舰船海水管系中紫铜/钢制管道耦接后电偶腐蚀的数值模拟研究

王炳钦, 张晓莲, 雍兴跃, 周欢, 高新华

Numerical Simulation of Galvanic Corrosion of TP2Y Copper Pipes Coupled with Steel Pipes in a Seawater Pipe Systems of Ships

WANG Bingqin, ZHANG Xiaolian, YONG Xingyue, ZHOU Huan, GAO Xinhua

图5 紫铜与#20钢管道 (DN50) 直接连接后流速对管道内表面电位分布及电流密度的影响

Fig.5 Effects of flow rates on potential distributions (a~d) and current density (e~h) of the inner surface for TP2Y pipes directly coupled with #20 steel pipes: (a, e) v=1 m/s, (b, f) v=3 m/s, (c, g) v=5 m/s, (d, h) v=10 m/s