It summarized and analyzed various kinds of methods for analysis of the strength of tanks . a new calculation model was proposed to form the practical and efficie nt method of tanks strength analysis . a numerical example was given to show the validity of the method proposed 简单分析和评述了油船结构强度计算的各种方法,从实用和高效的角度出发,提出用一个完整舱段和两个半舱段的计算模型来分析计算油船结构纵横强度的有限元直接计算方法,并对一艘实船进行了分析