Acta Armamentarii

Acoustic Scattering Prediction Method of Underwater Vehicles Based on Slice-parameterized Multi-highlight Model

LIUJinwei;PENGZilong;FANJun;LIUYan;KONGHuimin

Acta Armamentarii, 2023, 44(2): 517-525. DOI: 10.12382/bgxb.2021.0764

Table 1 Highlight parameters of the command station in the range of 0~πrad

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Fig.10 Sketch of test layout
Fig.11 Test scene diagram
Fig.12 Time-domain echo of Benchmark submarine scale model
Fig.13 Comparison between experimental results and highlight model results
Fig.1 Benchmark 3D model and components decomposition
Fig.2 Schematic diagram of phase calculation of semi-elliptic cylinder combinedwith rectangular plate
Fig.3 Results of planar elements method and highlight model method
Table 2 Computing time for the angular-frequency spectrum
Fig.4 3D model of stern
Fig.5 Highlight model of elliptic cone
Fig.6 Schematic diagram of approximate elliptic cone
Fig.7 Results of planar elements method and highlight model method
Fig.8 Schematic diagram of component phase calculation
Fig.9 Results of BASIS method and highlight model method
Table 3 Computing time for the angular-frequency spectrum