Assessment of lightning damage of OGW by comparing natural effects and the common Joule heat & arc heat model application

Gang Liu,Deming Guo, Peifeng Wang,Xiangyang Peng,Xuan Lin,Lyuwen Chen,Rui Wang,Weitao Lyu

Electric Power Systems Research（2023）

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摘要

•OGW Damage result from existing model is milder than that in natural lightning.•There is at least 45% of energy difference between model and natural lightning.•Contribution of Joule heat to the injected energy is almost negligible for OGW.

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关键词

Natural lightning strike,Damage,Overhead ground wire,Numerical model,Injected lightning energy

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