超高韧性水泥基复合材料的波传播试验研究

李庆华,舒程岚青

Experimental study on stress wave propagation in ultra high toughness cementitious composites

Qing-hua LI,Cheng-lan-qing SHU

表 3 峰值法得到的波速计算结果

Tab.3 Wave velocity calculation results obtained by peak value method

I/MPa UI/V UR/V C2/（km·s−1） 0.18 0.637 60 −0.574 7 1.263 8 0.18 0.127 30 −0.121 8 0.538 0 0.25 0.216 10 −0.191 8 1.449 5 0.30 2.538 40 −2.292 2 1.240 9 0.45 3.296 96 −2.782 0 2.063 1