Table 5: Output energy during different hours of operation using various MPPT methods under three types of single day irradiation.

Irradiation (Operation hours)Method
Traditional INC methodVariable step size INC methodExtension INC method

1,000 W/m2 (2 hrs)1024 Wh1028 Wh1032 Wh
800 W/m2 (4 hrs)1644 Wh1648 Wh1652 Wh
450 W/m2 (6 hrs)1374 Wh1380 Wh1386 Wh