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出 处:《化工管理》2018年第34期55-57,共3页Chemical Engineering Management
摘 要:为了有效的解决黑臭水体所造成的河道污染问题,采用集超微孔软管曝气技术(RSH)和生物处理技术(AOS)于一体的生物反应器对黑臭水体进行净化分析。研究了该生物反应器在不同进水温度、不同进水负荷条件下对黑臭水体的修复能力。实验结果表明:当系统运行稳定后,AOS生物反应器对水体的黑臭消除效果显著,水体透明度由开始的4cm左右提高到30cm左右。不同进水温度、不同进水负荷条件下COD_(cr)、氨氮的浓度也显著降低,去除率均在79.23%和87.51%以上,出水水质指标符合《地表水环境质量标准GB 3838—2002》的V类标准,说明该AOS生物反应器是一种适用于黑臭水体的原位修复技术。In order to solve the problem of river pollution caused by black-odor water effectively,The RSH-AOS in-situ remediation technique was used to purify black-odor water.The remediation of AOS to the black-odor water under different water temperature and hydraulic loading was studied.Experimental results indicated that after the system was stabled,The AOS in-situ remediation technique was effective in eliminating black-odor phenomenon of the water.the water transparency went from 4 cm to 30 cm.Under different water temperature and hydraulic loading,the concentration of COD and NH3-N were also significantly reduced,the removal rates were about 79.23%and 87.51%respectively.The effluent water quality could reach the requirements of class V index of《Surface water environmental quality standards GB 3838-2002》.Therefore,it is a suitable remediation technique to the black-odor water.
关 键 词:黑臭水体 超微孔软管曝气技术 生物处理技术 原位修复 生物反应器
分 类 号:X52[环境科学与工程—环境工程]
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