CA2489631A1 - Thermal management of rotor endwinding coils - Google Patents
Thermal management of rotor endwinding coils Download PDFInfo
- Publication number
- CA2489631A1 CA2489631A1 CA002489631A CA2489631A CA2489631A1 CA 2489631 A1 CA2489631 A1 CA 2489631A1 CA 002489631 A CA002489631 A CA 002489631A CA 2489631 A CA2489631 A CA 2489631A CA 2489631 A1 CA2489631 A1 CA 2489631A1
- Authority
- CA
- Canada
- Prior art keywords
- coils
- rotor
- cavity
- grooves
- gas flow
- 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.)
- Abandoned
Links
- 238000009423 ventilation Methods 0.000 claims abstract description 39
- 125000006850 spacer group Chemical group 0.000 claims abstract description 16
- 239000013585 weight reducing agent Substances 0.000 claims description 10
- 239000007789 gas Substances 0.000 description 17
- 238000001816 cooling Methods 0.000 description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 9
- 229910052802 copper Inorganic materials 0.000 description 9
- 239000010949 copper Substances 0.000 description 9
- 239000002826 coolant Substances 0.000 description 6
- 208000016261 weight loss Diseases 0.000 description 6
- 238000004804 winding Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000000112 cooling gas Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 210000000746 body region Anatomy 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
-
- 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
- H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
-
- 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
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/50—Fastening of winding heads, equalising connectors, or connections thereto
- H02K3/505—Fastening of winding heads, equalising connectors, or connections thereto for large machine windings, e.g. bar windings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
- Windings For Motors And Generators (AREA)
- Motor Or Generator Frames (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/742,034 US6870299B1 (en) | 2003-12-19 | 2003-12-19 | Thermal management of rotor endwinding coils |
| US10/742,034 | 2003-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2489631A1 true CA2489631A1 (en) | 2005-06-19 |
Family
ID=34274871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002489631A Abandoned CA2489631A1 (en) | 2003-12-19 | 2004-12-09 | Thermal management of rotor endwinding coils |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6870299B1 (enExample) |
| EP (1) | EP1544979A3 (enExample) |
| JP (1) | JP2005185095A (enExample) |
| CA (1) | CA2489631A1 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7342345B2 (en) | 2005-10-28 | 2008-03-11 | General Electric Company | Paddled rotor spaceblocks |
| JP4682893B2 (ja) * | 2006-03-27 | 2011-05-11 | 株式会社日立製作所 | 回転電機の回転子 |
| US8115352B2 (en) | 2009-03-17 | 2012-02-14 | General Electric Company | Dynamoelectric machine coil spacerblock having flow deflecting channel in coil facing surface thereof |
| 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 |
| EP3291417A1 (de) | 2016-09-05 | 2018-03-07 | Siemens Aktiengesellschaft | Rotorwickelkopfverblockung mit gasführung |
| WO2021151176A1 (pt) * | 2020-01-31 | 2021-08-05 | Weg Equipamentos Elétricos S/A | Rotor e máquina elétrica girante |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2653255A (en) * | 1952-07-26 | 1953-09-22 | Westinghouse Electric Corp | Separate end-turn rotorventilation |
| US2833944A (en) * | 1957-07-22 | 1958-05-06 | Gen Electric | Ventilation of end turn portions of generator rotor winding |
| US2864014A (en) * | 1957-08-07 | 1958-12-09 | Gen Electric | Ventilation of the innermost coil of a generator rotor winding |
| JPS5625348A (en) * | 1979-08-08 | 1981-03-11 | Hitachi Ltd | Rotor for rotary electric machine cooled by gas |
| JPS5778350A (en) * | 1980-10-31 | 1982-05-17 | Hitachi Ltd | Rotor in rotary electric machine |
| US4543503A (en) | 1983-12-20 | 1985-09-24 | General Electric Company | Ventilated end turns for rotor windings of a dynamoelectric machine |
| US4709177A (en) | 1986-06-30 | 1987-11-24 | General Electric Company | Ventilated end turns for rotor windings of a dynamoelectric machine |
| US5281877A (en) | 1992-11-13 | 1994-01-25 | General Electric Company | Dynamoelectric machine rotor endwindings with corner cooling passages |
| US5252880A (en) | 1992-11-24 | 1993-10-12 | General Electric Company | Dynamoelectric machine rotor endwindings with cooling passages |
| US5644179A (en) | 1994-12-19 | 1997-07-01 | General Electric Company | Gas cooled end turns for dynamoelectric machine rotor |
| US6091168A (en) | 1998-12-22 | 2000-07-18 | Hamilton Sundstrand Corporation | Rotor for a dynamoelectric machine |
| 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 |
| US6495943B2 (en) * | 2000-12-19 | 2002-12-17 | General Electric Company | Spaceblock scoops for enhanced rotor cavity heat transfer |
| US6392326B1 (en) | 2000-12-22 | 2002-05-21 | General Electric Company | Flow-through spaceblocks with deflectors and method for increased electric generator endwinding cooling |
| 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 |
-
2003
- 2003-12-19 US US10/742,034 patent/US6870299B1/en not_active Expired - Fee Related
-
2004
- 2004-12-09 CA CA002489631A patent/CA2489631A1/en not_active Abandoned
- 2004-12-09 EP EP04257659A patent/EP1544979A3/en not_active Withdrawn
- 2004-12-17 JP JP2004366145A patent/JP2005185095A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP1544979A2 (en) | 2005-06-22 |
| EP1544979A3 (en) | 2006-05-17 |
| US6870299B1 (en) | 2005-03-22 |
| JP2005185095A (ja) | 2005-07-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |