DE102004031469A1 - Gesteuerte, energiesparende Mindestmengeneinrichtung einer mehrstufigen Kreiselpumpe mit einer Höchstdrucksonderstufe - Google Patents

Gesteuerte, energiesparende Mindestmengeneinrichtung einer mehrstufigen Kreiselpumpe mit einer Höchstdrucksonderstufe Download PDF

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Publication number
DE102004031469A1
DE102004031469A1 DE102004031469A DE102004031469A DE102004031469A1 DE 102004031469 A1 DE102004031469 A1 DE 102004031469A1 DE 102004031469 A DE102004031469 A DE 102004031469A DE 102004031469 A DE102004031469 A DE 102004031469A DE 102004031469 A1 DE102004031469 A1 DE 102004031469A1
Authority
DE
Germany
Prior art keywords
centrifugal pump
shut
pressure
subset
flow
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.)
Withdrawn
Application number
DE102004031469A
Other languages
German (de)
English (en)
Inventor
Thomas ELSÄSSER
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.)
KSB AG
Original Assignee
KSB 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 KSB AG filed Critical KSB AG
Priority to DE102004031469A priority Critical patent/DE102004031469A1/de
Priority to ES05011473.5T priority patent/ES2550242T3/es
Priority to EP05011473.5A priority patent/EP1612426B1/fr
Priority to CN200510081071XA priority patent/CN1715680B/zh
Publication of DE102004031469A1 publication Critical patent/DE102004031469A1/de
Withdrawn legal-status Critical Current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
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06—Multi-stage pumps
    • F04D1/10—Multi-stage pumps with means for changing the flow-path through the stages, e.g. series-parallel, e.g. side loads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0072—Installation or systems with two or more pumps, wherein the flow path through the stages can be changed, e.g. series-parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
DE102004031469A 2004-06-30 2004-06-30 Gesteuerte, energiesparende Mindestmengeneinrichtung einer mehrstufigen Kreiselpumpe mit einer Höchstdrucksonderstufe Withdrawn DE102004031469A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE102004031469A DE102004031469A1 (de) 2004-06-30 2004-06-30 Gesteuerte, energiesparende Mindestmengeneinrichtung einer mehrstufigen Kreiselpumpe mit einer Höchstdrucksonderstufe
ES05011473.5T ES2550242T3 (es) 2004-06-30 2005-05-27 Dispositivo de cantidad mínima controlada ahorrativa de energía de una bomba centrífuga con una etapa especial de alta presión
EP05011473.5A EP1612426B1 (fr) 2004-06-30 2005-05-27 Pompe multi-étages commandée à faible consommation d'énergie avec étage haute pression
CN200510081071XA CN1715680B (zh) 2004-06-30 2005-06-29 多级结构类型的离心泵

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102004031469A DE102004031469A1 (de) 2004-06-30 2004-06-30 Gesteuerte, energiesparende Mindestmengeneinrichtung einer mehrstufigen Kreiselpumpe mit einer Höchstdrucksonderstufe

Publications (1)

Publication Number Publication Date
DE102004031469A1 true DE102004031469A1 (de) 2006-01-26

Family

ID=34936993

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102004031469A Withdrawn DE102004031469A1 (de) 2004-06-30 2004-06-30 Gesteuerte, energiesparende Mindestmengeneinrichtung einer mehrstufigen Kreiselpumpe mit einer Höchstdrucksonderstufe

Country Status (4)

Country Link
EP (1) EP1612426B1 (fr)
CN (1) CN1715680B (fr)
DE (1) DE102004031469A1 (fr)
ES (1) ES2550242T3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009031309A1 (de) * 2009-06-30 2011-01-05 Ksb Aktiengesellschaft Verfahren zur Förderung von Fluiden mit Kreiselpumpen

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE680838C (de) * 1937-07-15 1939-09-09 Aeg Kesselspeiseanlage mit einer mehrstufigen, mit Zwischenentnahme versehenen Kreiselpumpe
CH562405A5 (en) * 1973-02-14 1975-05-30 Sulzer Ag Multi-or- single-stage centrifugal pump - has device driven by pump shaft for additional pressure intensification of part flow
DE4014720A1 (de) * 1989-05-12 1990-11-15 Ruhrkohle Ag Mehrstufige kreiselpumpe
WO1998034030A1 (fr) * 1997-02-04 1998-08-06 Murray William E Pompe de traitement centrifuge a roue auxiliaire

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3118386A (en) * 1964-01-21 Multi-stage centrifugal pump
GB216893A (en) * 1923-06-01 1924-06-26 Sulzer Ag Improvements in or relating to apparatus for supplying water of different pressures on ships propelled by internal combustion engines
GB806219A (en) * 1955-10-29 1958-12-23 Oerlikon Maschf Multi-stage radial flow compressor and method of operating same
FR1201234A (fr) * 1957-08-10 1959-12-29 Babcock & Wilcox France Procédé pour la mise en route d'une chaudière à circulation forcée
DE8708334U1 (de) * 1987-06-12 1987-07-30 Dickow-Pumpen KG, 8264 Waldkraiburg Kreiselpumpe
EP0604390A3 (fr) * 1992-12-24 1995-04-19 Austrian Energy & Environment Méthode pour alimenter un générateur de vapeur à pressions multiples et pompe d'alimentation.
CN2551784Y (zh) * 2002-06-11 2003-05-21 赵其林 多级串联连体水泵

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE680838C (de) * 1937-07-15 1939-09-09 Aeg Kesselspeiseanlage mit einer mehrstufigen, mit Zwischenentnahme versehenen Kreiselpumpe
CH562405A5 (en) * 1973-02-14 1975-05-30 Sulzer Ag Multi-or- single-stage centrifugal pump - has device driven by pump shaft for additional pressure intensification of part flow
DE4014720A1 (de) * 1989-05-12 1990-11-15 Ruhrkohle Ag Mehrstufige kreiselpumpe
WO1998034030A1 (fr) * 1997-02-04 1998-08-06 Murray William E Pompe de traitement centrifuge a roue auxiliaire

Also Published As

Publication number Publication date
CN1715680B (zh) 2011-03-30
EP1612426A3 (fr) 2009-06-24
CN1715680A (zh) 2006-01-04
ES2550242T3 (es) 2015-11-05
EP1612426B1 (fr) 2015-08-05
EP1612426A2 (fr) 2006-01-04

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Legal Events

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OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
R012 Request for examination validly filed

Effective date: 20110511

R016 Response to examination communication
R120 Application withdrawn or ip right abandoned