BR112012006426A2 - switching device, centrifugal pump arrangement, dual pump arrangement and method for operating a centrifugal pump arrangement - Google Patents

switching device, centrifugal pump arrangement, dual pump arrangement and method for operating a centrifugal pump arrangement

Info

Publication number
BR112012006426A2
BR112012006426A2 BR112012006426A BR112012006426A BR112012006426A2 BR 112012006426 A2 BR112012006426 A2 BR 112012006426A2 BR 112012006426 A BR112012006426 A BR 112012006426A BR 112012006426 A BR112012006426 A BR 112012006426A BR 112012006426 A2 BR112012006426 A2 BR 112012006426A2
Authority
BR
Brazil
Prior art keywords
pump arrangement
centrifugal pump
operating
switching device
dual
Prior art date
Application number
BR112012006426A
Other languages
Portuguese (pt)
Other versions
BR112012006426A8 (en
Inventor
Marjan Silovic
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
Publication of BR112012006426A2 publication Critical patent/BR112012006426A2/en
Publication of BR112012006426A8 publication Critical patent/BR112012006426A8/en

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
    • F04D13/00—Pumping installations or systems
    • F04D13/12—Combinations of two or more pumps
    • F04D13/14—Combinations of two or more pumps the pumps being all of centrifugal type
    • 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
    • F04D15/0066—Control, e.g. regulation, of pumps, pumping installations or systems by changing the speed, e.g. of the driving engine
    • 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
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/029—Stopping of pumps, or operating valves, on occurrence of unwanted conditions for pumps operating in parallel
BR112012006426A 2009-09-30 2010-09-28 SWITCHING DEVICE, CENTRIFUGE PUMP ARRANGEMENT, DUAL PUMP ARRANGEMENT AND METHOD FOR OPERATING A CENTRIFUGE PUMP ARRANGEMENT BR112012006426A8 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009043556A DE102009043556B3 (en) 2009-09-30 2009-09-30 Centrifugal pump unit with switching device
PCT/EP2010/064337 WO2011039166A1 (en) 2009-09-30 2010-09-28 Centrifugal pump unit having a switching device

Publications (2)

Publication Number Publication Date
BR112012006426A2 true BR112012006426A2 (en) 2016-04-19
BR112012006426A8 BR112012006426A8 (en) 2018-07-31

Family

ID=43123174

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012006426A BR112012006426A8 (en) 2009-09-30 2010-09-28 SWITCHING DEVICE, CENTRIFUGE PUMP ARRANGEMENT, DUAL PUMP ARRANGEMENT AND METHOD FOR OPERATING A CENTRIFUGE PUMP ARRANGEMENT

Country Status (4)

Country Link
EP (1) EP2483564B1 (en)
BR (1) BR112012006426A8 (en)
DE (1) DE102009043556B3 (en)
WO (1) WO2011039166A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6581806B2 (en) * 2015-05-18 2019-09-25 株式会社川本製作所 Pump unit, water supply device
DE102016119207B4 (en) * 2016-10-10 2020-03-12 Nolta Gmbh Pump control device, pump device, waste water treatment system and a method for operating at least two pumps

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2756916C2 (en) * 1977-12-21 1985-09-26 Danfoss A/S, Nordborg Device for setting up the delivery rate of a waterworks pump arrangement
US5522707A (en) * 1994-11-16 1996-06-04 Metropolitan Industries, Inc. Variable frequency drive system for fluid delivery system
DE19511170A1 (en) * 1995-03-28 1996-10-02 Wilo Gmbh Double pump with higher-level control
DE19742799B4 (en) * 1997-09-27 2006-10-05 Ksb Ag Automatic adjustment of the adjustment range of a pressure control loop in multi-pump systems
DE10331578B4 (en) * 2003-07-11 2006-01-12 Spechtenhauser Pumpen Gmbh Wastewater pump system with several Kanalradpumpenaggregaten
US7514815B2 (en) * 2004-09-28 2009-04-07 American Power Conversion Corporation System and method for allocating power to loads
JP4431519B2 (en) * 2005-04-11 2010-03-17 日立Ｇｅニュークリア・エナジー株式会社 Reactor coolant recirculation pump power supply
DE102006018025A1 (en) * 2006-04-19 2007-10-25 Ksb Aktiengesellschaft Centrifugal pump unit with switching device

Also Published As

Publication number Publication date
EP2483564B1 (en) 2016-11-16
WO2011039166A1 (en) 2011-04-07
EP2483564A1 (en) 2012-08-08
DE102009043556B3 (en) 2010-12-23
BR112012006426A8 (en) 2018-07-31

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: KSB SE AND CO. KGAA (DE)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements