A Transducer Performance Evaluation Method Based on TOPSIS Multi-Objective Optimization

By constructing a multi-dimensional testing system using the TOPSIS multi-objective optimization algorithm, the systematic and multi-objective optimization problems of transducer installation location selection were solved, and the comprehensive performance improvement of the transducer was achieved under different shroud structures and operating bandwidths.

CN121028046BActive Publication Date: 2026-05-26BEIJING HYDRO TECH MARINE TECH CO LTD
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Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Patents(China)
Current Assignee / Owner
BEIJING HYDRO TECH MARINE TECH CO LTD
Filing Date
2025-08-07
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing methods for selecting transducer installation locations lack systematic quantitative approaches, have insufficient multi-objective optimization capabilities, and limited engineering applicability. It is difficult to achieve a comprehensive balance between voltage transmission response and directivity under different shroud structures or operating bandwidths.

Method used

The TOPSIS multi-objective optimization algorithm is adopted to determine the optimal installation position of the transducer by constructing a multi-dimensional testing system and a quantitative optimization model, including anechoic water tank testing, dimensionless processing, calculation of positive and negative ideal solutions, Euclidean distance quantization, and comprehensive evaluation index.

Benefits of technology

It enables the scientific selection of transducer installation locations, breaks through the limitations of traditional empirical tests and single-index optimization, improves the comprehensive performance of transducers at different frequencies and spatial directions, and reduces engineering test costs.

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Abstract

This invention relates to a transducer performance evaluation method based on TOPSIS multi-objective optimization, comprising the following steps: Step S1, conducting response tests on the transducer in an anechoic water tank according to optimization variables, and obtaining test data; Step S2, processing the test data based on the TOPSIS multi-objective optimization algorithm to obtain optimization results; Step S3, determining the optimal installation position of the transducer in the fairing based on the optimization results, thus completing the transducer performance evaluation. This invention, through the combination of multi-dimensional testing and multi-objective optimization algorithms, achieves globally optimal selection of the transducer installation position, solving the problems of reliance on experience and incomplete optimization in existing technologies.
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