EP1710441A3 - Pump control method - Google Patents

Pump control method Download PDF

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Publication number
EP1710441A3
EP1710441A3 EP06005255A EP06005255A EP1710441A3 EP 1710441 A3 EP1710441 A3 EP 1710441A3 EP 06005255 A EP06005255 A EP 06005255A EP 06005255 A EP06005255 A EP 06005255A EP 1710441 A3 EP1710441 A3 EP 1710441A3
Authority
EP
European Patent Office
Prior art keywords
control method
pump control
rotor speed
rotor
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.)
Withdrawn
Application number
EP06005255A
Other languages
German (de)
French (fr)
Other versions
EP1710441A2 (en
Inventor
Stefan Zeh
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.)
Diehl AKO Stiftung and Co KG
Original Assignee
Diehl AKO Stiftung and Co KG
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 Diehl AKO Stiftung and Co KG filed Critical Diehl AKO Stiftung and Co KG
Publication of EP1710441A2 publication Critical patent/EP1710441A2/en
Publication of EP1710441A3 publication Critical patent/EP1710441A3/en
Withdrawn legal-status Critical Current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
    • 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
    • F04D15/0066—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
    • F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
    • F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
    • F04D15/0236—Lack of liquid level being detected by analysing the parameters of the electric drive, e.g. current or power consumption

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Abstract

Elektronische Motorregelung für eine Pumpe mit Mehrphasen-Permanentmagnet-Synchronmotor (PMSM) mit Mitteln zur Detektion und Abschätzung der Rotorphasenlage und Rotorgeschwindigkeit, wobei über Schwankungen der geschätzten Rotorgeschwindigkeit Schaum- oder Luftbetrieb erkannt wird.

Figure imgaf001
Electronic motor control for a multiphase permanent magnet synchronous motor (PMSM) pump with means for detecting and estimating the rotor phasing and rotor speed, whereby foam or air operation is detected through fluctuations in the estimated rotor speed.
Figure imgaf001
EP06005255A 2005-03-22 2006-03-15 Pump control method Withdrawn EP1710441A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005013773A DE102005013773A1 (en) 2005-03-22 2005-03-22 Electronic motor regulation for pump used in e.g. dishwasher, involves detecting and estimating rotor phase position and rotor speed of motor and determining fluctuations in rotor phase position and rotor speed to control pump operation

Publications (2)

Publication Number Publication Date
EP1710441A2 EP1710441A2 (en) 2006-10-11
EP1710441A3 true EP1710441A3 (en) 2010-05-26

Family

ID=36741323

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06005255A Withdrawn EP1710441A3 (en) 2005-03-22 2006-03-15 Pump control method

Country Status (3)

Country Link
US (1) US7595603B2 (en)
EP (1) EP1710441A3 (en)
DE (1) DE102005013773A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4425253B2 (en) * 2006-08-30 2010-03-03 ダイキン工業株式会社 Hydraulic unit and motor speed control method in hydraulic unit
DE102007041311A1 (en) * 2007-08-31 2009-03-05 BSH Bosch und Siemens Hausgeräte GmbH Method for operating a water-conducting household appliance
DE102009020473B4 (en) * 2009-05-08 2021-04-22 Diehl Ako Stiftung & Co. Kg Procedure for error detection when controlling a rotating field motor
DE102009055203B4 (en) 2009-12-22 2022-06-15 Hanning Elektro-Werke Gmbh & Co. Kg Method and device for detecting an operating state of a pump
CN103671057B (en) * 2013-12-06 2016-06-08 瑞安市工泰电器有限公司 Oilless air compressor protection controller
JP6445937B2 (en) * 2015-07-03 2018-12-26 日立オートモティブシステムズ株式会社 Electric power steering device
CN111990942B (en) * 2019-05-27 2024-08-16 青岛海尔洗碗机有限公司 Control method of dish washer
US12025137B2 (en) * 2020-05-06 2024-07-02 Franklin Electric Co., Inc. Water gulping detection
CN111456933B (en) * 2020-05-08 2022-03-08 河海大学常州校区 Method for detecting idle state of automobile electronic water pump
CN114365987A (en) * 2021-12-20 2022-04-19 佛山市百斯特电器科技有限公司 Washing pump-based abnormal response method and washing equipment

