Results 61 to 70 of about 258 (98)

全尺寸高压开关柜电缆绝缘故障电致燃烧试验研究及机理分析

open access: yesGaoya dianqi
由于开关柜的封闭特性,长期以来研究人员对于开关柜内火灾发展的时空演变规律缺乏认知,对电缆放电能否引燃、如何燃烧有争议,针对性的防范措施缺乏依据。燃烧试验难度大,全尺寸试验难以开展。文中针对高压开关柜电缆单相接地短路引发火灾的过程开展研究。搭建全尺寸试验平台,研究掌握了电缆短路起火过程中开关柜内外以及电缆外皮的温度分布情况。开展了多物理场仿真研究,构建了开关柜起火模型,掌握了火灾蔓延规律。基于仿真和试验结果对电缆电致燃烧过程中电缆材料分解过程及材料分解对燃烧的影响进行了分析。通过上述研究 ...
张佳庆   +7 more
doaj  

[Balectin-3 affects the stability of vulnerable coronary atherosclerosis plaques by targeted modulation of lncARSR]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao, 2021
Xu M   +7 more
europepmc   +1 more source

高压开关柜上过流继电器误动作的分析及其减振器的设计

open access: yesGaoya dianqi, 1981
分析了高压开关柜上安装的GL型过流继电器在断路器操作冲击振动下误动作的原因,给出了为防止这种误动作而加装的橡胶冲击减振器的设计计算方法,并按此方法设计了橡胶减振器,提高了高压开关柜的运行可靠性。
doaj  

[Perioperative infection prevention strategies for double-lung transplantation in elderly patients with COVID-19]. [PDF]

open access: yesZhejiang Da Xue Xue Bao Yi Xue Ban, 2020
Ma Y, Meng H, Wang Y, Sun X, Chen Z.
europepmc   +1 more source

[Chinese guidance for the clinical application of Adeno-associated virus vector-based gene therapy for hemophilia B (2025)]. [PDF]

open access: yesZhonghua Xue Ye Xue Za Zhi
Thrombosis and Hemostasis Group   +3 more
europepmc   +1 more source

[Reuse process of positive pressure powered air-filter protective hoods]. [PDF]

open access: yesZhejiang Da Xue Xue Bao Yi Xue Ban, 2020
Mo J   +6 more
europepmc   +1 more source

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