To assure person and device, the overvoltage protection is necessary.

为保证设备和人员安全，必需设置过电压保护。

For clarity, the figure omits overvoltage diodes and protection circuits.

为明确起见，图中省略了过压二极管和保护电路。

The overvoltage varies inversely with the current density to some extent.

超电压在某种程度上随电流密度成反比地变化。

In substations, Switching operation will give rise to transient overvoltage.

在变电站内，开关的操作将产生瞬态过电压。

In a building, how do we provide for protection against overvoltage switching?

在一幢建筑里，我们如何防护过电压转换？

Analysis of grounded overvoltage through arc at field has been also carried out.

并对实际发生的弧光接地过电压进行了分析。

Development of a high speed on-line monitoring device for overvoltage in power system.

一种高速电力系统过电压在线监测系统的开发。

The effeets of temporary overvoltage on various types of surge arresters are discussed.

本文论述了短时过电压与不同类型避雷器的关系；

The rapid increasing cell voltage was mainly due to the increase of cathodic overvoltage.

槽电压的迅速上升主要是由于阴极超电势的增加而造成。

The operation and overvoltage of power frequency test equipment are researched and analyzed.

直接影响到土槽试验设备的正常工作和适应性。

A simple circuit breaker delivers precision overvoltage protection and overcurrent protection.

一个简单的电路断路器提供精密过压和过流保护。

Overvoltage is one of the main causes of damage in the isolation of inverter-fed traction motors.

变频牵引电机端子过电压是导致电机绝缘损坏的主要原因。

With the increase of used cable lines, the problem of arc grounding overvoltage is more prominent.

随着配电网中采用的电缆线路的增多，弧光接地过电压问题日益突出。

This paper studies closing overvoltage on unloaded line in EHV power system by means of digital computer.

本文利用数字计算机研究了超高压电力系统的空载长线合闸过电压。

Components used to reduce the Overvoltage Category shall comply with the requirements of IEC 61643-series.

那些用来降低过电压类别的元件应该符合IEC 61643 -系列的要求。

Interrupting no load transformer is the most serious case in vacuum circuit breaker switching overvoltage.

切除空载变压器是真空断路器操作过电压问题最严重的情况。

This paper studies the influence of nonlinear character resistance on resonant overvoltage in power systems.

本文研究电力系统中电阻的非线性特征对谐振过电压的影响。

Series HSD35 has complete electrical protection from overvoltage, reverse voltage, and output short circuits.

系列HSD35有完整的电力保护过压，反向电压和输出短路。

This dissertation focuses on the characteristics of TCSC installation, active overvoltage protection and control.

本文主要研究了TCSC的装置特性和主动过电压保护及其控制。

This paper presents a new method for overvoltage calculation of power systems equipped with zinc oxide surge arrester.

本文给出装有氧化锌避雷器系统的过电压的一种新的计算方法。

In this paper we advance a kind of late model fuse-overvoltage fuse and explain it's principle, construction, design example.

提出了一种新型熔断器-过压熔断器，并说明了它的原理、结构与设计方法及举例。

The location and quantity of arrestor and impulse grounding resistance of towers has direct influence on lighting overvoltage.

变电站避雷器安装位置和数量及输电线终端塔的接地电阻对雷电过电压有著直接的影响。

Such a motor can produce a transient overvoltage, reaching many thousands of volts, when the normal rms current is interrupted.

当通常的均方根电流被打断，这样的一个电机可以产生一个可达几千伏的电涌过压。

The Converter Control system has no effect on the first crest overvoltage but may have effect on the following crest overvoltage.

换流器控制系统对过电压的第一个峰值没有影响，但对以后的峰值有控制作用。

The relation between switching current overvoltage and parameters of snubber components is founded according to mathematics modeling.

通过数学建模，找出换流尖峰电压与换流缓冲器保护元件参数之间的关系。

Any LED system should be able to appropriately track overvoltage, undervoltage, short circuit, open circuit, and thermal runaway conditions.

任何LED系统都应当能够适度跟踪过高、欠压、短路、开路和热逃逸等问题。

Alarm function: sound alarm and stop machine. Alarm content: lacking phase, under-voltage, overvoltage, high temperature and urgent stopping.

报警功能：声响报警并停机；报警内容：缺相，欠压，过压，高温，紧急停机。

When the input voltage is higher than the overvoltage set point of the machine, the machine immediately shut down, and then red light flashes.

当输入电压高于机器过压点的设置，机器立即关闭，然后红灯闪烁。

Applying the theory and method of mathematical statistics, the statistical analysis software for internal overvoltage is studied and developed.

应用数理统计的原理和方法，研究开发了内部过电压统计分析软件。

To insure reliable operation and safe motion, the soft start, the overvoltage, overcurrent, and overheating protection are installed at the system.

本系统为确保可靠工作和安全运行，设置了软起动、过电压、过电流和过热等保护环节。