在弱极化区测量了H2 SO4溶液中表面改性铝电极的阳极极化曲线 .研究了表面覆盖层对极板在H2 SO4介质中电化学腐蚀性能的影响 .由弱极化区数据 ,利用Vicor程序分别计算了三个铝电极的腐蚀电流密度、阴、阳极Tafel参数 .同时研究了H2 SO4溶液中氢在铝电极上的过电势 .结果表明 ,在H2 SO4溶液中 ,离子注入铅的铝电极的耐蚀性最佳 ,且具有较高的析氢过电势 The anodic polarization curve of the surface modified aluminum electrode in H2 SO4 solution was measured in the weakly polarized area.The influence of the surface coating on the electrochemical corrosion performance of the electrode plate in H2 SO4 medium was studied.The data from the weakly polarized area, Vicor program were used to calculate the corrosion current density, cathode and anode Tafel parameters of the three aluminum electrodes respectively.At the same time, the overpotential of hydrogen on the aluminum electrode in H2 SO4 solution was also investigated.The results showed that the lead aluminum The electrode has the best corrosion resistance and high hydrogen evolution potential