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一种多芯柔性电缆弯曲疲劳的实时预警方法
InventionUnknown
8Claims · 1 independent
§ Ⅰ
Dossier Overview
Inventor
周胜勇; 赵玉香; 雷凡凡
Filing Date
Aug 6, 2026
Publication Date
Oct 16, 2026
IPC Classification
G01N 3/20 (2006.01)G01N 3/32 (2006.01)
本发明公开了一种多芯柔性电缆弯曲疲劳的实时预警方法,属于电缆状态监测与故障预警技术领域。方法包括:S1,电缆内部嵌入疲劳寿命差异化的探测线,轴向多位置布置光纤光栅传感单元,实时采集弯曲曲率与方向数据;S2,同步采集探测线电气参数及光栅传感数据;S3,以参考探测线为基准实施环境补偿,基于弯曲形态分布矩阵时序分析计算累积弯曲损伤特征量,同步计算电气损伤表征量;S4,融合双维度损伤特征输入预训练疲劳预警模型,经滑动窗口校验后输出高、中、低三级预警;本发明通过电气‑力学协同监测、方向信息纳入、差分补偿及动态阈值修正,实现了复杂工况下电缆弯曲疲劳的精准实时预警。
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