水解酸化工艺预处理腈纶废水的研究  

Research on Pretreatment of ACrylic Fiber Wastewater by Hydrolytic Acidification Process

作　　者：孙莉婷[1] 王亚娥[1] 李杰[1] 周岳溪[2] 蒋进元[2] 刘向宇[3] 

机构地区：[1]兰州交通大学环境与市政工程学院,甘肃兰州730070 [2]中国环境科学研究院,北京100012 [3]吉林油田勘察设计院,吉林松原138000

出　　处：《广东化工》2011年第3期154-156,153,共4页Guangdong Chemical Industry

基　　金：国家水体污染控制与治理科技重大专项"松花江重污染行业有毒有机物减排关键技术及工程示范"(2008ZX07207-004)

摘　　要：采用水解酸化工艺预处理腈纶废水,通过投加微生物固定化载体结合高效微生物对工艺过程进行优化,并对其进行了相关研究。在处理过程中有很多影响因素对水解酸化过程的速度和效率有重要的影响,并直接影响到水解酸化反应器的出水水质及处理效果。实验中主要考察了水力停留时间、进水CODCr负荷和温度等影响因素对水解酸化反应器出水的影响,同时考察了水解酸化反应器稳定运行后对废水可生化性的改善,以水解酸化反应器进出水的CODCr为主要指标进行监测,对类似的废水处理有一定的借鉴价值。A study was conducted on hydrolytic acidification process pretreating acrylic fiber wastewater,optimization of processing can make its whole treatment system more efficient by adding microorganisms immobilized carrier combine efficient biological bacteria to hydrolysis acidification processing.There are many influence factors which could affect the speed and efficiency of hydrolytic acidification process,and it could directly impact the effluent quality and treatment effect of hydrolytic acidification tank.The paper is mainly discuss the influence of effluent by hydraulic retention time,influent load and temperature and other influence factors on hydrolytic acidification tank,while inspecting the biodegradability of wastewater improvement of hydrolytic acidification tank after stable operation,By the CODCr of inlet and outlet water of hydrolysis acidification reactor as the main monitoring index,getting great reference value to similar wastewater treatment.

关 键 词：水解酸化 腈纶废水 预处理 微生物固定化载体 高效微生物 

分 类 号：X5[环境科学与工程—环境工程]