基于正交试验的90°弯管冲刷腐蚀数值模拟及实验研究

杨湘愚, 关蕾, 李雨, 张永康, 王冠, 闫德俊

Numerical Simulation and Experimental Study on Erosion-corrosion of Square Elbow Based on Orthogonal Test

YANG Xiangyu, GUAN Lei, LI Yu, ZHANG Yongkang, WANG Guan, YAN Dejun

表3 实验12 h后1~5号电极开路电位及其极化曲线拟合数据

Table 3 OCP values of the electrodes 1-5 and fitting data of their polarization curves after 12 h experiment

Electrode OCP / V Ecorr / V ba / mv·dec-1 bc / mv·dec-1 Icorr / A·cm-2 1 -0.272±0.001 -0.296 77.88 189.75 2.321×10-5 2 -0.273±0.001 -0.291 73.87 189.57 2.498×10-5 3 -0.274±0.002 -0.286 73.07 192.27 2.688×10-5 4 -0.278±0.003 -0.284 74.15 186.32 3.127×10-5 5 -0.280±0.002 -0.285 75.95 179.92 3.422×10-5