Results 61 to 70 of about 1,006 (103)

固体绝缘开关柜隔离开关模块绝缘特性研究

open access: yesGaoya dianqi
在固体绝缘开关柜的研发过程中,高绝缘水平的优化设计是其安全可靠运行的保障。文中设计了一种适用于固体绝缘开关柜的隔离开关模块,并通过试验验证了其在75 kV(合闸)、85 kV(断口)雷电冲击电压下的绝缘性能,满足国家标准要求;但当雷电冲击电压等级提高到西班牙、澳大利亚等地区标准要求的95 kV时,型腔内接地端部处发生沿面放电。采用有限元软件对其进行电场仿真与分析,由仿真结果得知型腔内接地端部空气场强发生畸变,原因在于屏蔽罩与环氧内层的绝缘距离不足,造成气固交界面的空气场强超过临界值,引发沿面放电 ...
黄泽平   +5 more
doaj  

[Efficacy of the far lateral Key-hole technique in the treatment of central cervical disc herniation]. [PDF]

open access: yesZhong Nan Da Xue Xue Bao Yi Xue Ban
Meng Z   +6 more
europepmc   +1 more source

[Role of dysregulation brain lipid metabolism in depression]. [PDF]

open access: yesZhong Nan Da Xue Xue Bao Yi Xue Ban
Yu P, Huang S, Jiang Z, Wang X, Jiang D.
europepmc   +1 more source

[Analysis of risk factors for early failure of simple taper retentive implants]. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi
Zhang X   +8 more
europepmc   +1 more source

[Application of different repair methods for defects after Mohs micrographic surgery for malignant tumors of the external nose]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Li H, Zheng M, Wang X, Qi H, Zhang Z.
europepmc   +1 more source

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