Hybrid thyristor-controlled series capacitor and passive damping filter for series capacitors

摘要

Provided is a series capacitor for controlling a flow of power on a transmission line, and includes a filter circuit, and a thyristor-controlled circuit, wherein an interconnection and operation of the filter circuit and the thyristor-controlled circuit are performed based on a coordination of control thereof, to connect to a series capacitor bank on a transmission line.

主权项

1. A series capacitor for controlling flow of power over a transmission line, comprising:
a filter circuit having a filter reactor and a filter capacitor in a parallel connection, and a filter resistor in series connection with the filter reactor and the filter capacitor; and a thyristor-controlled circuit, wherein an interconnection and operation of the filter circuit and the thyristor-controlled circuit are performed based on a coordination of control thereof, to connect to a series capacitor bank on a transmission line, wherein the filter resistor is configured to monitor current flowing from a power generating source connected to the transmission line, and transmit the current to coordinate operation of the thyristor-controlled circuit.