| 浸没式膜生物反应器中气含率的研究 |
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| 引用本文： | 李瑞芳,邢世录,田瑞,李春丽,乔波波,李芳.浸没式膜生物反应器中气含率的研究[J].环境工程,2011(Z1). |
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| 作者姓名： | 李瑞芳 邢世录 田瑞 李春丽 乔波波 李芳 |
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| 作者单位： | 内蒙古工业大学能源与动力工程学院;内蒙古可再生能源重点实验室; |
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| 基金项目： | 内蒙古自然科学基金重大项目(2010ZD11) |
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| 摘 要： | 通过对浸没式膜生物反应器中总平均气相含率、下降区气含率和上升区气含率的测量和研究,实验表明:反应器运行的适宜工况流量为:100~300 m3/h之间,曝气量:2.5~7.5 m3/h;验证了静压差法测量气含率的方法在膜生物反应器中的适用性;根据测量数据分析得出膜生物反应器中总平均气含率随曝气量的增大而增加,整个下降区气含率及计算得到的上升区气含率都稳定增大,但下降区内部每段气含率呈现余弦曲线的变化规律。
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| 关 键 词： | 浸没式膜生物反应器 气液两相流 曝气量 气含率 |
STUDY ON GAS HOLD UP IN SUBMERGED MEMBRANE BIOREACTOR |
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| Li Ruifang Xing Shilu Tian Rui, Li Chunli Qiao Bobo Li Fang.STUDY ON GAS HOLD UP IN SUBMERGED MEMBRANE BIOREACTOR[J].Environmental Engineering,2011(Z1). |
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| Authors: | Li Ruifang Xing Shilu Tian Rui Li Chunli Qiao Bobo Li Fang |
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| Institution: | Li Ruifang1 Xing Shilu1 Tian Rui1,2 Li Chunli1 Qiao Bobo1 Li Fang1(1.School of Energy and Power Engineering,Inner Mongolia University of Technology,Hohhot 010051,China,2.Key Laboratory of Renewable Energy,China) |
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| Abstract: | It has been done the measurement and study on total average gas holdup rate,drop area holdup rate and rising gas holdup rate in submerged membrane bioreactor,the result shows that the suitable conditions for the react operation are:the rate of flow 100~300 m3/h and the aeration 2.5~7.5 m3/h;which verified the applicability of static differential pressure method for gas holdup rate in submerged membrane bioreactor.According to the data that total average gas holdup rate is constantly increased with the incre... |
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| Keywords: | submerged membrane bioreactor gas-liquid flow aeration gas hold up rate |
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