[IEEE 2014 IEEE 5th International Symposium on Power Electronics for Distributed Generation Systems (PEDG) - Galway, Ireland (2014.6.24-2014.6.27)] 2014 IEEE 5th International Symposium on Power Electronics for Distributed Generation Systems (PEDG) - Investigation of the control scheme of a single phase Cascade H-Bridge multilevel converter capable for grid interconnection of a PV park along with reactive power regulation and maximum power point tracking