基于证据理论的结构高维全场响应不确定性分析

赵越,张金鹤,智晋宁

Uncertainty analysis of high-dimensional full-field structural response based on evidence theory

Yue ZHAO,Jinhe ZHANG,Jinning ZHI

表1 桁架结构不确定性参数量化形式

Table 1 Quantitative forms of uncertainty parameters in truss structure

Et Dt At 焦元/1011Pa BPA 焦元/(103kg/m3) BPA 焦元/cm2 BPA [1.82, 1.83] 0.10 [7.85, 7.90] 0.05 [1.60, 1.61] 0.25 [1.83, 1.84] 0.25 [7.90, 7.95] 0.20 [1.61, 1.62] 0.40 [1.84, 1.85] 0.40 [7.95, 8.00] 0.40 [1.62, 1.63] 0.20 [1.85, 1.86] 0.20 [8.00, 8.05] 0.25 [1.63, 1.64] 0.10 [1.86, 1.87] 0.05 [8.05, 8.10] 0.10 [1.64, 1.65] 0.05