DE59600224D1 - Double pump with higher-level control - Google Patents

Double pump with higher-level control

Info

Publication number
DE59600224D1
DE59600224D1 DE59600224T DE59600224T DE59600224D1 DE 59600224 D1 DE59600224 D1 DE 59600224D1 DE 59600224 T DE59600224 T DE 59600224T DE 59600224 T DE59600224 T DE 59600224T DE 59600224 D1 DE59600224 D1 DE 59600224D1
Authority
DE
Germany
Prior art keywords
level control
double pump
pump
double
level
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.)
Expired - Lifetime
Application number
DE59600224T
Other languages
German (de)
Inventor
Udo Kunz
Stephan Dr Ing Greitzke
Juergen Dipl Ing Huebner
Gerhard Hunnekuhl
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.)
Wilo GmbH
Original Assignee
Wilo GmbH
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 Wilo GmbH filed Critical Wilo GmbH
Application granted granted Critical
Publication of DE59600224D1 publication Critical patent/DE59600224D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
DE59600224T 1995-03-28 1996-03-25 Double pump with higher-level control Expired - Lifetime DE59600224D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19511170A DE19511170A1 (en) 1995-03-28 1995-03-28 Double pump with higher-level control

Publications (1)

Publication Number Publication Date
DE59600224D1 true DE59600224D1 (en) 1998-07-02

Family

ID=7757860

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19511170A Withdrawn DE19511170A1 (en) 1995-03-28 1995-03-28 Double pump with higher-level control
DE59600224T Expired - Lifetime DE59600224D1 (en) 1995-03-28 1996-03-25 Double pump with higher-level control

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19511170A Withdrawn DE19511170A1 (en) 1995-03-28 1995-03-28 Double pump with higher-level control

Country Status (2)

