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Wei Liu, Yuanchao Hu, Haipeng Tian, Zhipeng Jiang, Xiaole Su, Jie Xiong, Wei Su and Yi Wang
Existing transmission lines and pipelines are frequently crossed and erected in parallel, meaning that if lightning strikes a wire and causes insulator flashovers, the resulting lightning current will spread through the grounding of the tower where the f...
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Brian Skahill, Cole Haden Smith, Brook T. Russell and John F. England
Max-stable process (MSP) models can be fit to data collected over a spatial domain to estimate areal-based exceedances while accounting for spatial dependence in extremes. They have theoretical grounding within the framework of extreme value theory (EVT)...
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Chunfeng Song, Mei Wang, Xuebin Qin, Pai Wang and Bao Liu
The grounding grid of a substation is important for the safety of substation equipment. Especially to address the difficulty of parameter design in the auxiliary anode system of a grounding grid, an algorithm is proposed that is an optimization algorithm...
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Zhihong Fu, Xiujuan Wang, Qian Wang, Xiaobin Xu, Nengyi Fu and Shanqiang Qin
The grounding device plays performs the role of releasing a lightning current and a fault current in the power system, and the corrosion of the conductor will cause damage to the grounding body, which threatens the safe operation of the power system. The...
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Maykop Pérez Martínez
Pág. 81 - 91
Os sistemas de aterramento de subestações exigem uma avaliação permanente devido fundamentalmente ao envelhecimentodas malhas de terra e os problemas de corrosão. Como as condições de desligar a energia de uma subestação fica cada vez maisdifícil, cresce...
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Fan Yang, Yongan Wang, Manling Dong, Xiaokuo Kou, Degui Yao, Xing Li, Bing Gao and Irfan Ullah
The corrosion of grounding grids can result in a grounding accident of a power system, and much attentions has been concentrated on the method used to detect a corrosion fault in a grounding grid, in which the methods of voltage measurement and magnetic ...
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Juan Miguel Astorga Gómez,Yuri Antonio Iriarte Salinas,Lisandro Daniel Peralta Murúa
Pág. 146 - 154
En este artículo, se estudia la resistencia de puesta a tierra en redes urbanas de distribución eléctrica de la ciudad de Copiapó (Chile) por medio de distribuciones de probabilidad, con el objetivo de evaluar el desempeño del diseño de las mallas que ac...
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Yandi Anibal Gallego Landera,Ángel Cecilio Valcárcel Rojas,Alberto Andrés Limonte Ruiz,Adis Perla Mariño Rivero
Pág. 183 a la 1
En plantas generadoras y en subestaciones se requieren sistemas de puesta a tierra (SPT) espaciosos, con configuraciones complejas como parte del sistema de protección contra rayos. Las corrientes provocadas por una descarga atmosférica pueden causar alt...
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