黏土中水平受荷桩静力与循环p-y曲线的研究进展  

Research Progress on Static and Cyclic p-y Curves for Laterally Loaded Piles in Clay

作　　者：华楠 孙长江 张文龙 童森杰 HUA Nan;SUN Changjiang;ZHANG Wenlong;TONG Senjie(Powerchina International Group Ltd.,Beijing 100036,China;Powerchina Huadong Engineering Corporation,Hangzhou 311122,China)

机构地区：[1]中国电建集团国际工程有限公司,北京100036 [2]中国电建集团华东勘测设计研究院有限公司,浙江杭州311122

出　　处：《水电与新能源》2025年第1期12-15,共4页Hydropower and New Energy

摘　　要：准确预测和控制大直径单桩基础的侧向变形,对于确保海上风电设施的安全运行具有重要意义。针对传统p-y曲线在设计大直径单桩时的局限性,总结了黏土静力p-y曲线研究进展,分析了多种p-y曲线模型的优缺点,讨论了构造循环p-y曲线时,黏土的刚度和强度弱化的描述方法,最后展望了未来的研究方向。Accurate prediction and control of the lateral deformation of large diameter single pile foundations is of great significance for the safe operation of offshore wind power facilities.While,traditional p-y curves are of certain limitations in designing large diameter single piles.Thus,research progress on static p-y curves of clay is summarized.The advantages and disadvantages of various p-y curve models are analyzed.The description approaches of the weakening of the stiffness and strength of clay when constructing cyclic p-y curves are discussed.At last,the future research directions are forecasted.

关 键 词：P-Y曲线 黏土 水平受荷桩 

分 类 号：TU473[建筑科学—结构工程]