Multi-disaster multi-mode flood flow intelligent monitoring and early warning method, system and device

By integrating multiple monitoring technologies and models, a multi-hazard, multi-modal intelligent flood monitoring and early warning method is adopted to achieve full-element perception and multi-modal early warning of floods and disaster chains. This solves the limitations of traditional monitoring and early warning systems, improves the accuracy and timeliness of disaster early warning, and enhances emergency response capabilities.

CN121961248AActive Publication Date: 2026-05-01MIN OF CIVIL AFFAIRS NAT DISASTER REDUCTION CENT +1
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Patent Information

Application Number
CN202610195062.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-02-11
Publication Date
2026-05-01
Estimated Expiration
2046-02-11

AI Technical Summary

Technical Problem

Traditional monitoring and early warning systems have limited functionality and lack comprehensive perception and intelligent early warning capabilities for floods and disaster chains, resulting in insufficient accuracy, timeliness, and reliability of disaster warnings.

Method used

A multi-hazard, multi-modal intelligent flood monitoring and early warning method is adopted. Data is collected from multiple sensors to establish a flood threshold early warning model. Video AI recognition is performed by combining edge-side visual analysis algorithms. A rainstorm-runoff coupling model and a river confluence coupling model are constructed. Flood evolution prediction is performed by combining topographic data. Multiple monitoring technologies and models are integrated to achieve full-element perception and multi-modal early warning.

Benefits of technology

It improves the accuracy and timeliness of disaster early warning, optimizes the accuracy of threshold models, enhances the latency of video AI recognition, improves emergency response capabilities, and enables intelligent monitoring and early warning of multiple disasters.

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Abstract

The invention provides a multi-disaster multi-mode flood flow intelligent monitoring and early warning method, system and device, and relates to the field of disaster early warning. Establishing a rainstorm-runoff coupling model for predicting the surface runoff yield, the confluence time and the runoff peak value based on the soil water content, the vegetation coverage and the surface slope data under different rainfall capacities; constructing a river channel confluence coupling model based on the flow velocity, the water level and the section form of river channel section monitoring for predicting river channel flood confluence time, confluence amount and on-way water level change; judging whether there is a riverway confluence risk according to the real-time predicted riverway flood confluence time, confluence amount and on-way water level change; when the riverway confluence risk exists, the flood inundation range, the water depth distribution and the evolution speed are predicted through a pre-trained flood evolution coupling model based on the surface runoff, the confluence time and the change speed of the runoff peak value in combination with the landform data. According to the invention, the accuracy, timeliness and reliability of disaster early warning can be improved.
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