Hydropower station microcomputer speed regulation control method and system

The invention relates to the technical field of hydraulic generators, in particular to a hydropower station microcomputer speed regulation control method and system, and the method comprises the steps: initializing all modules and parameters of a microcomputer regulator; obtaining a data signal of the hydroelectric generating set, calculating through a frequency measurement module to obtain a frequency signal of the hydroelectric generating set, and inputting the frequency signal of the hydroelectric generating set to a frequency difference module for calculation to obtain a frequency difference value; determining a working condition processing mode of the microcomputer regulator through a working condition judgment module based on the data signal and the frequency signal of the hydroelectric generating set, and executing operation based on the selected working condition processing mode to obtain a regulating signal of the microcomputer regulator; and performing error detection diagnosis on the adjusting sign