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固定化生物累托石处理分散生活污水的研究(Ⅳ)——固定化生物累托石处理生活废水的反应动力学
Study on treating dispersing estate sewage by immobilized pillared clay mineral materials:Reaction kinetic of the treatment on sewage by immobilized biological rectorite
【摘要】 固定化生物累托石用于生活污水处理更具普适性.根据试验结果,通过反应—扩散基本方程的计算表明:固定化生物累托石处理生活污水体系降解COD的过程是由基质扩散控制的,当颗粒粒径为3 mm时,氧浓度随着半径的减少而迅速下降,当半径在0~0.8 mm的范围内,微生物处于缺氧甚至厌氧状态.
【Abstract】 This paper demanstrated that the ability of the immobilized biological rectorite adapt to the sewage is strong.After immobilization,there is little effect of environmental factors such as temperature,influent concentration,pH value on sewage.This shows that the immobilized system’s ability to adapt to the environment is strong and the treatment of sewage by immobilized biological rectorite is common and feasible.
【关键词】 生物累托石;
生活污水;
吸附机理;
生物降解反应;
【Key words】 biological rectorite; sewage; mechanism of the adsorption; biodegradation of the reaction;
【Key words】 biological rectorite; sewage; mechanism of the adsorption; biodegradation of the reaction;
【基金】 湖北省科技厅国际重点合作项目(2005CA008)
- 【文献出处】 武汉工程大学学报 ,Journal of Wuhan Institute of Technology , 编辑部邮箱 ,2009年03期
- 【分类号】X703
- 【被引频次】7
- 【下载频次】133