预测控制，通过当前输入和预测未来输出来控制输出值，使系统尽快达到稳定。-Predictive control to predict the future by the current input and output to control the output value, allowing the system to stabilize as soon as possible.

AC-DC转换器采用三相三电平PWM电压源转换器,通过线性预测算法预测谐波电流在下一个时刻的参考值以实现谐波电流的跟踪-AC-DC converter uses three-phase three-level PWM voltage source converter, through the linear prediction algorithm to predict the harmonic current at the next moment of reference value to ac