Research Article

A Single-Stage Buck-Boost Three-Level Neutral-Point-Clamped Inverter with Two Input Sources for the Grid-Tied Photovoltaic Power Generation

Table 2

Simulation parameters.

ParametervalueParametervalue

dc-side inductor (L1, L2)1mHac-side filter inductor5mH
dc-link capacitor (C1, C2)1000μFgrid phase voltage amplitude ()311V
overall dc-link voltage (VC1+VC2+VPV1+VPV2)800Vcarrier frequency (fSW)10kHZ
PV array short-circuit current (1000W/m2)38APV array open circuit voltage (0°C)109V