NaPO3与SDBS缓蚀剂对AZ31镁合金空气电池在NaCl电解液中放电性能的影响

李亚琼,马景灵,王广欣,朱宇杰,宋永发,张景丽

Effect of Sodium Phosphate and Sodium Dodecylbenzene-sulfonate on Discharge Performance of AZ31 Magnesium Air Battery

Yaqiong LI,Jingling MA,Guangxin WANG,Yujie ZHU,Yongfa SONG,Jingli ZHANG

表3 AZ31镁合金在不同缓蚀剂溶液中等效电路图的拟合数据

Table 3 Fitting data of AC impedance of AZ31 Mg-alloy in 3.5%NaCl solutions with different corrosion inhibitors

Inhibitor Rs/ Ω·cm2 CPE / ×10-5μF·cm-2 n Rt/ Ω·cm2 R1/ Ω·cm2 L/ H·cm-2 IE / % Blank 4.736 1.390 0.9472 361 127.6 102.4 --- NaPO3 5.373 3.855 0.9062 1967 4628 2689.0 81.6 SDBS 8.676 1.392 0.9294 476 222 215.3 24.0 NaPO3+SDBS 5.184 4.475 0.8942 3190 --- --- 88.7