岩石破裂过程分析方法在隧道工程模拟中的应用  

Applications of realistic failure process analysis in tunnel engineering disaster simulation

作　　者：夏英杰[1,2] 孟庆坤 唐春安[1,2] 张永彬 赵丹晨 赵振兴 XIA Yingjie;MENG Qingkun;TANG Chun'an;ZHANG Yongbin;ZHAO Danchen;ZHAO Zhenxing(School of Civil Engineering,Dalian University of Technology,Dalian 116024,Liaoning,China;State Key Laboratory of Coastal and Offshore Engineering,Dalian University of Technology,Dalian 116024,Liaoning,China;Dalian Mechsoft Co.,Ltd.,Dalian 116000,Liaoning,China;China Railway Construction Bridge Engineering Bureau Group 3rd Engineering Co.,Ltd.,Shenyang 110043,Liaoning,China)

机构地区：[1]大连理工大学土木工程学院,辽宁大连116024 [2]大连理工大学海岸与近海工程国家重点实验室,辽宁大连116024 [3]力软科技(大连)股份有限公司,辽宁大连116000 [4]中铁建大桥工程局集团第三工程有限公司,辽宁沈阳110043

出　　处：《隧道与地下工程灾害防治》2021年第3期36-49,共14页Hazard Control in Tunnelling and Underground Engineering

基　　金：国家自然科学基金资助项目(42077251,41807269)。

摘　　要：对隧道工程中的地质灾害进行总结,通过对真实破裂过程分析方法(realistic failure process analysis,RFPA)在隧道工程模拟中的相应应用进行综述,得到以下主要结论:在隧道工程施工中,隧道工程的主要地质灾害包括固体地质灾害、准流体地质灾害和流体地质灾害3大类;RFPA数值计算方法在与隧道工程施工相关的岩石力学及破坏特性获取、开挖条件下的隧道破坏模拟、层理岩体隧道开挖模拟、动力条件下隧道破坏模拟、深部围岩分区破裂模拟以及渗流作用下隧道稳定性分析等方面都得到了广泛的应用;目前,RFPA数值计算方法已经在计算精度、计算规模、计算速度、大规模求解过程的并行计算和数值计算云平台建设等方面取得了重大进展。随着技术进步和程序开发的不断深入,RFPA数值计算方法会在隧道工程模拟方面取得更为广泛的应用。In this review,the tunnel engineering geological disasters were firstly reported,and then the simulation applications of tunnel engineering related to RFPA were summarized.The following main conclusions were that during the construction of tunnel engineering,the tunnel engineering of main geology disaster types including solid geological disasters,quasi fluid geological disasters and fluid geological disasters;the RFPA numerical methods in tunnel engineering construction related rock mechanics and failure characteristics of acquiring,under the condition of excavation of tunnel damage simulation,bedding rock tunnel excavation simulation,dynamic tunnel under the condition of failure simulation,simulation and partition of deep surrounding rock fracture under the action of seepage tunnel stability analysis were carried out in such aspects as widespread application;at present,RFPA has made important progress in the aspects of calculation accuracy,calculation scale and calculation speed,parallel computation of large-scale solution process,construction of numerical computing cloud platform and so on.It is believed that with the continuous development of technology and program,RFPA numerical calculation method will be more widely used in tunnel engineering simulation.

关 键 词：岩石破坏 隧道灾害 数值模拟 RFPA 

分 类 号：U458.1[建筑科学—桥梁与隧道工程]