查询词典 rectifier

A rectifier used in high-voltage direct current power transmission systems and industrial processing between about 1909 to 1975 is a mercury arc rectifier or mercury arc valve .

汞弧为整流高压直流电源传输系统中的使用和工业加工 1909年到 1975年之间是汞弧整流器或汞弧阀。

The dissertation starts with the analysis of voltage-source rectifier. It is analyzed the steady state currents, voltages and their spectrums of uncont rolled single-phase voltage-source rectifier compensated by shunt APF based on piecewise linearization method.

本文以电容滤波型整流电路的分析作为切入点，基于"分段线性化"方法，对并联有源电力滤波器补偿电容滤波型整流负载进行了稳态分析，得到系统的电流和电压波形，进而获得其频谱特性。

The accurate rectifier is introduced to improve the precision of the rectifier.

最后在一台500VA的原理样机上验证了理论分析的正确性。

At present we already have Shilan, sharp eyes to add two brand cars Series, motorcycle series of electronic credit, credit for the triple rectifier series, cold start aids, electronic ignition coil, add flash, rectifier regulator regulator, Electronic ignition, etc. series of personalized products.

目前我们已经有石栏、犀利眼两大品牌汽车增光器系列、摩托车电子增光器系列、三合一增光器整流器系列、冷启动辅助器、电子点火线圈、增光闪光器、整流稳压调节器、电子点火器等系列个性化产品。

Based on the mathematical model of three phase PWM high frequency rectifier, the theory of dual-close-loop controller and implementation of unit power factor of the supply-side rectifier in the doubly-fed generating system are analyzed.

基于三相PWM高频整流器的数学模型，详细分析了双馈发电系统中电网侧整流器的双闭环控制原理和单位功率因数的实现方法。

Thirdly, the thesis has conducted the simulation research of the three-phase voltage-type PWM rectifier system, has established the simulation models of the main circuit, the space voltage vector PWM control module and PI regulator, and has carried on the simulation for the three-phase voltage PWM rectifier system.

其次，介绍三相电压型PWM整流器的控制方法，深入研究三相电压型PWM整流器的空间电压矢量脉宽调制控制方法，进行三相电压型PWM整流器的PI控制调节器的设计。

The bidirectional silicon-controlled rectifier tube and the heater series connection in exchange 220V,50HZ exchange city electricity return route, in assigns in the cycle, 8031 so long as the change silicon-controlled rectifier tube puts through the time then to be possible to change the heater power, achieves the attemperation the goal.

双向可控硅管和加热丝串联接在交流220V，50HZ交流试点回路，在给定周期内，8031只要改变可控硅管的接通时间便可改变加热丝功率，以达到调节温度的目的。

Development of electroplate power has experienced four generations: direct current generator sets incontrollable silicon rectifier controllable silicon rectifier high frequent switch inverter power.

电镀电源经历了四代发展，包括：直流发电机组、不可控硅整流器、可控硅整流器和高频软开关逆变电源。

Therefore, the exact relation between the unbalanced input voltage and the noncharacteristic harmonics of the output voltage in the 12-pulse rectifier system is obtained. In addition, the relation between the input current and the imbalance of the input voltage is obtained, which could help to choose the filter elements and exactly analyze the characteristics of the no controlled rectifier circuit.

利用精确的开关函数，推导了多脉波整流系统输入不平衡电压与输出电压非特征谐波的精确关系，进而得到电阻、电感负载时系统输入电流与输入电压不平衡度的关系，为精确地选择滤波元件做了有意义的探索。

In ships,a rectifier can be parallelled with the AC power main to provide DC power for DC load.Thus the rectifier will generate large amounts of harmonic currents in the power line.

在舰船上，可以在一个给交流负载供电的电网上挂接一个整流器，以输出直流功率给直流负载。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。