EP2834905A2 - Synchronous reluctance motor and underwater pump - Google Patents
Synchronous reluctance motor and underwater pumpInfo
- Publication number
- EP2834905A2 EP2834905A2 EP13715657.6A EP13715657A EP2834905A2 EP 2834905 A2 EP2834905 A2 EP 2834905A2 EP 13715657 A EP13715657 A EP 13715657A EP 2834905 A2 EP2834905 A2 EP 2834905A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- reluctance motor
- synchronous reluctance
- rotor
- motor according
- stator
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/132—Submersible electric motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/02—Details of the magnetic circuit characterised by the magnetic material
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/42—Means for preventing or reducing eddy-current losses in the winding heads, e.g. by shielding
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
- H02K5/1677—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
- H02K7/09—Structural association with bearings with magnetic bearings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Synchronous Machinery (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102012205567A DE102012205567A1 (en) | 2012-04-04 | 2012-04-04 | Synchronous reluctance motor and underwater pump |
PCT/EP2013/057002 WO2013150061A2 (en) | 2012-04-04 | 2013-04-03 | Synchronous reluctance motor and underwater pump |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2834905A2 true EP2834905A2 (en) | 2015-02-11 |
Family
ID=48087558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13715657.6A Withdrawn EP2834905A2 (en) | 2012-04-04 | 2013-04-03 | Synchronous reluctance motor and underwater pump |
Country Status (11)
Country | Link |
---|---|
US (1) | US20150171698A1 (en) |
EP (1) | EP2834905A2 (en) |
JP (1) | JP2015514387A (en) |
KR (1) | KR20140141632A (en) |
CN (1) | CN104285360A (en) |
BR (1) | BR112014024013A8 (en) |
CA (1) | CA2869344A1 (en) |
DE (1) | DE102012205567A1 (en) |
RU (1) | RU2014144348A (en) |
WO (1) | WO2013150061A2 (en) |
ZA (1) | ZA201406729B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015016685A1 (en) * | 2015-12-22 | 2017-06-22 | Ksb Aktiengesellschaft | Centrifugal pump, in particular circulating pump |
CN106849390A (en) * | 2017-04-13 | 2017-06-13 | 浙江贝德泵业有限公司 | A kind of air conditioning pump with permagnetic synchronous motor |
WO2018190949A1 (en) * | 2017-04-14 | 2018-10-18 | Carrier Corporation | Electrical machine winding inductance enhancement |
CN111509914A (en) * | 2019-01-31 | 2020-08-07 | 马斌严 | External rotation type motor structure |
GB2605433A (en) * | 2021-03-31 | 2022-10-05 | Epropelled Ltd | Fluid core electromagnetic machine |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB421857A (en) * | 1932-11-28 | 1935-01-01 | Franz Sigmund | Improvements in or relating to submersible electric motors |
GB803395A (en) * | 1955-12-02 | 1958-10-22 | Harland Engineering Co Ltd | Improvements in or relating to electric motors |
DE1105976B (en) * | 1959-07-04 | 1961-05-04 | Pleuger & Co | Electric squirrel-cage rotor motor of large axial length of the wet type with a conical rotor |
DE2101672A1 (en) * | 1971-01-15 | 1972-07-20 | Licentia Gmbh | Heating water circulation pump |
SU1130958A1 (en) * | 1981-03-05 | 1984-12-23 | Среднеазиатский Филиал Всесоюзного Научно-Исследовательского Института Гидромашиностроения | Submersible motor |
JPS5854846A (en) * | 1981-09-25 | 1983-03-31 | Toshiba Corp | Rotor coil |
