查询词典 arrester

The results show that the overvoltage on substation equipments will increase with increases of the pole height,the pole surge ground-resistance in incoming lines and the distance between the position of lightning arrester and substation equipment.

仿真结果表明：随着进线段杆塔高度的增加、冲击接地电阻的增大以及避雷器与被保护设备间距离的增长，设备所遭受的过电压值随之增大。

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。

France Soule, Eurotect, Germany OBO, domestic power supply and signal Lightning arrester device brand variety, complete specifications.

法国Soule、Eurotect、德国OBO、国产电源避雷器和信号防雷器多款品牌，规格齐全。

Equipments, but power plant with change to give or get an electric shock a design for defending thunder protecting then primarily aiming at lightning rod with lightning arrester.

此外，在论文适当的位置还附加了图纸及表格以方便阅读、理解和应用。

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。

The status of lightning protection and problems, especially low insulation level of lines, lack of direct lightning protection measures, misemploy of lightning arrester and imperfect earth are discussed. Associative action of lightning overvoltage may be considered as the main ...

在此基础上提出了综合防雷措施(包括规范避雷器的安装维护、改善避雷器和杆塔接地、使用塔顶避雷针、使用自动消弧装置降低配电网建弧率、限制雷电流过后的弧光接地过电压和铁磁谐振过电压等)，以提高配电网耐雷水平和供电可靠性。

Finally, according to voltage with compute the electric current choose once equipments, including circuit breaker, insulate the switch, fuse, voltage transformer, current transformer, lightning arrester, busbar and electric cable and so on, then according to compute the result of the short-circuit electric current with designs the request to once equipments proceed check to break the ability of flowing and stable degrees of short circuit about moving and hot.

最后，根据电压和计算电流选择一次设备，包括断路器、隔离开关、熔断器、电压互感器、电流互感器、避雷器、母线和电缆等，再根据短路电流计算结果和设计要求对一次设备进行断流能力和短路动稳定度、热稳定度的校验。

Products: electrical categories are: power plant equipment, high-pressure sulfur hexafluoride, outdoor vacuum circuit breakers, power transformers, transformer, lightning arrester, fuse, isolating switch and various electrical components.

经营产品：电器类有：电站设备、高压六氟化硫、户外真空断路器、电力变压器、互感器、避雷器、熔断器、隔离开关及各种电器元件。

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。

Triangular mash structure tower single lightning arrester was fixed,uninterruptable power system and surge protective device have been running in the station building.

架设三角形网状结构的塔式独立避雷针，站台建筑物内部使用UPS不间断电源和浪涌保护器。

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。