ROTARY ELECTRIC MACHINE UNIT

To increase the cooling efficiency of a coil end part as much as possible while suppressing the deterioration of the layout of a rotary electric machine unit.SOLUTION: A rotary electric machine includes a rotary electric machine body having a rotary shaft and a coil wound around a stator located on...

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Hauptverfasser: AMANO RYUICHIRO, TANAKA TAKAHIRO, FURUYA KOJI, YAMAMOTO WATARU, NISHIOKA DAISUKE, YAMAOKA YUYA, HUANG LIXIAN, NAKANO SHINJI, HIGAKI MASANORI, KASHIMOTO MASAAKI, ITO TAKAHIRO, MURAO YUSAKU, WATABE HIROSHI, MURAKAMI TETSUSHI, NOGUCHI YOSHIAKI, ZHANG YOUWEI
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To increase the cooling efficiency of a coil end part as much as possible while suppressing the deterioration of the layout of a rotary electric machine unit.SOLUTION: A rotary electric machine includes a rotary electric machine body having a rotary shaft and a coil wound around a stator located on the outer radial direction of the rotary shaft, a housing accommodating the rotary electric machine body, a lead wire passing between the rotary electric machine body and the housing in a radial direction of the rotary shaft, connected to the coil end part of the coil from the outside in the radial direction, and electrically connecting the rotary electric machine body to a power converter, and an oil supply part supplying oil to the coil end part of the coil. The oil supply part supplies oil to the upper portion of the coil end part from the side in the shaft direction.SELECTED DRAWING: Figure 10 【課題】回転電機ユニットのレイアウト性の悪化を抑制しつつ、コイルエンド部の冷却効率を出来る限り高くする。【解決手段】回転軸と、回転軸の径方向外側に位置するステータに巻き付けられたコイルとを有する回転電機本体と、回転電機本体を収容するハウジングと、回転軸の径方向における回転電機本体とハウジングとの間を通って、コイルのコイルエンド部に径方向外側から接続され、回転電機本体と電力変換器とを電気的に接続するリード線と、コイルエンド部にオイルを供給するオイル供給部と、を備え、オイル供給部は、コイルエンド部の上側部分に、軸方向の側方からオイルを供給するように構成されている。【選択図】図10