Table 1: Rules of fuzzy controller.

No.ErrorIntegral errorReactive powerReference reactive powerActive power modulator

 1NVB~PSNVBNBB
 2NVB~PVB~NVBNVBZE
 3NVBNVB~NVBNVBVB
 4NBNS~NVBNVBM
 5NMPM~NVBNMZE
 6NSPS~NSNSZE
 7ZEZEZEZEZE
 8PSPVB~PSPSZE
 9PVBNVB~PBPBZE

~ Means NOT.