JP2010259322A - 熱伝達を高めた回転電気機械ロータ及びそのための方法 - Google Patents
熱伝達を高めた回転電気機械ロータ及びそのための方法 Download PDFInfo
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- JP2010259322A JP2010259322A JP2010093630A JP2010093630A JP2010259322A JP 2010259322 A JP2010259322 A JP 2010259322A JP 2010093630 A JP2010093630 A JP 2010093630A JP 2010093630 A JP2010093630 A JP 2010093630A JP 2010259322 A JP2010259322 A JP 2010259322A
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- Prior art keywords
- radial
- rotor
- ribs
- slots
- duct
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 15
- 238000001816 cooling Methods 0.000 claims abstract description 32
- 238000004804 winding Methods 0.000 claims description 51
- 238000004080 punching Methods 0.000 claims description 22
- 230000035939 shock Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000010030 laminating Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000005242 forging Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 239000000112 cooling gas Substances 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 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
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/20—Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/006—Cooling of compressor or motor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
- H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
- H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
- H01H77/107—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by the blow-off force generating means, e.g. current loops
- H01H77/108—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by the blow-off force generating means, e.g. current loops comprising magnetisable elements, e.g. flux concentrator, linear slot motor
-
- 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
- H02K1/325—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium between salient poles
-
- 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
- H02K9/16—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle wherein the cooling medium circulates through ducts or tubes within the casing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Cooling System (AREA)
- Windings For Motors And Generators (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
【解決手段】複数のコイルが半径方向スロット内にそれぞれ嵌装され、またコイルは複数の半径方向積重ねターンを形成する。半径方向ダクト(220)は、半径方向積重ねターンの少なくとも一部分内に形成されかつロータに対してほぼ半径方向に延びる1つ又はそれ以上の冷却スロットを含む。1つ又はそれ以上の冷却スロットの内部表面の少なくとも一部分は、熱伝達を高めるようになった1つ又はそれ以上のリブ(525)を含む。
【選択図】 図4
Description
110 ロータ本体
120 スピンドル
130 巻線
140 サブスロット
150 通気又は放出チムニ
170 本体冷却領域
172 スロット端部領域
174 端部巻線領域
210 端部ターン冷却グルーブ
220 ダクト
525 リブ
600 方法
610 溝付きパンチ加工ダイを準備するステップ
620 巻線コイルを準備するステップ
630 パンチ加工するステップ
635 より多くのスロットを設けるステップ
640 再配置するステップ
710 巻線コイル
720 絶縁体
730 ブレイクアウト部
740 電撃距離
Claims (10)
- ロータ、前記ロータ内に設けられた複数の半径方向スロット及び前記複数の半径方向スロット内にそれぞれ嵌装された複数のコイルを有し、前記複数のコイルが複数の半径方向積重ねターンを含む回転電気機械における半径方向ダクト(220)であって、
前記半径方向積重ねターンの少なくとも一部分内に形成されかつ前記ロータに対してほぼ半径方向に延びる1つ又はそれ以上の冷却スロットを含み、
前記1つ又はそれ以上の冷却スロットの内部表面の少なくとも一部分が、熱伝達を高めるようになった1つ又はそれ以上のリブ(525)を含む、
半径方向ダクト。 - 前記1つ又はそれ以上の冷却スロットが、千鳥構成で配置された複数のリブ(525)を含む、請求項1に記載の半径方向ダクト。
- 前記1つ又はそれ以上の冷却スロットが、整列構成で配置された複数のリブ(525)を含む、請求項1から請求項2のいずれか1項記載の半径方向ダクト。
- 前記1つ又はそれ以上のリブが全体として、その断面がV字形、丸味付きコーナ部を備えたV字形、三角形、丸味付きコーナ部を備えた三角形、台形、丸味付きコーナ部を備えた台形、四辺形、及び丸味付きコーナ部を備えた四辺形の1つ又はその組合せである、請求項1から請求項3のいずれか1項記載の半径方向ダクト。
- 前記リブが、前記ロータに対してほぼ半径方向に配向される、請求項1から請求項4のいずれか1項記載の半径方向ダクト。
- 隣接する半径方向積重ねターンが、オフセットしたリブを有する、請求項1から請求項5のいずれか1項記載の半径方向ダクト
- 前記1つ又はそれ以上の冷却スロットが、隣接する半径方向積重ねターン間における電撃距離を増大させるブレイクアウト部を含む、請求項1から請求項6のいずれか1項記載の半径方向ダクト。
- 回転電気機械であって、ロータと、前記ロータ内に設けられた複数の半径方向スロット及び前記複数の半径方向スロット内にそれぞれ嵌装された複数のコイルと、前記請求項1乃至7のいずれか1項に記載の半径方向ダクト(220)とを含み、
前記複数のコイルが複数の半径方向積重ねターンを含み、前記冷却スロットが前記複数の半径方向積重ねターン内に形成され、前記半径方向ダクト(220)が前記冷却スロットのコラムから成る、
ことを特徴とする回転電気機械。 - その熱伝達を高める複数のリブを有する、回転電気機械のロータにおける半径方向ダクトを形成する方法であって、
前記複数のリブの形状に対応した複数のグルーブを有する溝付きパンチ加工ダイを準備するステップと、
巻線コイルを準備するステップと、
前記巻線コイル内に冷却スロットをパンチ加工するステップと、
前記巻線コイル内に所望の数の冷却スロットが形成されるまで、前記パンチ加工するステップを繰り返すステップと、を含む、
