查询词典 lightning-rod

Unfortunately,the surge protection devices are occasionally faulty because of the protection indeterminateness due to the design and installation of SPD.We discussed the random characteristic of lightning strike,the breakdown time delay and jitter of SPD,multi-stages protection blind zone,the reflection oscillation of lightning wave between loads and SPD's,and proved the indeterminateness o...

由于SPD设计和施工带有多方面的不确定性，使被保护系统可能出现故障，导致SPD保护失效，因此从雷击特性的随机性、组成SPD元器件的击穿时延和分散性、多级保护盲区、雷电波在负载与SPD之间的反射振荡特性等方面进行了分析探讨，最终得出了SPD保护不确定性的必然性。

Organizations in Guangdong Province Lightning skills professional examinations, I have made employees very good results and in many integrated lightning protection works have been received by users.

在广东省组织的防雷技能专业考试中，我公司员工取得了优异的成绩，在众多综合性防雷工程中受到用户好评。

We calculate the regression curve about length of erased magnetic record and lightning current peak. We analyze the error of recording data and find a new means about direct measurement of the max lightning steepness with magnetic tapes.

作出磁带消磁长度与霄电流峰值的拟合曲线，对测量数据进行误差分析，找到利用磁带直接测量雳电流最大陡度的新方洁。

The paper discussed the protection of incoming section and lightning protection of transformer in view of protection function of lightning arrester in 220 kV substation,and proposed feasible and detail means for operation maintenance.

从220 kV变电所内避雷器的保护作用、进线段的保护、变压器的防雷保护等几方面进行阐述。

In order to study the function of line surge arrester at line lightning protection equivalent circuit of line surge operation had been built considering conditions of straight lightning strike on tower top and round strike to conductor .

为了研究线路避雷器在防雷中的作用，根据雷电直击杆塔顶部及绕击导线两种情况，建立线路避雷器动作时的等值电路，推导出考虑残压影响的线路避雷器对雷电流的分流计算公式。

Generated by lightning impulse testing system are used to test many kinds of electrical devices and insulation materials,such as SPD,lightning arrester,etc.

0引言雷电冲击测试系统广泛应用于电力系统、通信系统、邮电系统、输变电设备和电子元件生产企业以及铁道部门等，其产生的冲击电压(1.2/50μs等波形)、冲击电流(4/10、8/20、10/350、10/1000μs等波形)用于对诸多电气设备和绝缘材料，如SPD、避雷器等进行雷电冲击试验，也可以进行冲击联合试验等科学试验。

Discussion on the establishment of bidding document of hydraulic engineering;2. According to the requirements for porcelain-clad metal oxide lightning arresterin bidding document and technical agreement of 1000 kV UHVAC demonstration project issued by SGCC,and to refer to relevant national and international standard and document information,Langfang EPRI Toshiba Lightning Arrester Co.

根据国家电网公司1000 kV特高压交流试验示范工程招标文件及技术协议中对瓷外套金属氧化物避雷器的要求，参照有关国家标准、国际标准及文献资料，廊坊电科院东芝避雷器有限公司应用两项株式会社东芝已有运行实绩的关键技术：减震技术及高强度瓷套设计技术进行了1000 kV瓷外套MOA的抗地震设计。

Considering some factors,including the different operation mode and lightning strike location,also calculates and analyzes the infection of the impulse grounding resistance of transmission tower,the lightning arrester s arranging and parameter for protection effect.

采用PSCAD/EMTDC程序计算分析了西北电网兰州东-银川东输变电工程750kV银川东变电站330kV线路雷电侵入波过电压保护，考虑了不同运行方式、不同雷击点的情况，还计算分析了杆塔冲击接地电阻、避雷器的布置及参数对保护效果的影响。

In Gui-Guang DC line Zhaoqing converter station auxiliary power line lightning protection upgrade project,a comprehensive scheme that increases number of composite insulator skirts,adds coupled earth wire and installs line lightning arrester s is adopted.

在贵广直流肇庆换流站站用电源线路防雷改造中，采取了电源线路复合绝缘子加片、增设耦合地线和加装线路避雷器等综合防雷改造方案。

The difference Between the right word and the almost right word is the difference Between lightning and the lightning Bug.

一个正确的词和一个几乎正确的词之间的差别就象闪电和萤火虫之间的差别一样。

Putt your way through 36 fun-filled holes of minigolf on 3D designed courses with elevated greens, bunkers, bridges and water hazards, among other crazy obstacles.

您的推杆方式，通过36个有趣的填孔迷你的三维设计的课程，以提升绿党，掩体，桥梁和水的危害，除其他疯狂的障碍。

Some participles can be used either as attributes or as predicatives.

有些分词既可当定语用，也可当表语用。