BR112018068267A2 - bomba centrífuga com meios de equilíbrio e método de equilibrar forças axiais da bomba centrífuga - Google Patents

bomba centrífuga com meios de equilíbrio e método de equilibrar forças axiais da bomba centrífuga

Info

Publication number
BR112018068267A2
BR112018068267A2 BR112018068267A BR112018068267A BR112018068267A2 BR 112018068267 A2 BR112018068267 A2 BR 112018068267A2 BR 112018068267 A BR112018068267 A BR 112018068267A BR 112018068267 A BR112018068267 A BR 112018068267A BR 112018068267 A2 BR112018068267 A2 BR 112018068267A2
Authority
BR
Brazil
Prior art keywords
centrifugal pump
balancing
axial forces
balancing means
disk
Prior art date
Application number
BR112018068267A
Other languages
English (en)
Inventor
Heiskanen Hannu
Tiitinen Kalle
Koivikko Matti
Gåsman Teemu
Original Assignee
Sulzer Management Ag
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 Sulzer Management Ag filed Critical Sulzer Management Ag
Publication of BR112018068267A2 publication Critical patent/BR112018068267A2/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
    • 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
    • F04D29/041—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
    • F04D29/041—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
    • 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
    • F04D29/22—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
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/29—Three-dimensional machined; miscellaneous
    • F05D2250/294—Three-dimensional machined; miscellaneous grooved

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)
  • Control Of Non-Positive-Displacement Pumps (AREA)

Abstract

a presente invenção refere-se a bombas centrífugas de estágio único ou de múltiplos estágios que apresentam um novo meio tipo disco para equilibrar as forças axiais da bomba. o meio de equilíbrio tipo disco é provido com pelo menos uma ranhura anular (54) em pelo menos uma das contrassuperfícies não axiais (50) e (52) do disco de equilíbrio (22) e do contramembro (28).
BR112018068267A 2016-03-17 2017-03-06 bomba centrífuga com meios de equilíbrio e método de equilibrar forças axiais da bomba centrífuga BR112018068267A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP16160876 2016-03-17
PCT/EP2017/055118 WO2017157702A1 (en) 2016-03-17 2017-03-06 A centrifugal pump with balancing means and a method of balancing axial forces of the centrifugal pump

Publications (1)

Publication Number Publication Date
BR112018068267A2 true BR112018068267A2 (pt) 2019-01-15

Family

ID=55542571

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018068267A BR112018068267A2 (pt) 2016-03-17 2017-03-06 bomba centrífuga com meios de equilíbrio e método de equilibrar forças axiais da bomba centrífuga

Country Status (6)

Country Link
US (1) US20190063450A1 (pt)
EP (1) EP3430270B1 (pt)
CN (1) CN108779782A (pt)
BR (1) BR112018068267A2 (pt)
RU (1) RU2018132444A (pt)
WO (1) WO2017157702A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019206580A1 (en) 2018-04-25 2019-10-31 Sulzer Management Ag A balance ring, a balancing device, a centrifugal pump and a method of balancing an axial thrust of the centrifugal pump
CN109058103A (zh) * 2018-09-25 2018-12-21 宁波鲍斯能源装备股份有限公司 喷水式螺杆压缩机
DE102019001120A1 (de) * 2019-02-15 2020-08-20 KSB SE & Co. KGaA Entlastungseinrichtung
CN114508393B (zh) * 2021-12-27 2023-07-18 东方电气集团东方汽轮机有限公司 甩负荷时轴向推力为零的汽缸、一次及二次再热汽轮机
CN116447166A (zh) * 2023-04-19 2023-07-18 烟台东德实业有限公司 一种空气压缩机叶轮轴向力平衡方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE539225C (de) * 1931-11-26 Georg Weyland Axialschubentlastung mittels stufenfoermiger Entlastungsscheiben
US1499056A (en) * 1922-07-05 1924-06-24 Hollander Aladar Centrifugal pump
DE470581C (de) * 1924-05-15 1929-01-22 Ernst Holland Vorrichtung zur Axialdruckentlastung
DE867933C (de) * 1941-03-09 1953-03-05 Siemens Ag Pump-Spaltdichtung
DE1082803B (de) * 1957-04-27 1960-06-02 Rudolf Duemmerling Entlastungsscheibenpaar fuer mehrstufige Kreiselpumpen
US6309174B1 (en) * 1997-02-28 2001-10-30 Fluid Equipment Development Company, Llc Thrust bearing for multistage centrifugal pumps
DE10058499A1 (de) * 2000-11-24 2002-05-29 Ksb Ag Gleitlager für eine Kreiselpumpe

Also Published As

Publication number Publication date
EP3430270B1 (en) 2019-11-13
RU2018132444A3 (pt) 2020-05-19
WO2017157702A1 (en) 2017-09-21
US20190063450A1 (en) 2019-02-28
CN108779782A (zh) 2018-11-09
RU2018132444A (ru) 2020-04-17
EP3430270A1 (en) 2019-01-23

Similar Documents

Publication Publication Date Title
BR112018068267A2 (pt) bomba centrífuga com meios de equilíbrio e método de equilibrar forças axiais da bomba centrífuga
BR112017025748A2 (pt) autoinjetor e método de montagem
BR112017007541A2 (pt) conjunto de impulsores para bombas centrífugas e bomba centrífuga
BR112019007756A2 (pt) roda de corte, disco de corte e bem como montagem de cortador adequada para bombas trituradoras
GB2563521A (en) Wiper dart with reinforced drive element
BR112017009459A2 (pt) motor de indução
BR112015015412A2 (pt) máquina rotativa para processar um fluido e máquina rotativa radial
BR112017019057A2 (pt) ?variantes de piruvato desidrogenase, um micro- organismo que compreende as mesmas e um método para produzir l-aminoácido com o uso das mesmas?
BR112016030417A8 (pt) conjunto giratório para uma turbomáquina, turbina para uma turbomáquina e turbomáquina
BR112017016851A2 (pt) cubo de engrenagem de roda dentada com elemento de centralização elástico
BR112017023262A2 (pt) célula de levedura de consumo de acetato
BR112017013586A8 (pt) Freio a disco de veículo
BR112017025336A2 (pt) rotor para uma máquina de fluido tendo pás removíveis
MX2018007582A (es) Carcasa de la bomba para una bomba centrifuga y bomba centrifuga.
BR112017015697A2 (pt) diafragma para estetoscópio
BR112017001624A2 (pt) acoplamento magnético para eixo de acionamento de motor de bomba submersível elétrica
BR112017004499B8 (pt) Pilha de bombas de múltiplos estágios, e, método para distribuir força em uma pilha de bombas de múltiplos estágios
BR112019002760A2 (pt) rotor de bomba de vácuo
MX2016009547A (es) Rotor de freno de vehiculo y metodo para fabricar el mismo.
BR112016028347A8 (pt) rotor para turbomáquina que compreende pás com plataformas adicionais
BR112017020084A2 (pt) propulsor para bombas centrífugas e bomba centrífuga
BR102017022150A8 (pt) Difusor para um dispositivo de compressão de fluidos, que compreende pelo menos uma palheta com abertura
BR112018009856A2 (pt) acoplamento de eixo e aparelho de bomba
PL413756A1 (pl) Wirnik wentylatora promieniowego
BR102017010999A8 (pt) Impulsor radial, conjunto de impulsor radial e sistema de mistura de impulsor radial

Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired
B350 Update of information on the portal [chapter 15.35 patent gazette]