JP2009148093A - 回転電機 - Google Patents
回転電機 Download PDFInfo
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- JP2009148093A JP2009148093A JP2007323637A JP2007323637A JP2009148093A JP 2009148093 A JP2009148093 A JP 2009148093A JP 2007323637 A JP2007323637 A JP 2007323637A JP 2007323637 A JP2007323637 A JP 2007323637A JP 2009148093 A JP2009148093 A JP 2009148093A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
- B60L1/003—Supplying electric power to auxiliary equipment of vehicles to auxiliary motors, e.g. for pumps, compressors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
- B60L1/02—Supplying electric power to auxiliary equipment of vehicles to electric heating circuits
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0061—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electrical machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/10—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines
- B60L50/16—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with provision for separate direct mechanical propulsion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
- B60L7/14—Dynamic electric regenerative braking for vehicles propelled by ac motors
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- 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
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- 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
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2210/00—Converter types
- B60L2210/40—DC to AC converters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/10—Electrical machine types
- B60L2220/14—Synchronous machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/50—Structural details of electrical machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/10—Vehicle control parameters
- B60L2240/36—Temperature of vehicle components or parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/423—Torque
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/425—Temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/429—Current
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2260/00—Operating Modes
- B60L2260/20—Drive modes; Transition between modes
- B60L2260/28—Four wheel or all wheel drive
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Abstract
【解決手段】回転電機は、コアのティース部にステータコイルが巻回されたステータ20と、ステータ20の内周側に隙間を介して配置され、回転自在に支持されたロータとを有し、冷媒により冷却される。ステータコイルは、ステータ20の軸方向端部から突出したコイルエンド部を有する。配電部27は、樹脂製ホルダで支持され、ステータコイルに接続される導体とを有する。配電部27が、コイルエンド部の上部に載置されることにより、ステータのコアの端部と、配電部の下面との間に隙間28が形成され、隙間28が、冷媒の通路を構成する。
【選択図】図3
Description
かかる構成により、冷却性能が向上するとともに、絶縁性も保持できるものとなる。
最初に、図1を用いて、本実施形態による回転電機を含む回転電機装置の全体構成について説明する。
図1は、本発明の一実施形態による回転電機を含む回転電機装置の全体構成を示す断面図である。
図2は、本発明の一実施形態による回転電機の構成を示す斜視図である。図3は、本発明の一実施形態による回転電機の構成を示す正面図である。なお、図2及び図3において、図1と同一符号は、同一部分を示している。
図4は、本発明の一実施形態による回転電機に用いるステータの構成を示す側面図である。なお、図4においては、図2に示した配電部27を取り除いた状態を示している。図5は、本発明の一実施形態による回転電機に用いるステータの構成を示す斜視図である。なお、図4及び図5において、図1〜図3と同一符号は、同一部分を示している。
図6は、本発明の一実施形態による回転電機に用いるステータの要部構成を示す斜視図である。なお、図6において、図1〜図5と同一符号は、同一部分を示している。
図7は、本発明の一実施形態による回転電機に用いるステータに用いるボビンの構成を示す斜視図である。なお、図7において、図1〜図6と同一符号は、同一部分を示している。
図8は、本発明の一実施形態による回転電機において、ステータティースコア22Aにステータコイルが巻回されている状態を示す断面図である。なお、図8において、図1〜図7と同一符号は、同一部分を示している。
