CA2399347C - Spaceblock deflector for increased electric generator endwinding cooling - Google Patents
Spaceblock deflector for increased electric generator endwinding cooling Download PDFInfo
- Publication number
- CA2399347C CA2399347C CA002399347A CA2399347A CA2399347C CA 2399347 C CA2399347 C CA 2399347C CA 002399347 A CA002399347 A CA 002399347A CA 2399347 A CA2399347 A CA 2399347A CA 2399347 C CA2399347 C CA 2399347C
- Authority
- CA
- Canada
- Prior art keywords
- cavity
- dynamoelectric machine
- spaceblock
- deflector structure
- flow deflector
- 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
Links
- 238000001816 cooling Methods 0.000 title description 25
- 230000001965 increasing effect Effects 0.000 title description 6
- 239000002826 coolant Substances 0.000 claims abstract description 32
- 238000004804 winding Methods 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052802 copper Inorganic materials 0.000 abstract description 5
- 239000010949 copper Substances 0.000 abstract description 5
- 239000004020 conductor Substances 0.000 description 12
- 239000000112 cooling gas Substances 0.000 description 11
- 239000007789 gas Substances 0.000 description 10
- 239000012530 fluid Substances 0.000 description 7
- 238000005086 pumping Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003190 augmentative effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/24—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/08—Arrangements for cooling or ventilating by gaseous cooling medium circulating wholly within the machine casing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
- Windings For Motors And Generators (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/739,359 | 2000-12-19 | ||
| US09/739,359 US6465917B2 (en) | 2000-12-19 | 2000-12-19 | Spaceblock deflector for increased electric generator endwinding cooling |
| PCT/US2001/045299 WO2002050982A2 (en) | 2000-12-19 | 2001-11-30 | Spaceblock deflector for increased electric generator endwinding cooling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2399347A1 CA2399347A1 (en) | 2002-06-27 |
| CA2399347C true CA2399347C (en) | 2005-08-02 |
Family
ID=24971919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002399347A Expired - Fee Related CA2399347C (en) | 2000-12-19 | 2001-11-30 | Spaceblock deflector for increased electric generator endwinding cooling |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6465917B2 (enExample) |
| EP (1) | EP1346457B1 (enExample) |
| JP (1) | JP3727923B2 (enExample) |
| KR (1) | KR100467388B1 (enExample) |
| CN (1) | CN100352142C (enExample) |
| AU (1) | AU2002239423A1 (enExample) |
| CA (1) | CA2399347C (enExample) |
| CZ (1) | CZ303848B6 (enExample) |
| DE (1) | DE60115494T2 (enExample) |
| ES (1) | ES2250506T3 (enExample) |
| MX (1) | MXPA02008084A (enExample) |
| WO (1) | WO2002050982A2 (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6617749B2 (en) * | 2000-12-22 | 2003-09-09 | General Electric Company | Re-entrant spaceblock configuration for enhancing cavity flow in rotor endwinding of electric power generator |
| US20020079753A1 (en) * | 2000-12-22 | 2002-06-27 | Turnbull Wayne Nigel Owen | High thermal conductivity spaceblocks for increased electric generator rotor endwinding cooling |
| US6720687B2 (en) * | 2000-12-22 | 2004-04-13 | General Electric Company | Wake reduction structure for enhancing cavity flow in generator rotor endwindings |
| US6759770B1 (en) * | 2003-04-11 | 2004-07-06 | General Electric Company | Cooling system for modular field windings of a generator |
| US7009317B2 (en) * | 2004-01-14 | 2006-03-07 | Caterpillar Inc. | Cooling system for an electric motor |
| DE502004012011D1 (de) * | 2004-10-28 | 2011-01-27 | Siemens Ag | Elektrobleche mit abstandsstreifen und entsprechendes herstellungsverfahren |
| US7342345B2 (en) * | 2005-10-28 | 2008-03-11 | General Electric Company | Paddled rotor spaceblocks |
| US7541714B2 (en) * | 2006-04-05 | 2009-06-02 | General Electric Company | Streamlined body wedge blocks and method for enhanced cooling of generator rotor |
| US7763996B2 (en) * | 2006-08-28 | 2010-07-27 | General Electric Company | Method and apparatus for cooling generators |
| US8198762B2 (en) | 2008-01-31 | 2012-06-12 | Pratt & Whitney Canada Corp. | Winding end turn cooling in an electric machine |
| US8115352B2 (en) | 2009-03-17 | 2012-02-14 | General Electric Company | Dynamoelectric machine coil spacerblock having flow deflecting channel in coil facing surface thereof |
| JP2010263778A (ja) | 2009-04-28 | 2010-11-18 | General Electric Co <Ge> | そのコイル対面表面内に流れ偏向構造体を有する回転電気機械コイルスペースブロック |
| US8525376B2 (en) * | 2010-10-01 | 2013-09-03 | General Electric Company | Dynamoelectric machine coil spaceblock having flow deflecting structure in coil facing surface thereof |
| WO2016013108A1 (ja) * | 2014-07-25 | 2016-01-28 | 三菱電機株式会社 | 回転電機 |