Country Link
EP (1) EP0735273B1 (en)
DE (2) DE19511170A1 (en)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1079113B1 (en) * 1999-08-21 2004-10-13 Grundfos A/S Centrifugal pump casing for a circulating pump for two fluid circuits
US8337166B2 (en) 2001-11-26 2012-12-25 Shurflo, Llc Pump and pump control circuit apparatus and method
US8540493B2 (en) 2003-12-08 2013-09-24 Sta-Rite Industries, Llc Pump control system and method
EP1614903B1 (en) 2004-07-07 2019-05-22 Grundfos A/S Driving unit for a centrifugal pump
US8480373B2 (en) 2004-08-26 2013-07-09 Pentair Water Pool And Spa, Inc. Filter loading
US8602745B2 (en) 2004-08-26 2013-12-10 Pentair Water Pool And Spa, Inc. Anti-entrapment and anti-dead head function
US7874808B2 (en) 2004-08-26 2011-01-25 Pentair Water Pool And Spa, Inc. Variable speed pumping system and method
US8019479B2 (en) * 2004-08-26 2011-09-13 Pentair Water Pool And Spa, Inc. Control algorithm of variable speed pumping system
US7845913B2 (en) 2004-08-26 2010-12-07 Pentair Water Pool And Spa, Inc. Flow control
US7854597B2 (en) 2004-08-26 2010-12-21 Pentair Water Pool And Spa, Inc. Pumping system with two way communication
US8469675B2 (en) 2004-08-26 2013-06-25 Pentair Water Pool And Spa, Inc. Priming protection
US7686589B2 (en) 2004-08-26 2010-03-30 Pentair Water Pool And Spa, Inc. Pumping system with power optimization
ITMI20072318A1 (en) * 2007-12-11 2009-06-12 Askoll Holding Srl PUMP FOR DISHWASHERS AND RELATED PUMP UNITS AND DISHWASHER.
PL2229610T3 (en) 2007-12-14 2019-08-30 Itt Manufacturing Enterprises Llc Synchronous torque balance in multiple pump systems
DE102008033859B4 (en) * 2008-07-19 2018-07-26 Grundfos Holding A/S Actuator unit with separate control unit
EP2151578B1 (en) * 2008-08-04 2019-09-18 Grundfos Management A/S Circulation pump system
EP2342402B1 (en) 2008-10-06 2018-06-06 Pentair Water Pool and Spa, Inc. Method of operating a safety vacuum release system
US9556874B2 (en) 2009-06-09 2017-01-31 Pentair Flow Technologies, Llc Method of controlling a pump and motor
US8436559B2 (en) 2009-06-09 2013-05-07 Sta-Rite Industries, Llc System and method for motor drive control pad and drive terminals
US8564233B2 (en) 2009-06-09 2013-10-22 Sta-Rite Industries, Llc Safety system and method for pump and motor
DE102009043556B3 (en) * 2009-09-30 2010-12-23 Ksb Aktiengesellschaft Centrifugal pump unit with switching device
EP2354554B1 (en) * 2010-01-19 2018-08-01 Grundfos Management A/S Method for determining the functional relationship of pumps
EP2526300B1 (en) 2010-02-25 2020-04-22 Hayward Industries, Inc. Universal mount for a variable speed pump drive user interface
EP2412981B1 (en) 2010-07-30 2016-05-04 Grundfos Management A/S Pump system
BR112013014476A2 (en) 2010-12-08 2016-09-20 Pentair Water Pool & Spa Inc vacuum relief relief valve for a vacuum release safety system
EP2573403B1 (en) 2011-09-20 2017-12-06 Grundfos Holding A/S Pump
ES2640280T3 (en) 2011-11-01 2017-11-02 Pentair Water Pool And Spa, Inc. Flow blocking system and method
EP2607707B2 (en) 2011-12-23 2022-11-23 Grundfos Holding A/S Electric motor
DE102012204212B4 (en) * 2012-03-16 2024-02-29 Mahle International Gmbh Pump module with a housing
DE102012007962A1 (en) * 2012-04-20 2013-10-24 Wilo Se Engine centrifugal pump with connection box
US9885360B2 (en) 2012-10-25 2018-02-06 Pentair Flow Technologies, Llc Battery backup sump pump systems and methods
EP2778423B1 (en) * 2013-03-11 2018-02-28 Grundfos Holding A/S Centrifugal pump assembly
DE202013012600U1 (en) 2013-03-11 2017-11-13 Grundfos Holding A/S A centrifugal pump unit
DE102014006258A1 (en) 2014-04-30 2015-11-05 Wilo Se Method for controlling a pump system and regulated pump system
RU2599402C2 (en) * 2015-02-24 2016-10-10 Открытое акционерное общество "Ракетно-космическая корпорация "Энергия" имени С.П. Королева" Duplicated electrically driven pump unit
US10718337B2 (en) 2016-09-22 2020-07-21 Hayward Industries, Inc. Self-priming dedicated water feature pump
FR3058479B1 (en) 2016-11-08 2018-11-02 Schneider Toshiba Inverter Europe Sas METHOD AND SYSTEM FOR CONTROLLING MULTI-PUMPS EQUIPMENT
BR112019014714B1 (en) 2017-01-27 2024-03-12 S.A. Armstrong Limited PUMP UNITS, PUMP UNIT CASE
EP3369934A1 (en) 2017-03-03 2018-09-05 Grundfos Holding A/S Circulation pump
DE102017203926A1 (en) * 2017-03-09 2018-09-13 KSB SE & Co. KGaA Method for operating a circulating pump in twin construction
EP3428453B1 (en) * 2017-07-14 2023-06-07 Grundfos Holding A/S Multi-pump control keeping the head constant while ramping up or down a subset of the pumps
EP3428452B1 (en) * 2017-07-14 2022-08-24 Grundfos Holding A/S Measurement of a characteristic curve of one pump in a set of pumps operating in parallel
EP3940237B1 (en) * 2020-07-17 2022-08-24 Grundfos Holding A/S Multi-pump control system
LU102816B1 (en) 2021-06-01 2022-12-01 Wilo Se double pump unit
LU503228B1 (en) 2022-12-21 2024-06-21 Wilo Se Double pump with insulating cover and associated assembly procedure

