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Abstract:
运用实验的方法得出了差分振子检测的上下限频率,振子检测的上限频率只要满足采样定理即可.振子NT限检测频率与采样频率有关,在采样频率一定的条件下,振子的下限检测频率大约为采样频率的1/650,当采样频率过高时,不论振子相图收敛于极点还是极环都呈现出饼形.利用差分振子相图变化的特点,对现场数据进行分析,发现了设备故障从无到有的相图变化,为设备状态检测提供了一种方法.
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Source :
北京工业大学学报
ISSN: 0254-0037
Year: 2012
Issue: 7
Volume: 38
Page: 980-987
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 2
Chinese Cited Count:
30 Days PV: 7
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