ATE129783T1 - Zentrifugalpumpe. - Google Patents

Zentrifugalpumpe.

Info

Publication number
ATE129783T1
ATE129783T1 AT91308098T AT91308098T ATE129783T1 AT E129783 T1 ATE129783 T1 AT E129783T1 AT 91308098 T AT91308098 T AT 91308098T AT 91308098 T AT91308098 T AT 91308098T AT E129783 T1 ATE129783 T1 AT E129783T1
Authority
AT
Austria
Prior art keywords
centrifugal
vacuum pump
chamber
centrifugal pump
pumping
Prior art date
Application number
AT91308098T
Other languages
English (en)
Inventor
Tapio Peroaho
Reijo Vesala
Vesa Vikman
Original Assignee
Ahlstroem Oy
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 Ahlstroem Oy filed Critical Ahlstroem Oy
Application granted granted Critical
Publication of ATE129783T1 publication Critical patent/ATE129783T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/10—Outer members for co-operation with rotary pistons; Casings
    • F01C21/102—Adjustment of the interstices between moving and fixed parts of the machine by means other than fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2220/00—Application
    • F04C2220/20—Pumps with means for separating and evacuating the gaseous phase
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2210/00—Working fluid
    • F05B2210/10—Kind or type
    • F05B2210/13—Kind or type mixed, e.g. two-phase fluid
    • F05B2210/132—Pumps with means for separating and evacuating the gaseous phase

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)
  • Applications Or Details Of Rotary Compressors (AREA)
AT91308098T 1990-09-07 1991-09-04 Zentrifugalpumpe. ATE129783T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/579,404 US5152663A (en) 1990-09-07 1990-09-07 Centrifugal pump

Publications (1)

Publication Number Publication Date
ATE129783T1 true ATE129783T1 (de) 1995-11-15

Family

ID=24316761

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91308098T ATE129783T1 (de) 1990-09-07 1991-09-04 Zentrifugalpumpe.

Country Status (5)

Country Link
US (1) US5152663A (de)
EP (1) EP0474475B1 (de)
AT (1) ATE129783T1 (de)
DE (1) DE69114232T2 (de)
ES (1) ES2080909T3 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH689004A5 (de) * 1993-07-16 1998-07-15 Staehle Martin Kreiselpumpe.
NZ308546A (en) * 1995-06-05 1999-07-29 Ahlstroem Oy Method of controlling the function of a centrifugal pump and vacuum pump combination, and a gas-separating centrifugal pump
US6120252A (en) * 1995-12-27 2000-09-19 Ahlstrom Machinery Corporation Gas separation control in a centrifugal pump/vacuum pump
SE512984C2 (sv) * 1998-10-13 2000-06-12 Valmet Fibertech Ab Massapump
FI111023B (fi) 1998-12-30 2003-05-15 Sulzer Pumpen Ag Menetelmä ja laite materiaalin pumppaamiseksi sekä laitteen yhteydessä käytettävä roottori
US7168915B2 (en) * 2003-07-22 2007-01-30 Envirotech Pumpsystems, Inc. Apparatus for axial adjustment of chopper pump clearances
US7226277B2 (en) * 2004-12-22 2007-06-05 Pratt & Whitney Canada Corp. Pump and method
US20100061841A1 (en) * 2008-09-11 2010-03-11 Visintainer Robert J Froth handling pump
DE102009030161A1 (de) * 2009-06-24 2011-02-10 Schröder Maschinenbau KG Umwälzsystem für lebensmittelverträgliche Flüssigkeiten
EP3011186B1 (de) 2013-06-21 2020-12-30 Flow Control LLC. Rückstandsentfernende laufradrückschaufel
US10066639B2 (en) 2015-03-09 2018-09-04 Caterpillar Inc. Compressor assembly having a vaneless space
US10006341B2 (en) 2015-03-09 2018-06-26 Caterpillar Inc. Compressor assembly having a diffuser ring with tabs
JP2026001507A (ja) * 2024-06-19 2026-01-07 三菱重工業株式会社 クロー圧縮機

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2571802A (en) * 1948-04-09 1951-10-16 Wilfley & Sons Inc A Centrifugal pump
GB1226960A (de) * 1967-07-08 1971-03-31
US3413926A (en) * 1967-08-25 1968-12-03 Gen Signal Corp Centrifugal pump
US3713749A (en) * 1970-09-30 1973-01-30 Nash Engineering Co Motor-driven pedestal-mounted pump assembly and method for manufacturing the same
US3711218A (en) * 1971-01-11 1973-01-16 Dorr Oliver Inc Centrifugal pump with open type impeller
US3881841A (en) * 1973-11-29 1975-05-06 Avco Corp Damped compressor bearing mounting assembly
US3909397A (en) * 1973-12-26 1975-09-30 Kimberly Clark Co Fiber recovery system and method of recovery
GB2049832A (en) * 1979-05-29 1980-12-31 Weir Group Ltd Centrifugal and Radial-Flow Machines
US4422832A (en) * 1981-10-23 1983-12-27 The Nash Engineering Company Liquid ring pump with vanes in liquid ring
US4439096A (en) * 1982-08-13 1984-03-27 A. W. Chesterton Company Impeller adjuster for centrifugal pump
EP0168138B1 (de) * 1984-05-14 1989-03-15 Prescant Pty. Limited Wasserringvakuumpumpe
US4776758A (en) * 1987-07-06 1988-10-11 Kamyr Ab Combined fluidizing and vacuum pump
US4877368A (en) * 1988-11-08 1989-10-31 A. Ahlstrom Corporation Fluidizing centrifugal pump

Also Published As

Publication number Publication date
DE69114232D1 (de) 1995-12-07
DE69114232T2 (de) 1996-03-21
ES2080909T3 (es) 1996-02-16
EP0474475A2 (de) 1992-03-11
US5152663A (en) 1992-10-06
EP0474475A3 (en) 1992-04-22
EP0474475B1 (de) 1995-11-02

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee