Research Article

Application of Fuzzy Control in a Photovoltaic Grid-Connected Inverter

Figure 11

Grid-connected output current and load current with different load characteristics.
(a) Waveform of conventional deadbeat control with 500 W resistive load + 300 W capacitive load
(b) Waveform of fuzzy control method with 500 W resistive load + 300 W capacitive load
(c) Waveform of conventional deadbeat control with 100 W capacitive load + 150 W inductive load + 500 W resistive load
(d) Waveform of fuzzy control method with 100 W capacitive load + 150 W inductive load + 500 W resistive load