Results 121 to 130 of about 1,180,244 (149)

硅橡胶表面水滴在直流电场中的荷电闪络特性研究

open access: yesDianci bileiqi
复合绝缘子由于其优良的憎水性和憎水迁移性而广泛应用于特高压输电线路中。在雨、雾、露水等潮湿天气条件下,复合绝缘子表面分离的水滴将大幅度降低其表面闪络电压。由于硅橡胶复合绝缘子表面水滴的直流闪络电压通常低于交流闪络电压,因此研究直流电场下硅橡胶表面水滴的闪络现象具有重要意义。通过试验研究了长时间直流电场作用下水滴的荷电闪络过程,并从理论上分析了其荷电闪络机理。研究结果表明,硅橡胶表面单水滴由于负极性端的电晕放电而荷上正电荷,荷电的水滴会在长时间直流电场的作用下出现“鼓包”现象,降低了硅橡胶表面的闪络电压 ...
谢超, 钟昆禹, 任飞, 杨洁民
doaj  

[Brain-computer interface technology and its applications for patients with disorders of consciousness]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Pan J, Zhang Z, Zhang Y, Wang F, Xiao J.
europepmc   +1 more source

Comparing PTSD symptom networks in type I vs. type II trauma survivors. [PDF]

open access: yesEur J Psychotraumatol, 2022
Stefanovic M   +11 more
europepmc   +1 more source

[Advances in multimodal biomedical imaging of small animals]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Deng Z, Xi P, Tang J, Ren Q, Yu Y.
europepmc   +1 more source

[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

[A review of researches on decoding algorithms of steady-state visual evoked potentials]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2022
Yang M, Jung TP, Han J, Xu M, Ming D.
europepmc   +1 more source

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