基于SVD-SAE-GPR的锂离子电池RUL预测

董渊昌, 庞晓琼, 贾建芳, 史元浩, 温杰, 李笑, 张鑫

Remaining useful life prediction of lithium-ion batteries based on SVD-SAE-GPR

Yuanchang DONG, Xiaoqiong PANG, Jianfang JIA, Yuanhao SHI, Jie WEN, Xiao LI, Xin ZHANG

表3 四个电池在不同预测起始点的预测性能

Table 3 Prediction performance of four batteries at different prediction starting points

评价指标 预测起始点 B0005 B0006 B0007 B0018 RMSE 60 0.0103 0.0301 0.0198 0.0128 80 0.0062 0.0267 0.0070 0.0066 R2 60 0.9918 0.9369 0.9501 0.9519 80 0.9946 0.9400 0.9893 0.9572 AE 60 2 4 — 6 80 0 2 — 1