High-voltage control system for electrostatic dust removal

The utility model discloses a high-voltage control system for electrostatic dust removal, which comprises a high-voltage cabinet and a single-phase silicon rectifying transformer TM, wherein the high-voltage cabinet comprises a circuit breaker QF1, a silicon controlled rectifier unit, an interface circuit and a digital signal processing controller; the interface circuit is composed of an interface board (with a trigger circuit), a drive circuit, a primary current sampling circuit, a secondary voltage sampling circuit, a secondary current sampling circuit, a transformer oil temperature sampling circuit, a light gas sampling circuit and a heavy gas sampling circuit; and an outlet of a dust remover is provided with a turbidity meter, the turbidity meter is connected with the digital signal processing controller, a secondary voltage and a secondary current are automatically adjusted by the digital signal processing controller according to a preset program. By the system,, a secondary voltage and a secondary curre