含腐蚀缺陷氢气管道局部氢浓度有限元模拟分析

崔德春, 熊亮, 于邦廷, 吴浩志, 董绍华, 陈林

Finite Element Analysis of Local Hydrogen Concentration in Hydrogen Pipeline With Corrosion Defects

CUI Dechun, XIONG Liang, YU Bangting, WU Haozhi, DONG Shaohua, CHEN Lin

图4 6~10 MPa内压下内部和外部腐蚀缺陷处von Mises应力(MPa)分布

Fig.4 Distributions of von Mises stresses (MPa) at internal (a-c) and external (d-f) corrosion defects under an internal pressure of 6 MPa (a, d), 8 MPa (b, e) and 10 MPa (c, f)