CL2015001614A1 - Disposición de refrigeración de una bomba destinada para el bombeo de un líquido. - Google Patents

Disposición de refrigeración de una bomba destinada para el bombeo de un líquido.

Info

Publication number
CL2015001614A1
CL2015001614A1 CL2015001614A CL2015001614A CL2015001614A1 CL 2015001614 A1 CL2015001614 A1 CL 2015001614A1 CL 2015001614 A CL2015001614 A CL 2015001614A CL 2015001614 A CL2015001614 A CL 2015001614A CL 2015001614 A1 CL2015001614 A1 CL 2015001614A1
Authority
CL
Chile
Prior art keywords
liquid
pumping
driving unit
pump
heat
Prior art date
Application number
CL2015001614A
Other languages
English (en)
Inventor
Johan Bratthäll
Original Assignee
Xylem Ip Man Sarl
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 Xylem Ip Man Sarl filed Critical Xylem Ip Man Sarl
Publication of CL2015001614A1 publication Critical patent/CL2015001614A1/es

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/58Cooling; Heating; Diminishing heat transfer
    • F04D29/5806Cooling the drive system
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/58Cooling; Heating; Diminishing heat transfer
    • F04D29/586Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • F04D29/588Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B17/00Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/08Cooling; Heating; Preventing freezing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/0606Canned motor pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • F04D13/083Units comprising pumps and their driving means the pump being electrically driven for submerged use and protected by a gas-bell
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • F04D13/086Units comprising pumps and their driving means the pump being electrically driven for submerged use the pump and drive motor are both submerged
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/04Shafts or bearings, or assemblies thereof
    • F04D29/046Bearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/08Sealings
    • F04D29/086Sealings especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/406Casings; Connections of working fluid especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30Structural association with control circuits or drive circuits
    • H02K11/33Drive circuits, e.g. power electronics
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/10Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • H02K5/128Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs
    • H02K5/1285Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs of the submersible type
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/203Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225Terminal boxes or connection arrangements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/14Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/22Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
    • H02K9/227Heat sinks

Abstract

UNA BOMBA PARA EL BOMBEO DE LIQUIDO, QUE COMPRENDE UNA UNIDAD DE ACCIONAMIENTO Y UN DISIPADOR DE CALOR CONECTADO A DICHA UNIDAD DE ACCIONAMIENTO CUYO DISIPADOR DE CALOR SE ENCUENTRA DISPUESTO PARA TRANSPORTAR EL CALOR QUE SE GENERA EN DICHA UNIDAD DE ACCIONAMIENTO DURANTE LA OPERACION DE LA BOMBA, LA UNIDAD DE ACCIONAMIENTO QUE COMPRENDE UN COMPARTIMIENTO DEL MOTOR, UN COMPARTIMENTO DE ACOPLAMIENTO, UNA PARTICION SUPERIOR, PORQUE UNA CARCASA DEL MOTOR COMPRENDE UNA CUBIERTA EXTERIOR A LA QUE SE ENCUENTRA CONECTADA Y QUE EN LA DIRECCION AXIAL SE ENTIENDE ENTRE LA PARTICIION SUPERIOR Y EL DISPADOR DE CALOR.
CL2015001614A 2012-12-14 2015-06-10 Disposición de refrigeración de una bomba destinada para el bombeo de un líquido. CL2015001614A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1251424A SE536824C2 (sv) 2012-12-14 2012-12-14 Kylarrangemang hos pump avsedd för pumpning av vätska

Publications (1)

Publication Number Publication Date
CL2015001614A1 true CL2015001614A1 (es) 2015-10-23

Family

ID=49726740

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2015001614A CL2015001614A1 (es) 2012-12-14 2015-06-10 Disposición de refrigeración de una bomba destinada para el bombeo de un líquido.

