LNG双金属全容罐基础设计方法探讨  

Discussion on Foundation Design of LNG Bimetallic Full Capacity Storage Tank

作　　者：曹艳 CAO Yan(Shanghai Gas Engineering Engineering Design&Research Co.,Ltd.)

机构地区：[1]上海燃气工程设计研究有限公司

出　　处：《上海煤气》2021年第4期5-9,共5页Shanghai Gas

摘　　要：随着LNG(液化天然气)项目的大规模建设,双金属全容罐已经成为当今国际LNG储罐设计的主流,其基础设计更是储罐设计的重要环节。简介了常用的基础形式,包括浅基础、低桩承台及高桩承台,并阐述了各类基础形式在设计和施工、投产运行中的优缺点,进行了选型分析比较。根据现行国内外规范标准,描述了基础结构设计过程的关键步骤,包括设计依据、荷载取值、荷载工况及效应组合,并针对软件模拟计算提供了抗震设计的验算方法。With the large-scale construction of LNG(liquefied natural gas)project,bimetallic full capacity storage tank has become the mainstream of international LNG tank design,and its foundation design is an important link of tank design.This paper briefly introduces the common foundation forms,including shallow foundation,low pile cap and high pile cap,expounds the advantages and disadvantages of various foundation forms in design,construction and operation,and makes type selection analysis and comparison.According to the current codes and standards at home and abroad,the key steps of foundation structure design process are described,including design basis,load value,load case and effect combination,and the checking calculation method of seismic design is provided for software simulation calculation.

关 键 词：LNG双金属全容罐 基础设计 荷载组合 抗震作用 

分 类 号：TE972[石油与天然气工程—石油机械设备]