Underwater sound signal processing system based on DPU

The utility model relates to an underwater acoustic signal processing system based on a DPU (Data Processing Unit), which belongs to the field of signal processing and comprises an underwater acoustic signal processing CPU (Central Processing Unit), an underwater acoustic signal preprocessing DPU and a data storage RAID (Redundant Array of Independent Disks) unit, the underwater acoustic signal processing CPU unit is respectively connected with the underwater acoustic signal preprocessing DPU unit and the data storage RAID unit through PCIE buses, and the underwater acoustic signal processing CPU unit is used for carrying out data analysis on original underwater acoustic signal data; the underwater acoustic signal preprocessing DPU unit is composed of a network interface module and a DPU module, the data storage RAID unit is composed of an RAID control module and a storage module, the underwater acoustic signal preprocessing DPU unit integrates calculation and storage functions, optimizes a system framework,