D-氨基酸对不同钢材混合菌腐蚀行为的影响
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胥聪敏, 张津瑞, 朱文胜, 杨兴, 姚攀, 李雪丽
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Effect of D-amino Acids on Corrosion Behavior of Different Steels due to Mixed Bacteria
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XU Congmin, ZHANG Jinrui, ZHU Wensheng, YANG Xing, YAO Pan, LI Xueli
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表6 三种钢材在SRB+IOB培养基中腐蚀14 d后的EIS拟合数据
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Table 6 EIS fitting data of three steels after 14 d immersion in SRB+IOB medium without industrial bactericide group with bndustrial bactericide group
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| Steels | Equivalent circuit model | Rs / Ω·cm2 | Yf / sn Ω-1·cm-2 | nf | Rf / Ω·cm2 | Ydl / sn Ω-1·cm-2 | ndl | Rct / Ω·cm2 | ZW / Ω-1 |
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| Without | 20# | Fig.6a | 14.5 | 2.46×10-2 | 0.832 | 58.5 | 3.46×10-2 | 0.866 | 124 | - | | industrial bactericide | N80 | Fig.6a | 6.74 | 2.51×10-2 | 1 | 48.02 | 3.93×10-2 | 1 | 146 | - | | group | P110 | Fig.6a | 13.7 | 7.55×10-3 | 1 | 21.8 | 1.37×10-2 | 1 | 118 | - | | With | 20# | Fig.6b | 5.69 | 2.94×10-2 | 1 | 27.1 | 5.12×10-3 | 0.538 | 1.41×103 | 5.69 | | industrial bactericide | N80 | Fig.6a | 7.71 | 2.56×10-3 | 0.828 | 1.58×103 | 3.96×10-3 | 0.992 | 129 | - | | group | P110 | Fig.6a | 3.12 | 9.07×10-3 | 1 | 64.5 | 1.13×10-2 | 1 | 111 | - |
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