降雨型浅层滑坡危险性预测模型A Model for Predicting Rainfall-Induced Shallow Landslides
孙金山;陈明;左昌群;周传波;陈建平;
摘要(Abstract)：
通过分析SHALSTAB和TRIGRS等浅层滑坡物理确定性模型存在的问题,提出了基于降雨入渗动态守恒的瞬态降雨入渗模型,该模型考虑了初期降雨过程、降雨历程以及饱和非饱和入渗过程,证明了SHALSTAB模型是该模型的特殊形式,并克服了TRIGRS模型参数繁多及一维入渗路径的问题。将无限边坡模型、瞬态降雨入渗模型和GIS进行耦合,研发了可用于大范围降雨型浅层滑坡危险性预测的集成系统,根据边坡的地质条件、地形参数和降雨特征即可对降雨条件下浅层滑坡的危险性进行评估。
关键词(KeyWords)： 降雨;入渗;浅层滑坡;地理信息系统;危险性预测
基金项目(Foundation): 国家自然科学基金项目(50725931;50839004;50909077)
作者(Author): 孙金山;陈明;左昌群;周传波;陈建平;
Email:
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