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物化-生化组合工艺处理提铜选矿药剂生产废水中试实验研究
引用本文:华金铭,魏可镁,郑起,郭晓珊,朱秋华. 物化-生化组合工艺处理提铜选矿药剂生产废水中试实验研究[J]. 环境工程学报, 2013, 7(1): 207-213
作者姓名:华金铭  魏可镁  郑起  郭晓珊  朱秋华
作者单位:1. 福州大学化学化工学院,福州 350002;紫金矿业集团股份有限公司紫金矿冶设计研究院,上杭 364200
2. 福州大学化学化工学院,福州,350002
3. 紫金矿业集团股份有限公司紫金矿冶设计研究院,上杭,364200
基金项目:紫金矿业集团股份有限公司(ZJKY2007(B)YB005)
摘    要:采用“预处理(酸化沉降+铁炭微电解+石灰中和)-生化(水解酸化+两级好氧生化)-深度处理(Fenton试剂催化氧化+石灰中和)”组合工艺对提铜选矿药剂生产废水进行现场中试实验研究,主要考察其COD去除、脱色、除味效果,重点考察生化单元运行特性及其对有机物的去除能力.实验结果表明,该组合工艺对该生产废水具有较好的净化效果,出水清澈透明、无气味,主要出水水质指标pH、色度、COD可以达到《污水综合排放标准(GB8976-1996)》二级标准.

关 键 词:铁炭微电解  水解酸化  好氧生化  催化氧化  选矿药剂生产废水
收稿时间:2011-07-06

Pilot study on treatment of wastewater from production of flotation reagent for extracting copper by physicochemical-biological process
Hua Jinming,Wei Kemei,Zheng Qi,Guo Xiaoshan and Zhu Qiuhua. Pilot study on treatment of wastewater from production of flotation reagent for extracting copper by physicochemical-biological process[J]. Techniques and Equipment for Environmental Pollution Control, 2013, 7(1): 207-213
Authors:Hua Jinming  Wei Kemei  Zheng Qi  Guo Xiaoshan  Zhu Qiuhua
Affiliation:1. College of Chemistry and Chemical Engineering, Fuzhou University, Fuzhou 350002, China;2. Zijin Research and Engineering Institute of Mining & Metallurgy, Zijin Mining Group Co.Ltd.,Shanghang 364200, China;1. College of Chemistry and Chemical Engineering, Fuzhou University, Fuzhou 350002, China;1. College of Chemistry and Chemical Engineering, Fuzhou University, Fuzhou 350002, China;2. Zijin Research and Engineering Institute of Mining & Metallurgy, Zijin Mining Group Co.Ltd.,Shanghang 364200, China;2. Zijin Research and Engineering Institute of Mining & Metallurgy, Zijin Mining Group Co.Ltd.,Shanghang 364200, China
Abstract:A pilot-scale field test was conducted on treatment of wastewater from production of flotation reagent for extracting copper, by the "acidification-sedimentation + Fe-C micro-electrolysis + lime neutralization + hydrolytic acidification + aerobic biological oxidation + catalytic oxidation by Fenton reagent + lime neutralization" process, and the removal efficiency of COD, decolourization and deodorization were investigated mainly. The test focused on the operating character of biochemical unit and its COD removal. The experimental results show that the combination technology can effectively decontaminate the wastewater. The ultimate effluent is clear, odorless, and its content of COD, chroma, pH etc will satisfy the class II criteria of the Integrated Wastewater Discharge Standard (GB8976-1996).
Keywords:Fe-C micro-electrolysis  hydrolytic acidification  aerobic biological oxidation catalytic oxidation  wastewater from production of flotation reagent
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