This paper presents the design of LCL (inductor-capacitor-inductor) filter for the grid connected 12 kW, 400 V, 3ɸ five level inverter. The need of harmonics mitigation as per IEEE 519 has been ...

In industrial field, PI controllers are widely used because of its strong applicability and good stability. However, due to their complex parameter adjustment, they are not suitable for complex and ...