The main contents and aims of lightning stroke assessment are discussed.
对雷击风险评估的主要内容和目的进行了探讨。
Lightning stroke is one of the important factors affecting the secure operation of wind farm.
雷击是影响风力发电场运行安全的主要因素之一。
The complete cable has good performances such as resistance to electromagnetic interference and lightning stroke.
成品电缆具有抗电磁干扰，抗雷击等特性。
Lightning stroke fault may cause power interruption and over-voltage due to lightning stroke may do harm to electronic apparatus.
雷击故障能够造成电力中断，雷击产生的过电压，会对用户微电子设备造成损害。
In this paper the model of wind turbines is established and the transient overvoltage caused by lightning stroke is calculated and analyzed.
该文建立了相关的风电机组模型，对雷击引起的暂态过电压进行了计算分析。
The improvement anti-lightning stroke measure was proved by the variation of lightning trip-out rate and the tower-drainage of lightning current.
并根据雷击跳闸率的变化和雷电流在杆塔中的分流情况，说明改进防雷措施。
The calculated synthetic indexes of forest combustibility are 395 and 423, that build a fire for lightning stroke according with practical situation;
计算的森林可燃性的综合指标为395、423，表明应是雷击起火，与实际情况相符。
Analysis from theory of lightning stroke shows that conventional measures for prevention of lightning cannot improve the level of lightning prevention of OPGW.
从雷击理论来分析，常规的防雷措施是不能提高OPGW的抗雷击水平的。
Result: Electric spark burn could be treated as ordinary burn. Lightning stroke needs early treatment including debridement and skin grafting to cover the wound, etc.
结果：单纯电火花烧伤的治疗和一般烧伤相同，电击伤多为早期清创，植皮覆盖创面。
For the circular lightning stroke ratio of high towers and poles the electrical geometric model analysis and calculation are recommended with consideration of influence of tile Angle.
高杆塔绕击率建议采用电气几何模型分析和计算，并考虑倾斜角影响。
The sensitivity of the proposed protection scheme is not impacted by the factors such as transition resistance, lightning stroke, fault type, load current and operating mode of power system.
该保护方案的灵敏度不受过渡电阻、雷击、故障类型、负荷电流、系统运行方式等因素的影响。
It results in a series of accidents such as natural gas pipeline leakage, equipment burning caused by lightning stroke, which brings about great loss to industrial production and people's life.
因金属腐蚀而导致的一系列事故，如天然气管道泄露、雷击烧毁设备等，给工业生产和人们日常生活带来巨大的损失。
Study on transient characteristics of overhead transmission lines due to direct lightning stroke is significant to the development of transient based protection and its reliability improvement.
研究和识别输电线路直击雷的暂态特征对研制基于暂态量的保护及提高其可靠性都具有十分重要的意义。
Lightning stroke is one of the important reasons that result in power failure. Tower lightning surge response performance is the important factor deciding transmission line lightning over-voltage.
雷击是导致输电线路故障的重要原因之一，杆塔的雷电冲击响应特性是决定输电线路雷电过电压的重要因素。
The principal cause of lightning stroke failures occurred in UHV transmission lines is the shielding failure, so it is suggested to adopt the negative protecting Angle for UHVDC transmission lines.
引起特高压输电线路雷击故障的主要因素是雷电绕击，建议特高压输电线路采用负保护角运行。
There is a return stroke after the lightning hits the ground.
在闪电击向地面以后出现了一次回击。
The lightning branches out in many different directions, causing one leader to make a connection with the ground, creating a bright return stroke.
闪电在许多不同的方向长出分叉，激发了一个先导与地面连接，制造了一次闪亮的回击。
And if you see lightning flash from the sky and strike an object you will have a stroke of good luck.
如果你看到闪电从天空和打击的对象，您将有中风的好运气。
A stroke of lightning shattered their mast, which in its fall killed the pilot.
一击闪电打断了桅杆，倒下的桅杆砸死了舵手。
With the transmission line model of the lightning return stroke, the approximate expressions of the adjacent field of lightning electromagnetic pulse are obtained.
采用雷电回击电流的传输线模型得到了雷电电磁脉冲场的近场近似。
The tree was rent in two by the stroke of lightning.
雷击把这棵树劈成了两截。
That is plain; for his sword lay beside him, twisted and untempered as if by lightning-stroke.
这是很明显的，因为他的剑就在他身边，像是被闪电击中了，扭曲变形。
This paper introduces the design idea of Lightning Direction Finder and lightning return stroke models. The technique of accurate orientation as well as its realization is discussed.
介绍了雷电方向探测的设计思想和地闪回击模型，讨论了地闪的精确定向技术及其实现，给出了雷电方向探测仪的主要技术性能和参数。
So establishing the lightning-stroke-protective-system of the mobile communication tower is very important for the safe and reliable operation of the communication network.
建立移动通信铁塔的雷击防御系统，对整个通信网络的安全、可靠运行有着重要意义。简述了雷击的形式与特性，提出了移动通信铁塔的防雷与接地措施。
The Lightning was designed for top performance with all the exciting feature of the Storm PLUS more power stroke and additional engineering required to get to the next level of performance.
闪电是专为顶级性能的所有激动人心的特点，更高的箭速与高精度射击的要求，才能进入下一级的性能。
A question of the assumed channel height is represented and the reasonable reasons are given. The conclusion is useful for calculating the lightning return-stroke electromagnetic fields in the future.
指出了国外文献计算回击电磁场时在选取通道高度方面存在的问题，并作出了合理的解释。
雷电的多重闪击；
雷电的多重闪击；
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