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Design of the Dual-PWM Control Energy Feed-back Elevator Drive System Based on DSP and IPM
Author(s): 
Pages: 8-11
Year: Issue:  8
Journal: ELECTRIC DRIVE

Keyword:  能量回馈双空间矢量脉宽调制数字信号处理器电梯传动;
Abstract: 双PWM交流传动系统由于其高功率因数、低谐波污染和能量可逆已成为"绿色电能变换"的新星之一,而空间矢量PWM与普通的SPWM控制相比具有直流电压利用率高,开关频率低,动态性能好的优点.给出了一种基于TMS320LF2407A和IPM(智能功率模块)全数字双SVPWM控制能量回馈电梯传动系统的实现方案.首先介绍了主电路及其工作原理,然后着重描述了两个变换器的控制方案和系统硬件电路设计;最后给出了原型机的运行结果.实验结果表明,该系统电路简单,功率因数高,电流电压谐波小,节能效果明显.
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