DE2405748A1 - Doppel-laufrad in einer zentrifugalpumpe mit vertikaler antriebswelle - Google Patents

Doppel-laufrad in einer zentrifugalpumpe mit vertikaler antriebswelle

Info

Publication number
DE2405748A1
DE2405748A1 DE19742405748 DE2405748A DE2405748A1 DE 2405748 A1 DE2405748 A1 DE 2405748A1 DE 19742405748 DE19742405748 DE 19742405748 DE 2405748 A DE2405748 A DE 2405748A DE 2405748 A1 DE2405748 A1 DE 2405748A1
Authority
DE
Germany
Prior art keywords
impeller
double
drive shaft
double impeller
vertical
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.)
Pending
Application number
DE19742405748
Other languages
German (de)
English (en)
Inventor
Beantragt Nichtnennung
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.)
Thune Eureka AS
Original Assignee
Thune Eureka AS
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 Thune Eureka AS filed Critical Thune Eureka AS
Publication of DE2405748A1 publication Critical patent/DE2405748A1/de
Pending legal-status Critical Current

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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2205—Conventional flow pattern
    • F04D29/2211—More than one set of flow passages
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D9/00—Priming; Preventing vapour lock
    • F04D9/007—Preventing loss of prime, siphon breakers
    • F04D9/008—Preventing loss of prime, siphon breakers by means in the suction mouth, e.g. foot valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE19742405748 1973-07-05 1974-02-07 Doppel-laufrad in einer zentrifugalpumpe mit vertikaler antriebswelle Pending DE2405748A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO2767/73A NO276773L (enrdf_load_stackoverflow) 1973-07-05 1973-07-05

Publications (1)

Publication Number Publication Date
DE2405748A1 true DE2405748A1 (de) 1975-01-30

Family

ID=19879114

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742405748 Pending DE2405748A1 (de) 1973-07-05 1974-02-07 Doppel-laufrad in einer zentrifugalpumpe mit vertikaler antriebswelle

Country Status (6)

Country Link
US (1) US3904306A (enrdf_load_stackoverflow)
JP (1) JPS5023009A (enrdf_load_stackoverflow)
DE (1) DE2405748A1 (enrdf_load_stackoverflow)
ES (1) ES423426A1 (enrdf_load_stackoverflow)
NO (1) NO276773L (enrdf_load_stackoverflow)
SE (1) SE7402152L (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07117076B2 (ja) * 1989-05-26 1995-12-18 太平洋機工株式会社 ウオータジェット推進機のためのターボ型ポンプ用羽根車およびこの羽根車を有するターボ型ポンプ
NO301112B1 (no) * 1996-01-26 1997-09-15 Mohn Fusa As Frank Anordning ved lossepumpe som er neddykkbar i lasten i en skipslastetank
US7179057B2 (en) * 2004-03-31 2007-02-20 Weir Slurry Group, Inc. Velocity profile impeller vane
TWI296025B (en) * 2005-05-27 2008-04-21 Delta Electronics Inc Fan and impeller thereof
US7549837B2 (en) * 2006-10-26 2009-06-23 Schlumberger Technology Corporation Impeller for centrifugal pump
CA2934308C (en) * 2007-05-21 2019-12-31 Weir Minerals Australia Ltd Pump casing with strainer section and flow distribution vanes
US7858020B2 (en) * 2008-03-14 2010-12-28 Thut Bruno H Molten metal flow powered degassing device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465625A (en) * 1943-10-18 1949-03-29 Sulzer Ag Centrifugal compressor
US2383424A (en) * 1944-05-06 1945-08-21 Ingersoll Rand Co Pump
US2463251A (en) * 1944-10-19 1949-03-01 Curtis Pump Co Vapor expelling pump
US2581828A (en) * 1946-03-07 1952-01-08 Nash Engineering Co Pump
US2471174A (en) * 1947-04-24 1949-05-24 Clark Bros Co Inc Centrifugal compressor stability means
US2985108A (en) * 1957-09-16 1961-05-23 Curtiss Wright Corp Vapor purging pump
US3250440A (en) * 1963-12-23 1966-05-10 Fmc Corp Pumping apparatus
US3721504A (en) * 1971-02-18 1973-03-20 A Crisafulli Vertically adjustable centrifugal pump for use in manholes

Also Published As

Publication number Publication date
ES423426A1 (es) 1976-05-16
SE7402152L (enrdf_load_stackoverflow) 1975-01-07
US3904306A (en) 1975-09-09
JPS5023009A (enrdf_load_stackoverflow) 1975-03-12
NO276773L (enrdf_load_stackoverflow) 1975-02-03

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