EP3369934C0 - Umwälzpumpenaggregat - Google Patents

Umwälzpumpenaggregat

Info

Publication number
EP3369934C0
EP3369934C0 EP17159191.0A EP17159191A EP3369934C0 EP 3369934 C0 EP3369934 C0 EP 3369934C0 EP 17159191 A EP17159191 A EP 17159191A EP 3369934 C0 EP3369934 C0 EP 3369934C0
Authority
EP
European Patent Office
Prior art keywords
circulation pump
pump unit
circulation
unit
pump
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.)
Active
Application number
EP17159191.0A
Other languages
English (en)
French (fr)
Other versions
EP3369934B1 (de
EP3369934A1 (de
Inventor
Thomas Blad
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.)
Grundfos Holdings AS
Original Assignee
Grundfos Holdings 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 Grundfos Holdings AS filed Critical Grundfos Holdings AS
Priority to EP17159191.0A priority Critical patent/EP3369934B1/de
Priority to US16/490,129 priority patent/US11371509B2/en
Priority to CN201880015575.7A priority patent/CN110392787B/zh
Priority to PCT/EP2018/054693 priority patent/WO2018158197A1/de
Publication of EP3369934A1 publication Critical patent/EP3369934A1/de
Application granted granted Critical
Publication of EP3369934B1 publication Critical patent/EP3369934B1/de
Publication of EP3369934C0 publication Critical patent/EP3369934C0/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • 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
    • 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
    • F04D15/0072—Installation or systems with two or more pumps, wherein the flow path through the stages can be changed, e.g. series-parallel
    • 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
    • F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
    • 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
    • F04D15/0245—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump
    • 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
    • F04D15/0245—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump
    • F04D15/0254—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump the condition being speed or load
    • 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
    • F04D15/0281—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition not otherwise provided for
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
EP17159191.0A 2017-03-03 2017-03-03 Umwälzpumpenaggregat Active EP3369934B1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP17159191.0A EP3369934B1 (de) 2017-03-03 2017-03-03 Umwälzpumpenaggregat
US16/490,129 US11371509B2 (en) 2017-03-03 2018-02-26 Parallel circulation pump coordinating control assembly
CN201880015575.7A CN110392787B (zh) 2017-03-03 2018-02-26 循环泵机组
PCT/EP2018/054693 WO2018158197A1 (de) 2017-03-03 2018-02-26 Umwälzpumpenaggregat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17159191.0A EP3369934B1 (de) 2017-03-03 2017-03-03 Umwälzpumpenaggregat

Publications (3)

Publication Number Publication Date
EP3369934A1 EP3369934A1 (de) 2018-09-05
EP3369934B1 EP3369934B1 (de) 2024-12-11
EP3369934C0 true EP3369934C0 (de) 2024-12-11

Family

ID=58228022

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17159191.0A Active EP3369934B1 (de) 2017-03-03 2017-03-03 Umwälzpumpenaggregat

Country Status (4)

Country Link
US (1) US11371509B2 (de)
EP (1) EP3369934B1 (de)
CN (1) CN110392787B (de)
WO (1) WO2018158197A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023107205A1 (de) * 2023-03-22 2024-09-26 KSB SE & Co. KGaA Verfahren zur Regelung eines Pumpensystems, das zumindest zwei hydraulisch parallel betriebene Kreiselpumpen aufweist, sowie Mehrpumpensystem
DE102023113580A1 (de) * 2023-05-24 2024-11-28 KSB SE & Co. KGaA Verfahren zum Betrieb einer Mehrpumpenanlage mit wenigstens zwei hydraulisch parallel betreibbaren Pumpen sowie Mehrpumpenanlage

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3511579A (en) * 1968-07-22 1970-05-12 Liquitrol Systems Inc Control system for liquid pressure booster systems
JPH0737791B2 (ja) * 1988-11-28 1995-04-26 株式会社日立製作所 ポンプの逆流検出装置及び揚水設備のポンプ運転制御装置並びに可変速揚水発電電動装置
DE19511170A1 (de) * 1995-03-28 1996-10-02 Wilo Gmbh Doppelpumpe mit übergeordneter Steuerung
EP1072795A4 (de) * 1998-04-03 2006-10-18 Ebara Corp Diagnosesystem für fluidumgeräte
US6607141B2 (en) * 2000-08-02 2003-08-19 Somchai Paarporn Decentralized pumping system
US7010393B2 (en) * 2002-06-20 2006-03-07 Compressor Controls Corporation Controlling multiple pumps operating in parallel or series
DE102006041345A1 (de) * 2006-09-01 2008-03-13 Wilo Ag Verfahren zum Betrieb eines Rohrnetzes
CN101896871B (zh) * 2007-12-14 2015-06-10 Itt制造企业公司 多泵系统中的同步转矩平衡
FI127255B (en) * 2011-11-02 2018-02-15 Abb Technology Oy Method and controller for operating the pump system
PL2708825T3 (pl) * 2012-09-12 2017-08-31 Grundfos Holding A/S Sposób sterowania pompą obiegową w instalacji z co najmniej dwoma obwodami cyrkulacyjnymi
WO2014040627A1 (en) * 2012-09-13 2014-03-20 Abb Technology Ag Device and method for operating parallel centrifugal pumps
CA2894269C (en) * 2012-12-12 2015-10-27 S.A. Armstrong Limited Self learning control system and method for optimizing a consumable input variable
JP6184792B2 (ja) * 2013-07-26 2017-08-23 株式会社荏原製作所 給水装置
DK2871420T3 (en) * 2013-11-07 2016-12-19 Grundfos Holding As Cirkulationspumpeaggregat to a heating and / or cooling system
NO20150759A1 (en) * 2015-06-11 2016-10-24 Fmc Kongsberg Subsea As Load-sharing in parallel fluid pumps
FR3058479B1 (fr) * 2016-11-08 2018-11-02 Schneider Toshiba Inverter Europe Sas Procede et systeme de commande d'un equipement multi-pompes

Also Published As

Publication number Publication date
WO2018158197A1 (de) 2018-09-07
EP3369934B1 (de) 2024-12-11
EP3369934A1 (de) 2018-09-05
CN110392787B (zh) 2022-03-25
US11371509B2 (en) 2022-06-28
CN110392787A (zh) 2019-10-29
US20200011330A1 (en) 2020-01-09

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