BR112021005957A8 - Bomba de múltiplos estágios - Google Patents

Bomba de múltiplos estágios

Info

Publication number
BR112021005957A8
BR112021005957A8 BR112021005957A BR112021005957A BR112021005957A8 BR 112021005957 A8 BR112021005957 A8 BR 112021005957A8 BR 112021005957 A BR112021005957 A BR 112021005957A BR 112021005957 A BR112021005957 A BR 112021005957A BR 112021005957 A8 BR112021005957 A8 BR 112021005957A8
Authority
BR
Brazil
Prior art keywords
multistage pump
pump
discharge nozzle
coupled
multistage
Prior art date
Application number
BR112021005957A
Other languages
English (en)
Other versions
BR112021005957A2 (pt
Inventor
Goutam Sarkar
Jayantilal Oswal Kiran
Loveena Damodaran Shruti
Original Assignee
Ksb Se & Co Kgaa
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 Ksb Se & Co Kgaa filed Critical Ksb Se & Co Kgaa
Publication of BR112021005957A2 publication Critical patent/BR112021005957A2/pt
Publication of BR112021005957A8 publication Critical patent/BR112021005957A8/pt

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
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F04D15/0022—Control, e.g. regulation, of pumps, pumping installations or systems by using valves throttling valves or valves varying the pump inlet opening or the outlet opening
    • 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
    • F04D29/0416—Axial thrust balancing balancing pistons
    • 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
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F04D15/0011—Control, e.g. regulation, of pumps, pumping installations or systems by using valves by-pass valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0027—Varying behaviour or the very pump
    • F04D15/0033—By-passing by increasing clearance between impeller and its casing
    • 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing 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
    • F05D2210/00—Working fluids
    • F05D2210/10—Kind or type
    • F05D2210/11—Kind or type liquid, i.e. incompressible

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)
  • Jet Pumps And Other Pumps (AREA)

Abstract

bomba de múltiplos estágios. uma bomba de múltiplos estágios (100) com otimização de propulsão axial é divulgada. a bomba de múltiplos estágios (100) inclui um bocal de descarga de bomba (101); e um sistema de desvio (102) acoplado ao bocal de descarga de bomba (101). o sistema de desvio (102) inclui uma válvula de aceleração (104) operativamente acoplada ao bocal de descarga de bomba (101) e uma tubulação de desvio (106) fornecida dentro da bomba de múltiplos estágios (100), a tubulação de desvio (106) sendo acoplada à válvula de aceleração (104) e um vão de folga (se), em que o vão de folga (se) é configurado para receber um fluxo de balanceamento através da tubulação de desvio (106) para aumentar uma pressão no vão de folga (se) para otimização da propulsão axial.
BR112021005957A 2018-09-27 2019-09-26 Bomba de múltiplos estágios BR112021005957A8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IN201821036447 2018-09-27
IN201821036447 2018-09-27
PCT/IN2019/050705 WO2020065674A1 (en) 2018-09-27 2019-09-26 A multistage pump with axial thrust optimization

Publications (2)

Publication Number Publication Date
BR112021005957A2 BR112021005957A2 (pt) 2021-06-29
BR112021005957A8 true BR112021005957A8 (pt) 2023-11-21

Family

ID=68165686

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021005957A BR112021005957A8 (pt) 2018-09-27 2019-09-26 Bomba de múltiplos estágios

Country Status (9)

Country Link
US (1) US11549512B2 (pt)
EP (1) EP3857072B1 (pt)
JP (1) JP2022500592A (pt)
KR (1) KR20210065172A (pt)
CN (1) CN113227583B (pt)
BR (1) BR112021005957A8 (pt)
ES (1) ES2973344T3 (pt)
SA (1) SA521421596B1 (pt)
WO (1) WO2020065674A1 (pt)

