Unmanned underwater vehicle semi-physical simulation and performance verification method and system

By constructing a dynamically adaptable unmanned underwater vehicle (UUV) simulation environment and gradient test conditions, combined with dynamic weight allocation and iterative optimization, the problem of the disconnect between the actual hardware and the virtual simulation model was solved, achieving comprehensive performance verification and accurate optimization suggestions, thus improving the efficiency of UUV performance verification.

CN122449980APending Publication Date: 2026-07-24BEIJING ZHONGAN INTELLIGENT INFORMATION TECH CO LTD
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Patent Information

Application Number
CN202610646140.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-05-12
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

In existing hardware-in-the-loop simulation and performance verification of unmanned underwater vehicles, the physical hardware and the virtual simulation model are disconnected, making it impossible to achieve real-time parameter correction and dynamic adaptation of operating status. The deviation quantification results of data comparison and analysis do not match the actual working conditions, and cannot provide specific performance optimization suggestions. The verification process is broken and cannot support the performance improvement of the underwater vehicle.

Method used

By acquiring multi-source heterogeneous basic data, a dynamic adaptation environment for physical hardware and virtual simulation models is constructed, gradient test conditions are generated, and data deviation is quantitatively compared and analyzed using dynamic weight allocation and iterative optimization methods. Performance optimization suggestions are generated in combination with the design parameters of the submarine body, and iterative verification is carried out.

Benefits of technology

It achieves high consistency between the physical hardware and the virtual simulation model, fully covers the actual operating conditions of the submarine, accurately identifies performance shortcomings, provides targeted optimization suggestions, and improves the practical value and execution efficiency of the verification work.

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Abstract

The invention discloses an unmanned underwater vehicle semi-physical simulation and performance verification method and system, and relates to the technical field of unmanned underwater vehicle test verification. According to the technical key points, a virtual simulation model matched with full characteristics of real machine hardware is constructed according to underwater vehicle body structure data, full-link operation logic of each system is restored, and meanwhile, an underwater virtual environment model capable of simulating dynamic changes of underwater physical characteristics is constructed; a bidirectional data interaction channel of the real machine and the virtual end is built through full-link butt joint of software and hardware, collaborative debugging of the real machine and the virtual end is started based on real machine operation data of the power control system, real-time correction of real machine operation feedback on virtual model parameters is achieved, and dynamic adaptation of virtual environment changes on the real machine operation state is achieved; and finally, continuously monitoring through a stability judgment rule, and determining a final simulation environment after parameter correction convergence and stability reaching the standard, so that real machine hardware and the virtual simulation model are not disconnected any more, and the simulation environment can highly restore an underwater dynamic actual operation scene.
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