where in KP andKI are 0.08 and 625, respectively.
Another proportional–integral controller is used in the outer
Fig. 13. Photograph of the experimental prototype. (a) PV-DCBM prototype.
(b) Centralized inverter prototype.
TABLE I I
PARAMETERS OF THEEXPERIMENTALPROTOTYPE
loop to keep the dc bus voltage Vb constant, whereinKbP and
KbI are 0.175 and 0.68, respectively.