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1115826A (en) * 1954-12-10 1956-04-30 Flygts Pumpar Ab Pumping installation
DE1653743B2 (en) * 1967-08-12 1976-01-29 Loewe Pumpenfabrik GmbH, 3140 Lüneburg HOT WATER HEATING SYSTEM WITH A SINGLE DRIVE ENVIRONMENTAL DEVICE
DD136759A1 (en) * 1978-05-29 1979-07-25 Hans Spengler HIGH PRESSURE PUMPS UNIT
DE3342967C2 (en) * 1983-11-28 1986-04-17 Wilo-Werk Gmbh & Co, 4600 Dortmund Electric motor with connection module for pumps
DE3542370C2 (en) * 1985-11-30 2003-06-05 Wilo Gmbh Procedure for regulating the head of a pump
FR2634333B1 (en) * 1988-07-13 1993-02-19 Salmson Pompes COUPLING OF TWO ELECTRIC MOTORS
DE4016039A1 (en) * 1990-05-18 1991-11-21 Vortex Gmbh Dt WORKING DEVICE WITH CONTROL DEVICE
DE4021411C2 (en) * 1990-07-06 1993-09-30 Oplaender Wilo Werk Gmbh Connector plug for double centrifugal pump
DE4128390C1 (en) * 1991-08-27 1992-12-24 Loewe Pumpenfabrik Gmbh, 2120 Lueneburg, De Rapid control appts. for fluid supply installation - has controller connected via digital communication line to pump motor regulators which provide setting signals for frequency converters
DE4129086C1 (en) * 1991-09-02 1992-10-22 Gesellschaft Fuer Fahrzeugklimaregelung Mbh, 7141 Schwieberdingen, De
DE4129651A1 (en) * 1991-09-06 1993-09-09 Wema Ingenieurbuero Werner Kla Electromotor drive unit with electric motor control - has electric motor and control circuitry, for driving and-or controlling revolution speed and torque, as compact, integral module
IT1255190B (en) * 1992-06-30 1995-10-20 Giuseppe Marchisi CONTROL INTERFACE DEVICE FOR AN ELECTRIC MOTOR
DE4309382A1 (en) * 1993-03-23 1994-09-29 Bosch Gmbh Robert Electronically commutated electric motor
ATE144027T1 (en) * 1993-04-08 1996-10-15 Vogel Pumpen SYSTEM WITH AT LEAST ONE LIQUID PUMP
AT405996B (en) * 1993-07-09 2000-01-25 Rudin Franz METHOD FOR REGULATING THE SPEED OF AN ELECTRIC MOTOR AND DEVICE FOR IMPLEMENTING THE METHOD
DE9400955U1 (en) * 1994-01-21 1994-03-03 Grundfos A/S, Bjerringbro Pump unit
DE9415935U1 (en) * 1994-10-04 1994-11-24 Grundfos A/S, Bjerringbro Pump unit

Also Published As

Publication number Publication date
EP0735273A1 (en) 1996-10-02
EP0735273B1 (en) 1998-05-27
DE19511170A1 (en) 1996-10-02

Similar Documents

Publication Publication Date Title
DE59600224D1 (en) Double pump with higher-level control
DE69628529D1 (en) HYDRAULIC CONTROL
DE69714476T2 (en) CONTROL PANEL WITH SNAP-UP CONSTRUCTION
DE69838955D1 (en) IMPLANT WITH FLOW CONTROL
DE59603019D1 (en) PERFORMANCE CONTROL WITH LOAD-SENSING
DE69618745D1 (en) Pulse width modulation control with increased resolution
DE59602156D1 (en) Control unit
DE59608475D1 (en) Fluidic control
DE69626298T2 (en) COOKING AREA WITH CONTROL DEVICE
DE69604208T2 (en) Control valve
DE69817457D1 (en) Closed control system with a controlled relationship
DE69319766T2 (en) System with decentralized control
DE69510153T2 (en) Variable priority control valve
DE69429663D1 (en) PREDICTIVE CONTROL
DE69621091T2 (en) Programmable control
DE69600692T2 (en) MICROLASER WITH ACTIVE QUALITY CONTROL
DE69727461D1 (en) OVERLAY CONTROL METHOD WITH NUMERICAL CONTROL
DE69614401D1 (en) COMPENSATING VALVE WITH VARIABLE CROSS SECTION
DE59601303D1 (en) CONTROL UNIT
FI970595A (en) Hydraulic drive control system
DE69614372T2 (en) VOLUME CONTROL WITH DOUBLE OPERATION
DE69420505T2 (en) Multiple-task control
DE69637958D1 (en) PROGRAMMABLE CONTROL
DE69511285D1 (en) LIQUID CONTROLLED CONTROL UNIT
ATA100595A (en) SNAIL CONTROL

Legal Events

Date Code Title Description
8364 No opposition during term of opposition