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5448149A (en) * 1994-06-20 1995-09-05 Texas A&M University Indirect rotor position sensor for a sinusoidal synchronous reluctance machine
DE4418721A1 (en) * 1994-05-28 1995-11-30 Licentia Gmbh Control process for domestic dishwasher pump
EP0744807A1 (en) * 1995-05-25 1996-11-27 PAPST-MOTOREN GmbH & Co. KG DC motor current limiting method and DC motor for implementing this method
DE19617570C1 (en) * 1996-05-02 1997-12-11 Hanning & Kahl Gmbh & Co Submersible pump
DE19736347A1 (en) * 1997-08-21 1999-02-25 Wunnibald Kunz Measuring appliance for use in dishwasher
EP1284540A2 (en) * 2001-08-14 2003-02-19 Diehl AKO Stiftung & Co. KG Dishwasher-pumpdrive

Family Cites Families (19)

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Publication number Priority date Publication date Assignee Title
US3027307A (en) * 1959-08-17 1962-03-27 Standard Oil Co Reduction of distillation tower foaming
DE2946049A1 (en) 1979-11-15 1981-05-27 Hoechst Ag, 6000 Frankfurt Circulation pump flow-rate regulation system - measures pump loading and rotation to obtain actual flow-rate
JPS58152187A (en) * 1982-03-05 1983-09-09 Hitachi Ltd Air conditioning apparatus
JP3480752B2 (en) * 1994-12-08 2003-12-22 東芝デジタルメディアエンジニアリング株式会社 Refrigeration cycle device
MY119900A (en) * 1995-03-14 2005-08-30 Panasonic Corp Refrigerating apparatus, and refrigerator control and brushless motor starter used in same
FR2747521B1 (en) 1996-04-12 1998-06-26 Sgs Thomson Microelectronics CONTROL OF A MOTOR WITHOUT MANIFOLD
JPH1047795A (en) * 1996-08-06 1998-02-20 Matsushita Refrig Co Ltd Operation controller of refrigerator
JP3454210B2 (en) * 1999-11-30 2003-10-06 株式会社日立製作所 Position sensorless control method for synchronous motor
JP2004104895A (en) * 2002-09-09 2004-04-02 Hitachi Ltd Compressor drive and refrigerating air-conditioning device
JP3832257B2 (en) * 2001-02-26 2006-10-11 株式会社日立製作所 Synchronous motor start control method and control device
DE20118137U1 (en) 2001-11-07 2003-03-20 Diehl AKO Stiftung & Co. KG, 88239 Wangen Dishwasher water circulation pump has two-pole DC reversible operational speed and is situated in sump so that presence of water controls function
JP3896472B2 (en) * 2002-09-04 2007-03-22 株式会社日立製作所 Refrigeration equipment
US7102306B2 (en) * 2003-03-17 2006-09-05 Matsushita Electric Industrial Co., Ltd. Brushless DC motor driving method and apparatus for it
EP1617551A4 (en) * 2003-04-22 2010-09-08 Panasonic Corp Motor controlling device, compressor, air conditioner and refrigerator
JP4475903B2 (en) * 2003-09-12 2010-06-09 サンデン株式会社 Motor control device
JP4513536B2 (en) * 2004-12-06 2010-07-28 株式会社豊田自動織機 Inverter device
US7143491B2 (en) * 2004-12-14 2006-12-05 Wood Samuel T Door hinge pin removal tool
KR101041076B1 (en) * 2004-12-17 2011-06-13 삼성전자주식회사 Method for control starting of brushless DC motor
DE102005028344A1 (en) * 2005-02-05 2006-08-17 Diehl Ako Stiftung & Co. Kg Method and circuit arrangement for controlling a multiphase brushless electric motor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4418721A1 (en) * 1994-05-28 1995-11-30 Licentia Gmbh Control process for domestic dishwasher pump
US5448149A (en) * 1994-06-20 1995-09-05 Texas A&M University Indirect rotor position sensor for a sinusoidal synchronous reluctance machine
EP0744807A1 (en) * 1995-05-25 1996-11-27 PAPST-MOTOREN GmbH & Co. KG DC motor current limiting method and DC motor for implementing this method
DE19617570C1 (en) * 1996-05-02 1997-12-11 Hanning & Kahl Gmbh & Co Submersible pump
DE19736347A1 (en) * 1997-08-21 1999-02-25 Wunnibald Kunz Measuring appliance for use in dishwasher
EP1284540A2 (en) * 2001-08-14 2003-02-19 Diehl AKO Stiftung & Co. KG Dishwasher-pumpdrive

Also Published As

Publication number Publication date
EP1710441A2 (en) 2006-10-11
US20060245931A1 (en) 2006-11-02
US7595603B2 (en) 2009-09-29
DE102005013773A1 (en) 2006-09-28

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