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砂性土中海上风电单桩基础水平极限承载力确定方法对比

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总结已有的3类单桩基础的水平极限承载力确定方法,分别为极限平衡法、p-y曲线法和定性方法,并结合试验实例研究采用不同方法计算得到的水平极限承载力之间的差异性.结果表明:不同方法求得的结果差异性较大,最大差距可达38.84%.鉴于无统一的方法,以及采用不同方法得到的结果差异性较大,单桩基础的水平极限承载力确定还需要进一步研究.
Comparation of Determination Methods of Horizontal Ultimate Bearing Capacity of Offshore Wind Power Monopile Foundation in Sandy Soil
The existing three types of determination methods of offshore wind power monopile foundation are summarized,which are limit equilibrium method,p-y curve method and qualitative method,and the difference in the horizontal ultimate bearing capacity calculated by different methods is studied combined with the test cases.The results show that the results obtained by different methods are quite different,and the maximum gap can reach 38.84%.Since there is no uniform method and the results obtained by different methods vary greatly,further research is needed to determine the horizontal ultimate bearing capacity of the monopile foundation.

offshore wind powermonopile foundationpile-soil interactionhorizontal ultimate bearing capacityp-y curve

吴桐、马宏旺、陈昱霖

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上海交通大学土木工程系,上海 200240

海上风电 单桩基础 桩-土作用 水平极限承载力 p-y曲线

国家重点研发计划

2019YFB1503700

2024

中国海洋平台
中国船舶工业集团公司第十一研究所

中国海洋平台

CSTPCD
影响因子:0.271
ISSN:1001-4500
年,卷(期):2024.39(2)
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