JP2004357498A - 風損を減少させたロータ本体格納シェル - Google Patents
風損を減少させたロータ本体格納シェル Download PDFInfo
- Publication number
- JP2004357498A JP2004357498A JP2004158513A JP2004158513A JP2004357498A JP 2004357498 A JP2004357498 A JP 2004357498A JP 2004158513 A JP2004158513 A JP 2004158513A JP 2004158513 A JP2004158513 A JP 2004158513A JP 2004357498 A JP2004357498 A JP 2004357498A
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- rotor body
- body assembly
- housing shell
- shell
- 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.)
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Classifications
-
- 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
- H02K2205/00—Specific aspects not provided for in the other groups of this subclass relating to casings, enclosures, supports
- H02K2205/12—Machines characterised by means for reducing windage losses or windage noise
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
【解決手段】 ロータ本体組立体(10)は、ロータ(12)と該ロータを囲む格納シェル(22)とを含み、格納シェルは、複数の表面変形部(30)を備えた外周表面(28)を有する。複数の表面変形部は、前記格納シェルに沿って軸方向に間隔をおいて配置した複数の凹形である環状溝(30)を含み、格納シェルの周りで周方向に間隔をおいて配置した複数の軸方向溝(36)を含む。
【選択図】 図1
Description
12 ロータ
14 ステータ
16 ロータ支持システム
20 界磁巻線
22 ロータ格納シェル
24 半径方向ギャップ
28 外周表面
30、36、38、52 表面変形部
Claims (10)
- ロータ(12)と前記ロータを囲む格納シェル(22)とを含むロータ本体組立体であって、前記格納シェルが、風損を減少させるための複数の表面変形部(30、36、38又は52)を備えた外周表面(28)を有する、ロータ本体組立体。
- 前記複数の表面変形部が、前記格納シェルに沿って軸方向に間隔をおいて配置した複数の環状溝(30)を含む、請求項1記載のロータ本体組立体。
- 前記複数の表面変形部が、前記格納シェルの周りで周方向に間隔をおいて配置した複数の軸方向溝(36)を含む、請求項1記載のロータ本体組立体。
- 環状溝(30)は形状が凹形である、請求項1記載のロータ本体組立体。
- 環状溝(38)が各々、平坦なテーパ側面と平坦な底面とを有する、請求項1記載のロータ本体組立体。
- 前記外周表面(28)が正弦波形状を有する、請求項1記載のロータ本体組立体。
- 前記外周表面(28)が風損をさらに減少させるために研磨されている、請求項1記載のロータ本体組立体。
- 前記ロータが超伝導ロータである、請求項1記載のロータ本体組立体。
- ロータ(12)と前記ロータを囲むステータ(14)と前記ステータ内で回転するように前記ロータを支持するための支持システムとを含む発電機(10)であって、前記ロータが界磁巻線(20)と外側格納シェル(22)とを備え、前記外側格納シェル(22)が複数の表面変形部(30、36、38又は52)を備えた外周表面を有する、発電機。
- 前記複数の表面変形部が、前記格納シェルに沿って軸方向に間隔をおいて配置した複数の環状溝(30)を含む、請求項9記載の発電機。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/250,031 US7057326B2 (en) | 2003-05-29 | 2003-05-29 | Rotor body containment shell with reduced windage losses |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004357498A true JP2004357498A (ja) | 2004-12-16 |
JP4578860B2 JP4578860B2 (ja) | 2010-11-10 |
Family
ID=33449422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004158513A Expired - Fee Related JP4578860B2 (ja) | 2003-05-29 | 2004-05-28 | 風損を減少させたロータ本体格納シェル |
Country Status (3)
Country | Link |
---|---|
US (1) | US7057326B2 (ja) |
JP (1) | JP4578860B2 (ja) |
DE (1) | DE102004026501A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004045992A1 (de) * | 2004-09-22 | 2006-04-06 | Siemens Ag | Elektrische Maschine |
ITRM20040571A1 (it) * | 2004-11-22 | 2005-02-22 | Gen Services Srl | Rotore, relativo procedimento di fabbricazione, e macchina ad induzione impiegante il rotore. |
US7791238B2 (en) | 2005-07-25 | 2010-09-07 | Hamilton Sundstrand Corporation | Internal thermal management for motor driven machinery |
JP2007074776A (ja) * | 2005-09-05 | 2007-03-22 | Kokusan Denki Co Ltd | 回転電機 |
US7592728B2 (en) * | 2006-05-10 | 2009-09-22 | Robert M. Jones | Electric machine having segmented stator |
DE102006023999A1 (de) * | 2006-05-22 | 2008-01-17 | Siemens Ag | Elektrische Maschine |
US20080238234A1 (en) * | 2007-03-27 | 2008-10-02 | Hamilton Sundstrand Corporation | Segmented permanent magnet rotor for high speed synchronous machines |
WO2010114631A1 (en) * | 2009-04-03 | 2010-10-07 | Jones Robert M | Over-molded liquid cooled three-stack motor |
US8572981B2 (en) * | 2010-11-08 | 2013-11-05 | General Electric Company | Self-oscillating fuel injection jets |
EP2605379B1 (en) | 2011-12-14 | 2015-04-29 | GE Jenbacher GmbH & Co. OG | System and Method for Cooling Dynamoelectric Machine |
KR20150044471A (ko) * | 2013-10-16 | 2015-04-27 | 현대모비스 주식회사 | 이탈 방지용 회전자, 이를 적용한 전동 모터, 및 이의 제조 방법 |
