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    • 6. 发明授权
    • Structure of measuring iron loss of motor stator core
    • 电机定子铁心损耗测量结构
    • US09476952B2
    • 2016-10-25
    • US14338204
    • 2014-07-22
    • Hyundai Motor CompanyKia Motors CorporationChungbuk National University Industry-Academic Cooperation Foundation
    • Young Jin SeoMyeong Kyu JungDongyeon HanShin Gyu KimChang-Seop KohKwang-Young JeongChan-Hyuk ParkHee-Sung Yoon
    • G01R33/14G01R33/12G01R31/34
    • G01R33/123G01R31/34H02K11/20
    • A structure for measuring iron loss of a motor stator core is provided. The structure includes an auxiliary core whose both end surfaces in a longitudinal direction come in contact with inner end surfaces of two adjacent stator teeth among a plurality of stator teeth in a radial direction in order to measure iron loss of a stator core in which a plurality of slots and the plurality of stator teeth are alternately formed on an inner circumferential surface of a stator yoke in a circumferential direction. A pair of excitation windings is provided at portions of the auxiliary core in the longitudinal direction spaced-apart from each other. A B-coil that is a sensor coil is provided at the auxiliary core so as to be positioned inside any one excitation winding of the pair of excitation windings. Fixing protrusions protrude from the both end surfaces of the auxiliary core to extend in the longitudinal direction, and inserted into the slot between the two adjacent stator teeth to be fitted and fixed in the circumferential direction. Accordingly, it is possible to quantitatively and accurately measure iron loss of the motor stator core for each manufacturing process.
    • 提供了一种用于测量电动机定子铁心的铁损的结构。 该结构包括辅助芯,其纵向方向上的两个端面与径向上的多个定子齿中的两个相邻的定子齿的内端表面接触,以便测量定子芯的铁损,其中多个 的槽和多个定子齿沿圆周方向交替地形成在定子磁轭的内周面上。 辅助铁芯的纵向间隔开的部分设有一对励磁绕组。 作为传感器线圈的B线圈设置在辅助铁芯上,以便位于该对励磁绕组的任何一个励磁绕组内。 固定突起从辅助芯的两个端面突出,以沿纵向方向延伸,并且插入两个相邻的定子齿之间的狭槽中,以在圆周方向上装配和固定。 因此,可以对每个制造工序定量地,精确地测定电动机定子铁心的铁损。