Study of the Bearing Capacity at the Variable Cross-Section of A Riser- Surface Casing Composite Pil

• 作 者: LIU Run LIANG Chao
• 机 构: StateKeyLaboratoryofHydraulicEngineeringSimulationandSafety
• 出 处: 中国海洋工程:英文版
• 发表日期: 2021年2期
• 关键词: riser-surface casing composite pile variable cross-section bearing capacity coef
• 基金项目: This research was financially supported by the National Science Fund for Distinguished Young Scholars(Grant No.51825904),the National Science and Technology Major Project from the Ministry of Science

Reducing the cost of offshore platform construction is an urgent issue for marginal oilfield development.The offshore oil well structure includes a riser and a surface casing.The riser,surface casing and oil well cement can be considered special variable