FR2906578B1 - Pompe comprenant un systeme d'equilibrage axial - Google Patents

Pompe comprenant un systeme d'equilibrage axial

Info

Publication number
FR2906578B1
FR2906578B1 FR0653984A FR0653984A FR2906578B1 FR 2906578 B1 FR2906578 B1 FR 2906578B1 FR 0653984 A FR0653984 A FR 0653984A FR 0653984 A FR0653984 A FR 0653984A FR 2906578 B1 FR2906578 B1 FR 2906578B1
Authority
FR
France
Prior art keywords
pump
balancing system
axial balancing
axial
balancing
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.)
Active
Application number
FR0653984A
Other languages
English (en)
Other versions
FR2906578A1 (fr
Inventor
Fabien Wahl
Francois Danguy
Stephane Laffite
Philippe Bourdin
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR0653984A priority Critical patent/FR2906578B1/fr
Priority to US11/580,159 priority patent/US7686572B2/en
Priority to JP2006279778A priority patent/JP4874048B2/ja
Priority to KR1020070069129A priority patent/KR101373269B1/ko
Priority to GB0718507A priority patent/GB2442320B/en
Priority to CH01491/07A priority patent/CH705213B1/fr
Publication of FR2906578A1 publication Critical patent/FR2906578A1/fr
Application granted granted Critical
Publication of FR2906578B1 publication Critical patent/FR2906578B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04D29/0416—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
    • 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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
    • F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel
    • 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
    • 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
    • F04D29/2277—Rotors specially for centrifugal pumps with special measures for increasing NPSH or dealing with liquids near boiling-point

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)
FR0653984A 2006-09-28 2006-09-28 Pompe comprenant un systeme d'equilibrage axial Active FR2906578B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR0653984A FR2906578B1 (fr) 2006-09-28 2006-09-28 Pompe comprenant un systeme d'equilibrage axial
US11/580,159 US7686572B2 (en) 2006-09-28 2006-10-13 Pump comprising an axial balancing system
JP2006279778A JP4874048B2 (ja) 2006-09-28 2006-10-13 軸方向バランスシステムを備えるポンプ
KR1020070069129A KR101373269B1 (ko) 2006-09-28 2007-07-10 축선방향 균형 시스템을 갖는 펌프
GB0718507A GB2442320B (en) 2006-09-28 2007-09-21 Pump comprising an axial balancing system
CH01491/07A CH705213B1 (fr) 2006-09-28 2007-09-25 Pompe comprenant un système d'équilibrage axial.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0653984A FR2906578B1 (fr) 2006-09-28 2006-09-28 Pompe comprenant un systeme d'equilibrage axial

Publications (2)

Publication Number Publication Date
FR2906578A1 FR2906578A1 (fr) 2008-04-04
FR2906578B1 true FR2906578B1 (fr) 2012-12-21

Family

ID=37714251

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0653984A Active FR2906578B1 (fr) 2006-09-28 2006-09-28 Pompe comprenant un systeme d'equilibrage axial

Country Status (6)

Country Link
US (1) US7686572B2 (fr)
JP (1) JP4874048B2 (fr)
KR (1) KR101373269B1 (fr)
CH (1) CH705213B1 (fr)
FR (1) FR2906578B1 (fr)
GB (1) GB2442320B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2932530B1 (fr) * 2008-06-17 2011-07-01 Snecma Turbomachine a systeme de maintien en position longue duree
IT1392143B1 (it) * 2008-09-15 2012-02-22 Pompe Garbarino S P A Pompa centrifuga multistadio con tamburo di bilanciamento idraulico a trafilamento controllato.
FR2943108B1 (fr) * 2009-03-16 2012-01-13 Snecma Butee axiale debrayable
FR2945330B1 (fr) * 2009-05-11 2011-07-15 Snecma Pompe centrifuge a double echappement.
CN103291645B (zh) * 2013-05-08 2016-01-20 江苏大学 一种热水循环泵轴向力自动动态平衡结构
FR3112812B1 (fr) * 2020-07-24 2022-07-29 Safran Aircraft Engines Pompe à carburant améliorée pour moteur d’aéronef

