The paper proposed a nonlinear excitation controller coordinated with the compensative capacitor of the Frequency Tripler for Fractional Frequency Tr ansmission System (FFTS).

• 该文针对分频输电系统非线性的特点,基于直接大范围线性化的方法,提出了分频输电系统中励磁和倍频变压器原边并联补偿电容协调非线性控制器的设计方法。