JPS5935546A (en) * | 1982-08-20 | 1984-02-27 | Hitachi Ltd | Manufacture of stator for underwater motor |
US5053666A (en) * | 1988-06-06 | 1991-10-01 | General Electric Company | Construction of reluctance motors |
JPH0417537A (en) * | 1990-05-11 | 1992-01-22 | Daikin Ind Ltd | Rotor of motor |
IT1276487B1 (en) | 1995-07-11 | 1997-10-31 | Alfredo Vagati | SYNCHRONOUS RELUCTANCE ELECTRIC MOTOR WITH LOW TORQUE WAVING |
CA2237203C (en) * | 1996-09-10 | 2007-09-18 | Sulzer Electronics Ag | Rotary pump and method for operation thereof |
JP3957807B2 (en) * | 1997-03-13 | 2007-08-15 | 松下電器産業株式会社 | Rotor core |
JP2000134849A (en) * | 1998-10-28 | 2000-05-12 | Brother Ind Ltd | Reluctance motor |
JP2001349294A (en) * | 2000-06-07 | 2001-12-21 | Nidec Shibaura Corp | Pump motor |
DE10152497A1 (en) * | 2001-10-24 | 2003-05-15 | Pierburg Gmbh | Wet rotor |
JP3775348B2 (en) * | 2002-05-31 | 2006-05-17 | 株式会社日立製作所 | Rotating electric machine |
CA2499251A1 (en) * | 2002-09-18 | 2004-04-01 | Philip Head | Electric motors for powering downhole tools |
US6879076B2 (en) * | 2002-12-09 | 2005-04-12 | Johnny D. Long | Ellipsoid generator |
KR100690682B1 (en) * | 2005-06-15 | 2007-03-09 | 엘지전자 주식회사 | Rotor for flux barrier type synchronous reluctance motor |
US20100164303A1 (en) * | 2008-12-31 | 2010-07-01 | Schlumberger Technology Corporation | Submersible motor with ferrofluid gap |
CN102386691A (en) * | 2010-09-06 | 2012-03-21 | 郑州市鑫科节能技术有限公司 | Energy-conservation type electric motor |
-
2012
- 2012-04-04 DE DE102012205567A patent/DE102012205567A1/en not_active Withdrawn
-
2013
- 2013-02-14 CA CA2869344A patent/CA2869344A1/en not_active Abandoned
- 2013-04-03 US US14/390,487 patent/US20150171698A1/en not_active Abandoned
- 2013-04-03 CN CN201380015920.4A patent/CN104285360A/en active Pending
- 2013-04-03 WO PCT/EP2013/057002 patent/WO2013150061A2/en active Application Filing
- 2013-04-03 JP JP2015503868A patent/JP2015514387A/en active Pending
- 2013-04-03 BR BR112014024013A patent/BR112014024013A8/en not_active Application Discontinuation
- 2013-04-03 RU RU2014144348A patent/RU2014144348A/en unknown
- 2013-04-03 KR KR1020147027821A patent/KR20140141632A/en not_active Application Discontinuation
- 2013-04-03 EP EP13715657.6A patent/EP2834905A2/en not_active Withdrawn
-
2014
- 2014-09-12 ZA ZA2014/06729A patent/ZA201406729B/en unknown
Non-Patent Citations (2)
Title |
---|
None * |
See also references of WO2013150061A2 * |
Also Published As
Publication number | Publication date |
---|---|
BR112014024013A2 (en) | 2017-06-20 |
JP2015514387A (en) | 2015-05-18 |
WO2013150061A2 (en) | 2013-10-10 |
BR112014024013A8 (en) | 2018-07-31 |
CA2869344A1 (en) | 2013-10-10 |
ZA201406729B (en) | 2015-11-25 |
DE102012205567A1 (en) | 2013-10-10 |
KR20140141632A (en) | 2014-12-10 |
RU2014144348A (en) | 2016-05-27 |
US20150171698A1 (en) | 2015-06-18 |
CN104285360A (en) | 2015-01-14 |
WO2013150061A3 (en) | 2014-07-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20140918 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAX | Request for extension of the european patent (deleted) | ||
17Q | First examination report despatched |
Effective date: 20171220 |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: KSB SE & CO. KGAA |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04D 13/08 20060101AFI20180608BHEP Ipc: H02K 5/167 20060101ALI20180608BHEP Ipc: H02K 7/09 20060101ALI20180608BHEP Ipc: H02K 5/132 20060101ALI20180608BHEP Ipc: H02K 5/12 20060101ALI20180608BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20181122 |