Results 61 to 70 of about 397 (111)

典型40.5 kV穿柜套管绝缘击穿案例仿真和分析

open access: yesGaoya dianqi, 2017
穿柜套管绝缘击穿引发变压器出口短路案例屡见不鲜,文中将套管绝缘击穿分为空气绝缘击穿与环氧绝缘击穿两类。为明确两种击穿的诱因,结合某省第3季度穿柜套管绝缘击穿案例,针对屏蔽体悬浮及内含气隙的穿柜套管展开电场仿真研究。仿真结果表明空气绝缘击穿多由内等电位屏蔽悬浮造成,环氧绝缘击穿多由缺陷气隙放电或击穿引起的绝缘劣化变性造成,该结果与案例分析一致。为研究屏蔽改进在防止气隙放电方面的作用,借鉴800 kV气体绝缘组合电器中屏蔽裙边处理改善边缘效应的措施,对屏蔽改进后含气隙的穿柜套管展开电场仿真研究 ...
杨定乾   +4 more
doaj  

Structural design of gradient porous dental implant based on orthogonal test. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi, 2023
Wang L, Li S, Lu D, Chen Z.
europepmc   +1 more source

[Research progress on the acquisition technology of magnetocardiography]. [PDF]

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

[Research progress on the role and mechanism of magnesium element and magnesium materials in tendon-bone interface healing]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Yue H   +6 more
europepmc   +1 more source

[Effects of elastic modulus of the metal block on the condylar-constrained knee prosthesis tibial fixation stability]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Zhang Y   +6 more
europepmc   +1 more source

[Research progress of suture augmentation in anterior cruciate ligament reconstruction]. [PDF]

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

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