Adaptive variable frequency slope inclinometer method and system based on deformation evolution state discrimination

By using an adaptive frequency conversion slope inclinometer method, the monitoring frequency is automatically adjusted according to the slope deformation state, which solves the problem of balancing power consumption and timeliness in existing technologies and achieves efficient and reliable early warning for slope monitoring.

CN122408709APending Publication Date: 2026-07-17SHANDONG ELECTRIC POWER ENG CONSULTING INST CORP

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SHANDONG ELECTRIC POWER ENG CONSULTING INST CORP
Filing Date
2026-05-20
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing slope monitoring technologies suffer from problems such as high labor intensity, high risk, poor data continuity, difficulty in balancing power consumption and monitoring timeliness, and lack of real-time analysis capabilities, leading to delayed or missed early warnings.

Method used

An adaptive variable frequency slope inclinometer method based on deformation evolution state discrimination is adopted. By acquiring tilt angle data, displacement and velocity quantile index are calculated, monitoring modes are automatically switched, and frequency is dynamically adjusted to adapt to slope deformation type, thereby reducing average power consumption and extending equipment battery life.

Benefits of technology

It significantly reduces power consumption in low- and medium-frequency modes, extends device battery life, ensures timely capture of critical data, and improves the accuracy and timeliness of early warnings.

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Abstract

本发明涉及边坡变形监测技术领域,提供了基于变形演化状态判别的自适应变频边坡测斜方法及系统,包括:获取两相邻时刻测斜探头采集的倾角数据,结合测斜探头的长度,计算两相邻时刻的位移量;基于两相邻时刻的位移量,计算得到变形速率以及速率分位指数,将速率分位指数与阈值进行比对,根据比对结果,结合边坡变形曲线,控制测斜探头改变监测模式,进行倾角数据采集;其中,边坡变形曲线包括:受降雨类外部因素触发,呈平滑S型的渐变型曲线;受地震、结构面贯通类突发因素触发,在稳定状态维持一段预设时长后突发急剧变形,数分钟至数小时内完成失稳的突变型曲线。
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