n the 3-phase buck boost rectifier [2] a constant current
through the buck boost inductor is needed to provide a unity
power factor. But the pulse load in combination with the high
dynamic voltage control would result in periodic peak
currents at the converter input/mains and therefore a unity
power factor at the input of the converter can not be
guaranteed and the mains current would be distorted.
Therefore, a new control for pulse load applications has to be
implemented which achieves a unity power factor and an
accurate regulation of the output voltage.