Method and device for optimizing cost of light storage direct-flexible system based on improved whale algorithm

The invention relates to an improved whale algorithm-based cost optimization method and device for an optical storage direct-current flexible system, belongs to the field of direct-current micro-grids, and aims to solve the problems that an existing algorithm model is inaccurate and the optimization effect is not ideal, and adopts the technical scheme as follows: the improved whale algorithm-based cost optimization method for the optical storage direct-current flexible system comprises the steps of setting the number of electric vehicles; a Monte Carlo algorithm is adopted to predict the charging load of the electric vehicles in one day, and the total charging load of the set number of electric vehicles in one day is obtained and serves as the system load; setting limiting conditions of operation of each part of the optical storage direct-flexible system, and establishing an optical storage direct-flexible system operation cost optimization objective function; and adopting an improved whale algorithm to itera