Sliding mode control method for electric vehicle participating in microgrid load frequency modulation

The invention discloses a sliding mode control method for an electric vehicle participating in microgrid load frequency modulation, and belongs to the field of microgrid load frequency modulation. Themethod comprises the following steps: 1, establishing a microgrid load frequency modulation dynamic model under participation of the electric vehicle; 2, establishing a sliding mode controller; 3, establishing a Lyapunov function, analyzing the controller and the sliding mode surface, and designing sliding mode control based on auxiliary feedback through a linear matrix inequality; and 4, solvinga corresponding matrix based on the mathematical processes in the steps 1, 2 and 3, carrying out simulation analysis, and solving a linear matrix inequality. The controller is designed by combining the equivalent control principle and the sliding mode control principle, the stability of the system is ensured by utilizing the sliding mode control principle, the control precision of the control system is improved, and the s