上海电力大学人工智能学部
纸质出版:2026
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樊庆远, 盛文娟, 王俊凯. 光纤传感数据不完备下锂电池荷电状态估计[J]. 电器与能效管理技术, 2026,(2):1-11.
樊庆远, 盛文娟, 王俊凯. 光纤传感数据不完备下锂电池荷电状态估计[J]. 2026, (2): 1-11.
樊庆远, 盛文娟, 王俊凯. 光纤传感数据不完备下锂电池荷电状态估计[J]. 电器与能效管理技术, 2026,(2):1-11. DOI: 10.16628/j.cnki.2095-8188.2026.02.001.
樊庆远, 盛文娟, 王俊凯. 光纤传感数据不完备下锂电池荷电状态估计[J]. 2026, (2): 1-11. DOI: 10.16628/j.cnki.2095-8188.2026.02.001.
针对锂电池监测中光纤布拉格光栅(FBG)传感数据不完备的情况,提出一种基于非线性独立成分估计(NICE)的FBG应变数据补全方法。为优化NICE模型中采样退火参数,采用粒子群优化(PSO)算法对退火参数进行自适应优化,有效提升了数据生成质量。为进一步提升光纤光栅传感数据在锂电池荷电状态(SOC)估计中的有效性,构建了基于注意力机制和双向门控循环单元(Bi-GRU-Att)的SOC估计模型。实验结果表明,所提PSO-NICE算法相比生成对抗网络(GAN)数据生成算法,在10%、30%、50%和70%的不同数据缺失率下推土机距离d
EMD
均有大幅降低,特别是在缺失率为70%情况下d
EMD
降幅达到73.41%。与传统零值补全相比,所提方法使SOC估计的均方根误差(RMSE)和平均绝对误差(MAE)分别降低了42.384%和37.256%。该方法为实际应用中光纤传感数据缺失的问题提供了解决方案和技术参考。
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