A submarine cable landing section insulation reinforcement and length intelligent adaptation method
By deploying distributed sensing optical fibers and dynamically optimizing the fatigue life prediction model within the insulation layer of the submarine cable landing section, the problem of full feature perception and life prediction of the submarine cable insulation layer was solved, enabling adaptive adjustment and fault early warning of the insulation layer, thereby improving the stability and lifespan of the submarine cable operation.
CN122412831APending Publication Date: 2026-07-17XIAN UNIV OF TECH
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Patent Information
- Application Number
- CN202610542276.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2026-04-23
- Publication Date
- 2026-07-17
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Figure CN122412831A_ABST
Abstract
本发明公开了一种海缆登陆段绝缘强化及长度智能适配方法，涉及海底电缆运维技术领域，通过在绝缘层内复合布设多维度分布式传感光纤，构建全区间、全壁厚的绝缘状态感知体系，同步采集绝缘疲劳损伤的核心特征数据与环境参数；基于疲劳理论与断裂力学构建基础模型，引入实时监测数据实现模型的在线动态修正，提高剩余服役周期预判精度；并构建绝缘寿命预判与敷设长度调节的联动闭环机制，基于多约束条件确定合规调节区间，通过多目标优化生成最优微调方案，实现敷设长度的自适应闭环调节，分散应力集中区域，从源头降低绝缘疲劳损伤；通过调节效果的实时验证，构建二次调节触发机制，完成模型与系统的闭环迭代优化，实现全流程的闭环管控。
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