JPWO2023032368A1 - - Google Patents

Info

Publication number
JPWO2023032368A1
JPWO2023032368A1 JP2023545083A JP2023545083A JPWO2023032368A1 JP WO2023032368 A1 JPWO2023032368 A1 JP WO2023032368A1 JP 2023545083 A JP2023545083 A JP 2023545083A JP 2023545083 A JP2023545083 A JP 2023545083A JP WO2023032368 A1 JPWO2023032368 A1 JP WO2023032368A1
Authority
JP
Japan
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.)
Pending
Application number
JP2023545083A
Other languages
Japanese (ja)
Other versions
JPWO2023032368A5 (https=
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 filed Critical
Publication of JPWO2023032368A1 publication Critical patent/JPWO2023032368A1/ja
Publication of JPWO2023032368A5 publication Critical patent/JPWO2023032368A5/ja
Pending 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
    • 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
    • F04D1/063—Multi-stage pumps of the vertically split casing 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
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06—Multi-stage pumps
    • F04D1/08—Multi-stage pumps the stages being situated concentrically
    • 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
    • F04D13/0606—Canned motor pumps
    • F04D13/0633—Details of the bearings
    • 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
    • F04D13/0606—Canned motor pumps
    • F04D13/064—Details of the magnetic circuit
    • 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
    • F04D13/12—Combinations of two or more pumps
    • F04D13/14—Combinations of two or more pumps the pumps being all of centrifugal 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
    • F04D29/0413—Axial thrust balancing hydrostatic; hydrodynamic thrust bearings
    • 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
    • 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
    • F04D29/0473—Bearings hydrostatic; hydrodynamic for radial 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
    • F04D29/18—Rotors
    • F04D29/185—Rotors consisting of a plurality of wheels
    • 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
    • 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
    • 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
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
    • 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
    • F05D2240/00—Components
    • F05D2240/50—Bearings

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)
JP2023545083A 2021-09-03 2022-05-27 Pending JPWO2023032368A1 (https=)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021143965 2021-09-03
PCT/JP2022/021716 WO2023032368A1 (ja) 2021-09-03 2022-05-27 モータポンプ

Publications (2)

Publication Number Publication Date
JPWO2023032368A1 true JPWO2023032368A1 (https=) 2023-03-09
JPWO2023032368A5 JPWO2023032368A5 (https=) 2025-06-03

Family

ID=85411165

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023545083A Pending JPWO2023032368A1 (https=) 2021-09-03 2022-05-27

Country Status (6)

Country Link
US (1) US20240369063A1 (https=)
EP (1) EP4397865A4 (https=)
JP (1) JPWO2023032368A1 (https=)
KR (1) KR20240051236A (https=)
CN (1) CN117897559A (https=)
WO (1) WO2023032368A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20250032920A (ko) * 2023-08-28 2025-03-07 레비트로닉스 게엠베하 원심 펌프용 펌프 유닛 및 원심 펌프
DE102024114446A1 (de) * 2024-05-23 2025-11-27 Everllence Se Mehrstufiger Verdichter
CN121097985B (zh) * 2025-11-11 2026-02-13 上海凯泉泵业（集团）有限公司 一种降低电机能量损耗的全贯流泵

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4125345A (en) * 1974-09-20 1978-11-14 Hitachi, Ltd. Turbo-fluid device
DE8701275U1 (de) * 1987-01-27 1987-03-19 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Tauchmotorpumpe
DE69013761T2 (de) * 1989-06-05 1995-03-16 Ebara Corp Magnetpumpe.
US6302910B1 (en) * 1992-06-23 2001-10-16 Sun Medical Technology Research Corporation Auxiliary artificial heart of an embedded type
JPH06315245A (ja) * 1993-04-27 1994-11-08 Japan Servo Co Ltd キャンドモータポンプの永久磁石回転子
JP4059416B2 (ja) 1999-04-20 2008-03-12 英男 林 一体型モータポンプ
JP2002138986A (ja) * 2000-11-07 2002-05-17 Ebara Corp モータポンプ
GB0411040D0 (en) * 2004-05-18 2004-06-23 Weir Pumps Ltd Pump assembly
JP2008215307A (ja) * 2007-03-07 2008-09-18 Ikutoku Gakuen 一体型モータポンプ
US7758320B2 (en) * 2007-05-03 2010-07-20 Tank, Inc. Two-stage hydrodynamic pump and method
JP5322503B2 (ja) * 2008-06-02 2013-10-23 株式会社久保田鉄工所 電動ポンプ
DE102009029069A1 (de) * 2009-09-01 2011-03-03 Robert Bosch Gmbh Zweistufige Kreiselpumpe
CN102606484A (zh) * 2012-03-27 2012-07-25 上海阿波罗机械股份有限公司 一种核电站用的上充泵
CN103541931A (zh) * 2013-11-05 2014-01-29 北京良明同创水处理设备开发中心 直接驱动式永磁隔离泵
US10077777B2 (en) * 2014-05-09 2018-09-18 The Cleveland Clinic Foundation Artificial heart system implementing suction recognition and avoidance methods
JP6948198B2 (ja) * 2017-09-22 2021-10-13 株式会社荏原製作所 遠心ポンプ
US11323003B2 (en) * 2017-10-25 2022-05-03 Flowserve Management Company Compact, modular, pump or turbine with integral modular motor or generator and coaxial fluid flow
JP7393095B2 (ja) * 2018-06-07 2023-12-06 トヨタ自動車株式会社 気体圧縮装置
CN110873061B (zh) * 2018-08-29 2023-08-01 广东德昌电机有限公司 泵体及用于泵体的转子组件的制造方法
CN111350668B (zh) * 2018-12-20 2022-03-04 福建涟漪电器有限公司 无轴驱动静音增压泵及实现方法
JP7195226B2 (ja) * 2019-06-27 2022-12-23 日立Astemo株式会社 電動送液ポンプ
KR20200092276A (ko) * 2020-07-02 2020-08-03 주식회사 신우텍 보강구조를 갖는 펌프용 에프알피 임펠러

Also Published As

Publication number Publication date
EP4397865A4 (en) 2025-12-17
KR20240051236A (ko) 2024-04-19
CN117897559A (zh) 2024-04-16
US20240369063A1 (en) 2024-11-07
EP4397865A1 (en) 2024-07-10
TW202311630A (zh) 2023-03-16
WO2023032368A1 (ja) 2023-03-09

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