Relay storage life prediction method based on AMFO algorithm and SVM algorithm

The invention relates to a relay storage life prediction method based on an AMFO algorithm and an SVM algorithm. The method comprises the following steps: step 1, obtaining material performance parameters; 2, performing principal component analysis on the parameter data to obtain principal component...

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Hauptverfasser: QIAO QINGYUN, LI JIUXIN, CHEN KANGNING, WANG ZHAOBIN, LI ZHEN, LIU BAIXIN, SHANG SHANG, ZHU JIAMIAO
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention relates to a relay storage life prediction method based on an AMFO algorithm and an SVM algorithm. The method comprises the following steps: step 1, obtaining material performance parameters; 2, performing principal component analysis on the parameter data to obtain principal component variables; 3, taking training set data and test set data from the principal component variables, and inputting the training set data into the SVM model for training learning; 4, optimizing parameters in a kernel function of the SVM model by adopting a self-adaptive moth flame optimization algorithm, constructing the SVM model by utilizing the optimal parameters, and establishing the optimized model for life prediction; 5, setting a failure threshold value, and predicting a degradation curve reaching the failure threshold value; and step 6, calculating a probability density function to obtain a final predicted life. According to the invention, the data sample is put into the SVM model for training and then life pre