混凝土配重层对近海海底钢质管道阴极保护效果的影响
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王萌萌, 曹国民, 孟繁兴, 李天亮, 宋沁峰, 单太航, 董亮
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Influence of Concrete Counterweight Layer on Cathodic Protection Effect of Nearshore Submarine Steel Pipes
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WANG Mengmeng, CAO Guomin, MENG Fanxing, LI Tianliang, SONG Qinfeng, SHAN Taihang, DONG Liang
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表3 在静态海水和海泥中带混凝土层X60钢稳态极化数据
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Table 3 Steady-state polarization data of concrete weighted X60 steel in static environment
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| 5‰ salinity seawater | 16.8‰ salinity seawater | 26.7‰ salinity seawater | Sea mud |
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| Ep, CSE / mV | I / mA·m-2 | Ep, CSE / mV | I / mA·m-2 | Ep, CSE / mV | I / mA·m-2 | Ep, CSE / mV | I / mA·m-2 |
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| -574 | 0 | -591 | 0 | -604 | 0 | -562 | 0 | | -867 | 23.428 | -834 | 42.341 | -868 | 56.427 | -829 | 16.338 | | -945 | 26.204 | -880 | 73.960 | -947 | 77.533 | -896 | 18.221 | | -1011 | 36.321 | -978 | 103.107 | -1019 | 169.121 | -1010 | 24.073 | | -1068 | 52.883 | -1076 | 173.679 | -1081 | 228.427 | -1081 | 34.603 | | -1120 | 75.333 | -1151 | 239.587 | -1149 | 316.116 | -1104 | 50.578 | | -1154 | 102.461 | -1201 | 311.849 | -1221 | 396.476 | -1167 | 91.378 |
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