Rahim, N.A.; Selvaraj, J.; Krismadinata, C. - In: Renewable Energy 35 (2010) 3, pp. 712-720
This paper presents a single-phase five-level grid-connected PV inverter with a novel dual reference modulation … signal were used to generate PWM signals. The inverter consists of a full-bridge inverter and an auxiliary circuit comprising … four diodes and a switch. The inverter produces output voltage in five levels: zero, +1/2Vdc, Vdc, −1/2Vdc and −Vdc. A …