Results 81 to 90 of about 6,958 (130)

瓷盘型悬式绝缘子串劣化状态自动检测装置研究

open access: yesDianci bileiqi
为提高高压输电线路瓷质绝缘子串劣化或低/零值带电检测的准确性,研制了可用于无人机搭载的自动可变间隙火花放电检测装置。首先结合声-光-电检测实现了绝缘子分布电压的自动和准确测量。其次在实验室搭建了间隙放电试验平台,试验确定了球形间隙放电电压与间隙距离的对应关系,据此整定了可变火花间隙测量装置的间隙距离。最后建立了绝缘子串及检测装置等效模型,利用场路结合法研究了检测装置介入对检测结果的影响。研究结果表明,可变间隙距离的火花放电检测装置对绝缘子串原始电场影响小,高精度检测有助于准确地判断绝缘子片劣化程度 ...
张刚   +5 more
doaj  

["Chongqing experiences" in treatment of bone infections]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Xie Z.
europepmc   +1 more source

[Research progress on the role of peripheral nerves in wound healing]. [PDF]

open access: yesZhejiang Da Xue Xue Bao Yi Xue Ban
Zhang Z, Ren D, Tang J, Guo S.
europepmc   +1 more source

[Aesthetic goals of hypospadias repair]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Tang Y.
europepmc   +1 more source

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