海泥孔隙率对海底微生物燃料电池电化学性能影响及有机质扩散分析

李洋, 刘志, 宰学荣, 黄翔, 陈岩, 曹亚俐, 张怀静, 付玉彬

Effect of Sediment Porosity on Electrochemical Performance of Marine Sediment Microbial Fuel Cells and Analysis of Organic Matter Diffusion

LI Yang, LIU Zhi, ZAI Xuerong, HUANG Xiang, CHEN Yan, CAO Yali, ZHANG Huaijing, FU Yubin

表9 不同孔隙率有机质水平扩散系数

Tab.9 Horizontal diffusion coefficient of organic matter with different porosities

样品 Φ/% ∂ c ∂ x Jm/[mg· (m2·s)-1] Dm/ (m2·s-1) 单位时间 产电量/ (J·d-1) MSMFC-0 38.4 -0.398 0.0129 0.32 14.46 MSMFC-1 45.2 -0.292 0.0143 0.48 16.08 MSMFC-2 49.6 -0.282 0.0126 0.44 14.15 MSMFC-3 52.0 -0.296 0.0133 0.45 14.93