DE102015226133A1 (de) * | 2015-12-21 | 2017-06-22 | Robert Bosch Gmbh | Permanentmagnet, Rotor mit solch einem Permanentmagneten und Verfahren zur Herstellung solch eines Permanentmagneten |
DE102017128856A1 (de) * | 2017-12-05 | 2019-06-06 | Metabowerke Gmbh | Elektromotor |
CN113014013B (zh) * | 2019-12-20 | 2023-06-09 | 新疆金风科技股份有限公司 | 转子支架、转子、电机及风力发电机组 |
FR3109249B1 (fr) * | 2020-04-10 | 2022-10-07 | Safran | Machine électrique synchrone à aimants permanents |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08289493A (ja) * | 1995-04-14 | 1996-11-01 | Matsushita Electric Ind Co Ltd | 永久磁石回転子とその製造方法 |
JPH11150896A (ja) * | 1997-11-19 | 1999-06-02 | Ebara Corp | 液封式モータのロータの構造 |
JP2001037129A (ja) * | 1999-07-14 | 2001-02-09 | Aisin Aw Co Ltd | 電気回転装置 |
JP2001186735A (ja) * | 1999-12-22 | 2001-07-06 | Mitsubishi Electric Corp | リラクタンスモータ |
JP2002044888A (ja) * | 2000-07-25 | 2002-02-08 | Daikin Ind Ltd | モータおよびモータ制御装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL31498C (ja) * | 1929-07-12 | |||
US3571637A (en) * | 1969-12-09 | 1971-03-23 | Elektriska Svetsnings Ab | Permanent magnet excited electric machines |
UST945003I4 (ja) * | 1975-01-02 | 1976-04-06 | ||
JPS5728553A (en) * | 1980-07-28 | 1982-02-16 | Hitachi Ltd | Induction motor |
US4449965A (en) * | 1982-10-04 | 1984-05-22 | Beckman Instruments, Inc. | Shell type centrifuge rotor having controlled windage |
US4518218A (en) * | 1983-09-26 | 1985-05-21 | Magnavox Government And Industrial Electronics Co. | Stepped polygon scan mirror |
US4674178A (en) * | 1985-10-16 | 1987-06-23 | Sundstrand Corporation | Method of fabricating a permanent magnet rotor |
US4644210A (en) * | 1985-12-12 | 1987-02-17 | Rockwell International Corporation | High speed induction motor with squirrel cage rotor |
US4933581A (en) * | 1987-10-01 | 1990-06-12 | Adalet/Scott Fetzer Company | Large air gap motor with rotor heat shield |
EP0854558A3 (en) * | 1997-01-21 | 2000-07-12 | Isuzu Ceramics Research Institute Co., Ltd. | Structure of a rotor for generators and method of manufacturing the same rotor |
US6159305A (en) * | 1998-07-14 | 2000-12-12 | General Electric Company | High speed induction motor rotor and method of fabrication |
US6477773B1 (en) * | 1999-11-17 | 2002-11-12 | General Electric Company | Methods for disassembling, replacing and assembling parts of a steam cooling system for a gas turbine |
US6285110B1 (en) * | 2000-04-17 | 2001-09-04 | General Electric Co. | Spline retaining ring |
US6346755B1 (en) * | 2000-06-30 | 2002-02-12 | General Electric Company | Optimization of ventilating flow path at air gap exit in reverse flow generators |
WO2002037649A1 (en) * | 2000-11-02 | 2002-05-10 | Dinyu Qin | Rotor shield for magnetic rotary machine |
US6452294B1 (en) * | 2000-12-19 | 2002-09-17 | General Electric Company | Generator endwinding cooling enhancement |
-
2003
- 2003-05-29 US US10/250,031 patent/US7057326B2/en not_active Expired - Fee Related
-
2004
- 2004-05-27 DE DE102004026501A patent/DE102004026501A1/de not_active Withdrawn
- 2004-05-28 JP JP2004158513A patent/JP4578860B2/ja not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08289493A (ja) * | 1995-04-14 | 1996-11-01 | Matsushita Electric Ind Co Ltd | 永久磁石回転子とその製造方法 |
JPH11150896A (ja) * | 1997-11-19 | 1999-06-02 | Ebara Corp | 液封式モータのロータの構造 |
JP2001037129A (ja) * | 1999-07-14 | 2001-02-09 | Aisin Aw Co Ltd | 電気回転装置 |
JP2001186735A (ja) * | 1999-12-22 | 2001-07-06 | Mitsubishi Electric Corp | リラクタンスモータ |
JP2002044888A (ja) * | 2000-07-25 | 2002-02-08 | Daikin Ind Ltd | モータおよびモータ制御装置 |
Also Published As
Publication number | Publication date |
---|---|
US20040239208A1 (en) | 2004-12-02 |
JP4578860B2 (ja) | 2010-11-10 |
US7057326B2 (en) | 2006-06-06 |
DE102004026501A1 (de) | 2004-12-16 |
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