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| 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 | |
| Abstract | 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. |
| Keyword | 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 |
| Language | 中文 |
| Document Type | 科技报告 |
| Identifier | http://dspace.imech.ac.cn/handle/311007/90603 |
| Collection | 环境力学重点实验室(2009-2011) |
| Affiliation | 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 |
| Recommended Citation 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. |
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