含双腐蚀缺陷管道的氢浓度分布模拟

郭诗雯, 吴浩志, 董绍华, 陈林, 程玉峰

Simulation of Hydrogen Distribution in Pipeline with Double Corrosion Defects

GUO Shiwen, WU Haozhi, DONG Shaohua, CHEN Lin, CHENG Frank

表2 不同缺陷长度下，不同间距的双缺陷处氢浓度最大值

Table 2 Maximum hydrogen concentrations at double defects with different lengths and different spacing under different tensile strains (mol/m3)

Tensile strain/% Defect length/mm 8 10 12 0 10 10 10 0.1 10.14 10.09 10.06 0.2 10.73 10.55 10.43 0.5 11.23 10.98 10.79* 0.6 11.32 11.08* 10.95* 1 11.88* 11.68* 11.46* 2 13.21* 13.01* 12.53* 3 14.01* 13.91* 13.36*