以垃圾焚烧发电厂产生的飞灰为吸附剂,就飞灰对电镀废水中Cu2+的静态吸附特性进行了试验研究,着重探讨了平衡时间、pH值、飞灰剂量、溶液初始浓度等因素对Cu2+吸附效果的影响.结果表明,飞灰吸附处理电镀废水中Cu2+的吸附平衡时间为2 h;pH值是影响飞灰吸附废水中Cu2+的重要因素,pH=6时吸附效果最好,对Cu2+的去除率可达到87.01%;飞灰对Cu2+的吸附等温线较好地符合Henry模型和Freundlich模型,但不符合Langmuir模型.
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