An Experimental and Simulated Study on Gas-Liquid Flow and Mixing Behavior in an ISASMELT Furnace
Abstract
:1. Introduction
2. Experiment
2.1. Water-Model Experiment
2.2. Governing Equations
2.3. Numerical Methods and Boundary Conditions
2.4. Mesh Model
3. Results and Discussions
3.1. Gas-Liquid Distribution during Injection Process
3.2. Effect of Lance Submergence Depth and Swirler on Mixing Time
3.3. Effect of the Lance Diameter on Mixing Time
3.4. Effect of Gas Flow Rate on Mixing Time
4. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Parameters | ISASMELT Furnace | Water-Model |
---|---|---|
Furnace height H, m | 7.173 | 0.7173 |
Furnace diameter D, m | 3.84 | 0.384 |
Furnace bottom radius R, m | 5.00 | 0.5 |
Lance diameter d, m | 0.303–0.4 | 0.03–0.04 |
Liquid level h, m | 1.85–2 | 0.185 |
Lance submergence depth h’, m | 0.3 | 0.03–0.05 |
Swirler height h’’, m | 0.5 | 0.05 |
Total gas volume Q, Nm3/h | 30,000–32,000 | 45–60 |
Gas density ρg, kg/m3 | 1.36 | 1.25 |
Liquid density ρl, kg/m3 | 4500 (matte), 3500 (slag) | 1000 |
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Zhao, H.; Lu, T.; Yin, P.; Mu, L.; Liu, F. An Experimental and Simulated Study on Gas-Liquid Flow and Mixing Behavior in an ISASMELT Furnace. Metals 2019, 9, 565. https://doi.org/10.3390/met9050565
Zhao H, Lu T, Yin P, Mu L, Liu F. An Experimental and Simulated Study on Gas-Liquid Flow and Mixing Behavior in an ISASMELT Furnace. Metals. 2019; 9(5):565. https://doi.org/10.3390/met9050565
Chicago/Turabian StyleZhao, Hongliang, Tingting Lu, Pan Yin, Liangzhao Mu, and Fengqin Liu. 2019. "An Experimental and Simulated Study on Gas-Liquid Flow and Mixing Behavior in an ISASMELT Furnace" Metals 9, no. 5: 565. https://doi.org/10.3390/met9050565