电场强度对污水厂剩余污泥电渗深度脱水的影响
Energy and Environment(2018)
Abstract
以机械脱水后的剩余污泥为对象,研究电场强度对污泥电渗脱水的影响.试验表明,电渗脱水过程的前30min内污泥含水率下降迅速,可完成90%的脱水量,之后脱水速率则变得非常缓慢.Matlab拟合结果表明,整个过程中含水率随时间的变化曲线与二维高斯函数高度吻合(R2>0.99).泥饼两端的电场强度越大,电渗脱水效果越好,耗电量越大,阳极腐蚀量越小.
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