查询词典 varistor

The Metal Oxide Arrestor, composed of metal oxide varistor, is a perfect protector for over-voltage.

氧化锌避雷器，简称MOA，由氧化锌非线性电阻}MOv组成，是目前常温下理想的过电压保护装置。

Requirement for arc voltage during opening of field breaker is higher and higher, for de-excitation with varistor ,generally adopted for large hydraulic generator. In fact, E.M.Fof field winding is required higher than threshold of varistor during opening of field breaker.

大型水轮发电机通常采用的非线性电阻灭磁的方法，对灭磁开关的开断弧压要求愈来愈高，其机理是要求开关开断时，磁场绕组的自感电势大於非线性电阻的残压。

The enhancement of varistor electrical field makes it possible to miniaturize the varistor devices.

第一章首先对陶瓷压敏电阻的性能参数和理论发展情况作了概述。

By the wave propagation theory, analyse the parallel varistor and filter circuit.

本文利用波过程的基本理论，进行了压敏电阻和滤波电路配合的理论分析。

The volt-ampere characteristics of the ZnO varistor is studied in small current range and a more rational equivalent circuit is given in the thesis.

本文软件还可以模仿现有各种检测方法，得出相应的数据和波形。

Circuit system used varistor constitute the Wheatstone bridge to collect small changes in voltage, After amplification circuit amplified into A / D converter circuit, the input voltage digital signal after the conversion output AT89S52 conducted by the control and data processing and results in the LCD display.

系统电路采用压敏电阻构成惠斯登电桥来采集电压的微小变化，经过放大电路放大后送入A/D转换电路，对输入电压信号进行数字量的转换后输出，由AT89S52进行系统的控制和对数据的处理并将结果显示在液晶显示器上。

Based on introduction of various varistor materials, the progress in study on nonlinear electrical transporting theory of varistor is reviewed.

在对各种压敏电阻材料介绍的基础上，综述了非线性电输运理论研究的进展，特别涉及了三氧化钨和有机压敏材料等新体系的问题。

The selection of varistor varistor is mainly used in a variety of electronic products, over-voltage protection circuit, it has a variety of models and specifications.

压敏电阻器的选用压敏电阻器主要应用于各种电子产品的过电压保护电路中，它有多种型号和规格。

In order to develop an excellent performance UHV arrester,the author have studied the existence of limits of the practical requirements of ZnO varistor voltage gradient,and combining with the practical application demand of the UHV arrester,discussed the ZnO varistor voltage gradient limits related issues in detail.

为了研制性能优异的特高压避雷器，笔者对实际所需ZnO压敏电阻的电压梯度是否存在限值进行了研究，并结合特高压避雷器的实际应用需求，详细讨论了ZnO压敏电阻的电压梯度限值的相关问题。

ZnO varistor ; High varistor voltage gradient ; High energy-handling capability ; Direct Current ; Research Progress

ZnO压敏电阻片；高梯度；大容量；直流；研究进展

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。