Drone battery life prediction and nest intelligent charging management method and system

By constructing a digital twin and relationship diagram of the battery, and combining multimodal data and electrochemical models, the charging strategy is dynamically adjusted, which solves the problems of battery health status assessment error and safety risks in UAV nests, and realizes high-precision life prediction and safety management.

CN122418928APending Publication Date: 2026-07-17CHINA SOUTHERN POWER GRID GENERAL AVIATION SERVICE CO LTD
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Patent Information

Application Number
CN202610525844.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-04-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing drone nests cannot accurately assess battery health, resulting in large errors in battery life prediction, delayed safety risk warnings, and the inability to dynamically adjust charging strategies based on battery aging and lithium plating risks, posing safety hazards.

Method used

By acquiring multimodal data, a digital twin of the battery is constructed. By combining a neural network model that integrates physical constraints with an electrochemical model, a battery relationship diagram is generated, and a personalized pulse charging scheme is output. The charging strategy is dynamically adjusted to improve the accuracy and safety of battery health status assessment.

Benefits of technology

It achieves high-precision battery life prediction with limited sensor data, reduces the impact of sensor noise, avoids the risks of overcharging, over-discharging and lithium plating, and extends battery life.

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Abstract

本公开提供了一种无人机电池寿命预测与机巢智能充电管理方法及系统,本公开的技术方案将融合物理约束的神经网络模型结合电化学模型,在传感器数据有限的情况下仍能保持较高预测精度;同时通过电池关系图中邻居信息的平滑作用,有效降低传感器噪声和局部异常对预测结果的影响;另外,个性化脉冲充电策略根据电池老化状态动态调整,避免过充电、过放电和析锂风险,减缓SEI膜增厚和活性锂损失。
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