A Turbulent Mass Diffusivity Model for Predicting Species Concentration Distribution in the Biodegradation of Phenol Wastewater in an Airlift Reactor
Abstract
:1. Introduction
2. Simulated Case
3. Model Equations
3.1. Continuity Equations
3.2. Momentum Conservation Equations
3.3. Bubble Size Distribution (PBM)
3.4. Species Conservation Equations
3.5. Microbial Kinetics
4. Simulation Setup
5. Results and Discussion
5.1. The Hydrodynamic and Mass Transfer Performance of Rectangle ALR
5.2. Comparison between Different Structures of ALRs
6. Conclusions
Author Contributions
Funding
Data Availability Statement
Conflicts of Interest
References
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Type of ALR | Volume-Averaged Gas Holdup | Volume-Averaged Sauter Bubble Size (m) | Volume-Averaged Shear Stress (kg·m−1s−2) |
---|---|---|---|
original | 0.053 | 0.0092 | 3.798 |
novel | 0.073 | 0.0079 | 1.370 |
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Li, L.; Hao, R.; Jin, X.; Hao, Y.; Fu, C.; Zhang, C.; Gu, X. A Turbulent Mass Diffusivity Model for Predicting Species Concentration Distribution in the Biodegradation of Phenol Wastewater in an Airlift Reactor. Processes 2023, 11, 484. https://doi.org/10.3390/pr11020484
Li L, Hao R, Jin X, Hao Y, Fu C, Zhang C, Gu X. A Turbulent Mass Diffusivity Model for Predicting Species Concentration Distribution in the Biodegradation of Phenol Wastewater in an Airlift Reactor. Processes. 2023; 11(2):484. https://doi.org/10.3390/pr11020484
Chicago/Turabian StyleLi, Liang, Runqiu Hao, Xiaoxia Jin, Yachao Hao, Chunming Fu, Chengkai Zhang, and Xihui Gu. 2023. "A Turbulent Mass Diffusivity Model for Predicting Species Concentration Distribution in the Biodegradation of Phenol Wastewater in an Airlift Reactor" Processes 11, no. 2: 484. https://doi.org/10.3390/pr11020484