Dc link regulation; Multilevel converters; Static VAR compensators Control strategies; DC links; DC voltage regulation; H-bridges; Multilevel converter; PWM techniques; Reactive power compensation; Simulation result; Single phase converter; Statcom; Static VAR compensators; Damping; Electric current regulators; Electric network topology; Energy conversion; Pulse modulation; Reactive power; Value engineering; Voltage control; Voltage stabilizing circuits; Delay control systems