the stability problems of steel structure are studied using the method of probability analysis and stability lower bound theorem from three respects.
本文以概率分析及安定下限定理的分析方法,从三个方面对钢结构的安定问题进行了研究。
based on the lower bound theorem of limit analysis theory, the admissible stress field is modeled using finite elements.
采用极限分析下限原理求解了巖土工程中基础的极限载力和边坡的安全系数。
moreover, the application of lower bound theorem is especially difficult.
特别是下限定理的应用困难很大。
safety factors of slope stability analysis and limit bearing capacities of footings were solved by adopting lower bound theorem of limit analysis.
采用极限分析下限原理求解了巖土工程中基础的极限载力和边坡的安全系数。
the upper bound and lower bound theorem of classical plasticity theory and corresponding fem is applied to analyze the bearing capacity of gravity dam for judging the stability of the dam.