Results 11 to 20 of about 4,689 (155)
Research on lightning transient distribution characteristics of cable-stayed bridges [PDF]
Bridges are usually located at the junction of land and water, where the surrounding area is open terrain, making them to be easily damaged by lightning strikes.
Dajun XU +4 more
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Research on Lightning Performance and Protective Measures of ±800 kV UHVDC Power Transmission Line [PDF]
[Introduction] Lightning strike is the primary cause of failures of ±800 kV UHVDC power transmission lines, and the lightning protection assessment of power transmission lines is critical to the safe and stable operation of the system.
Youjun GONG, Zhiwen HE, Ziwei YAN
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Synoptic conditions and radar characteristics for elevated thunderstorm during a snowstorm event in Henan Province [PDF]
A snowstorm event followed by the elevated thunderstorm occurred in Henan Province from February 24 to 25 in 2021. The operational forecast of all meteorological stations failed to capture the thunderstorm of this event, with the snowfall being ...
Guoan WANG +3 more
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Wind Power, Hydropower and Thermal Power Combined Low-Carbon Maintenance Optimization Based on Continuous Hidden Markov Model [PDF]
[Introduction] In the context of the new power system, low-carbon maintenance of wind turbines and coordinated maintenance with conventional wind turbine generator systems (WTGS) need to be solved urgently.
Min XIE +4 more
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The damage of wind turbine blades suffered lightning strikes has been a key factor of the safe and reliable operation of wind farms. The electric geometrical model of wind turbine blades (EGMTB) was presented based on the traditional electric geometrical
Guo, Zixin +8 more
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A terminology (or coding system) is a formal set of controlled vocabulary in a specific domain. With a well‐defined terminology, each concept in the target domain is assigned with a unique code, which can be identified and processed across different medical systems in an unambiguous way.
Yinsheng Zhang +2 more
wiley +1 more source
南天水尾圣娘是海南重要的民间信仰之一,其信仰散布全岛,盛行于海南岛的东 北部及中部偏北地区。南天水尾圣娘始庙——清澜水尾庙在海南省文昌市东郊镇坡尾 村。因该庙位于海南岛历史上较为重要的海港——清澜港,使其神被奉为航海保护神, 并随着出洋的海南先民传播至海外,现今在东南亚琼籍华人社群中广为流传,甚至远 播到欧美大陆。实际上,“水尾”二字是地名,南天水尾圣娘的神衔显示与雷电与火相 关的信息,属于火雷圣娘信仰的一支,应指在水尾地方立庙的火雷圣娘。南天水尾圣 娘的信仰习俗结合了稻作文化与海洋文化 ...
郑, 翔鹏
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ABSTRACT Considering the multiple challenges faced by stealth coatings in complex service environments, the development of multifunctional integrated microwave absorbing materials (MAMs) that combine efficient electromagnetic (EM) attenuation with environmental tolerance has become an urgent need. In this work, coral‐like CoNi@Void@C microparticle (MP)
Jiale Wu +8 more
wiley +1 more source
ABSTRACT Although magnetic carbon materials possess significant potential in the field of electromagnetic wave absorption (EWA) due to the synergistic effect of multiple attenuation mechanisms, the currently reported magnetic carbon EWA materials face some challenges, such as high cost, low yield, and easy agglomeration of the magnetic component ...
Bo Jiang +9 more
wiley +1 more source
三际说是西方近代以前用以解释各种大气现象最为重要的理论,明清之际经传教士输入中国,对当时中国的气象知识产生了很大的影响。文章梳理了利玛窦等人所译介的三际说,分析士人面对这一学说的新奇,他们多以传统的元气说或阴阳理论加以理解,产生了三际范围扩大、"三际无定"等认知。揭暄在此背景下绘制的"日火下降旸气上升图",是当时中西科学交流中新知产生的一个范例 ...
孙承晟
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