Dam gate control system

The invention provides a control system of a dam gate. The control system comprises a monitoring terminal, a server, a PLC (Programmable Logic Controller) and a gate switch unit, the monitoring terminal is used for collecting dangerous case data; the server is connected with the monitoring terminal and is used for performing analysis according to the dangerous case data sent by the monitoring terminal to obtain a dangerous case control signal; the PLC is respectively connected with the server and the gate switch unit, and is used for sending a first control signal to the gate switch unit according to a dangerous case control signal sent by the server; the gate opening and closing unit is used for controlling opening and closing of a gate according to the first control signal. The problems that in the prior art, when a dangerous situation occurs, a gate is manually opened and closed to control the dangerous situation, but the manual response is slow, and the dangerous situation cannot be controlled in time are