図9は、本発明の一実施形態による回転電機における、ステータコイルのコイルエンド部の内周側の冷却状態を示す要部断面図である。なお、図9において、図1〜図8と同一符号は、同一部分を示している。
図10は、本発明の一実施形態による回転電機を搭載する車両の第1の構成を示すブロック図である。図11は、本発明の一実施形態による回転電機を搭載する車両の第2の構成を示すブロック図である。
図12は、本発明の一実施形態による回転電機を搭載するハイブリッド自動車におけるエンジンENG、回転電機RM、変速機TMの第1の配置例を示すブロック図である。図13は、本発明の一実施形態による回転電機を搭載するハイブリッド自動車におけるエンジンENG、回転電機RM、変速機TMの第2の配置例を示すブロック図である。
12…シャフト
14…軸受
16…ロータコア
18…永久磁石
20…ステータ
22A…ステータティースコア
24A…コイル
26A…ボビン
26BO…ボビン本体
26BO2…溝
26EU1,26EL1,26EU2,26EL2,26SU1,26SL1…つば部
26EU−H,26EL−H…孔
27…配電部
28…隙間
29…電源接続用端子
50…ハウジング
130…モータケース
140…ポンプ
152…冷媒通路
154A,154B…冷媒出口
BA…電力供給・充電用バッテリ
ENG…エンジン
FW…前輪側駆動輪
PC…電力変換装置
RF…冷媒
RM…回転電機
RW…後輪側駆動輪
TM…変速機
Claims (3)
- コアのティース部にステータコイルが巻回されたステータと、該ステータの内周側に隙間を介して配置され、回転自在に支持されたロータとを有し、冷媒により冷却される回転電機であって、
前記ステータコイルは、前記ステータの軸方向端部から突出したコイルエンド部を有し、
樹脂製ホルダで支持され、前記ステータコイルに接続される導体とを有する配電部とを備え、
該配電部が、前記コイルエンド部の上部に載置されることにより、前記ステータのコアの端部と、前記配電部の下面との間に隙間が形成され、
該隙間が、前記冷媒の通路を構成することを特徴とする回転電機。 - 請求項1記載の回転電機において、
前記コアのティース部と前記ステータコアの間に配置され、前記ティース部と前記ステータコイルを絶縁し、かつ、コイルを保持するボビンを備え、
該ボビンの外径側のつば部、及び、内径側のつば部の少なくとも一方に設けられ、前記冷媒が前記ステータコイルの外周と接触可能な孔を有することを特徴とする回転電機。 - 請求項2記載の回転電機において、
前記孔は、前記ボビンの外径側のつば部、及び、内径側のつば部の両方に設けられるとともに、
前記ボビンのボビン本体の、前記コイルエンド部の内周側に対向する位置に設けられ、前記冷媒が前記ステータコイルのコイルエンド部の内周側と接触可能な溝を備えることを特徴とする回転電機。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007323637A JP5021443B2 (ja) | 2007-12-14 | 2007-12-14 | 回転電機 |
US12/333,807 US8203240B2 (en) | 2007-12-14 | 2008-12-12 | Liquid cooled rotating electrical machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007323637A JP5021443B2 (ja) | 2007-12-14 | 2007-12-14 | 回転電機 |
Publications (2)
Publication Number | Publication Date |
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JP2009148093A true JP2009148093A (ja) | 2009-07-02 |
JP5021443B2 JP5021443B2 (ja) | 2012-09-05 |
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007323637A Active JP5021443B2 (ja) | 2007-12-14 | 2007-12-14 | 回転電機 |
Country Status (2)
Country | Link |
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US (1) | US8203240B2 (ja) |
JP (1) | JP5021443B2 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015092833A1 (ja) * | 2013-12-19 | 2015-06-25 | 三菱電機株式会社 | 回転電機 |
JP2015208228A (ja) * | 2015-08-19 | 2015-11-19 | パナソニックIpマネジメント株式会社 | ブラシレスモータの冷却構造 |
JP2019033652A (ja) * | 2017-08-10 | 2019-02-28 | トヨタ自動車株式会社 | 回転電機ステータ |
US10770943B2 (en) | 2014-08-28 | 2020-09-08 | Mitsubishi Electric Corporation | Rotary electric machine |
US10848024B2 (en) | 2016-10-14 | 2020-11-24 | Honda Motor Co., Ltd. | Stator for rotary electric machine and method of manufacturing the same |
KR20220139991A (ko) | 2020-04-07 | 2022-10-17 | 히다치 아스테모 가부시키가이샤 | 회전 전기 기기의 고정자 |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008001622A1 (de) * | 2008-05-07 | 2009-11-12 | Robert Bosch Gmbh | Elektrische Maschine mit Sprüh- und Sumpfkühlung |
JP5233441B2 (ja) * | 2008-06-26 | 2013-07-10 | 株式会社デンソー | 回転電機 |
DE112011101912T5 (de) * | 2010-06-04 | 2013-03-28 | Remy Technologies Llc. | Kühlsystem und -verfahren für eine elektrische Maschine |
WO2012046307A1 (ja) * | 2010-10-05 | 2012-04-12 | 本田技研工業株式会社 | 電動車両の駆動装置 |
JP5166566B2 (ja) * | 2011-03-31 | 2013-03-21 | 株式会社小松製作所 | インシュレータおよびこれを備えたステータ、モータ |
KR101197950B1 (ko) * | 2011-04-13 | 2012-11-05 | 뉴모텍(주) | 팬 모터 |
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