The methods of harmonics suppression for high-power rectifier devices are proposed .
本文提出了大功率整流装置产生的谐波防治措施。
The requirements of high power rectifier equipment used in nonferrous metallurgy are described.
介绍有色金属冶金过程中使用的大功率整流设备的基本要求。
Silicon power rectifier diode, 300 Amp. Cathode to case. Max repetitive peak reverse voltage 400v.
硅功率整流二极管,300安培。阴极情况。最大重复峰值反向电压400v。
The traction power rectifier is the key equipment in the circuit of diesel locomotive with electric transmission.
牵引整流柜是电传动内燃机车的主电路的的整流设备。
Silicon power rectifier diode. Cathode to case. Repetitive peak reverse voltage 800v. Average rectified forward current 25a.
硅功率整流二极管。阴极情况。重复峰值反向电压800v。平均整流电流25a。
Taking the double serial controlled circuit as an example, this paper introduces the working principle of high power rectifier devices.
以双桥串联可控整流电路为例,介绍了大功率可控整流装置的工作原理。
The requirements of high power rectifier equipment used in nonferrous metallurgy are described. The linking forms in rectifier are compared.
介绍有色金属冶金过程中使用的大功率整流设备的基本要求。
Thirdly, according to the design techniques mentioned above, three kinds of Low-Power rectifier, demodulator and other circuits, such as bias circuits, POR generator, etc. are put forward.
在上述理论分析的基础上,分别设计了三种不同结构的低功耗电源恢复电路和解调电路以及参考电压源电路等电路模块。
Biggest positive the parameters associated with the lamp power rectifier current, the rated current value of the selected diode should be a peak current in ac bus at least more than 3 times.
最大正向整流电流该参数与灯功率有关,所选二极管的额定电流值至少应是交流母线中峰值电流的3倍以上。
Thus, in the voltage margin method, the dc voltage and the active power are separately controlled by the rectifier and the inverter, respectively.
如此,在容限电压法当中,直流电压和和有功功率分别被整流器和反相器所控制。
Rectifier is the most important role in the telecom power system.
整流器是通信电源系统中非常重要的角色。
The method of instantaneous value comparison for source current control of unity power factor rectifier possesses advantages of simplicity as well as valid restriction for maximum switching frequency.
在单位功率因数整流器中,利用瞬时值比较法来控制电源电流,不但控制简单,还可有效限制器件的最高开关频率。
Commutating 220v AC to DC is the most basic application of the rectifier programs in power electronics technology.
将220v交流电整流为直流电,是电力电子技术应用中最基本的整流方案。
Zero current transition (ZCT) topology of the single switch three phase boost power factor correction (PFC) rectifier is proposed.
提出了一种零电流开关结构的单开关管的三相升压功率因数校正整流器。
Multiplex rectifier is an important component for power electronics equipments to implement reducing the harmonic interference to electric network and improving power factor.
多重化整流是电力电子变换设备减小对电网谐波干扰、提高设备功率因数所采用的重要方法。
Through analysis of classical DPC, a new switch table can be deduced which promote the efficiency of reactive power control of PWM rectifier.
通过对传统直接功率控制的分析,推导出一个新的开关表,可以显著地改进PWM整流器的无功功率控制性能。
To introduce the composition and working Principle of a thyristor rectifier unit of large power for DC EAF.
介绍一种单电极直流电弧炉用大功率晶闸管整流装置的组成和工作原理。
The experiment shows power factor of the rectifier is approximate to 1 and the inductance of the DC filter is decreased greatly by applying the new PWM control method.
实验证明,采用新型PWM控制的整流器功率因数近似为1,且可大大减小平波电抗器的电感器。
Schematic circuits of rectifier and filter, assistant power, over voltage protection, and charge control for storage battery are suggested , their working principle are also discussed.
同时给出了整流滤波电路、辅助源电路、过压保护电路、蓄电池的充放电控制电路的电原理图及其工作原理。
One is rectifier power system part, the other is inverter system.
一部分是整流电源系统,另一部分是逆变系统。
The uniform current test of the rectifier for traction power is the test subject that aimed at inspecting the current distribution of the rectifying elements in every parallel branch line bridge.
牵引整流柜均流试验正是为了检测其各个桥臂并联支路整流元件的电流分配情况而设立的检验项目。
In this paper, using unity power factor PWM rectifier and chopper circuit, it establishes a new type of switching power supply about PWM input rectifier circuit.
文章采用单位功率因数pwm整流器和斩波电路组成开关电源主体,建立以pwm整流电路为输入电路的新型开关电源。
Base on the current tracing PWM rectifier, a new structure is proposed by introducing a power factor adjuster in to realization power factor variable PWM rectifier unit.
在电流跟踪型pwm整流器的基础上引入功率因数调节器,实现PWM整流器的功率因数闭环控制。
And the power consumption of rectifier will increase gradually with the increase of power.
而且随着功率的提高,消耗在整流桥上的功率将会逐渐增大。
The SCR Rectifier Auto-SAW power source and wire feeder with single chip computer control is introduced in this paper.
本文介绍一种SCR整流埋弧自动焊机电源及送丝控制,单片机应用系统。
The circuit was meant to be powered by a power supply, which is why there is no transformer, rectifier, or filter capacitors on the schematic.
该电路是指由一个电源,这就是为什么没有变压器,整流器,或者过滤器供电电容的示意图。
This poses a question concerning the safety and reliability of the high power thyristor rectifier trigger system.
这就对大功率晶闸管整流器触发系统安全可靠性提出一个严峻的问题。
A new and practical power factor control strategy for three phase PWM current source rectifier was proposed.
提出了三相电流型PWM整流器的一种新型实用的功率因数控制方法。
A new and practical power factor control strategy for three phase PWM current source rectifier was proposed.
提出了三相电流型PWM整流器的一种新型实用的功率因数控制方法。
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