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水电站滑坡诱发冲击波水动力特性的数值研究

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为进一步深入了解水电站滑坡诱发冲击波水动力特性,文章通过FLOW3D模拟软件研究冲击波的水动力特性,利用模型实验进一步研究横向及纵向冲击波的变化。试验结果表明,随着场地距离增加,冲击波高度逐渐减少,最小冲击波高度仅为 1。1cm。监测时间为 4s时,冲击波高度数值基本为负值。在场地位置y=-10、0、10cm的位置内,冲击波高度均为正值,而y=20、30cm位置内,冲击波高度在 4s后的冲击波高度均为负值,最小冲击波高度为-0。4cm。
Numerical study on hydrodynamic characteristics of shock waves induced by landslides in hydropower stations
To further understand the hydrodynamic characteristics of shock waves induced by landslides in hydropower stations,this paper uses FLOW3D simulation software to study the hydrodynamic characteristics of shock waves,and uses model experiments to further study the changes in lateral and longitudinal shock waves.The experimental results show that as the distance from the site increases,the height of the shock wave gradually decreases,and the minimum height of the shock wave is only 1.1cm.When the monitoring time is 4 seconds,the height value of the shock wave is basically negative.At locations y=-10cm,y=0cm,and y=10cm,the shock wave height is positive,while at locations y=20cm and y=30cm,the shock wave height after 4 seconds is negative,with a minimum shock wave height of-0.4cm.

hydropower stationlandslidesshockwavehydrodynamic characteristicsnumerical simulation

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济南市济阳区汇泽水务工程有限公司,山东 济南 251400

水电站 滑坡 冲击波 水动力特性 数值模拟

2024

中国高新科技
中华预防医学会,国家食品安全风险评估中心

中国高新科技

ISSN:
年,卷(期):2024.(16)