| 渠系基础冻结过程水热耦合问题数值分析 |
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| 引用本文： | 李南生 孙焕纯. 渠系基础冻结过程水热耦合问题数值分析[J]. 水利学报, 1997, 0(3): 43-48 |
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| 作者姓名： | 李南生 孙焕纯 |
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| 作者单位： | 大连理工大学工程力学系 |
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| 摘 要： | 本文对冬季条件下渠道基础冻结过程的非线性、非稳定水热耦合问题进行了数值模拟，应用系数效应滞后的变物性全隐差分格式对水热耦合问题进行了数值计算
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| 关 键 词： | 渠系基础，冻结过程，水热耦合，数值计算 |
On the numerical solutions of nonlinear temperature and moisture field in the base of irrigation ditch under frozen condition |
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| Li Nansheng\ Sun Huanchun Chai San. On the numerical solutions of nonlinear temperature and moisture field in the base of irrigation ditch under frozen condition[J]. Journal of Hydraulic Engineering, 1997, 0(3): 43-48 |
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| Authors: | Li Nansheng\ Sun Huanchun Chai San |
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| Affiliation: | Dalian University of Technology |
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| Abstract: | This paper deals with the two dimensional phase change temperature moisture coupling field in the base of irrigation ditch in the seasonal frozen zones under severe climate conditions.On the basis of Harlan model and Darcy principle,totally implicit difference scheme in numerical analysis is adopted by considering the moisture and temperature coupling equation. |
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| Keywords: | irrigation ditch frozen soil moisture and temperature coupling equation numerical analysis |
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