对双PWM变频调速系统中的三相PWM整流器及其控制方法进行了研究。
This paper studied the three-phase PWM(pulse width modulation) rectifier in dual PWM variable frequency speed regulation system.
在电压型PWM整流器的控制中,广泛采用在同步旋转坐标系下的直接电流控制方法和双闭环控制结构。
In the control of voltage source PWM rectifier, direct current control and dual close loop control structure ind-q synchronous reference frame are widely adopted.
采用TI公司的2407DSP芯片实现PWM整流器双闭环数字控制,并进行软件设计,得到了初步的结果。
The design adopts 2407DSP chip of TI Company to realize numerical control of PWM rectifier double closed-loop, and to realize software design to receive preliminary result.
采用双环结构,用三个非线性PI环节实现了对整流器直流电压与功率因数的高性能控制。
The DC bus voltage and the power factor of the PWM rectifier are regulated by three nonlinear PI controllers with high performance.
通过对半控双三相12脉冲整流器的电流波形分析和傅立叶级数展开,得出系统的主要谐波成分。
Through analysis of the current waveform of the semi-control double three-phase 12-pulse rectifier and the expansion of Fourier series, the main harmonic components of the system were obtained.
针对双桥十二脉动直流系统,推导了直流线路发生短路故障时的整流器过冲电流公式。
The formula of the rectifier's overshoot current of bidirectional 12-pluse DC system when DC line short-circuit fault occurs is derived.
针对双桥十二脉动直流系统,推导了直流线路发生短路故障时的整流器过冲电流公式。
The formula of the rectifier's overshoot current of bidirectional 12-pluse DC system when DC line short-circuit fault occurs is derived.
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