Results 111 to 120 of about 2,869 (155)

GIL三支柱绝缘子表面电荷积聚特性

open access: yesGaoya dianqi
表面电荷积聚特性主要集中在平板试样、盆式绝缘子,对GIL设备用三支柱绝缘子表面电荷积聚特性鲜有报道。文中以实际550 kV GIL三支柱绝缘子为试品,建立三支柱绝缘子三维测量试验平台,采用电容探头法,改变电压幅值、加压时间、粗糙度,试验获取三支柱绝缘子表面电荷积聚规律。结果表明:交流电压作用下GIL三支柱绝缘子支柱区域积聚的电荷密度较小,而腹部区域积聚的电荷密度较大;提高试验电压幅值、延长试验电压作用时间、增大支柱绝缘子表面粗糙度,均可增加GIL三支柱绝缘子表面电荷密度;一定条件下 ...
黎卫国   +5 more
doaj  

[Application Value of an AI-based Imaging Feature Parameter Model 
for Predicting the Malignancy of Part-solid Pulmonary Nodule]. [PDF]

open access: yesZhongguo Fei Ai Za Zhi
Lin M   +8 more
europepmc   +1 more source

[Frameshift mutation in RELT gene causes amelogenesis imperfecta]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Zhang Z, Xu X, Gao X, Dong Y, Tian H.
europepmc   +1 more source

[POEMS syndrome misdiagnosed as systemic sclerosis: A case report]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Liang J, Zhang X, Yao H.
europepmc   +1 more source

[Effect of printing orientation on physical and mechanical properties of 3D printing prosthodontic base resin materials]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Zhan X   +5 more
europepmc   +1 more source

Research and Control of Surface Roughness of Hot-dip Galvanized Products [PDF]

open access: yes
Qinggang LI   +4 more
core   +1 more source

[Study on NaOH improving the surface morphology of three-dimensional printed poly- L- lactic acid mesh scaffolds]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Zeng H   +5 more
europepmc   +1 more source

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