粉煤灰处理废水研究进展

Research Progress on Coal Ash Treating Wastewater

粉煤灰是一种工业固体废弃物,污染土壤,危害人体健康和生态环境,将其变废为宝非常必要。以粉煤灰作为吸附剂来处理各种废水具有成本低廉,操作简便的特点。同时还具有以废治废,综合利用的特点。本文对粉煤灰废水处理机理进行了分析和探讨,介绍了粉煤灰处理各种废水的研究现状及应用情况,指出了应用当中存在的问题及今后的研究方向。

Coal ash is a kind of industrial solid waste,contaminating soil,endangering human health and the environment.It is necessary to turn waste into treasure.Using coal ash as adsorbent to treat many kinds of wastewater has the advantages of low cost,simple operation.And it also has the characteristics of using waste to treat waste,comprehensive utilization.The mechanism of wastewater treatment of coal ash was analyzed and discussed.The research status and application of coal ash to treat wastewater were introduced and the existing problems and research directions in future were pointed out.