Characteristics of Vanadium-Based Coal Gasification Slag and the NH3-Selective Catalytic Reduction of NO
Abstract
:1. Introduction
2. Results and Discussion
2.1. Effect of Carrier
2.2. Effect of V Loading
2.3. Effect of Atmosphere
2.4. Effect of Reaction Temperature
2.5. The Physical Properties of CGS
2.6. Thermo Gravimetric (TG) and Derivative Thermo Gravimetric (DTG
2.7. XRD
2.8. XPS
2.9. FTIR
2.10. SEM-EDS
2.11. NH3-TPD
2.12. H2-TPR
3. Materials and Methods
3.1. Preparation of Supports and Catalysts
3.2. Catalytic Activity Test
3.3. Catalysts Characterization
4. Conclusions
Author Contributions
Acknowledgments
Conflicts of Interest
References
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Samples | BET Surface Area (m2/g) | Micro-Pore Area (m2/g) | Mesopore Volume (cm3/g) | Micro-Pore Volume (cm3/g) |
---|---|---|---|---|
CGS1 | 212.8 | 94.5 | 0.13 | 0.04 |
CGS2 | 318.7 | 93.1 | 0.27 | 0.04 |
CGS3 | 311.4 | 111.0 | 0.18 | 0.05 |
V1/CGS3 fresh | 321.5 | 115.6 | 0.19 | 0.05 |
V1/CGS3 used | 203.5 | 61.2 | 0.15 | 0.03 |
Samples | Composition (wt %) | ||||||
---|---|---|---|---|---|---|---|
SiO2 | Fe2O3 | CaO | Al2O3 | Na2O | TiO2 | V2O5 | |
CGS1 | 14.5 | 20.0 | 7.9 | 3.9 | 0.8 | 0.2 | 0 |
CGS2 | 12.8 | 6.4 | 5.1 | 5.1 | 0.8 | 0.2 | 0 |
CGS3 | 11.9 | 3.0 | 2.9 | 3.1 | 0.5 | 0.1 | 0 |
V1/CGS3 fresh | 8.9 | 2.9 | 2.6 | 2.6 | 0.4 | 0.1 | 1.3 |
V1/CGS3 used | 7.4 | 2.5 | 3.0 | 2.3 | 0.3 | 0.1 | 1.0 |
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Han, F.; Gao, Y.; Huo, Q.; Han, L.; Wang, J.; Bao, W.; Chang, L. Characteristics of Vanadium-Based Coal Gasification Slag and the NH3-Selective Catalytic Reduction of NO. Catalysts 2018, 8, 327. https://doi.org/10.3390/catal8080327
Han F, Gao Y, Huo Q, Han L, Wang J, Bao W, Chang L. Characteristics of Vanadium-Based Coal Gasification Slag and the NH3-Selective Catalytic Reduction of NO. Catalysts. 2018; 8(8):327. https://doi.org/10.3390/catal8080327
Chicago/Turabian StyleHan, Fang, Yanchun Gao, Qihuang Huo, Lina Han, Jiancheng Wang, Weiren Bao, and Liping Chang. 2018. "Characteristics of Vanadium-Based Coal Gasification Slag and the NH3-Selective Catalytic Reduction of NO" Catalysts 8, no. 8: 327. https://doi.org/10.3390/catal8080327