水利科技与经济2024,Vol.30Issue(2) :1-6.DOI:10.3969/j.issn.1006-7175.2024.02.001

结合三维算例分析技术的混凝土面板堆石坝面板防渗效果研究

Study on Seepage Control Effect of Concrete Face Rockfill Dam Combined with Three-Dimensional Example Analysis Technology

徐智谋
水利科技与经济2024,Vol.30Issue(2) :1-6.DOI:10.3969/j.issn.1006-7175.2024.02.001

结合三维算例分析技术的混凝土面板堆石坝面板防渗效果研究

Study on Seepage Control Effect of Concrete Face Rockfill Dam Combined with Three-Dimensional Example Analysis Technology

徐智谋1
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作者信息

  • 1. 中国重型机械有限公司,北京 100070
  • 折叠

摘要

针对混凝土面板堆石坝的面板防渗效果,提出一种防渗效果分析方法,并对堆石坝防渗效果进行分析.首先分析混凝土面板堆石坝面板的开裂因素,结合水压力并利用三维算例建模,实现渗流数值的模拟.结果表明,在防渗墙深 30m时,水平铺盖长度上升至 350m时的渗流量下降至0.6×10-5m3/s;在渗透系数为 1×10-7m/s时,渗径延长为 295m,表明研究方法能够有效进行面板防渗效果分析.

Abstract

The anti-seepage effect of concrete face rockfill dams has always been a focus of attention in the field of hydraulic engineering.The study has proposed a method for analyzing the anti-seepage effect of rockfill dams.During the process,the cracking factors of the concrete face rockfill dam face were analyzed,and then combined with water pressure,three-dimensional numerical modeling was used to simulate seepage.The results indicate that when the depth of the anti-seepage wall is 30m,the research method analysis shows that the seepage flow rate decreases to 0.6×10-5m3/s when the length of the horizontal blanket increases to 350m;at a permeability coefficient of 1×10-7m/s,the analysis shows that the seepage diameter is extended by 295m.This indicates that the research method can effectively analyze the anti-seepage effect of panels.

关键词

堆石坝/数值模拟/三维算例模型/防渗

Key words

rockfill dam/numerical simulation/3D example model/seepage prevention

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出版年

2024
水利科技与经济
哈尔滨市水务科学研究院 哈尔滨市水利规划设计研究院 哈尔滨市水利学会

水利科技与经济

影响因子:0.274
ISSN:1006-7175
参考文献量12
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