【摘要】 基于结构系统可靠性分析的高精度公式和PNET法,导出了桁架结构系统可靠度的敏度分析表达式。算例表明本文导出的敏度分析表达式是正确而有效的。从而使高效率地进行基于可靠性的结构优化设计成为可能。更多还原

【Abstract】 Based on the high accuracy formula and PNET method, the expressions of sensitivity analysis for truss structural system reliability are derived in this paper. Computational results for some examples show that the expressions of sensitivity analysis derived by this paper are correct and effective, thus making it possible for the optimal reliability based design to be carried on with high efficiency.更多还原