通过模拟试验证明,三相整流电路交流侧电流中的谐波含量由原来约30%下降到约10%。
It can be seen from model experiment that the Total Harmonic Distortion (THD) of the current in the three-phase rectification circuit can be reduced from 30% to about 10%.
仿真和实验结果表明该系统能够有效抑制三相整流电路交流侧输入电流的谐波,降低输出电压纹波,减小整机体积。
The simulation and experimental results show that this system can restrain harmonics of three-phase rectifier of AC-side input current, reduce the output voltage ripple and decrease the volume.
该系统以可控硅三相桥式全控整流电路构成系统的主电路,采用同步信号为锯齿波的触发电路。
The thyristor triphase-bridge full controllable rectification circuit is taken as main circuit of the system and the trigger circuit with saw-tooth synchronism signal is adopted.
介绍了一种由80c196 KC单片机构成的三相全控桥式整流电路的数字触发器。
The paper describes a digital trigger for three-phase fully-controlled bridge, using a single chip microprocessor 80c196kc.
并以三相半波可控整流电路、滞环比较方式的电流跟踪控制、利用S函数实现空间矢量脉宽调制为例说明了软件的使用方法。
Three-phase half wave controlled rectifier, hysteresis comparison mode current track control, and realization of SVPWM by S-Function are used as examples to describe the usage of the software.
该主电路采用晶闸管三相全控桥整流电路,IGBT单相全桥逆变电路。
This main circuit is composed of the three-phase fully-controlled bridge using GTO and the single-phase bridge inverter using IGBT.
本文以三相桥式晶闸管整流电路为例,讨论波形分析法的原理、采样电路与微型计算机接口电路的设计及应用程序的设计。
As an example, the principle of waveform analysis, the design of sampling circuit, interface and applied programs for 3-phase bridge rectifier are discussed.
大功率开关电源一般采用三相二极管整流桥作为前级整流电路。
The switching power supply usually uses the diodes rectifier as the front converter.
本文分析了三相电压型PWM整流电路的工作原理,给出了整流电路的相量图和一系列公式。
In this paper the principle of a 3-phase voltage-typed PWM rectifying circuit is analyzed and both the vector diagram of rectifying circuit and a series of formula are also offered.
串联H桥多电平变频器的主回路从结构上可分为三相电容滤波不可控整流电路和单相电压型全桥逆变电路。
The series H-bridge multilevel converter's power circuit is composed of uncontrolled rectifier with filtering capacitor and single phase H-bridge voltage-type inverter.
串联H桥多电平变频器的主回路从结构上可分为三相电容滤波不可控整流电路和单相电压型全桥逆变电路。
The series H-bridge multilevel converter's power circuit is composed of uncontrolled rectifier with filtering capacitor and single phase H-bridge voltage-type inverter.
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