Rotary electric machine device and electric power steering device

A rotating electrical machine device (100) includes a rotating electrical machine (2) having a winding (25) and an output shaft (22), power modules (5a, 5b) having switching elements (14, 15, 16) connected to the winding (25), bus bars (40a, 40b) held by bus bar holders (41a, 41b) and constituting a...

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Bibliographic Details
Main Authors KIMISHIMA AKIRA, KAWAGUCHI TAKAHISA, SUZUKI JUNYA, ICHIKAWA TAKANORI
Format Patent
LanguageChinese
English
Published 19.08.2022
Subjects
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
GENERATION
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Summary:A rotating electrical machine device (100) includes a rotating electrical machine (2) having a winding (25) and an output shaft (22), power modules (5a, 5b) having switching elements (14, 15, 16) connected to the winding (25), bus bars (40a, 40b) held by bus bar holders (41a, 41b) and constituting a power supply path to the power modules (5a, 5b), a plurality of smoothing capacitors (18) connected to the bus bars (40a, 40b), and a step of arranging the plurality of smoothing capacitors (18) in the bus bar holders (41a, 41b). And capacitor holders (44a, 44b) which are arranged in the axial direction of the rotating electrical machine (2) closer to the outside in the radial direction of the rotating electrical machine (2), and which hold the capacitor holders (44a, 44b) from the outer peripheral side of the rotating electrical machine (2). 旋转电机装置(100)包括具有绕组(25)和输出轴(22)的旋转电机(2)、具有连接到绕组(25)的开关元件(14、15、16)的功率模块(5a、5b)、被母线保持器(41a、41b)保持并构成到功率模块(5a、5b)的电源提供路径的母线(40a、40b)、与母线(40a、40b)连接的多个平滑电容器(18)、以及将多个平滑电容器(18)在比母线
Bibliography:Application Number: CN202080090773