NZ570549A - A pump system having an electric motor driving a positive displcement pump and a cutter, a current sensor is provided which stops motor operation if measured motor current exceeds a threshold, and reverses the motor a predetermined amount - Google Patents

A pump system having an electric motor driving a positive displcement pump and a cutter, a current sensor is provided which stops motor operation if measured motor current exceeds a threshold, and reverses the motor a predetermined amount

Info

Publication number
NZ570549A
NZ570549A NZ570549A NZ57054908A NZ570549A NZ 570549 A NZ570549 A NZ 570549A NZ 570549 A NZ570549 A NZ 570549A NZ 57054908 A NZ57054908 A NZ 57054908A NZ 570549 A NZ570549 A NZ 570549A
Authority
NZ
New Zealand
Prior art keywords
motor
pump system
controller
pump
electric current
Prior art date
Application number
NZ570549A
Other languages
English (en)
Inventor
Andrew Moore
Craig Wroth
Steve Watt
Original Assignee
Mono Pumps Ltd
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 Mono Pumps Ltd filed Critical Mono Pumps Ltd
Publication of NZ570549A publication Critical patent/NZ570549A/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
    • 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
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
    • E03F1/006—Pneumatic sewage disposal systems; accessories specially adapted therefore
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F3/00—Sewer pipe-line systems
    • E03F3/04—Pipes or fittings specially adapted to sewers
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • 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
    • F04D15/0077—Safety measures
    • 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
    • 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
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NZ570549A 2007-08-15 2008-08-15 A pump system having an electric motor driving a positive displcement pump and a cutter, a current sensor is provided which stops motor operation if measured motor current exceeds a threshold, and reverses the motor a predetermined amount NZ570549A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0715947A GB2451876A (en) 2007-08-15 2007-08-15 Pump system for a pressure sewer system

Publications (1)

Publication Number Publication Date
NZ570549A true NZ570549A (en) 2010-03-26

Family

ID=38566455

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ570549A NZ570549A (en) 2007-08-15 2008-08-15 A pump system having an electric motor driving a positive displcement pump and a cutter, a current sensor is provided which stops motor operation if measured motor current exceeds a threshold, and reverses the motor a predetermined amount

Country Status (5)

Country Link
US (1) US20090081050A1 (fr)
EP (1) EP2025943A2 (fr)
AU (1) AU2008205422A1 (fr)
GB (1) GB2451876A (fr)
NZ (1) NZ570549A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2934876A1 (fr) * 2008-08-05 2010-02-12 Ksb Sas Controle de dysfonctionnement d'un groupe motopompe.
GB2474691A (en) * 2009-10-23 2011-04-27 Inverter Drive Systems Ltd Pump Control System And Method
DE102011050018A1 (de) * 2011-04-29 2012-10-31 Allweiler Gmbh Pumpen-System
GB201108171D0 (en) * 2011-05-17 2011-06-29 Ids Maintenance Ltd Deragging pump controller
SE537872C2 (sv) 2011-12-22 2015-11-03 Xylem Ip Holdings Llc Metod för styrning av ett pumparrangemang
EP3910121A1 (fr) 2012-03-14 2021-11-17 South East Water Corporation Système de surveillance et de contrôle du réseau d'égouts sous pression
AU2014100179B4 (en) * 2012-03-14 2014-07-03 South East Water Corporation Pressure sewer control system and method
NZ630946A (en) 2013-09-10 2015-06-26 South East Water Corp Reservoir control systems and methods
SE540019C2 (sv) 2014-06-03 2018-02-27 Xylem Ip Man Sarl Metod för styrning av ett pumparrangemang vid igensättning av en pump
NZ630446A (en) 2014-09-03 2015-02-27 South East Water Corp Monitoring systems and methods
US10711788B2 (en) 2015-12-17 2020-07-14 Wayne/Scott Fetzer Company Integrated sump pump controller with status notifications
US11512696B2 (en) * 2016-01-15 2022-11-29 Milwaukee Electric Tool Corporation Transfer pump
USD893552S1 (en) 2017-06-21 2020-08-18 Wayne/Scott Fetzer Company Pump components
JP2019120158A (ja) * 2017-12-28 2019-07-22 株式会社荏原製作所 ポンプ装置
USD890211S1 (en) 2018-01-11 2020-07-14 Wayne/Scott Fetzer Company Pump components
AT522267A1 (de) * 2019-03-12 2020-09-15 Neuburg Wilfried Trockenlaufschutzmodul
WO2020183484A1 (fr) * 2019-03-14 2020-09-17 Cri Pumps Private Limited Ensemble pompe à roue sécatrice
CN110533890B (zh) * 2019-09-11 2021-06-04 苏州千层茧农业科技有限公司 简易下水道堵塞应急预警发布系统
CN113586413A (zh) * 2021-07-26 2021-11-02 深圳供电局有限公司 水泵控制方法、装置、水泵站及存储介质

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291355A (en) * 1979-07-30 1981-09-22 General Electric Company Programmable overload circuit
US4307325A (en) * 1980-01-28 1981-12-22 Black & Decker Inc. Digital control system for electric motors in power tools and the like
JPS608159A (ja) * 1983-06-28 1985-01-17 Jidosha Kiki Co Ltd 動力舵取装置の制御方法
US5206572A (en) * 1988-06-22 1993-04-27 Siemens Energy & Automation, Inc. Motor controller
JP3642578B2 (ja) * 1993-03-30 2005-04-27 株式会社荏原製作所 ポンプ装置
SE504982C2 (sv) * 1995-11-24 1997-06-09 Flygt Ab Itt Sätt att reglera utpumpningen från en avloppspumpstation
JPH10147236A (ja) * 1996-11-20 1998-06-02 Aisin Seiki Co Ltd 流体圧源装置
JP2000110735A (ja) * 1998-10-01 2000-04-18 Internatl Business Mach Corp <Ibm> ポンプ保護装置、ポンプ保護方法及びポンプ装置
US6481973B1 (en) * 1999-10-27 2002-11-19 Little Giant Pump Company Method of operating variable-speed submersible pump unit
US6378554B1 (en) * 2000-01-14 2002-04-30 Little Giant Pump Company Controlled sewage sump network system
US6638023B2 (en) * 2001-01-05 2003-10-28 Little Giant Pump Company Method and system for adjusting operating parameters of computer controlled pumps
US6534947B2 (en) * 2001-01-12 2003-03-18 Sta-Rite Industries, Inc. Pump controller
US8540493B2 (en) * 2003-12-08 2013-09-24 Sta-Rite Industries, Llc Pump control system and method
EP1889353A2 (fr) * 2005-06-09 2008-02-20 Abhishek Singh Systeme de commutation pour commander la mise en route d'un moteur electrique

Also Published As

Publication number Publication date
GB2451876A (en) 2009-02-18
EP2025943A2 (fr) 2009-02-18
GB0715947D0 (en) 2007-09-26
US20090081050A1 (en) 2009-03-26
AU2008205422A1 (en) 2009-03-05

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