Results 1 to 10 of about 124,164 (240)

A new type of lightning protection and grounding method for coal mine gas drainage statio

Gong-kuang zidonghua, 2014
In view of present status that current coal mine gas drainage station using independent lightning rod for direct lightning stroke protection, problems and hidden troubles of the status were analyzed, and a new type of lightning protection and grounding ...
CHEN Jinlin, PAN Huan, TONG Nian, ZHOU Libing   +3 more
doaj   +1 more source

Evaluasi Sistem Proteksi Petir pada Tower PT. Sampoerna Telekomunikasi Indonesia (Ceria) Pekanbaru [PDF]

, 2017
Lightning occurs because there is a difference of potential between the cloud and the earth or by other clouds. Lightning caused a lot of harm to people and damage to the equipment.
Hamdani, E. (Eddy), Putri, F. S. (Febriani)   +1 more
core  

Review of lightning protection standard in building structures in Nigeria. [PDF]

, 2014
A lightning protection system performs a simple task. It provides a specified path on which lightning can travel. When a building structure is equiped with a lightning protection system, the distructive power of the lightning strike is directed safely ...
A. Abdulkareem, A. F Agbetuyi, A. U. Adoghe, C. O. A. Awosope, J. O Olowoleni, null null   +5 more
core   +1 more source

Frequency domain analysis of lightning protection using four lightning protection rods [PDF]

, 2008
In this paper the lightning discharge channel is modeled as a vertical monopole antenna excited by a pulse generator at its base. The lightning electromagnetic field of a nearby lightning discharge in the case of lightning protection using four vertical ...
Javor Vesna, Rančić Predrag D.
core   +1 more source

Nano‐kaolin enhances the mechanical, electrical, and thermal properties of cellulose insulating paper

High Voltage
There is an extremely urgent demand in the realm of power equipment, including power transformers, motors, and cables. Specifically, there is a pressing need for cellulose‐based composite insulating paper that can exhibit high thermal conductivity ...
Wenchang Wei, Yuye Zhang, Xuanhao Fu, Shengzhe Yuan, Chenxi Shi, Zhicheng Su, Shihao Luo, Haiqiang Chen, Junwei Zha, Yiyi Zhang   +9 more
doaj   +1 more source

A Novel Magnetic Integration High-Efficiency Converter with Low Ripple and High Dynamic Response for the Hybrid Power Supply Systems of All-Electric Aircraft

Aerospace
With the continuous improvement of battery energy density and converter power density, as well as the miniaturization and lightweighting of related airborne electrical equipment, all-electric aircraft with hybrid power supply systems provide more trade ...
Li Chen, Haifeng Gao, Fengjie Shen, Yiyi Zhang, Liangjie Qiu, Lei Wang   +5 more
doaj   +1 more source

Relationship Between Current Characteristics of Rocket-triggered Lightning During Different Discharge Stages

应用气象学报, 2020
The research on rocket-triggered lightning has made great progress since 1967. Various parts of rocket-triggered lightning are studied, but differences between initial stages of different types of rocket-triggered lightning and the relevance on each part
Wang Jingxuan, Zhang Yang, Chen Zefang, Sun Xiubin, Fan Yanfeng, Zheng Dong, Fan Xiangpeng, Lü Weitao, Zhang Yijun   +8 more
doaj   +1 more source

Design of evaluation standard for lightning protection effectiveness of seismic station

地震科学进展, 2021
This paper designs the lightning protection efficiency evaluation standard for seismic station based on the practical experience of the comprehensive lightning protection reconstruction project in Chongqing Earthquake Agency. The standard collected basic
Guangke Li, Haobo Gong, Min Chen, Xun Zhang, Rui Zhang, Yinghong Dai   +5 more
doaj   +1 more source

Research Results and Ways of Improving of Oil Stores Lightning Protection [PDF]

, 2016
Рассматривается проблема пожароопасной обстановки на складах нефтепродуктов при воздействии на них грозовых проявлений. Анализируются обстоятельства, повлекшие возникновение крупных пожаров от ударов молнии.
Скрипко, А. Н.
core  

Lightning protection of PV systems [PDF]

, 2013
Lightning strikes can affect photovoltaic (PV) generators and their installations, involving also the inverter's electronics. It is therefore necessary to evaluate the risk connected to lightning strikes in order to adopt the correct protective measures ...
Pons, Enrico, Tommasini, Riccardo
core   +1 more source