基于蒙特卡洛方法的运营电力隧道结构安全评估

Structural Safety Assessment of Power Tunnel Based on Monte Carlo Method

以工程实例为依托,根据电力隧道结构安全监测系统对运营电力隧道结构安全进行长期监测所采集到的数据,采用蒙特卡洛方法对隧道结构安全状态进行分析和计算,得出运营电力隧道结构安全评估结果,在蒙特卡洛模拟的基础上进行各参数的敏感性分析,分析归纳出影响隧道结构安全的主要因素,为保障运营电力隧道的安全运营、日常养护和加固改造提供理论依据。

Based on an engineering project,data are collected according to the power tunnel structure safety monitoring system for long-term monitoring of operating power tunnel structure safety in the paper.Second,the safety state is calculated and analyzed by the Monte Carlo method,thus supplying assessment results of the operating power tunnel structure safety.On the basis of Monte Carlo simulation,the paper analyzes the sensitivity of the parameters,and induces the main factors affecting the safety of tunnel structure,which provides theoretical basis for power tunnel’s safe operation,its daily maintenance,reinforcement and reconstruction.