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE585101C (de) * 1930-07-25 1933-09-28 Wilhelm Beyer Dipl Ing Labyrinthdichtung gegen unter UEberdruck stehenden Sattdampf, insbesondere bei Hochdruckdampfanlagen
US2361521A (en) * 1943-11-01 1944-10-31 W S Darley & Company Centrifugal pump
FR2057476A5 (fr) * 1969-08-21 1971-05-21 Sp Konstruktors
US3828610A (en) * 1970-01-07 1974-08-13 Judson S Swearingen Thrust measurement
JPS4938641B1 (fr) * 1970-08-06 1974-10-19
JPS4830102A (fr) * 1971-08-21 1973-04-20
AT309993B (de) * 1972-04-17 1973-09-10 Josef Lessner Dipl Kfm Dr Verfahren und Einrichtung zum Axialschubausgleich bei einer Pumpenbaureihe
JPS58155296A (ja) * 1982-03-12 1983-09-14 Hitachi Ltd うず巻ポンプ
JPS58192994A (ja) * 1982-05-04 1983-11-10 Ebara Corp 渦巻ポンプ
SU1204808A1 (ru) * 1984-07-03 1986-01-15 Popov Igor K Центробежный насос
SU1581864A1 (ru) * 1987-12-28 1990-07-30 Всесоюзный Научно-Исследовательский Институт Горной Механики Им.М.М.Федорова Центробежный насос
RU2027072C1 (ru) * 1991-03-19 1995-01-20 Сумский физико-технологический институт Центробежный насос
DE4421888A1 (de) * 1994-06-23 1996-01-04 Klein Schanzlin & Becker Ag Einrichtung zum Axialschubausgleich bei Kreiselpumpen
JP3758050B2 (ja) * 1995-08-21 2006-03-22 石川島播磨重工業株式会社 ディフューザつき遠心圧縮機
FR2775321B3 (fr) * 1998-02-24 2000-05-19 Optimex Dispositif pour l'equilibrage de la poussee axiale dans une pompe centrifuge
US6699008B2 (en) 2001-06-15 2004-03-02 Concepts Eti, Inc. Flow stabilizing device
JP2003013895A (ja) 2001-06-27 2003-01-15 Mitsubishi Heavy Ind Ltd 遠心圧縮機
JP4100030B2 (ja) 2002-04-18 2008-06-11 株式会社Ｉｈｉ 遠心圧縮機
JP4759241B2 (ja) * 2003-10-27 2011-08-31 キヤノン株式会社 レンズ鏡筒および撮影装置

Also Published As

Publication number Publication date
GB2442320B (en) 2011-09-07
JP2008082316A (ja) 2008-04-10
KR101373269B1 (ko) 2014-03-11
JP4874048B2 (ja) 2012-02-08
US20080080965A1 (en) 2008-04-03
CH705213B1 (fr) 2013-01-15
FR2906578A1 (fr) 2008-04-04
US7686572B2 (en) 2010-03-30
GB2442320A (en) 2008-04-02
KR20080029764A (ko) 2008-04-03
GB0718507D0 (en) 2007-10-31

Similar Documents

Publication Publication Date Title
FR2907498B1 (fr) Systeme d'equilibrage pour rotor de turbomachine
FR2907497B1 (fr) Systeme d'equilibrage pour rotor de turbomachine
FR2939470B1 (fr) Soufflante pour turbomachine comprenant un systeme d'equilibrage a trous borgnes de logement de masses
DK1891962T3 (da) Glutathion-baseret afgivelsessystem
FR2907953B1 (fr) Systeme de guidage d'un aeronef.
DK2520515T3 (da) Fluidafgivelsessystem
FR2899325B1 (fr) Systeme de guidage d'un aeronef.
FR2903386B1 (fr) Systeme d'affichage pour aeronef.
FR2906578B1 (fr) Pompe comprenant un systeme d'equilibrage axial
DE502007003759D1 (de) Kolbenpumpe
DE502006009072D1 (de) Rotorpumpe
FR2891940B1 (fr) Systeme d'affichage.
DE602006002588D1 (de) Axialpumpe
DE502006008681D1 (de) Rotorpumpe
DE502004011084D1 (de) Radialkolbenpumpe
DE502006008901D1 (de) Radialkolbenpumpe
FR2905967B1 (fr) Systeme d'echafaudage
ATE467051T1 (de) Kreiselpumpe mit axialschubausgleichseinrichtung
ITBO20050383A1 (it) Sistema di controllo per pompe olio
DE502005000498D1 (de) Axialkolbenmaschine
DE502005005604D1 (de) Axialkolbenverdichter
ITMC20040073A1 (it) Attrezzatura di connessione meccanica ad uso implantologico.
DK1630468T3 (da) Pumpesystem
FR2900450B1 (fr) Systeme d'entrainement hydrostatique
EE00618U1 (et) Rootorpumba kolvisõlm

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

Year of fee payment: 12

CD Change of name or company name

Owner name: SNECMA, FR

Effective date: 20170713

PLFP Fee payment

Year of fee payment: 13

PLFP Fee payment

Year of fee payment: 14

PLFP Fee payment

Year of fee payment: 15

PLFP Fee payment

Year of fee payment: 16

PLFP Fee payment

Year of fee payment: 17

PLFP Fee payment

Year of fee payment: 18

PLFP Fee payment

Year of fee payment: 19