防雷的

FTU generally adopts a high-performance single-chip as CPU, with functions of isolated photoelectric switch of input and exchange of sampling; functions of equirements of Distr time setting , mation for Communica fixed value and calling the distance; functions of fault detection and reporting; functions of anti-environment (heat, cold, lightning, rain, dust, etc.).

mation for Communica FTU 一般采用高性能单片机作为 CPU mation for Communica ，具有带光电隔离的开关量输入和交流采样功能，具有对时功能和定值远方下装和召唤功能；具有故障检测和上报功能；具有抗恶劣环境（高温、严寒、防雷、防雨、防尘等）功能。

Electrical equipment and the main parameters of models, mine and over-voltage protection equipment design, from the substation the size of the design, select the number and height of the lightning rod, lightning arrester models and mine grounding way.

主要电气设备型号及参数的确定，防雷及过电压保护装置的设计，从变电站设计的面积出发，选择了避雷针的个数及高度、避雷器的型号以及防雷接地的方式。

With the lightning rod, the arrester and the overhead static cable to the transformer substation house, the electrical equipment and the turnover air line make the anti-radar protection, effective had prevented strikes the thunder and the invasion thunder electric wave straight to the power equipment damage.

用避雷针、避雷器和避雷线对变电所的房屋、电气设备和进出架空线做防雷保护，有效的防止了直击雷和入侵雷电波对电力设备的损坏。本设计还对变电所的接地做了说明。

Combine with the analysis of the effect that caused by the shielding of topography and the conditions when lightning occurred on the top of the transmission tower, this paper bring forward a synthetical scheme that on the AnNan overhead transmission line, can use long life resistance reducer to reduce the ground resistance of the transmission tower,set up a shielding pull- line on the body of some tower,set up lightning arrester and take unbalance insulated method to improve the level of the line's ability of preventing lightning.

结合地面屏蔽效果分析和雷击杆塔塔顶情况分析，提出了在安南线采用降低杆塔冲击接地电阻、对部分杆塔塔身安装防雷拉线、加装线路避雷器、在双回路共架杆段采用不平衡绝缘配置等措施来提高安南线耐雷水平的综合方案。使用长效降阻剂，降低杆塔的接地电阻，这是提高线路耐雷水平、降低雷击跳闸率的有效措施。

In this paper, a brief analysis of the mechanism of overhead insulating conductor broken by lightning was introduced, and some detail information about the structure and principle of some anti-lightning broken device, such as over-voltage protector, arc-protection hardware and FLC-B lightning-protection hardware. And some electrical tests and analysis were done to these devices, after multi-comparison of those devices' performance, some specific measures are proposed against lightning broken.

本文简要分析了架空绝缘导线雷击断线的机理，详细介绍了过电压保护器、防弧金具和FLC-B型防雷金具等常用防止架空绝缘导线雷击断线装置的结构和工作原理，并对这些装置进行各种电气试验与分析，综合比较各种装置的性能之后，提出了10kV架空绝缘导线防雷击断线的具体措施。

Combining the actual present situation of lightningproof devices in flammable and explosive place,and according to the work principle of independent lightning rod,the examination technology and method of independent lightning rod in flammable and explosive place were proposed.

结合目前易燃易爆场所防雷装置的实际现状，根据独立避雷针的工作原理，提出了易燃易爆场所独立避雷针的检测技术和方法，指出独立避雷针应该计算它到被保护建筑物及其有联系的管道、电缆等金属物之间的安全距离和有效保护范围，检测接地电阻值，应具备良好的防腐、焊接效果，该检测方法为各级防雷检测机构或单位自检提供了借鉴。

By using sustainable development theorise, the importance and necessities of lightning protection and disaster reduction system construction are illustrated; the developing direction to lightning protection exploration technology is pointed.

运用可持续发展理论，阐述了防雷减灾体系建设的重要性和必要性；指出了防雷新的探测技术的发展方向。

To this end, the companies jointly OBO world-renowned German company, for the majority of users with the world's leading lightning protection system solutions and provide the full product specifications, the largest species, is also the most extensive application of the highest quality level of global mine-protection products .

为此，公司联手世界著名的德国OBO公司，为广大用户提供世界领先的防雷保护系统解决方案，并提供产品规格最全、品种最多、应用最广泛同时也是全球最高质量级别的防雷保护产品。

The study indicates that:install MOA at line side is the most effectiveness method to protect banked switch,keep up the tower dielectric level will increase the probability of lightning stroke, but it can reduce the amplitude of lightning intrusive waves, this is advantage to the protection of the substation ,and lightning protective effect of this mode is the best.

研究表明：在开关前安装MOA是保护热备用开关的最有效措施，即使在最严重的情况下，热备用开关的绝缘裕度也超过10%，可以保护开关的正常使用；不增加进线保护段杆塔的绝缘水平会增加进线保护段的雷击概率，但是此措施可以降低入侵波的幅值，对变电所防雷有利，这种防护方式的防雷效果最好。

The company's main business includes: installation of network cabling project services, cable / fiber jumper / pigtail products such as optical fiber system, the whole room works, security surveillance systems, broadcasting systems, mine grounding, computer network Systems integration, network optimization, network planning and design, safety assessment system, network management consulting, and network equipment sales.

公司的主要业务包括：网络布线工程安装服务、光缆/光纤跳线/尾纤等光纤系统产品、整体机房工程、安防监控系统、广播系统、防雷接地；计算机网络系统集成、网络优化、网络规划设计、系统安全评估、网络管理咨询、网络设备销售。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。