Anti-corona paint comprehensive failure assessment method based on salt spray acceleration test

Through the salt spray acceleration test, various performance parameters of anti-halo paint are measured, data-driven fusion processing and failure time correction are carried out, which solves the problem that the salt spray simulation experiment cannot quantify actual damage, and realizes the accurate failure evaluation of anti-halo paint in marine atmospheric environments.

CN120337727APending Publication Date: 2025-07-18DONGFANG ELECTRIC MACHINERY +1
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Patent Information

Application Number
CN202510371656.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-03-27
Publication Date
2025-07-18

AI Technical Summary

Technical Problem

Existing salt spray acceleration simulation experiments cannot quantify the actual damage degree of anti-halo paint in marine atmospheric environments, and fail to effectively evaluate its failure characteristics.

Method used

Through the salt spray acceleration test, various performance parameters of anti-halo paint are measured, data-driven fusion processing is carried out, and empirical formulas for the service time and comprehensive performance score of anti-halo paint salt spray are constructed, and failure time is calculated through conversion coefficient correction, comprehensive consideration of thermal mechanical stability, anti-corrosion performance and electrical performance.

Benefits of technology

The accurate failure evaluation of anti-halo paint in marine atmospheric environments has been achieved, and the reliability and accuracy of the evaluation results have been improved.

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Abstract

The invention relates to the technical field of electrical materials, and discloses an anti-corona paint comprehensive failure assessment method based on a salt spray acceleration test, and the method specifically comprises the following steps: carrying out a laboratory salt spray test, and measuring various performance parameters of anti-corona paint at different time points; performing fusion processing of a data driving mode on the multiple performance parameters to obtain a comprehensive performance score; an empirical formula of anti-corona paint salt mist service time and comprehensive performance scoring is constructed, and correlation coefficients are obtained through data fitting; calculating a conversion coefficient through salt spray test parameters and actually measured environmental parameters of the marine atmospheric environment, and correcting the empirical formula; and setting anti-corona paint performance failure boundary conditions, and calculating anti-corona paint failure time through a failure correction formula. The problem that the actual environment damage degree cannot be quantified in an existing salt mist acceleration simulation experiment is solved; the calculation method based on the mathematical model is high in precision degree and reliable in result.
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Citation Information

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