Big data-based ship development design system and design method

The invention relates to a big data-based ship development and design system, which comprises a data acquisition and storage module, a big data mining and machine learning module and a data interaction and visualization module, and is characterized in that the data acquisition and storage module is in communication connection with the big data mining and machine learning module; the big data mining and machine learning module is in communication connection with the data interaction and visualization module, and the data acquisition and storage module is used for performing centralized management on data information required by ship development and design and generating a preliminary bidding file and a whole ship digital model; the data interaction and visualization module is used for performing data interaction and three-dimensional data visualization on the design completed by the design and model selection server to generate a final bidding file; the invention further relates to a ship development and desig