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Detect Concentiated Seepage of Dyke/Dam Surface by Using Stable Temperature Field
Author(s): 
Pages: 93-95,97
Year: Issue:  9
Journal: YELLOW RIVER

Keyword:  稳定温度场堤坝安全集中渗漏反分析;
Abstract: 分析了水利工程易发生集中渗漏的部位和渗漏通道的主要形式.把稳定温度场探测面状集中渗漏分为正分析和反分析两部分.通过对集中渗漏土体的简化和假设,提出一维和二维热传导探漏模型.利用优化或回归的方法建立了实现温度探漏的反问题模型.为了验证模型的正确性,选取一维模型进行了数值实验,结果表明:勘探数据的分布时探测结果会产生影响;利用稳定温度场探测集中渗漏是有效的.
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