高铁动态交流干扰下管道钢的腐蚀行为试验研究

邓佳丽, 闫茂成, 高博文, 张辉

Corrosion Behavior of Pipeline Steel Under High-speed Railway Dynamic AC Interference

DENG Jiali, YAN Maocheng, GAO Bowen, ZHANG Hui

表1 动态交流干扰条件下的实验参数设置

Table 1 Experimental parameter settings under dynamic AC interference conditions

Test condition	CP potential V_SCE	AC interference A·m^-2	Interference time min	Interval time min	Total test time / d	Corrosion rate mm / a
CP+100 A·m^-2 AC	-1.00 V	100	4	6	5	0.024
CP+ 300A·m^-2 AC	-1.00 V	300	4	6	5	0.092
100 A·m^-2 AC	OCP	100	4	6	5	0.046
300 A·m^-2 AC	OCP	300	4	6	5	0.195