1) lightning overvoltage
雷电过电压
1.
Based on the principle of refraction and reflection, it is analyzed why electrified-opened-switch is easy damaged by lightning overvoltage.
从过电压的折射和反射的原理出发,分析了带电开口运行开关容易遭受雷电过电压损坏的根本原因,提出了相应的改进保护措施。
2) lightning over-voltage
雷电过电压
1.
The lightning over-voltages at both ends of the cable are simulated for different circuit breaker states and cable lengths.
阐述了导线参数、GIS参数、雷电侵入波模型及参数、避雷器参数以及电气设备参数等的设置,运用ATP-EMTP搭建雷电侵入波作用下的架空线与电缆进线相连、包括架空线与电缆连接处安装的避雷器和部分电气设备(GIS、变压器)在内的单相简化模型,仿真计算断路器不同状态下,不同电缆长度的电缆末、首端雷电过电压。
2.
Based on the Xiangjiaba-Nanhui DC power transmission project,AC side working frequency over-voltage,AC-DC side operational over-voltage and lightning over-voltage,and DC transmission line operational over-voltage and lightningover-voltage of ±800 kV converting stations are studied.
依托向家坝至南汇直流输电工程,研究了±800kV换流站交流侧工频过电压、交直流侧操作过电压和雷电过电压、直流线路操作和雷电过电压。
3) lightning surge
雷电过电压
1.
A generator tripping failure took place at ingress of lightning surge leading to its breakdown.
某热电厂2号发电机遭受雷电过电压时,发生了击穿,造成了发电机跳闸损坏。
4) lightning over voltage
雷电过电压
1.
According to the switch burn out accident occurred after lightning over voltage in two substations in Quzhou Electric Power Bureau, the damage of electrified and open operation switch due to lightning over voltage was analyzed from the principles of reflection and refraction of over voltage.
从过电压的折射和反射原理出发,通过衢州电力局两变电所遭受雷击过电压后发生的断路器烧毁事故,分析出带电开口运行断路器遭受雷电过电压损坏的主要原因是:过电压在开路末端发生过电压全反射,造成过电压大幅度提高。
5) lightning-stroke overvoltage
雷击过电压
1.
The form of lightning-stroke overvoltage of 10 kV distribution line and its harms are introduced.
介绍了10 kV配电线路雷击过电压的形式及其危害,对防雷措施进行分析研究,并将研究结果应用到实际配电线路中,给出了提高线路防雷水平的措施。
补充资料：标准雷电冲击电压波形(见冲击电压发生器)
标准雷电冲击电压波形(见冲击电压发生器)
standard lightning impulse voltage waveform
b一oozhun le一d一on ehongl一d一onyo boxing标准雷电冲击电压波形(standard lightningimpulse voltage waveform)见冲击电压发生器。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条