Hydrogen energy full-link equipment combination type selection method and system

The invention belongs to the technical field of hydrogen energy full links, and provides a hydrogen energy full link equipment combination type selection method and system, and the method comprises the steps: obtaining basic technical economic index parameters of hydrogen energy full link equipment, and carrying out the grouping of the basic technical economic index parameters based on different types of performance differences of the hydrogen energy full link equipment; according to the grouping, comparing and analyzing the type of each device of the hydrogen energy full link; based on a comparative analysis result, comprehensively considering performance difference indexes and operation characteristics of the equipment, and establishing constraints of corresponding grouping indexes of the equipment; and determining one grouping index as a part of an objective function, solving an optimal result under different renewable energy source permeability situations, and obtaining a hydrogen energy full-link equipme