Gas turbine starting excitation system

The utility model discloses a gas turbine starting excitation system, and relates to the field of gas power generation. Wherein the starting excitation power supply switch, the working excitation power supply switch, the excitation transformer, the excitation switch and the power unit are connected in sequence. The power unit is further connected with an excitation regulator and a rotor coil, theexcitation regulator is further connected with the generator to serve as an output end, a generator outlet switch and a main transformer are further sequentially connected between the working excitation power switch and the output end, and the rotor coil provides a working magnetic field for the generator. Wherein the static variable-frequency starting device power switch and the static variable-frequency starting device are sequentially connected between the generator outlet switch and the working excitation power switch. The starting excitation system provided by the utility model not only can meet the conventional