Table 1: Performance comparison between the six-pulse and the five-level diode-clamped inverters.

Type of inverterD-STATCOM statusT.H.D.
of
Voltage flickeringVoltage dip

Five-level diode-clamped inverterOff12.16%2.09%17.50%
On0.29%0.00005%
Six-pulse inverterOff36.35%2.09%17.50%
On0.68%3.043%