Underwater target magnetic anomaly characteristic joint simulation method

By establishing a data transfer mechanism between COMSOL and MATLAB, designing a simulation interface and simplifying the model establishment, the problem of high computing resource occupation and insufficient data processing capabilities in the simulation of underwater target magnetic anomaly characteristics in the prior art is solved, and efficient magnetic anomaly field analysis and simulation are achieved.

CN119720575AActive Publication Date: 2025-03-28NORTHWESTERN POLYTECHNICAL UNIV
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Patent Information

Application Number
CN202411869500.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-18
Publication Date
2025-03-28
Estimated Expiration
2044-12-18

AI Technical Summary

Technical Problem

The prior art is difficult to effectively combine MATLAB and COMSOL to simulate underwater target magnetic anomaly characteristics, resulting in high computing resource occupation, low code efficiency, and insufficient data processing capabilities.

Method used

By creating an underwater target geometric model in COMSOL and setting motion parameters and physical properties, the simulation interface is designed using MATLAB APP Designer to realize data transfer between COMSOL and MATLAB, simplifying model establishment and improving simulation efficiency.

Benefits of technology

The rapid design and visual presentation of spatial and temporal characteristics analysis of underwater target magnetic anomaly field is realized, which lowers the operating threshold, improves the analysis efficiency, and expands the application scope of COMSOL in the field of electromagnetic simulation.

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Abstract

The invention discloses an underwater target magnetic anomaly characteristic joint simulation method, and belongs to the technical field of underwater target detection, and the method comprises the following steps: S1, creating an underwater target geometric model in COMSOL Multiphysics; s2, a computational domain is established, and the computational domain and the underwater target geometric model form a combined body; s3, setting motion parameters of the underwater target geometric model; s4, setting material and physical field attributes; s5, performing mesh generation on the model; s6, adding research, calculating and drawing; step S7, calling the COMSOL model by using MATLAB (Matrix Laboratory); s8, inputting a group of parameters according to actual requirements; s9, solving the model, and displaying the spatial and temporal distribution of the magnetic anomaly field; s10, according to a simulation result, data processing and analysis are carried out; according to the method, simulation results under a one-dimensional view, a two-dimensional view and a three-dimensional view are visually presented by taking the MATLAB language and the MATLAB APP Designer as tools under Windows.
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