工程地质灾害预测的理论及方法研究中期报告

IMECH-IR > 环境力学重点实验室(2009-2011)

	工程地质灾害预测的理论及方法研究中期报告
	李世海, 周东, 刘晓宇, 冯春, 刘天苹
	2011-08-15
摘要	研究六围绕计划书要求，主要从以下几个方面开展并完成了相关任务：收集整理工程地质灾害典型案例数据，建立了地质灾害基础数据库；考察典型滑坡，确定了本项目的主要研究类型；研究监测手段和仪器，研发了裂缝测量装置和无线监测系统；开展现场实验，实时获取典型滑坡监测数据；发展完善地质灾害数值模拟软件，构建了地质灾害数值模拟软件框架；发展新的力学模型，模拟分析了鸡尾山滑坡机理；研究典型工程地质灾害不同发展阶段的破坏特征，揭示滑坡演化机制；提出破裂度的概念，发展了基于破裂度的滑坡危险性分析方法。 Research works have been preformed and tasks have been accomplished according to the schedule, the major advances are as follows: data of the typical cases for engineering geologic disasters is collected and sorted, and the database for geologic disaster is established; typical slopes are investigated, and research objectives of this project are determined; monitoring techniques and equipments are studied, a measuring apparatus and a wireless monitoring system have been developed; In-situ experiments have been conducted, and real time monitoring data are obtained; numerical software for geologic disaster are developed and perfected, and the framework of the simulation system are established; new mechanical models are developed, and the mechanism for Jiweshan landslide is studied; failure characteristics in different stages of typical geologic disaster is investigated, and the evolutionary mechanism of landslide is revealed; the concept of fracture degree is proposed, and risk analysis method based on fracture degree are developed.
关键词	地质灾害, 滑坡, 数据库, 无线监测, 现场试验, 数值模拟, 破裂度 Geologic disaster, Slope, Data base, Wireless monitoring, Field test, Numerical simulation, Fracture degree
语种	中文
文献类型	科技报告
条目标识符	http://dspace.imech.ac.cn/handle/311007/90603
专题	环境力学重点实验室(2009-2011)
作者单位	中国科学院力学研究所, 中国科学院力学研究所, 中国科学院力学研究所, 中国科学院力学研究所, 中国科学院力学研究所
推荐引用方式 GB/T 7714	李世海, 周东, 刘晓宇, 冯春, 刘天苹. 工程地质灾害预测的理论及方法研究中期报告,2011.