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不同参数对水闸底板内力的影响分析

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环境因素和周边荷载对水闸的安全性和稳定性有不利影响。文章基于某水闸工程,通过数值模拟软件,研究不同影响因素对水闸底板内力的影响。结果表明:水闸底板两端比水闸底板中间段更易发生应力集中,岩基深度和墩厚对水闸地基反力影响有限。岩基深度越大,底板受到的垂直荷载越大,从而增加底板表面的压力。为确保水闸的安全性,在提高地基刚度减少应力集中的同时,增加闸墩的厚度和底板厚度,能减小底板在跨中位置的弯曲程度。
Analysis of the influence of different parameters on the internal force of sluice floor
Environmental factors and surrounding loads have adverse effects on the safety and stability of sluices.Therefore,based on a sluice project,this paper studies the influence of different influencing factors on the internal force of sluice floor through numerical simulation software.The results show that compared with the stress concentration at both ends of the sluice floor in the middle section of the sluice floor,the influence of rock foundation depth and pier thickness on the foundation reaction force of the sluice is limited.The greater the depth of the bedrock,the greater the vertical load on the floor,thereby increasing the pressure on the floor surface.In order to ensure the safety of the sluice,while improving the stiffness of the foundation to reduce stress concentration,the thickness of the pier and the thickness of the bottom plate are increased to reduce the bending degree of the bottom plate at the mid-span position.

sluiceinternal force of floorparameter analysis

伍仕祥

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金湖县水务局,江苏 淮安 211600

水闸 底板内力 参数分析

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.(2)
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