过电压

How i said before the power tracks must be heavy gauged or you will scarify regulation (since it depends of transformer step up ratio and input voltage) and efficiency too.

怎么我以前说过的权力轨道，必须重来衡量，否则您将划破条例和效率也最高比例，输入电压互感器的一步。

It has fine soft starting characteristic and strong over load capability, starting voltage can adjust auto pass function.

具有良好的软启动特性和很强的过负荷能力，启动电压可调及自动旁路功能。

And then, the contiunous current modeof this circuit is discussed, and the PWM circuit and over-current -protection circuit are designed. At the same time, the calculation methods of storage inductance, output capacitor and sampling resistor are given.

讨论电路的电流连续工作模式，设计了电源的脉宽调制电路和过流保护电路，并给出了蓄能电感、输出电容和输出电压取样电阻的确定方法。

In these converters, which were discussed in detail, the average dc output voltage Ud is controllable in magnitude and polarity, but the dc current Id remains unidirectional.

这些变流器前面已经详细地讨论过，其平均输出电压的幅值，极性是可变的，但是直流电流 Id 是单向的。

When the voltage space vector is in the overmodulation II, the reference voltage is no longer tracking the circle of radius and holds an angle at the vertex and then moves along the hexagon.

在上塑料托盘述线性调制的基础上，提出一种基于电压空间矢量的过调制方法。

In this invention polymer electrolyte membrane device is used to electrolyze organic compounds with low decomposition voltage and meanwhile air is input into the anode loop reduce the residence time of intermediate product on catalyst surface, reducing the over-potential in anode reaction, increasing the anodic oxidation rate and maintaining the electrolytic solution potential below 1V, which decreases the power consumption and provides considerable economic benefit.

本发明利用聚合物电解质膜装置电解具有低分解电压的有机化合物，同时，在阳极回路中加入空气，减少电化学反应中间产物在催化剂表面的停留时间，降低阳极反应的过电位，加速阳极氧化速度，使得电解电位始终在1V以下，大大降低了电解制氢的耗电量，节约了能源，预计会有可观的经济效益。

TheSG3525 internal integration has the 5.1V voltage source (its precision can achieve 5.1±1%V), the double threshold comparator(with the exter connection electric circuit consist of constitution oscillator), the temperature compensation circuit, the over-current protection circuit, two levels of differential amplifiers and so on.

SG3525片内集成有5.1V基准电压源（精度可达到5.1±1%V）、双门限比较器（与外部的接口电路构成振荡器）、温度补偿电路、过流保护电路、两级差分放大器等。

In this paper,we propose two effective methods,namely the method of overmodulation and harmonic injection,to increase the voltage transfer ratio.

该文提出了两种提高矩阵变换器电压传输比的有效方法，即过调制法和谐波注入法。

Three important contents （the phase relation between stator voltage and magnetic flux, the magnetic flux of stator approximating a round and SVPWM overmodulation） are simulated, and the gotten simulation results all accord with theoretical analysis.

通过对定子电压与磁链的相位关系、磁链对圆的逼近及过调制现象三个重要内容的仿真研究，结果表明与理论分析都很一致，从而为SVPWM技术的实际应用及研究提供了一定的参考价值。

The principle of TDTC and the field-weakening method are introduced. The space voltage vector PWM overmodulation method suiting is adopted. IDTC is extended to the whole speed range. This scheme is proved by experiments.

本文介绍了改进型直接转矩控制的基本原理，加入弱磁控制算法，同时采用一种适合工程应用的空间电压矢量PWM过调制算法，将改进型直接转矩控制扩展到全速度范围。

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。