大气过电压

提出采用线路避雷器是提高输电线路耐雷水平的一个重要措施。同时提高了安装杆塔的大气过电压保护水平。

The application of line surge arrester is an important measure to enhance the lighting withstand level and atmospheric overvoltage protection level of electric transmission line .

大气过电压保护目前已形成了多种方式和多级结构，本文讨论多种保护方案的具体设计和实现，重点研究工频过电压的防护问题。

Various and multi - stage atmospheric overvoltage protection solutions are available , and the specific design and implementation of multiple protection solutions are discussed , especially the issue of industrial frequency overvoltage protection .

应用仿真程序计算110kV电网大气过电压

Applying Simulation Program to Calculate the Atmospheric Over-voltage for 110 kV Power Grid

本文开发研制了一种基于PC总线的集中式过电压在线监测系统，该系统能同时兼顾大气过电压和内部过电压的采集，其快速的频率响应能够较好地满足工程实际的需要。

In this paper , an on-line device for monitoring overvoltage is developed , which based on the centralized PC bus . This device can record interior overvoltage as well as exterior overvoltage , and at the same time , fast-speed frequency response can satisfy the engineering needs perfectly .

浅谈大气过电压及其防范

Analysis and Precaution of the Atmospheric Over - voltage

通过此方法计算在大气过电压情况下的弧垂曲线，能满足工程需要。

The sag curve at atmospheric over-voltage calculated by this method can meet the needs of engineering .

半导体少长针消雷装置在微波站大气过电压保护中的应用

Applications of the Semiconductor Small Long Pricker Lightningproof Equipment ( SLE ) in the Atmospheric Excessive Voltage Protection for the Microwave Station

通过计算，分析雷击接触网的各种情况，提出了接触网上大气过电压的计算方法，计算了在各种情况下引起接触网闪络的雷电流幅值与概率。

This paper analyzes different lighting condition on catenary , put forward a calculation method about atmosphere overvoltage and calculate lighting current amplitude and its probability of catenary flashover in different condition .

而原油生产对供电质量需求较高，这就要求输变电设施外绝缘在长期运行电压以及大气过电压、内部过电压下均能可靠的运行。

As crude oil production demand higher quality of power supply , it requires the transmission of external insulation in the long running voltage and atmospheric over voltage , internal over voltage can reliable operation .