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author:

汪晶慧 (汪晶慧.) [1] | 陈为 (陈为.) [2]

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CQVIP

Abstract:

直流法通过逆变电路将直流电压转变为施加到被测磁件上的交流电压,测量直流输入的有功功率获取磁芯损耗,因此,能精确地测量不同的占空比矩形波激励下磁件损耗。为了能够精确地获得磁件损耗里的磁芯损耗,引入辅助空心电感与副边短路的磁件串联作为负载测量磁件的绕组损耗。建立了实验装置,且用傅立叶展开计算绕组损耗进行验证,最大相对误差为12.91%,其最大绝对误差为7.480 2 mW,验证了该法能够精确地测量矩形波激励下磁件损耗中的绕组损耗。

Keyword:

傅立叶展开 直流法 矩形波激励 绕组损耗

Community:

  • [ 1 ] 福州大学电气工程与自动化学院,福建福州350108

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Source :

南昌大学学报:工科版

ISSN: 1006-0456

Year: 2012

Issue: 3

Volume: 34

Page: 279-282

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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