... lightning overvoltage 雷电过电压 lightning performance 雷电性能 lightning protection 避雷，防雷装置 ...
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So the study on studies on lightning performance for ±500 kV DC double circuit transmission line is necessary. The calculation results demonstrate that ±500 kV DC double circuit transmission line lightning performance can satisfy the operation requirement.
同杆并架双回直流线路能够满足雷电性能的要求。
参考来源 - ±500kV同杆双回直流线路雷电性能的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
概述了线路雷电性能计算用参数和方法。
The paper briefly describes the parameters and method of computing lightning performance of transmission lines.
介绍了正温度系数热敏电阻PTCR耐雷电波冲击测试仪的工作原理和基本性能。
This paper presents the theory and performance of the tester for PTCRs endurance of being struck by lightning.
SC9系列环氧树脂浇注干式配电变压器和空气绝缘的SG型干式变压器绝缘性能好， 抗短路能力强， 耐雷电冲击水平高。
SC9 epoxy cast dry-type distribution line transformers and air-insulated dry-type transformers SG, good insulation, anti-short circuit ability, resistance to high levels of lightning impulse.
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