Country Status (33)

Country Link
US (1) US10030670B2 (es)
EP (1) EP2932097B1 (es)
JP (1) JP6082476B2 (es)
KR (1) KR102219007B1 (es)
CN (1) CN104838138B (es)
AR (1) AR099249A1 (es)
AU (1) AU2013357653B2 (es)
BR (1) BR112015013841B1 (es)
CA (1) CA2894927C (es)
CL (1) CL2015001614A1 (es)
CO (1) CO7310533A2 (es)
DK (1) DK2932097T3 (es)
ES (1) ES2615108T3 (es)
HK (1) HK1213963A1 (es)
HR (1) HRP20170181T1 (es)
HU (1) HUE030603T2 (es)
IL (1) IL239199B (es)
LT (1) LT2932097T (es)
MA (1) MA38258A1 (es)
MX (1) MX363158B (es)
MY (1) MY173586A (es)
NZ (1) NZ708211A (es)
PH (1) PH12015501022A1 (es)
PL (1) PL2932097T3 (es)
PT (1) PT2932097T (es)
RS (1) RS55644B1 (es)
RU (1) RU2648802C2 (es)
SA (1) SA113350073B1 (es)
SE (1) SE536824C2 (es)
SG (1) SG11201504120WA (es)
SI (1) SI2932097T1 (es)
TN (1) TN2015000180A1 (es)
WO (1) WO2014090613A1 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE043610T2 (hu) 2012-12-19 2019-08-28 Abb Schweiz Ag Transzformátor-szigetelés
EP3218606B1 (en) 2014-11-13 2019-02-13 Caprari S.p.A. Electric pump with closed loop cooling system
CN105134616A (zh) * 2015-07-22 2015-12-09 上海要要玖消防科技有限公司 一种气压保护式潜水泵
CN105020149A (zh) * 2015-08-20 2015-11-04 陈钦先 一种新型低噪农业用排水机
CN105958715B (zh) * 2016-06-16 2018-08-03 佛山市万特电机有限公司 一种通风防沙型水泵电机
EP3425203B1 (en) * 2017-07-04 2022-12-28 Sulzer Management AG Pump casing for a centrifugal pump and centrifugal pump
NL2019308B1 (en) * 2017-07-20 2019-02-12 E Traction Europe Bv Motor drive unit with liquid cooling
CN109404247A (zh) * 2017-08-18 2019-03-01 深圳市广源兴实业发展有限公司 一种增压泵
US11666748B2 (en) * 2019-08-30 2023-06-06 Boston Scientific Scimed, Inc. Hybrid bearing seal for use in blood pump
CN112065733A (zh) * 2020-09-15 2020-12-11 荏原机械淄博有限公司 一种潜水泵用整流结构
WO2022086980A1 (en) 2020-10-19 2022-04-28 Milwaukee Electric Tool Corporation Stick pump assembly
US11959494B2 (en) * 2020-11-04 2024-04-16 Gecko Alliance Group Inc. Water-cooled pump assembly for bathing unit system and pump assembly for bathing unit system with mounting brackets
WO2022094688A1 (en) * 2020-11-04 2022-05-12 Gecko Alliance Group Inc. Water-cooled pump assembly for bathing unit system and pump assembly for bathing unit system with mounting brackets
TWI799190B (zh) * 2022-03-15 2023-04-11 大井泵浦工業股份有限公司 馬達模組及具有馬達模組的水冷式泵浦

