itt Centrifugal pump
US3652186A (en) * 1970-05-25 1972-03-28 Carter Co J C Pressure lubricated, cooled and thrust balanced pump and motor unit
US3944406A (en) * 1973-12-20 1976-03-16 Veb Chemieanlagenbau-Und Montagekombinat Centrifugal pump for pumping liquids with heavy gas content
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
JPS5472501A (en) * 1977-11-21 1979-06-11 Hitachi Ltd Axial thrust reducing method for centrifugal, mixed flow pump
IT1198017B (en) * 1986-08-06 1988-12-21 Nuovo Pignone Spa CENTRIFUGAL PUMP PARTICULARLY SUITABLE FOR THE PUMPING OF HIGH GAS CONTENT FLUIDS
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
DE9000532U1 (en) * 1989-01-19 1990-04-19 Ebara Corp., Tokio/Tokyo Pump impeller
US5017103A (en) * 1989-03-06 1991-05-21 St. Jude Medical, Inc. Centrifugal blood pump and magnetic coupling
SU1625110A2 (en) * 1989-07-11 1994-03-15 Центральное конструкторское бюро машиностроения Centrifugal machine
US4936744A (en) * 1989-07-25 1990-06-26 Goulds Pumps, Incorporated Centrifugal pump
JPH03111697A (en) * 1989-09-22 1991-05-13 Jidosha Denki Kogyo Co Ltd Small centrifugal pump
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 (en) * 1996-09-30 1998-04-21 Kubota Corp Blower
JP3537349B2 (en) * 1998-04-20 2004-06-14 日機装株式会社 Thrust balance device
US6752590B2 (en) * 2002-09-26 2004-06-22 International Engine Intellectual Property Company, Llc Water pump and impeller therefor
JP4426776B2 (en) * 2003-04-25 2010-03-03 株式会社やまびこ Centrifugal impeller for ventilation
FI20050450A7 (en) * 2005-04-29 2006-10-30 Sulzer Pumpen Ag Centrifugal pump and its impeller
IT1392143B1 (en) * 2008-09-15 2012-02-22 Pompe Garbarino S P A MULTI-STAGE CENTRIFUGAL PUMP WITH HYDRAULIC BALANCING DRUM WITH CONTROLLED DRAWING.
US8221070B2 (en) * 2009-03-25 2012-07-17 Woodward, Inc. Centrifugal impeller with controlled force balance
CN102322443A (en) * 2011-09-08 2012-01-18 浙江工业大学 Single-stage centrifugal pump with balanced axial force
CN103062111B (en) * 2012-10-09 2016-06-29 宁波风机有限公司 A kind of draught fan impeller
US10001133B2 (en) * 2015-10-02 2018-06-19 Sundyne, Llc Low-cavitation impeller and pump
RU188224U1 (en) * 2018-08-27 2019-04-03 ОБЩЕСТВО С ОГРАНИЧЕННОЙ ОТВЕТСТВЕННОСТЬЮ "ЛУКОЙЛ ЭПУ Сервис" Submersible multi-stage vane pump stage

Also Published As

Publication number Publication date
BR112017020084A2 (en) 2019-05-14
CN107429706A (en) 2017-12-01
EP3271587A4 (en) 2018-10-17
EP3271587B1 (en) 2023-07-12
JP6676651B2 (en) 2020-04-08
RU2709404C2 (en) 2019-12-17
TWI725016B (en) 2021-04-21
RU2017135417A3 (en) 2019-07-17
WO2016153068A1 (en) 2016-09-29
MY193271A (en) 2022-09-29
BR112017020084B1 (en) 2023-03-14
KR102491363B1 (en) 2023-01-26
TW201638475A (en) 2016-11-01
RU2017135417A (en) 2019-04-09
EP3271587A1 (en) 2018-01-24
ES2954939T3 (en) 2023-11-27
US20180045213A1 (en) 2018-02-15
KR20170129822A (en) 2017-11-27
JP2018508701A (en) 2018-03-29

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