Single-phase reactive continuously adjustable thyristor control capacitor

The invention discloses a single-phase reactive continuously adjustable thyristor control capacitor. The thyristor control capacitor comprises a hardware circuit module, a measuring and filtering module and a control system module; wherein the hardware circuit module comprises a set of thyristors which are connected reversely in parallel, and a set of a reactor, a capacitor and a resistor; the thyristors, the reactor, the capacitor and the resistor are mutually connected in series; and a continuously adjustable reactive power can be imported in a power grid system, thus improving the operation voltage level of the system and the improving the systems stability. The measuring and filtering module is used for sampling and filtering the voltage and current of the system; results are output to the control system module for adjustment; the control system module can control the hardware circuit module according to the feedback values obtained by the measuring and filtering module; and therefore, a hardware circuit