A fire alarm replacement early warning method

By using the ARIMA-LSTM algorithm and battery aging correction factor, the aging status of fire alarms is accurately assessed, solving the problems of low assessment accuracy and delayed early warning in traditional methods, and realizing efficient early warning for fire alarm replacement.

CN122416668APending Publication Date: 2026-07-17NORTHEAST DIANLI UNIVERSITY +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
NORTHEAST DIANLI UNIVERSITY
Filing Date
2026-04-30
Publication Date
2026-07-17

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Abstract

本发明涉及报警器更换预警领域，尤其涉及一种火灾报警器更换预警方法。内容包括：基于内置传感器的火灾报警器采集原始时序数据，并进行预处理，得到有效时序数据；对有效时序数据采用求和自回归滑动平均模型‑长短期记忆网络进行非线性建模，得到最优拟合值；基于最优拟合值计算传感器的非线性波动特征，同时，基于电池指数型衰减规律计算电池老化修正因子；基于有效时序数据、非线性波动特征和电池老化修正因子计算火灾报警器的动态健康值，并对动态健康值进行修正，得到最终动态健康值；基于最终动态健康值，结合设置的预警阈值，触发分级更换预警。解决了现有火灾报警器评估精度低、预警时效性差的技术问题。
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