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张河湾电站大坝低温高水位状态下渗流与变形分析

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大坝长期处于低温高水位条件下运行,容易造成坝体裂缝增大,也会造成坝顶、坝体位移过大,从而影响大坝的安全运行,进而影响正常的运行生产.文章通过对张河湾电站高水位以及长期低温高水位期间的坝体变形和渗流进行数据分析,认为张河湾电站下库大坝运行正常,其结构状态在该工况下是稳定的,同时针对本次暴露的问题提出了建议,为后续解决水库大坝在低温高水位下的运行问题提供了参考依据.
Seepage and Deformation Analysis of Zhanghewan Power Station Dam Under Low Temperature and High Water Level Conditions
The dam operates under long-term low temperature and high water level conditions,which can easily cause the cracks in the dam body to widen and lead to excessive displacement of the dam top and body,thereby affecting the safe operation of the dam and normal production operations.This paper analyzes the data on the deformation and seepage of the Zhanghewan Power Station dam during periods of high water levels and prolonged low temperature high water levels.It concludes that the operation of the lower reservoir dam at Zhanghewan Power Station is normal,its structural state is stable under these conditions.Additionally,suggestions are provided to address the issues identified,offering a reference for solving the operational problems of reservoir dams under low temperature and high water level conditions in the future.

damlow temperature and high water leveldeformationseepage

王志涛、袁鹏飞、郝建国

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国网新源股份有限公司检修分公司,北京 100053

大坝 低温高水位 变形 渗流

2024

中国水能及电气化
水利部水电局 四川省地方电力局 中国水利水电科学研究院

中国水能及电气化

影响因子:0.316
ISSN:1673-8241
年,卷(期):2024.(9)