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US971851A (en) 1905-11-28 1910-10-04 Ferdinand W Krogh Centrifugal pump.
GB191005848A (en) * 1909-03-12 1910-07-21 Hans James Schwade Improvements in or relating to Centrifugal Pumps.
GB190916373A (en) * 1909-07-13 1910-07-07 Emil Schauffelberger Improvements in and relating to Means for Balancing the End-thrust on the Rotor in Rotary Pumps, Blowers, Compressors and the like.
FR478437A (fr) 1914-04-17 1915-12-10 The United States Light And Heating Company Perfectionnements aux collecteurs pour machines électriques
GB191516373A (en) 1915-11-20 1916-11-02 Stanley Parsons Improvements in Hand Operated Trucks for the Lifting and Transport of Goods.
DE933849C (de) * 1952-02-10 1955-10-06 Klein Einrichtung zum Schutze von Kreiselpumpen mit hydraulischer Achsschubentlastung durch Regelung der in den Zulaufbehaelter rueckgefuehrten Entlastungsfluessigkeitsmenge
US3464440A (en) * 1966-03-18 1969-09-02 Schroeder & Co H Method and apparatus for protecting a pump from flow rate overloads
GB1211243A (en) 1966-11-12 1970-11-04 Zabranska Fabryka Masz Gornicz Axial balancing arrangement in a rotodynamic pump
JPS5810195A (ja) 1981-07-10 1983-01-20 Hitachi Ltd 軸推力平衡装置
CH669241A5 (de) 1985-11-27 1989-02-28 Sulzer Ag Axialschub-ausgleichsvorrichtung fuer fluessigkeitspumpe.
US4740137A (en) * 1986-11-17 1988-04-26 Dresser Industries, Inc. Method and apparatus for improving the efficiency of centrifugal pumps
US5591016A (en) * 1994-11-30 1997-01-07 Nikkiso Co., Ltd. Multistage canned motor pump having a thrust balancing disk
US6129507A (en) 1999-04-30 2000-10-10 Technology Commercialization Corporation Method and device for reducing axial thrust in rotary machines and a centrifugal pump using same
US7108569B2 (en) 2003-03-19 2006-09-19 Cornell Donald E Axial flow pump or marine propulsion device
JP4352903B2 (ja) * 2004-01-15 2009-10-28 株式会社日立プラントテクノロジー 一軸多段ポンプ
CN100455824C (zh) * 2005-01-30 2009-01-28 陆雄 动态调控用平衡鼓平衡轴向力的多级离心泵轴向力的方法
JP2007085223A (ja) * 2005-09-21 2007-04-05 Mitsubishi Heavy Ind Ltd 軸スラストのバランス機構
US8016545B2 (en) 2006-06-14 2011-09-13 Fluid Equipment Development Company, Llc Thrust balancing in a centrifugal pump
US20090004032A1 (en) * 2007-03-29 2009-01-01 Ebara International Corporation Deswirl mechanisms and roller bearings in an axial thrust equalization mechanism for liquid cryogenic turbomachinery
US10178723B2 (en) 2011-06-03 2019-01-08 Cree, Inc. Systems and methods for controlling solid state lighting devices and lighting apparatus incorporating such systems and/or methods
JP2014074359A (ja) * 2012-10-04 2014-04-24 Ebara Corp 多段ポンプ

Also Published As

Publication number Publication date
US11549512B2 (en) 2023-01-10
CN113227583B (zh) 2023-08-08
ES2973344T3 (es) 2024-06-19
WO2020065674A1 (en) 2020-04-02
SA521421596B1 (ar) 2023-01-31
CN113227583A (zh) 2021-08-06
EP3857072C0 (en) 2024-01-03
US20220042513A1 (en) 2022-02-10
BR112021005957A2 (pt) 2021-06-29
EP3857072A1 (en) 2021-08-04
JP2022500592A (ja) 2022-01-04
EP3857072B1 (en) 2024-01-03
KR20210065172A (ko) 2021-06-03

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