EP2667033A4 - Water supply device - Google Patents

Water supply device Download PDF

Info

Publication number
EP2667033A4
EP2667033A4 EP12736816.5A EP12736816A EP2667033A4 EP 2667033 A4 EP2667033 A4 EP 2667033A4 EP 12736816 A EP12736816 A EP 12736816A EP 2667033 A4 EP2667033 A4 EP 2667033A4
Authority
EP
European Patent Office
Prior art keywords
water supply
supply device
water
supply
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.)
Granted
Application number
EP12736816.5A
Other languages
German (de)
French (fr)
Other versions
EP2667033B1 (en
EP2667033A1 (en
Inventor
Takahide Komatsu
Ryotaro KARAKI
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
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 Ebara Corp filed Critical Ebara Corp
Publication of EP2667033A1 publication Critical patent/EP2667033A1/en
Publication of EP2667033A4 publication Critical patent/EP2667033A4/en
Application granted granted Critical
Publication of EP2667033B1 publication Critical patent/EP2667033B1/en
Active 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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0088—Testing machines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2270/00—Control
    • F05D2270/30—Control parameters, e.g. input parameters
    • F05D2270/301—Pressure
    • F05D2270/3013—Outlet pressure

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)
EP12736816.5A 2011-01-21 2012-01-20 Water supply apparatus Active EP2667033B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011010432 2011-01-21
PCT/JP2012/051196 WO2012099242A1 (en) 2011-01-21 2012-01-20 Water supply device

Publications (3)

Publication Number Publication Date
EP2667033A1 EP2667033A1 (en) 2013-11-27
EP2667033A4 true EP2667033A4 (en) 2018-01-24
EP2667033B1 EP2667033B1 (en) 2019-10-23

Family

ID=46515859

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12736816.5A Active EP2667033B1 (en) 2011-01-21 2012-01-20 Water supply apparatus

Country Status (6)

Country Link
US (1) US20140044560A1 (en)
EP (1) EP2667033B1 (en)
JP (1) JP5914365B2 (en)
KR (1) KR101760547B1 (en)
CN (1) CN103314217B (en)
WO (1) WO2012099242A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6170302B2 (en) * 2013-01-17 2017-07-26 株式会社荏原製作所 Fluid supply device
JP6133676B2 (en) * 2013-04-30 2017-05-24 株式会社荏原製作所 Pump device
JP6133672B2 (en) * 2013-04-26 2017-05-24 株式会社荏原製作所 Pump device
EP2990652A4 (en) 2013-04-26 2016-12-28 Ebara Corp Pump device
CN103742425B (en) * 2014-01-22 2017-01-18 江苏双轮泵业机械制造有限公司 Energy conservation correcting method for water circulation system
EP2910788B1 (en) * 2014-02-25 2018-04-04 TACO ITALIA S.r.l. Method for controlling a pumping station within a fluid circulation system, related circulation system and pumping station for realizing said method
EP3156656B1 (en) * 2015-10-16 2020-03-25 Grundfos Holding A/S Pump control method and pressure increasing device
CN108825520A (en) * 2018-05-04 2018-11-16 四川省宜宾惠美线业有限责任公司 A kind of energy-efficient application method of centrifugal water pump
JP7081985B2 (en) * 2018-05-31 2022-06-07 株式会社荏原製作所 Control unit for controlling water supply equipment, and water supply equipment
JP7081984B2 (en) * 2018-05-31 2022-06-07 株式会社荏原製作所 Control unit for controlling water supply equipment, and water supply equipment
CN109059216B (en) * 2018-06-20 2020-08-04 广东美的暖通设备有限公司 Air conditioning system and control method and device of water pump of air conditioning system
EP3599037A1 (en) * 2018-07-25 2020-01-29 Primetals Technologies Germany GmbH Cooling section with adjustment of the cooling agent flow by means of pumping
DE102018217439A1 (en) * 2018-10-11 2020-04-16 Albert Ziegler Gmbh Pump device
EP3895819B1 (en) * 2020-04-14 2023-06-07 Primetals Technologies Germany GmbH Operation of a cooling device with minimum working pressure
KR102502146B1 (en) * 2021-05-31 2023-02-23 (주) 인정테크 Variable pressure control method of inverter booster pump

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005351252A (en) * 2004-06-14 2005-12-22 Nikkiso Co Ltd Method for delivering liquid from multiple tanks and device for delivering liquid
JP2010209698A (en) * 2009-03-06 2010-09-24 Toshiba Mitsubishi-Electric Industrial System Corp Energy saving control device for cooling facility pump

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4370098A (en) * 1980-10-20 1983-01-25 Esco Manufacturing Company Method and apparatus for monitoring and controlling on line dynamic operating conditions
JPS5951193A (en) * 1982-09-20 1984-03-24 Hitachi Ltd Water supply system with variable speed pump
US5240380A (en) * 1991-05-21 1993-08-31 Sundstrand Corporation Variable speed control for centrifugal pumps
JP3922760B2 (en) * 1997-04-25 2007-05-30 株式会社荏原製作所 Fluid machinery
JP2000110769A (en) * 1998-10-02 2000-04-18 Toshiba Corp Speed control system for variable speed pump
US6468042B2 (en) * 1999-07-12 2002-10-22 Danfoss Drives A/S Method for regulating a delivery variable of a pump
JP3768045B2 (en) * 1999-09-24 2006-04-19 株式会社日立産機システム Inverter
EP1286458A1 (en) * 2001-08-22 2003-02-26 Pumpenfabrik Ernst Vogel Gesellschaft m.b.H. Method and device to control a rotary power unit
JP3917835B2 (en) * 2001-09-28 2007-05-23 横河電機株式会社 Pressurized water pump system
DK1329672T3 (en) * 2002-01-17 2007-02-05 Hitachi Ltd Energy collection system and associated operating method
JP4393310B2 (en) * 2004-08-25 2010-01-06 株式会社日立製作所 Pump control device, pump control method, and pump control program
CN1774994A (en) * 2005-12-15 2006-05-24 西北农林科技大学 Method for designing spraying micro-irrigation unit based on variable-frequency constant-pressure control
CN101556068A (en) * 2008-04-11 2009-10-14 上海瀚艺冷冻机械有限公司 Constant pressure frequency conversion energy-saving control method of recycle pump in central air-conditioning system
JP2011185190A (en) * 2010-03-10 2011-09-22 Ebara Corp Control device integrated type motor pump

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005351252A (en) * 2004-06-14 2005-12-22 Nikkiso Co Ltd Method for delivering liquid from multiple tanks and device for delivering liquid
JP2010209698A (en) * 2009-03-06 2010-09-24 Toshiba Mitsubishi-Electric Industrial System Corp Energy saving control device for cooling facility pump

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012099242A1 *

Also Published As

Publication number Publication date
CN103314217B (en) 2015-12-23
KR20140007838A (en) 2014-01-20
US20140044560A1 (en) 2014-02-13
WO2012099242A1 (en) 2012-07-26
JP5914365B2 (en) 2016-05-11
EP2667033B1 (en) 2019-10-23
CN103314217A (en) 2013-09-18
EP2667033A1 (en) 2013-11-27
KR101760547B1 (en) 2017-07-21
JPWO2012099242A1 (en) 2014-06-30

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