Results 71 to 80 of about 789 (113)

新型RTV涂料防污闪性能的实验研究

open access: yesGaoya dianqi, 2004
室温硫化(RTV)硅橡胶长效防污闪涂料是目前我国电网主要的补救防污闪技术措施。介绍了污闪发生的条件和对策,阐述了RTV涂料的防污闪原理。通过闪络试验得出了结论,适当改进补强剂和添加剂后的新型RTV涂料达到了国家有关的闪络试验要求,具有较好的防污闪性能。
王永强, 律方成, 刘孝义
doaj  

[A Review of Research Progress in the Pathophysiological Mechanism of Stress-related Mental Disorders]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban, 2021
Liu B   +5 more
europepmc   +1 more source

超高压直流绝缘子串的局部闪络特性

open access: yesDianci bileiqi, 1991
以直流±650kV绝缘子串局部闪络时的无线电噪音、电讯噪音、电晕噪音特性及其对策为重点进行了试验。其结果证明,要减少局部闪络 ...
doaj  

基于ATP-EMTP的10kV配电线路雷击性能研究

open access: yesDianci bileiqi, 2015
针对雷击10 kV架空配电线路时,配电线路直击雷过电压的计算与分析展开了一系列的研究。利用ATP-EMTP软件建立了直击雷过电压仿真模型,对比分析了雷直击杆塔顶部和雷直击相导线两种情况下的直击雷过电压波形和幅值。对10 kV农村架空配电线路遭受高幅值雷电流时的直击雷闪络特性做出了相关计算,给出了遭受高幅值雷电流时的绝缘闪络个数,雷击闪络时的雷电流沿线分布情况。仿真结果表明,雷电流幅值越大,雷击瞬间发生杆塔闪络的范围也在扩大,而且发生闪络的杆塔入地电流沿雷击点向两边递减。
顾用地
doaj  

[Flos Sophorae improves psoriasis in mice by inhibiting the PI3K/AKT pathway]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Rao L   +5 more
europepmc   +1 more source

[Research advances in non-invasive brain-computer interface control strategies]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2022
Cao H   +6 more
europepmc   +1 more source

[Visual object detection system based on augmented reality and steady-state visual evoked potential]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Guo M   +5 more
europepmc   +1 more source

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