外转塔单点FPSO中水浮筒拆除打捞分析  

Removal Analysis of External Turret Single Point FPSO Mid-Water Buoy

作　　者：高巍 李晓明 易丛 高一迪 GAO Wei;LI Xiaoming;YI Cong;GAO Yidi(CNOOC Research Institute Ltd.,Beijing 100028,China;Offshore Oil Engineering Co.Ltd.,Tianjin 300461,China)

机构地区：[1]中海油研究总院有限责任公司,北京100028 [2]海洋石油工程股份有限公司,天津300461

出　　处：《海洋石油》2024年第1期102-108,共7页Offshore Oil

摘　　要：该文以某油田退役FPSO柔性立管中水浮筒的拆除工作为研究目标,对中水浮筒拆除方案进行研究,对进行拆除作业的工作船吊机能力进行静力与耦合动力校核,对中水浮筒起吊过程中结构安全进行分析评估并给出相关建议。分析结果表明,工作船吊机能力满足中水浮筒拆除吊装作业要求,中水浮筒结构安全满足要求,相关分析方法和流程可供类似项目借鉴参考。Taking a retired FPSO's flexible riser mid-water buoy removal operation in an oilfield as the research target,the study of midwater buoy removal scheme is carried out,static and coupled dynamic lifting analysis is conducted to inspect the ability of MPV's crane capacity.Structure strength analysis and evaluation of mid-water buoy during the lifting process is performed and advice is given.The analysis results indicate that the ability of MPV's crane capacity meets the requirements for dismantling and hoisting of the mid-water buoy,and the structural safety of the mid-water buoy meets the requirements as well.Analysis methods and processes can be used as reference for similar projects.

关 键 词：水下设施拆除 中水浮筒 动力分析 吊装分析 

分 类 号：TE95[石油与天然气工程—石油机械设备]