EP3574217A4 - Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof - Google Patents

Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof Download PDF

Info

Publication number
EP3574217A4
EP3574217A4 EP18744140.7A EP18744140A EP3574217A4 EP 3574217 A4 EP3574217 A4 EP 3574217A4 EP 18744140 A EP18744140 A EP 18744140A EP 3574217 A4 EP3574217 A4 EP 3574217A4
Authority
EP
European Patent Office
Prior art keywords
assembly
methods
electric motor
centrifugal pump
axial flux
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.)
Withdrawn
Application number
EP18744140.7A
Other languages
German (de)
French (fr)
Other versions
EP3574217A1 (en
Inventor
Matthew J. TURNER
Greg HEINS
Mark THIELE
Jason Jon Kreidler
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.)
Regal Beloit Australia Pty Ltd
Regal Beloit America Inc
Original Assignee
Regal Beloit Australia Pty Ltd
Regal Beloit America Inc
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 US15/418,103 external-priority patent/US10830252B2/en
Priority claimed from US15/418,146 external-priority patent/US10865794B2/en
Application filed by Regal Beloit Australia Pty Ltd, Regal Beloit America Inc filed Critical Regal Beloit Australia Pty Ltd
Publication of EP3574217A1 publication Critical patent/EP3574217A1/en
Publication of EP3574217A4 publication Critical patent/EP3574217A4/en
Withdrawn legal-status Critical Current

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
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/0666—Units comprising pumps and their driving means the pump being electrically driven the motor being of the plane gap type
    • 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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/046—Bearings
    • F04D29/047—Bearings hydrostatic; hydrodynamic
    • 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
    • F04D29/2205—Conventional flow pattern
    • F04D29/2222—Construction and assembly

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
EP18744140.7A 2017-01-27 2018-01-26 Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof Withdrawn EP3574217A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15/418,103 US10830252B2 (en) 2017-01-27 2017-01-27 Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof
US15/418,146 US10865794B2 (en) 2017-01-27 2017-01-27 Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof
PCT/US2018/015446 WO2018140724A1 (en) 2017-01-27 2018-01-26 Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof

Publications (2)

Publication Number Publication Date
EP3574217A1 EP3574217A1 (en) 2019-12-04
EP3574217A4 true EP3574217A4 (en) 2020-11-25

Family

ID=62979031

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18744140.7A Withdrawn EP3574217A4 (en) 2017-01-27 2018-01-26 Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof

Country Status (4)

Country Link
EP (1) EP3574217A4 (en)
CN (1) CN110462218B (en)
AU (1) AU2018213369A1 (en)
WO (1) WO2018140724A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113187758B (en) * 2021-06-22 2022-06-07 晋江爱家制冷设备有限公司 Impeller axial force counteracts and balancing unit
CN114263624A (en) * 2022-01-24 2022-04-01 浙江智博能源科技有限公司 Vortex type hydrogen circulating pump
CN121676461A (en) * 2026-02-06 2026-03-17 吉诺凯博汽车科技(合肥)有限公司 Axial force active balancing method for fluid machinery and motor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4806080A (en) * 1983-07-06 1989-02-21 Ebara Corporation Pump with shaftless impeller
WO2000037804A1 (en) * 1998-12-22 2000-06-29 Jeumont Sa Power driven device with centrifugal fluid circulation, such as a motor pump or a motor compressor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4615662A (en) * 1985-11-21 1986-10-07 Karsten Laing Axial thrust compensation for centrifugal pump
US6074180A (en) * 1996-05-03 2000-06-13 Medquest Products, Inc. Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method
US6012909A (en) * 1997-09-24 2000-01-11 Ingersoll-Dresser Pump Co. Centrifugal pump with an axial-field integral motor cooled by working fluid
DE10330434A1 (en) * 2003-07-04 2005-02-03 Jostra Ag Centrifugal pump
DE102006036948A1 (en) * 2006-08-06 2008-02-07 Akdis, Mustafa, Dipl.-Ing. blood pump
DE102008064162B4 (en) * 2008-12-19 2013-06-06 Bühler Motor GmbH Centrifugal pump with a fixed axis
EP2798224B2 (en) * 2011-12-27 2019-10-09 Grundfos Holding A/S Pump unit
DE102012200807B4 (en) * 2012-01-20 2014-09-25 Yasa Motors Poland Sp. z.o.o. Wet runner pump with slide bearing
JP6512792B2 (en) * 2014-11-06 2019-05-15 株式会社荏原製作所 Maglev pump

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4806080A (en) * 1983-07-06 1989-02-21 Ebara Corporation Pump with shaftless impeller
WO2000037804A1 (en) * 1998-12-22 2000-06-29 Jeumont Sa Power driven device with centrifugal fluid circulation, such as a motor pump or a motor compressor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018140724A1 *

Also Published As

Publication number Publication date
EP3574217A1 (en) 2019-12-04
AU2018213369A1 (en) 2019-08-15
CN110462218B (en) 2021-09-10
WO2018140724A1 (en) 2018-08-02
CN110462218A (en) 2019-11-15

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