恩德炉废灰处理焦化废水

Journal of Heilongjiang Institute of Science and Technology(2014)

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Abstract
为达到恩德炉废灰以废治废的环保目的,以焦化废水原水为研究对象,采用黑龙江黑化集团有限公司的恩德炉废灰作为吸附剂,用单因素实验和正交实验考察恩德炉废灰投加量、温度、pH及吸附时间对焦化废水中主要有机污染物挥发酚去除率的影响规律.将恩德炉废灰去除率与粒状活性炭和粉末状活性炭两者作了对比实验.结果表明:恩德炉废灰的吸附效果优于市售的粒状活性炭.其在最佳反应条件下,即废灰用量2.0g,温度25℃,pH4.5,反应时间80 min的情况下处理废水,挥发酚去除率为91.61%,COD去除率为86.28%.
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Key words
coke plant wastewater,Ende gasifier waste ash,volatile phenol,COD,removal rate
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