简介 酸洗废水是为了清除金属表面氧化物,采用硫酸、硝酸、盐酸、氢氟酸及磷酸等酸进行酸洗法处理时而产生的废水。废水多来源于钢铁厂或电镀厂,pH值一般在1.5以下(游离酸0.5-2%),呈强酸性,采用中和法对废水进行处理,常采用的中和剂有石灰、白云石及氧化镁、阻滞分离法。
本试验研究为皂素酸洗废水的彻底治理奠定了试验基础。
This experiment founded the testing basis for the thoroughly disposal of the acidic dioscorea wastewater.
对膜生物反应器处理柠檬酸酸洗废水中膜的清洗进行了研究,通过不同的清洗方法对膜通量的恢复程度进行评价。
By studying on the characters of membrane cleaning in the membrane bioreactor process, the recovery effect of the membrane flux with various cleaning method is evaluated.
介绍了酸洗工艺及生产过程中废水、废气、废渣等污染物产生的来源。
Pickling process and sources of wastewater, exhaust gas and waste residue were introduced.
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