多尺度分解下GRU-MLR组合的锂电池剩余使用寿命预测方法

武明虎, 岳程鹏, 张凡, 李俊晓, 黄伟, 胡胜, 唐靓

Combined GRU-MLR method for predicting the remaining useful life of lithium batteries via multiscale decomposition

Minghu WU, Chengpeng YUE, Fan ZHANG, Junxiao LI, Wei HUANG, Sheng HU, Jing TANG

表2 四种方法的评价指标对比-NASA

Table 2 Comparison of evaluation indexes of four methods-NASA

电池编号 预测方法 RUL预测值 AE MAE RMSE B0005 M1 138 13 0.0402 0.0428 M2 133 8 0.0325 0.0346 M3 131 6 0.0273 0.0291 M4 124 1 0.0091 0.0149 B0006 M1 114 5 0.0342 0.0395 M2 113 4 0.0255 0.0307 M3 112 3 0.0180 0.0245 M4 109 0 0.0079 0.0193 B0007 M1 — — 0.0361 0.0388 M2 — — 0.0277 0.0300 M3 167 7 0.0103 0.0145 M4 158 2 0.0075 0.0142