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE327904B (es) * 1969-04-18 1970-08-31 Stenberg Flygt Ab
DE2331039C2 (de) * 1973-06-19 1984-05-10 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Kühlmittelumwälzpumpe
DE3204784A1 (de) 1982-02-11 1983-08-25 Siemens AG, 1000 Berlin und 8000 München Fluessigkeitsringvakuumpumpe mit vorgeschaltetem vorverdichter
DE4212982C2 (de) 1992-04-18 1996-04-11 Lederle Pumpen & Maschf Pumpe für heiße Fördermedien
JP3642578B2 (ja) * 1993-03-30 2005-04-27 株式会社荏原製作所 ポンプ装置
US5616973A (en) * 1994-06-29 1997-04-01 Yeomans Chicago Corporation Pump motor housing with improved cooling means
JPH10201168A (ja) 1997-01-13 1998-07-31 Toshiba Corp 水中ポンプ用制御装置内蔵形モータ
JPH1175345A (ja) 1997-08-28 1999-03-16 Ebara Corp 水中ポンプ
US5997261A (en) * 1997-10-31 1999-12-07 Siemens Canada Limited Pump motor having fluid cooling system
CA2283603A1 (en) 1998-10-01 2000-04-01 Paul W. Behnke Forced closed-loop cooling for a submersible pump motor
JP2000205174A (ja) 1999-01-18 2000-07-25 Ebara Corp 水中モ―タポンプ
DE19904148C1 (de) * 1999-02-03 2000-10-12 Pierburg Ag Elektrische Förderpumpe
NO315583B1 (no) * 2000-01-20 2003-09-22 Rheinhold & Mahla Ind As Isolasjonssystem, fremgangsmåte for isolering og anvendelse av isolasjonssystem
DE10052797A1 (de) * 2000-10-25 2002-05-08 Bosch Gmbh Robert Elektromotorisch angetriebene Pumpe und Verfahren zur Herstellung einer solchen Pumpe
JP2002250294A (ja) * 2001-02-21 2002-09-06 Nikkiso Co Ltd 遠心ポンプ
CN2706607Y (zh) 2003-07-14 2005-06-29 黄国灿 污水污物潜水泵
RU71710U1 (ru) * 2007-09-28 2008-03-20 Александр Николаевич Золотухин Центробежный вертикальный насос (варианты)
JP2009264235A (ja) 2008-04-24 2009-11-12 Kanzaki Akitsugu 無音無振動コンプレッサ
CN201273288Y (zh) 2008-08-15 2009-07-15 镇江正汉泵业有限公司 提高运行可靠性的潜水污水电泵
US8465267B2 (en) * 2009-01-23 2013-06-18 Grundfos Pumps Corporation Power connectors for pump assemblies
US8491277B2 (en) * 2010-02-12 2013-07-23 Ebara Corporation Submersible motor pump, motor pump, and tandem mechanical seal
JP5496699B2 (ja) 2010-02-12 2014-05-21 株式会社荏原製作所 水中モータポンプ
EP2446958B1 (de) 2010-10-29 2014-09-03 Collomix Rühr-und Mischgeräte GmbH Handbetätigbare Rührmaschine
JP5587747B2 (ja) * 2010-11-19 2014-09-10 株式会社山田製作所 電動ポンプ

Also Published As

Publication number Publication date
SA113350073B1 (ar) 2018-03-04
RU2648802C2 (ru) 2018-03-28
KR20150092330A (ko) 2015-08-12
LT2932097T (lt) 2017-02-10
RS55644B1 (sr) 2017-06-30
BR112015013841B1 (pt) 2021-06-29
TN2015000180A1 (en) 2016-10-03
CN104838138A (zh) 2015-08-12
IL239199A0 (en) 2015-07-30
BR112015013841A2 (pt) 2017-07-11
CN104838138B (zh) 2018-01-02
MY173586A (en) 2020-02-05
AR099249A1 (es) 2016-07-13
KR102219007B1 (ko) 2021-02-23
CA2894927A1 (en) 2014-06-19
JP6082476B2 (ja) 2017-02-15
SG11201504120WA (en) 2015-07-30
NZ708211A (en) 2017-11-24
JP2015537160A (ja) 2015-12-24
MX363158B (es) 2019-03-13
MA38258A1 (fr) 2016-06-30
AU2013357653B2 (en) 2017-02-02
MX2015007373A (es) 2015-09-23
CO7310533A2 (es) 2015-06-30
CA2894927C (en) 2020-12-29
PT2932097T (pt) 2017-02-15
US20150322966A1 (en) 2015-11-12
WO2014090613A1 (en) 2014-06-19
US10030670B2 (en) 2018-07-24
HUE030603T2 (en) 2017-05-29
IL239199B (en) 2018-07-31
RU2015128293A (ru) 2017-01-23
HRP20170181T1 (hr) 2017-04-07
DK2932097T3 (en) 2017-01-30
SI2932097T1 (sl) 2017-03-31
PH12015501022B1 (en) 2016-02-01
SE1251424A1 (sv) 2014-06-15
AU2013357653A1 (en) 2015-07-30
ES2615108T3 (es) 2017-06-05
EP2932097A1 (en) 2015-10-21
EP2932097B1 (en) 2016-11-09
SE536824C2 (sv) 2014-09-23
PL2932097T3 (pl) 2017-05-31
PH12015501022A1 (en) 2016-02-01
HK1213963A1 (zh) 2016-07-15

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