方法。 - 前記パンチ加工するステップが、隣接する半径方向積重ねターン間における電撃距離を増大させるブレイクアウト部を前記巻線コイル内に形成する、請求項9項記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/428,704 US8049379B2 (en) | 2009-04-23 | 2009-04-23 | Dynamoelectric machine rotors having enhanced heat transfer and method therefor |
US12/428,704 | 2009-04-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010259322A true JP2010259322A (ja) | 2010-11-11 |
JP5690078B2 JP5690078B2 (ja) | 2015-03-25 |
Family
ID=42199340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010093630A Active JP5690078B2 (ja) | 2009-04-23 | 2010-04-15 | 熱伝達を高めた回転電気機械ロータ及びそのための方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8049379B2 (ja) |
EP (1) | EP2244355B1 (ja) |
JP (1) | JP5690078B2 (ja) |
KR (1) | KR101675161B1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015186186A1 (ja) * | 2014-06-03 | 2015-12-10 | 三菱電機株式会社 | 回転電機の回転子 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9548640B2 (en) * | 2013-12-05 | 2017-01-17 | General Electric Company | Rotor with cooling manifolds |
CN103962465A (zh) * | 2014-04-29 | 2014-08-06 | 遵义康利精密科技有限公司 | 汽车点火线圈铁芯多片式组合一次成型方法 |
US10277086B2 (en) | 2014-11-26 | 2019-04-30 | Siemens Energy, Inc. | Thermo pump-cooled generator end windings with internal cooling passages |
CN104953766B (zh) * | 2015-06-17 | 2018-11-13 | 北京金风科创风电设备有限公司 | 电机径向通风冷却结构 |
US10326335B2 (en) | 2016-10-20 | 2019-06-18 | General Electric Technology Gmbh | Radial counter flow jet cooling system |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH01144338A (ja) * | 1987-11-30 | 1989-06-06 | Toshiba Corp | 回転電機のコイル |
JPH02139450U (ja) * | 1989-04-22 | 1990-11-21 | ||
JPH09322466A (ja) * | 1996-06-03 | 1997-12-12 | Hitachi Ltd | 車両用交流発電機 |
JPH10285853A (ja) * | 1997-04-08 | 1998-10-23 | Toshiba Corp | 回転電機の回転子 |
JPH11299188A (ja) * | 1998-04-17 | 1999-10-29 | Toshiba Corp | 回転子巻線の製造方法 |
JP2001086679A (ja) * | 1999-09-17 | 2001-03-30 | Hitachi Ltd | 回転電機 |
JP2001300647A (ja) * | 2000-04-24 | 2001-10-30 | Sankyo Seiki Mfg Co Ltd | プレス加工部品の製造方法、及びモータ用積層コアの製造方法 |
JP2007295697A (ja) * | 2006-04-24 | 2007-11-08 | Toyota Motor Corp | 回転電機の固定子および固定子に用いられる部品 |
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US4543503A (en) * | 1983-12-20 | 1985-09-24 | General Electric Company | Ventilated end turns for rotor windings of a dynamoelectric machine |
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-
2009
- 2009-04-23 US US12/428,704 patent/US8049379B2/en active Active
-
2010
- 2010-04-15 JP JP2010093630A patent/JP5690078B2/ja active Active
- 2010-04-21 EP EP10160582.2A patent/EP2244355B1/en active Active
- 2010-04-22 KR KR1020100037421A patent/KR101675161B1/ko active IP Right Grant
Patent Citations (8)
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JPH01144338A (ja) * | 1987-11-30 | 1989-06-06 | Toshiba Corp | 回転電機のコイル |
JPH02139450U (ja) * | 1989-04-22 | 1990-11-21 | ||
JPH09322466A (ja) * | 1996-06-03 | 1997-12-12 | Hitachi Ltd | 車両用交流発電機 |
JPH10285853A (ja) * | 1997-04-08 | 1998-10-23 | Toshiba Corp | 回転電機の回転子 |
JPH11299188A (ja) * | 1998-04-17 | 1999-10-29 | Toshiba Corp | 回転子巻線の製造方法 |
JP2001086679A (ja) * | 1999-09-17 | 2001-03-30 | Hitachi Ltd | 回転電機 |
JP2001300647A (ja) * | 2000-04-24 | 2001-10-30 | Sankyo Seiki Mfg Co Ltd | プレス加工部品の製造方法、及びモータ用積層コアの製造方法 |
JP2007295697A (ja) * | 2006-04-24 | 2007-11-08 | Toyota Motor Corp | 回転電機の固定子および固定子に用いられる部品 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015186186A1 (ja) * | 2014-06-03 | 2015-12-10 | 三菱電機株式会社 | 回転電機の回転子 |
JPWO2015186186A1 (ja) * | 2014-06-03 | 2017-04-20 | 三菱電機株式会社 | 回転電機の回転子 |
US10284039B2 (en) | 2014-06-03 | 2019-05-07 | Mitsubishi Electric Corporation | Rotor of rotary electric machine |
Also Published As
Publication number | Publication date |
---|---|
KR101675161B1 (ko) | 2016-11-10 |
US8049379B2 (en) | 2011-11-01 |
EP2244355A3 (en) | 2016-08-24 |
JP5690078B2 (ja) | 2015-03-25 |
US20100270876A1 (en) | 2010-10-28 |
EP2244355B1 (en) | 2019-11-13 |
EP2244355A2 (en) | 2010-10-27 |
KR20100117040A (ko) | 2010-11-02 |
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