To provide a rotary electric machine which can improve efficiency without complicating structure of windings even comprising two systems of three-phase AC windings with different structure.SOLUTION: This rotary electric machine comprises: a rotor (2); and a stator (3) having three-phase AC windings, in which the three-phase AC windings comprise first system windings (15) and second system windings (16) independent of each other, comprise a plurality of first slots (18) in which the first system windings (15) are located, and a plurality of second slots (19) in which the second system windings (16) are located, the number of slots of the first slots (18) is equal to or more than the number of slots of the second slots (19), and the first system windings (15) are located on an inner diameter side than the second system windings (16) in the stator (3).SELECTED DRAWING: Figure 2
【課題】構成が異なる二系統の三相交流巻線を有しながらも、巻線の構成を複雑化することなく、効率を向上することができる回転電機を提供する。【解決手段】この回転電機は、回転子(2)と、三相交流巻線を有する固定子(3)と、を備えるものであって、三相交流巻線は、互いに独立している第一系統巻線(15)と第二系統巻線(16)とを含み、第一系統巻線(15)が位置する複数の第一スロット(18)と、第二系統巻線(16)が位置する複数の第二スロット(19)と、を備え、第一スロット(18)のスロット数は、第二スロット(19)のスロット数以上であり、第一系統巻線(15)は、固定子(3)において、第二系統巻線(16)よりも内径側に位置する。【選択図】図2
ROTARY ELECTRIC MACHINE AND ROTARY ELECTRIC MACHINE SYSTEM FOR ELECTRIC VEHICLE USING THE SAME
回転電機、並びにそれを用いる電動車両用回転電機システム
2022-06-07
Patent
Elektronische Ressource
Japanisch
IPC: | H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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