| 物化/生化集成的生物造粒流化床处理污水技术 |
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| 引用本文： | 袁宏林,王芳,刘永军,王晓昌. 物化/生化集成的生物造粒流化床处理污水技术[J]. 中国给水排水, 2008, 24(12) |
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| 作者姓名： | 袁宏林 王芳 刘永军 王晓昌 |
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| 作者单位： | 西安建筑科技大学,环境与市政工程学院,陕西,西安,710055 |
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| 基金项目： | 国家高技术研究发展计划(863计划)，国家自然科学基金，陕西省教育厅资助项目 |
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| 摘 要： | 介绍了一种将上向流造粒流化床固液分离技术与好氧生物降解技术高度集成的生物造粒流化床处理污水新工艺,从其除污效率、造粒颗粒污泥的物理化学性质和形态、颗粒污泥的微生物特性等方面介绍了该工艺的特点.研究表明,生物造粒流化床在总水力停留时间仅为33min的条件下能同时完成混凝造粒、生物降解、固液分离等多个过程,对SS、COD、TP和TN的去除率可分别达到95%、90%、94%和40%左右,达到了与常规活性污泥法相当的二级处理效果.
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| 关 键 词： | 污水处理 生物造粒流化床 生物降解 固液分离 |
Fluidized Pellet Bed Bioreactor:Integrated Physicochemical/Biochemical Wastewater Treatment Technology |
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| YUAN Hong-lin,WANG Fang,LIU Yong-jun,WANG Xiao-chang. Fluidized Pellet Bed Bioreactor:Integrated Physicochemical/Biochemical Wastewater Treatment Technology[J]. China Water & Wastewater, 2008, 24(12) |
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| Authors: | YUAN Hong-lin WANG Fang LIU Yong-jun WANG Xiao-chang |
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| Affiliation: | YUAN Hong-lin,WANG Fang,LIU Yong-jun,WANG Xiao-chang(School of Environmental , Municipal Engineering,Xi'an University of Architecture , Technology,Xi'an 710055,China) |
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| Abstract: | A highly integrated new wastewater treatment process,fluidized pellet bed(FPB)bioreactor,which combines up-flow fluidized pellet bed solid/liquid separation technology and aerobic biological degradation technology is introduced.The characteristics of this process is described from aspects of pollutants removal effects in FPB bioreactor,physical/chemical properties and morphology of pellet granular sludge,biological properties of granular sludge and so on.Researches show that within a total hydraulic retenti... |
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| Keywords: | wastewater treatment fluidized pellet bed bioreactor biological degradation solid/liquid separation |
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