| GB201907642D0 (en) * | 2019-05-30 | 2019-07-17 | Cummins Generator Technologies | Rotor cooling |
| EP4106152A1 (en) | 2021-06-17 | 2022-12-21 | General Electric Company | Magnetic mass for a rotor, associated rotor and rotating electric machine |
| EP3961871B1 (en) | 2021-09-01 | 2024-05-29 | General Electric Technology GmbH | A system for supporting turns of generator rotor endwinding coils and a method for winding and rewinding of a power generator for a fossil or a nuclear power plant |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2778959A (en) * | 1953-07-22 | 1957-01-22 | Vickers Electrical Co Ltd | Dynamo electric machine cooling |
| US2844746A (en) * | 1956-02-17 | 1958-07-22 | Gen Electric | Support means for rotor end windings of dynamoelectric machines |
| US2904708A (en) * | 1957-12-18 | 1959-09-15 | Gen Electric | Ventilation of end turn portions of generator rotor winding |
| JPS5778350A (en) * | 1980-10-31 | 1982-05-17 | Hitachi Ltd | Rotor in rotary electric machine |
| JPS5778338A (en) * | 1980-11-04 | 1982-05-17 | Hitachi Ltd | Cooling device of rotor endcoil part of rotary electric machine |
| FR2565741B1 (fr) * | 1984-06-07 | 1995-01-13 | Alsthom Atlantique | Dispositif de distribution d'un gaz de refroidissement a une extremite sous frette de l'enroulement d'excitation du rotor d'un turbo-alternateur |
| US5652469A (en) * | 1994-06-16 | 1997-07-29 | General Electric Company | Reverse flow ventilation system with stator core center discharge duct and/or end region cooling system |
| US5644179A (en) | 1994-12-19 | 1997-07-01 | General Electric Company | Gas cooled end turns for dynamoelectric machine rotor |
| JPH11146587A (ja) * | 1997-11-04 | 1999-05-28 | Toshiba Corp | 回転電機の回転子 |
| JP2000350412A (ja) * | 1999-06-02 | 2000-12-15 | Hitachi Ltd | 回転電機 |
| US6339268B1 (en) * | 2000-02-02 | 2002-01-15 | General Electric Company | Cooling ventilation circuit for rotor end winding and slot end region cooling |
| US6252318B1 (en) * | 2000-02-09 | 2001-06-26 | General Electric Co. | Direct gas cooled longitudinal/cross-flow rotor endwinding ventillation scheme for rotating machines with concentric coil rotors |
| US6204580B1 (en) * | 2000-02-09 | 2001-03-20 | General Electric Co. | Direct gas cooled rotor endwinding ventilation schemes for rotating machines with concentric coil rotors |
-
2000
- 2000-12-19 US US09/739,359 patent/US6465917B2/en not_active Expired - Fee Related
-
2001
- 2001-11-30 DE DE60115494T patent/DE60115494T2/de not_active Expired - Lifetime
- 2001-11-30 MX MXPA02008084A patent/MXPA02008084A/es active IP Right Grant
- 2001-11-30 ES ES01987183T patent/ES2250506T3/es not_active Expired - Lifetime
- 2001-11-30 WO PCT/US2001/045299 patent/WO2002050982A2/en not_active Ceased
- 2001-11-30 EP EP01987183A patent/EP1346457B1/en not_active Expired - Lifetime
- 2001-11-30 AU AU2002239423A patent/AU2002239423A1/en not_active Abandoned
- 2001-11-30 CN CNB01805272XA patent/CN100352142C/zh not_active Expired - Fee Related
- 2001-11-30 JP JP2002552170A patent/JP3727923B2/ja not_active Expired - Fee Related
- 2001-11-30 CA CA002399347A patent/CA2399347C/en not_active Expired - Fee Related
- 2001-11-30 KR KR10-2002-7010647A patent/KR100467388B1/ko not_active Expired - Fee Related
- 2001-11-30 CZ CZ20022716A patent/CZ303848B6/cs not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CZ303848B6 (cs) | 2013-05-29 |
| WO2002050982A2 (en) | 2002-06-27 |
| WO2002050982A3 (en) | 2003-02-20 |
| JP3727923B2 (ja) | 2005-12-21 |
| EP1346457A2 (en) | 2003-09-24 |
| MXPA02008084A (es) | 2003-02-27 |
| ES2250506T3 (es) | 2006-04-16 |
| US20020074869A1 (en) | 2002-06-20 |
| DE60115494T2 (de) | 2006-08-03 |
| EP1346457B1 (en) | 2005-11-30 |
| DE60115494D1 (de) | 2006-01-05 |
| KR100467388B1 (ko) | 2005-01-24 |
| CN1636307A (zh) | 2005-07-06 |
| AU2002239423A1 (en) | 2002-07-01 |
| KR20020077462A (ko) | 2002-10-11 |
| CN100352142C (zh) | 2007-11-28 |
| US6465917B2 (en) | 2002-10-15 |
| CA2399347A1 (en) | 2002-06-27 |
| CZ20022716A3 (cs) | 2003-01-15 |
| JP2004516789A (ja) | 2004-06-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2399347C (en) | Spaceblock deflector for increased electric generator endwinding cooling | |
| US6392326B1 (en) | Flow-through spaceblocks with deflectors and method for increased electric generator endwinding cooling | |
| EP1350301A1 (en) | Generator endwinding cooling enhancement | |
| US6495943B2 (en) | Spaceblock scoops for enhanced rotor cavity heat transfer | |
| EP1350296B1 (en) | Gas cooled endwindings for dynamoelectric machine rotor and endwinding cooling method | |
| US7342345B2 (en) | Paddled rotor spaceblocks | |
| US6617749B2 (en) | Re-entrant spaceblock configuration for enhancing cavity flow in rotor endwinding of electric power generator | |
| GB2484189A (en) | Dynamoelectric machine coil spaceblock having a flow deflecting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20151130 |