An electrochemical energy storage station battery cabinet fire control system

By constructing an anomaly propagation modeling mechanism based on multi-source sensing information and duct topology constraints, and combining temporal sequence and propagation continuity for reverse backtracking analysis, the problem of misjudgment and reignition of thermal anomaly sources in the existing fire control system of battery cabinets in electrochemical energy storage stations was solved. This enabled precise location and dynamic control of thermal anomaly sources, improving the safety and stability of the system.

CN122399299APending Publication Date: 2026-07-17

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Filing Date
2026-05-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The existing fire control system for battery cabinets in electrochemical energy storage stations lacks effective monitoring and location capabilities during the propagation of abnormal heat, which can easily lead to misjudgment of the source of abnormal heat, resulting in uncontrolled thermal runaway. Furthermore, it lacks the ability to continuously track the recovery of residual heat and secondary gas evolution after fire extinguishing, which can easily trigger reignition.

Method used

By constructing an anomaly propagation modeling mechanism based on multi-source sensing information and duct topology constraints, and combining temporal sequence and propagation continuity for reverse backtracking analysis, the source cabinet of thermal anomaly is identified. Furthermore, multi-dimensional feature division is performed on the thermal runaway stage, and fire suppression strategies are dynamically matched to achieve precise location and control of thermal anomalies and continuous tracking of reignition risk.

Benefits of technology

It significantly improves the positioning accuracy of thermal anomaly source cabinets and the targeting of fire control, enhances the safety and stability of electrochemical energy storage stations, and reduces the risk of thermal runaway propagation and reignition.

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Abstract

本发明涉及电化学储能安全技术领域,且公开了一种电化学储能站电池柜消防控制系统,包括对各电池柜中的气体浓度变化信息、温升变化信息、烟雾响应信息及风冷系统运行状态信息进行同步采集,建立异常传播关系;基于异常传播关系中各电池柜异常响应的时间先后关系及传播连续性,对异常传播路径进行回溯,确定热异常源柜;针对热异常源柜,对热异常演化阶段进行划分,生成热失控阶段参数;根据热失控阶段参数,对热异常源柜执行对应的消防抑制控制,形成热异常扩展控制状态;基于热异常扩展控制状态,对消防抑制后的热异常变化进行跟踪,输出复燃预警结果。本发明具备提高热异常源定位精度的优点。
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