铝空气电池Al-Zn-In-Mg-Ga-Mn合金阳极的电化学性能

吴厚燃, 段体岗, 马力, 邵刚勤, 张恒宇, 张海兵

Electrochemical Performance of Al-Zn-In-Mg-Ga-Mn Alloys as Anodes for Al-Air Batteries

WU Houran, DUAN Tigang, MA Li, SHAO Gangqin, ZHANG Hengyu, ZHANG Haibing

表1 纯Al和Al-Zn-In-Mg-Ga-Mn合金阳极的自腐蚀参数

Table 1 Free corrosion parameters of pure Al and Al-Zn-In-Mg-Ga-Mn anodes in 2 mol/L NaCl and 4 mol/L KOH solutions

Solutions Samples ∆W/ mg Free corrosion rate / mg·cm-2·h-1 Average corrosion depth / mm Maximum corrosion depth / mm 2 mol/L NaCl Pure Al 11.7 0.2438 0.123 0.18 Al-Zn-In-Mg-Ga-Mn 1.4 0.0292 0.066 0.12 4 mol/L KOH Pure Al 84.0 42.0 0.377 0.70 Al-Zn-In-Mg-Ga-Mn 53.8 26.9 0.239 0.37