CH669641A5 - - Google Patents

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Publication number
CH669641A5
CH669641A5 CH4982/86A CH498286A CH669641A5 CH 669641 A5 CH669641 A5 CH 669641A5 CH 4982/86 A CH4982/86 A CH 4982/86A CH 498286 A CH498286 A CH 498286A CH 669641 A5 CH669641 A5 CH 669641A5
Authority
CH
Switzerland
Prior art keywords
stator
high pressure
capacity
piston
orifice
Prior art date
Application number
CH4982/86A
Other languages
English (en)
French (fr)
Inventor
Christian Mech
Jean-Marie Merigoux
Original Assignee
Alsthom
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 Alsthom filed Critical Alsthom
Publication of CH669641A5 publication Critical patent/CH669641A5/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D3/00—Machines or engines with axial-thrust balancing effected by working-fluid
    • F01D3/04—Machines or engines with axial-thrust balancing effected by working-fluid axial thrust being compensated by thrust-balancing dummy piston or the like
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/051—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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/051—Axial thrust balancing
    • F04D29/0516—Axial thrust balancing balancing pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C39/00—Relieving load on bearings
    • F16C39/04—Relieving load on bearings using hydraulic or pneumatic means
    • 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
    • F05D2240/51—Magnetic
    • 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
    • F05D2240/52—Axial thrust bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/42—Pumps with cylinders or pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/44—Centrifugal pumps
CH4982/86A 1986-01-08 1986-12-15 CH669641A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8600180A FR2592688B1 (fr) 1986-01-08 1986-01-08 Turbomachine.

Publications (1)

Publication Number Publication Date
CH669641A5 true CH669641A5 (de) 1989-03-31

Family

ID=9330908

Family Applications (1)

Application Number Title Priority Date Filing Date
CH4982/86A CH669641A5 (de) 1986-01-08 1986-12-15

Country Status (5)

Country Link
JP (1) JPS62189394A (de)
CH (1) CH669641A5 (de)
DE (1) DE3700153A1 (de)
FR (1) FR2592688B1 (de)
IT (1) IT1214379B (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1900888A (en) * 1987-12-03 1989-06-08 Rockwell International Corporation Pump hydrostatic bearing assembly
JPH0676798B2 (ja) * 1988-08-22 1994-09-28 株式会社荏原製作所 磁気軸受を備えた遠心ポンプ
US5141389A (en) * 1990-03-20 1992-08-25 Nova Corporation Of Alberta Control system for regulating the axial loading of a rotor of a fluid machine
CH684495A5 (de) * 1991-09-04 1994-09-30 Escher Wyss Ag Turbomaschine.
JP3143986B2 (ja) * 1991-10-14 2001-03-07 株式会社日立製作所 一軸多段遠心圧縮機
DE4227280C1 (de) * 1992-08-18 1993-08-05 Siemens Ag, 8000 Muenchen, De
US5445494A (en) * 1993-11-08 1995-08-29 Bw/Ip International, Inc. Multi-stage centrifugal pump with canned magnetic bearing
DE4419379A1 (de) * 1994-05-27 1995-12-07 Mannesmann Ag Turboverdichter für Gase
JPH08312582A (ja) * 1995-05-23 1996-11-26 Daikin Ind Ltd 圧縮機の逆転防止装置
US6367241B1 (en) * 1999-08-27 2002-04-09 Allison Advanced Development Company Pressure-assisted electromagnetic thrust bearing
NL1018212C2 (nl) † 2001-06-05 2002-12-10 Siemens Demag Delaval Turbomac Compressoreenheid omvattende een centrifugaalcompressor en een elektromotor.
ITMI20011348A1 (it) * 2001-06-27 2002-12-27 Nuovo Pignone Spa Pistone di bilanciamento per compressori centrifughi con tenuta a cellette a gioco divergente
ITMI20022337A1 (it) * 2002-11-05 2004-05-06 Nuovo Pignone Spa Assieme di bilanciamento di spinta assiale per un
FR2854208B1 (fr) * 2003-04-28 2008-02-15 Thermodyn Compresseur pour groupe compresseur centrifuge de type en porte-a-faux
BRPI0504326A (pt) * 2005-10-11 2007-06-26 Brasil Compressores Sa compressor de fluidos com mancal aerostático, sistema de controle de compressor com mancal aerostático e método de controle de compressor com mancal aerostático
IT1397707B1 (it) * 2009-12-22 2013-01-24 Nuovo Pignone Spa Bilanciamento dinamico di spinta per compressori centrifughi.
EP2524144B1 (de) * 2010-01-15 2018-10-10 Dresser-Rand Company Verdichter mit integriertem expander
JP5364684B2 (ja) 2010-12-03 2013-12-11 三菱重工業株式会社 発電プラント
JP2013087622A (ja) * 2011-10-13 2013-05-13 Hitachi Plant Technologies Ltd ポンプ
ITCO20120066A1 (it) * 2012-12-20 2014-06-21 Nuovo Pignone Srl Metodo per bilanciare la spinta, turbina e motore a turbina
EP3121450B1 (de) * 2015-07-23 2020-09-02 Sulzer Management AG Pumpe zum fördern eines fluids mit variierender viskosität
IT201600120314A1 (it) * 2016-11-28 2018-05-28 Nuovo Pignone Tecnologie Srl Turbo-compressore e metodo di funzionamento di un turbo-compressore
FR3088684B1 (fr) * 2018-11-21 2023-07-28 Thermodyn Piston d’equilibrage et d’etancheite, circuit de refroidissement et procede associes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE289341C (de) *
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.
US3071076A (en) * 1959-04-28 1963-01-01 Tiraspolsky Wladimir Axial pumps
US3105632A (en) * 1960-03-14 1963-10-01 Dresser Ind High pressure centrifugal compressor
DE2728400A1 (de) * 1977-06-24 1979-01-11 Bbc Brown Boveri & Cie Gasturbine
US4170435A (en) * 1977-10-14 1979-10-09 Swearingen Judson S Thrust controlled rotary apparatus
US4413946A (en) * 1981-08-20 1983-11-08 Dresser Industries, Inc. Vented compressor inlet guide

Also Published As

Publication number Publication date
DE3700153C2 (de) 1989-03-09
FR2592688A1 (fr) 1987-07-10
FR2592688B1 (fr) 1988-03-18
IT1214379B (it) 1990-01-18
IT8767004A0 (it) 1987-01-07
JPS62189394A (ja) 1987-08-19
DE3700153A1 (de) 1987-07-09

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Legal Events

Date Code Title Description
PL Patent ceased