CN1268847C - 液体泵送装置 - Google Patents

液体泵送装置 Download PDF

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Publication number
CN1268847C
CN1268847C CNB988043505A CN98804350A CN1268847C CN 1268847 C CN1268847 C CN 1268847C CN B988043505 A CNB988043505 A CN B988043505A CN 98804350 A CN98804350 A CN 98804350A CN 1268847 C CN1268847 C CN 1268847C
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CN
China
Prior art keywords
frequency
liquid pumping
pumping device
current value
flow
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 - Fee Related
Application number
CNB988043505A
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English (en)
Chinese (zh)
Other versions
CN1252855A (zh
Inventor
小林真
山本雅和
三宅良男
八木薰
上井圭太
宫崎义晶
饭岛克自
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.)
Ebara Corp
Original Assignee
Ebara Corp
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Filing date
Publication date
Application filed by Ebara Corp filed Critical Ebara Corp
Publication of CN1252855A publication Critical patent/CN1252855A/zh
Application granted granted Critical
Publication of CN1268847C publication Critical patent/CN1268847C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CNB988043505A 1997-04-25 1998-04-22 液体泵送装置 Expired - Fee Related CN1268847C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP123560/1997 1997-04-25
JP123560/97 1997-04-25
JP12356097A JP3922760B2 (ja) 1997-04-25 1997-04-25 流体機械

Publications (2)

Publication Number Publication Date
CN1252855A CN1252855A (zh) 2000-05-10
CN1268847C true CN1268847C (zh) 2006-08-09

Family

ID=14863618

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB988043505A Expired - Fee Related CN1268847C (zh) 1997-04-25 1998-04-22 液体泵送装置

Country Status (10)

Country Link
US (1) US6350105B1 (enExample)
EP (1) EP0978657B1 (enExample)
JP (1) JP3922760B2 (enExample)
KR (1) KR100533699B1 (enExample)
CN (1) CN1268847C (enExample)
AU (1) AU722386B2 (enExample)
DE (1) DE69822808T2 (enExample)
ID (1) ID24674A (enExample)
RU (1) RU2193697C2 (enExample)
WO (1) WO1998049449A1 (enExample)

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CN101680457B (zh) * 2007-05-12 2012-07-04 Ksb股份公司 用于故障监控的装置和方法

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US8622713B2 (en) * 2008-12-29 2014-01-07 Little Giant Pump Company Method and apparatus for detecting the fluid condition in a pump
CN101871447B (zh) * 2009-04-21 2015-12-16 埃克斯雷姆Ip控股有限责任公司 泵控制器
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US9556874B2 (en) 2009-06-09 2017-01-31 Pentair Flow Technologies, Llc Method of controlling a pump and motor
US8564233B2 (en) 2009-06-09 2013-10-22 Sta-Rite Industries, Llc Safety system and method for 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
US8961149B2 (en) 2010-07-19 2015-02-24 Runtech Systems Oy Method for controlling a regulated-rotation-speed low-pressure centrifugal fan
FI125258B (fi) * 2010-07-19 2015-08-14 Runtech Systems Oy Menetelmä pyörimisnopeussäädetyn alipainekeskipakopuhaltimen ohjaamiseksi
CN103477075B (zh) 2010-12-08 2016-12-21 滨特尔水池水疗公司 用于安全真空释放系统的排放真空释放阀
US10048701B2 (en) 2011-12-16 2018-08-14 Fluid Handling Llc Dynamic linear control methods and apparatus for variable speed pump control
US8700221B2 (en) 2010-12-30 2014-04-15 Fluid Handling Llc Method and apparatus for pump control using varying equivalent system characteristic curve, AKA an adaptive control curve
JP5914365B2 (ja) * 2011-01-21 2016-05-11 株式会社荏原製作所 給水装置
AU2012332382B2 (en) 2011-11-01 2016-11-03 Daniel J. Hruby Flow locking system and method
DE102011087041A1 (de) * 2011-11-24 2013-05-29 Continental Automotive Gmbh Vorrichtung und Verfahren zum Betreiben eines Kraftstofffördersystems und Kraftstofffördersystem
US9733650B2 (en) * 2011-12-27 2017-08-15 Ebara Corporation Water supply apparatus and water supply method
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US20130189131A1 (en) * 2012-01-19 2013-07-25 Han-Lung Huang Water cooled motor with stainless steel cooling jacket
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CN103671054B (zh) * 2013-12-06 2016-09-28 杭州哲达科技股份有限公司 用于流体输配系统的无传感恒流变频方法及装置
MX357724B (es) * 2014-04-08 2018-07-19 Fluid Handling Llc Medio o técnica de conversión sin detectores de afinidad de mejor ajuste para monitoreo de flujo y presión diferencial de bomba.
CN113655822B (zh) * 2016-06-14 2025-02-18 塞阿姆斯特朗有限公司 自调节开路泵单元
US9977433B1 (en) 2017-05-05 2018-05-22 Hayward Industries, Inc. Automatic pool cleaner traction correction
CN112805528B (zh) 2018-10-05 2023-10-17 塞阿姆斯特朗有限公司 传热系统的前馈流量控制
JP2021032193A (ja) 2019-08-28 2021-03-01 株式会社荏原製作所 ポンプ装置
JP7462936B2 (ja) * 2020-06-16 2024-04-08 伸和コントロールズ株式会社 流量制御装置及び方法、並びにチラー
JP7577989B2 (ja) * 2020-12-08 2024-11-06 富士電機株式会社 ポンプの目詰まり検知システム

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101680457B (zh) * 2007-05-12 2012-07-04 Ksb股份公司 用于故障监控的装置和方法

Also Published As

Publication number Publication date
JP3922760B2 (ja) 2007-05-30
AU7079298A (en) 1998-11-24
KR100533699B1 (ko) 2005-12-05
RU2193697C2 (ru) 2002-11-27
EP0978657A1 (en) 2000-02-09
US20020018721A1 (en) 2002-02-14
DE69822808T2 (de) 2005-01-13
EP0978657B1 (en) 2004-03-31
WO1998049449A1 (fr) 1998-11-05
DE69822808D1 (de) 2004-05-06
CN1252855A (zh) 2000-05-10
ID24674A (id) 2000-07-27
US6350105B1 (en) 2002-02-26
AU722386B2 (en) 2000-08-03
EP0978657A4 (en) 2002-07-17
JPH10299685A (ja) 1998-11-10
KR20010020192A (ko) 2001-03-15

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Granted publication date: 20060809