程文,宋 策,周孝德.曝气池中气液两相流的数值模拟与实验研究[J].水利学报,2001,32(12):0032-0036 |
曝气池中气液两相流的数值模拟与实验研究 |
Experimental study and numerical model of gas-liquid two-phase flow in aeration tank |
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DOI: |
中文关键词: 曝气池 两相流 数值模拟 |
英文关键词: aeration tank two phase turbulent flow numerical model |
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中文摘要: |
曝气在活性污泥处理方法中起着重要的作用,而曝气池中气液两相流流动规律对曝气作用的影响又至关重要。本文通过实验研究了曝气池中气液两相流的流动问题。在此基础上建立了气液两相紊流的流动模型,并采用单位体积方法进行求解计算,经比较表明实测值与计算值吻合较好。 |
英文摘要: |
Aeration plays an important role in the treatment of activated sludge and the velocity of bubble rising in water is of critical effect upon aeration.Based on the experimental study, a K ε mathematical model for gas liquid two phase turbulent flow is established.The calculated result is in good agreement with experimental data. |
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