CA2606556C - Control system for a pump - Google Patents

Control system for a pump Download PDF

Info

Publication number
CA2606556C
CA2606556C CA2606556A CA2606556A CA2606556C CA 2606556 C CA2606556 C CA 2606556C CA 2606556 A CA2606556 A CA 2606556A CA 2606556 A CA2606556 A CA 2606556A CA 2606556 C CA2606556 C CA 2606556C
Authority
CA
Canada
Prior art keywords
pump
motor
control device
speed
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 - Fee Related
Application number
CA2606556A
Other languages
English (en)
French (fr)
Other versions
CA2606556A1 (en
Inventor
Zhiyong Zhong
Juergen Moekander
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.)
Xylem IP Holdings LLC
Original Assignee
Xylem IP Holdings LLC
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=35789074&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2606556(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Xylem IP Holdings LLC filed Critical Xylem IP Holdings LLC
Publication of CA2606556A1 publication Critical patent/CA2606556A1/en
Application granted granted Critical
Publication of CA2606556C publication Critical patent/CA2606556C/en
Expired - Fee Related 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
CA2606556A 2005-06-21 2006-06-15 Control system for a pump Expired - Fee Related CA2606556C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/EP2005/052878 WO2006136202A1 (en) 2005-06-21 2005-06-21 Control system for a pump
EPPCT/EP2005/052878 2005-06-21
PCT/SE2006/000710 WO2006137777A1 (en) 2005-06-21 2006-06-15 Control system for a pump

Publications (2)

Publication Number Publication Date
CA2606556A1 CA2606556A1 (en) 2006-12-28
CA2606556C true CA2606556C (en) 2013-11-19

Family

ID=35789074

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2606556A Expired - Fee Related CA2606556C (en) 2005-06-21 2006-06-15 Control system for a pump

Country Status (19)

Country Link
US (1) US20100034665A1 (xx)
EP (1) EP1893874B1 (xx)
JP (1) JP5017665B2 (xx)
KR (1) KR101284821B1 (xx)
CN (1) CN101203678B (xx)
AP (1) AP2193A (xx)
AR (1) AR054792A1 (xx)
AU (1) AU2006259944B2 (xx)
BR (1) BRPI0612493A2 (xx)
CA (1) CA2606556C (xx)
DK (1) DK1893874T3 (xx)
EA (1) EA011044B1 (xx)
IL (1) IL186295A (xx)
MX (1) MX2007014262A (xx)
MY (1) MY148008A (xx)
NO (1) NO20080379L (xx)
NZ (1) NZ562227A (xx)
WO (2) WO2006136202A1 (xx)
ZA (1) ZA200709008B (xx)

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Also Published As

Publication number Publication date
NZ562227A (en) 2011-04-29
AP2193A (en) 2011-01-07
AU2006259944A1 (en) 2006-12-28
KR101284821B1 (ko) 2013-07-10
EP1893874A1 (en) 2008-03-05
AP2007004184A0 (en) 2007-10-31
EA011044B1 (ru) 2008-12-30
CA2606556A1 (en) 2006-12-28
BRPI0612493A2 (pt) 2012-01-03
CN101203678B (zh) 2010-12-15
NO20080379L (no) 2008-03-19
IL186295A (en) 2011-02-28
KR20080015403A (ko) 2008-02-19
JP5017665B2 (ja) 2012-09-05
MX2007014262A (es) 2008-01-22
EP1893874B1 (en) 2018-05-02
WO2006136202A1 (en) 2006-12-28
IL186295A0 (en) 2008-01-20
US20100034665A1 (en) 2010-02-11
AU2006259944B2 (en) 2011-11-24
ZA200709008B (en) 2009-09-30
JP2009510299A (ja) 2009-03-12
DK1893874T3 (en) 2018-07-02
MY148008A (en) 2013-02-28
AR054792A1 (es) 2007-07-18
WO2006137777A1 (en) 2006-12-28
CN101203678A (zh) 2008-06-18
EA200800095A1 (ru) 2008-04-28

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Effective date: 20150615