查询词典 lightning

Specially, in the field of high voltage power system, the standard signal source, which simulates the harmonic of electric power lines, is needed to calibrate the performance of detecting instruments, such as the detection of phase of high voltage electric power lines, the measurement of performance of lightning arresters, the calibration of ammeters, and so on.

特别是在高压电力系统的检测领域，常常需要模拟电网谐波的标准信号源对检测设备的性能进行校验，例如高压电力线路的相位检测，避雷器的性能检测，用户电能表的性能校验等。

The application of transmission line arresters is one of efficient technology to lower lightning fails.

线路避雷器是降低雷击事故率有效措施之一，研制带外串间隙线路避雷器具有重要的实际意义。

Note: OSPT-10 Current Transformer next to the installation of surge arresters to avoid being struck by lightning.

注意：OSPT-10电流互感器的旁边安装避雷器，以免遭受雷击。

However, the protection of a arrester is quite effective to the induction stroke, so that the arresters have been widely used in modern lightning protection.

而避雷器对这种感应雷的保护很有效，因此避雷器在现代雷电防护中被广泛应用。

In order to improve the measurement accuracy of leakage current of zinc-oxide lightning arresters to ensure the validity and reliability of false diagnosis for the equipment, the wavelet transformation is applied to eliminate the noise in the test signal.

为提高氧化锌避雷器泄漏电流的测试准确度，以确保设备故障诊断的有效性和可靠性，采用小波技术对现场信号进行消噪处理。

Corresponding to the requirements and tasks overvoltage protection devices are faced with in their installation location, they are divided into lightning arresters, surge arresters and combined.

重要的是要考虑到所有产生过压的原因。根据对过压防护设备及其安装部位的要求和任务，将它们分成雷电避雷器、电涌避雷器和组合避雷器。

Lighting arresters are used to protect electrical equipment from lightning and from abnormally high voltages of all kinds, such as those resulting from switching operations.

照明避雷器是用来保护电气设备避免遭受雷击和高电压异常等，像开关操作等可以引起此类的发生。

Lightning arrestors, for instance, contain special materials that under normal conditions do not permit the flow of electrical current.

比如避雷器是含有特殊的材质的，正常情况下是绝缘的。

To deal with those added millions of volts, utilities rely on a complex array of lightning arrestors, static lines and grounding systems.

为了处理这些额外的百万伏特的电量，通常需要一组复杂的避雷器、静压操纵管路和导入地面系统。

"Lightning arrestors are not inexpensive devices and they must be maintained once they are put on the system," Hartlein said."You want to distribute them on the system frequently enough to protect it, but not so frequently that you are wasting money."

Hartlein说：&避雷器并不是廉价的装置，一旦被置入系统中后，就必须加以保养和维修，你想要频繁地在系统中使用它们，那就得好好保养它们，但也不用保养得太频繁，否则就是在浪费钱了。&

Liapunov—Schmidt method is one of the most important method in the bifurcation theory.

Liapunov—Schmidt方法是分叉理论的最重要方法之一。

Be courteous -- even when people are most discourteous to you .

要有礼貌──即使当別人对你最不礼貌的时候。