河流冰塞数值模拟进展

Recent development in simulation of river ice jam

  • 摘要: 冰塞是高纬度地区河流凌汛的主要诱因.为防凌减灾,围绕着河冰问题的试验研究、原型观测和数值模拟,国内外学者展开了大量的研究.就数值模拟方面,综述了国内外学者在河冰一维、二维数值模拟方面的研究成果;重点描述了Shen的一维模型和模拟冰塞体溃决的二维模型及其在实际中的应用;在评述和分析各模型特点的基础上,尝试提出了今后的发展方向.

     

    Abstract: The ice jams in river in northern often cause severe winter flood.Centring around the experimental study,the proto-type observation and the numerical simulation of river ice problems,the scholars both at home and abroad engaged in a lot of research in order to prevent the disaster of ice-induced flooding.the study results from the scholars in one-dimensional,two-dimensional numerical simulation of river ice are reviewed and the description focuses on Shen's one-dimensional river ice numerical model and the two-dimensional model which simulate ice jam breakup,as well as their application in practical problems; Base on the review of the characters of all models,we try to give the future development direction of the numerical model for river ice.

     

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