Parallel operation control device for marine generator

The utility model discloses a parallel operation control device for a marine generator, which comprises a CPU (Central Processing Unit) and a main board, wherein the main board is provided with six independent A/D conversion ports, wherein three ports are used for inputting a three-phase voltage signal of a bus bar (power grid) of a marine power station; another three ports are used for inputting a three-phase voltage signal of a generator to be paralleled; the parallel operation control device can be used for digitally processing calculating the three-phase voltage signals of the generator to be paralleled and the power grid and realizes the digitalization of the phase sequence detection, the voltage difference detection, the phase difference detection and the frequency difference detection and adjusts the phase sequence and the voltage of the generator to be paralleled by outputting voltage difference and frequency difference adjusting signals, a phase sequence indicating signal and a closing parallel signa