JP6419952B2 - 冷却ダクトを有する電気機械 - Google Patents
冷却ダクトを有する電気機械 Download PDFInfo
- Publication number
- JP6419952B2 JP6419952B2 JP2017515105A JP2017515105A JP6419952B2 JP 6419952 B2 JP6419952 B2 JP 6419952B2 JP 2017515105 A JP2017515105 A JP 2017515105A JP 2017515105 A JP2017515105 A JP 2017515105A JP 6419952 B2 JP6419952 B2 JP 6419952B2
- Authority
- JP
- Japan
- Prior art keywords
- diffuser
- flow
- duct wall
- cooling duct
- cooler
- 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 claims description 49
- 239000002826 coolant Substances 0.000 claims description 24
- 238000004804 winding Methods 0.000 claims description 17
- 238000000926 separation method Methods 0.000 claims description 9
- 230000001934 delay Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 8
- 241000251730 Chondrichthyes Species 0.000 description 6
- 238000011161 development Methods 0.000 description 6
- 230000018109 developmental process Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000012530 fluid Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/10—Arrangements for cooling or ventilating by gaseous cooling medium flowing in closed circuit, a part of which is external to the machine casing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
- H02K9/18—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle wherein the external part of the closed circuit comprises a heat exchanger structurally associated with the machine casing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
Claims (5)
- ロータ巻線及びステータ巻線と、冷却媒体が貫流するように構成され、ダクト壁(12)によって画定された冷却ダクト(11)と、を含む電気機械であって、
前記ダクト壁(12)は、前記冷却媒体の流れにおいて乱流を増大させるための手段(26)を有しており、
前記冷却ダクト(11)は、ディフューザ(16)として構成されており、
前記ディフューザ(16)は、ディフューザ端部を有し、前記ディフューザ端部には、冷却器(13)が配置されている電気機械において、
前記手段(26)は、乱流が流れの分離を遅らせるように前記ダクト壁(12)の表面に配置されており、それによって、前記ディフューザ(16)の端部に配置された前記冷却器(13)に対して、最適な流れが供給されおり、
前記ディフューザ(16)が、第1の曲率半径(18)を有する内側冷却ダクト壁(17)と、第2の曲率半径(22)を有する外側冷却ダクト壁(21)と、を有しており、
前記第1の曲率半径(18)は、前記第2の曲率半径(22)よりも小さく、
前記手段(26)は、前記内側冷却ダクト壁(17)に接して配置されていることを特徴とする電気機械。 - 前記手段(26)が、トリップワイヤとして構成されている、請求項1に記載の電気機械。
- 前記手段(26)が窪みである、請求項1に記載の電気機械。
- 前記手段(26)が複数の隆起部である、請求項1に記載の電気機械。
- 前記冷却器(13)と前記ディフューザ(16)とが端面に配置されている、請求項1から4のいずれか一項に記載の電気機械。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14185256.6 | 2014-09-18 | ||
EP14185256.6A EP2999098A1 (de) | 2014-09-18 | 2014-09-18 | Elektrodynamische Maschine mit Kühlströmungskanal |
PCT/EP2015/070703 WO2016041837A1 (de) | 2014-09-18 | 2015-09-10 | Elektrodynamische maschine mit kühlströmungskanal |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017528109A JP2017528109A (ja) | 2017-09-21 |
JP6419952B2 true JP6419952B2 (ja) | 2018-11-07 |
Family
ID=51564529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017515105A Expired - Fee Related JP6419952B2 (ja) | 2014-09-18 | 2015-09-10 | 冷却ダクトを有する電気機械 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20170264169A1 (ja) |
EP (2) | EP2999098A1 (ja) |
JP (1) | JP6419952B2 (ja) |
CN (1) | CN107078605A (ja) |
WO (1) | WO2016041837A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3460206A1 (de) * | 2017-09-21 | 2019-03-27 | Siemens Aktiengesellschaft | Verfahren zum betreiben einer dampfturbine |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1164564B (de) * | 1960-08-12 | 1964-03-05 | Westinghouse Electric Corp | Kuehleinrichtung fuer elektrische Generatoren mit direkter Leiterkuehlung im Staender und Laeufer und Kuehlgaszufuehrung in den Laeufer vom Staender aus |
US4039872A (en) * | 1976-06-01 | 1977-08-02 | General Electric Company | Guide vane assembly for reverse flow cooled dynamoelectric machine |
US4465947A (en) * | 1983-07-13 | 1984-08-14 | General Electric Company | Fan diffuser and collector combination for cooling systems in dynamoelectric machines |
JPS60172713A (ja) * | 1984-02-17 | 1985-09-06 | Hitachi Ltd | 流体通路 |
DE4325977A1 (de) * | 1993-08-03 | 1995-02-09 | Balcke Duerr Ag | Diffusor |
US5869912A (en) * | 1997-07-25 | 1999-02-09 | General Electric Co. | Direct-cooled dynamoelectric machine stator core with enhanced heat transfer capability |
DE19856456A1 (de) * | 1998-12-03 | 2000-06-08 | Asea Brown Boveri | Gasgekühlte elektrische Maschine mit einem Axialventilator |
JP2000308311A (ja) * | 1999-04-14 | 2000-11-02 | Hitachi Ltd | 回転電機 |
US6346753B1 (en) * | 2000-04-18 | 2002-02-12 | General Electric Company | Fan and rotor dynamic gas sealing system |
JP4311250B2 (ja) * | 2004-03-24 | 2009-08-12 | ダイキン工業株式会社 | モータの冷却装置 |
US7047822B2 (en) * | 2004-09-13 | 2006-05-23 | Veris, Inc. | Devices, installations and methods for improved fluid flow measurement in a conduit |
US20080072641A1 (en) * | 2006-08-24 | 2008-03-27 | Arr-Maz Custom Chemicals, Inc. | Dust control of solid granular materials |
US7808135B2 (en) * | 2007-09-18 | 2010-10-05 | General Electric Company | Generator having a cooling flow bifurcation member and method for controlling a cooling flow |
CN103967531A (zh) * | 2013-02-01 | 2014-08-06 | 西门子公司 | 用于流体机械的、薄膜冷却的涡轮叶片 |
JP6066065B2 (ja) * | 2013-02-20 | 2017-01-25 | 三菱日立パワーシステムズ株式会社 | 伝熱装置を備えたガスタービン燃焼器 |
DE102014104466A1 (de) * | 2014-03-28 | 2015-10-01 | Rainer Marquardt | Windkraftanlage für Hausdächer |
-
2014
- 2014-09-18 EP EP14185256.6A patent/EP2999098A1/de not_active Withdrawn
-
2015
- 2015-09-10 WO PCT/EP2015/070703 patent/WO2016041837A1/de active Application Filing
- 2015-09-10 JP JP2017515105A patent/JP6419952B2/ja not_active Expired - Fee Related
- 2015-09-10 US US15/509,615 patent/US20170264169A1/en not_active Abandoned
- 2015-09-10 CN CN201580050229.9A patent/CN107078605A/zh active Pending
- 2015-09-10 EP EP15763556.6A patent/EP3164931B1/de not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
CN107078605A (zh) | 2017-08-18 |
EP3164931B1 (de) | 2018-04-25 |
WO2016041837A1 (de) | 2016-03-24 |
EP3164931A1 (de) | 2017-05-10 |
JP2017528109A (ja) | 2017-09-21 |
EP2999098A1 (de) | 2016-03-23 |
US20170264169A1 (en) | 2017-09-14 |
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