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Abstract:
针对传统电磁式电流互感器在检测脉动直流和平滑直流中存在的不足,文章提出了一种基于磁调制式电流互感器的剩余电流检测模块,结合dsPIC33FJ系列单片机,通过检测电流互感器二次侧线圈电流信号的低频分量,来获取剩余电流信号的大小和类型,并配合波形识别算法,以提高检测模块对各种剩余电流类型的识别灵敏度,将其应用到低压配电网的配电线路中,能够实现对交直流剩余电流的检测与保护.经过验证,该模块能够有效检测和识别剩余电流波形,满足设计要求.
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供用电
ISSN: 1006-6357
CN: 31-1467/TM
Year: 2019
Issue: 12
Volume: 36
Page: 22-28
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 0
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