CFRP-木结构波纹钢填板螺栓节点力学性能正交试验研究

郭轩,徐忠根,赵亚涛,钟丹云

Orthogonal experimental study on mechanical properties of CFRP-bolted timber joints with slotted-in corrugated steel plates

Xuan GUO,Zhonggen XU,Yatao ZHAO,Danyun ZHONG

表 5 主要力学性能参数方差分析

Tab.5 Variance analysis of main mechanical property parameters

力学性能参数 因素（来源） Q df MS VS Sig ke λ 0.070 3 0.023 0.254 0.048 h 2.179 3 1.060 11.494 0.002 θ 0.129 3 0.043 0.465 0.025 t 3.050 3 0.683 7.414 0.000 n 0.140 3 0.047 0.506 0.017 Fmax λ 346.140 3 115.380 21.792 0.030 h 1060.310 3 353.437 66.755 0.000 θ 955.105 3 318.368 60.131 0.000 t 603.177 3 201.059 37.975 0.000 n 416.372 3 138.791 26.214 0.020 D λ 5.349 3 1.783 268.445 0.000 h 14.880 3 4.960 746.823 0.000 θ 22.003 3 7.334 1104.279 0.000 t 1.574 3 0.525 78.985 0.010 n 2.424 3 0.808 121.672 0.003 ke 误差 2.950 32 0.092 — — Fmax 169.425 32 5.295 — — D 0.213 32 0.007 — — ke 总计 798.269 48 — — — Fmax 119 369.595 48 — — — D 365.434 48 — — —