Osobine i efikasnost Pt/Al2O3 katalizatora u termo-akomulacionoj peći na čvrsto gorivo
Properties and efficiency of a Pt/Al2O3 catalyst applied in a solid fuel thermo-accumulating furnace
2007
Аутори
Belošević, Srđan V.Mladenović, Rastko
Dakić, Dragoljub
Paprika, Milijana J.
Erić, Aleksandar
Đurović, Dejan
Komatina, Mirko
Grbić, Boško
Radić, Nenad
Чланак у часопису (Објављена верзија)
Метаподаци
Приказ свих података о документуАпстракт
U prototipu termo-akumulacione peći na čvrsto gorivo, primenjen je Pt/Al2O3 katalizator, u obliku sfera veličine 3 ± 0.3 mm, sa ciljem da poveća efikasnost sagorevanja i naknadno sagori gasove unutar peći. Uticaj katalizatora na konverziju CO je eksperimentalno ispitan pri različitim operacionim režimima peći i pozicijama katalizatora. Prikazani su rezultati promene emisije CO u toku sagorevanja drveta i uglja. Istraživanja su pokazala značajan efekat katalizatora na smanjenje emisije CO, kao i značaj položaja katalizatora. Mikrostruktura katalizatora, ispitana selektivnom hemisorpcijom CO, je pokazala da u toku sagorevanja čvrstih goriva u peći dolazi do deponovanja ugljenika na katalizatoru što dovodi do blokiranja i smanjenja broja Pt aktivnih centara. .
A prototype of a solid fuel thermo-accumulating furnace has been developed. In order to achieve a higher combustion efficiency, a Pt/Al2O3 catalyst in the form of 3 ± 0.3 mm spheres was applied, which enabled further combustion of flue gases within the furnace. Experimental investigation of the influence of the catalyst on the conversion of CO has been done for different operation regimes and positions of the catalyst. Paper presents selected results regarding CO emission during wood and coal combustion. Investigations suggest a considerable effect of the catalyst and a strong influence of the catalyst position to CO emission reduction. The microstructure of the catalyst beads, characterized by selective chemisorption of CO, has shown the decrease of the number of Pt sites as a consequence of blockage by coke deposits formed during the combustion of solid fuel. .
Кључне речи:
thermo-accumulating furnace / solid fuel / Pt/Al2O3 catalyst / emission reductionИзвор:
Journal of The Serbian Chemical Society, 2007, 72, 8-9, 869-878Издавач:
- Srpsko hemijsko društvo, Beograd
DOI: 10.2298/JSC0709869B
ISSN: 0352-5139
WoS: 000249768600013
Scopus: 2-s2.0-34548412859
Колекције
Институција/група
Mašinski fakultetTY - JOUR AU - Belošević, Srđan V. AU - Mladenović, Rastko AU - Dakić, Dragoljub AU - Paprika, Milijana J. AU - Erić, Aleksandar AU - Đurović, Dejan AU - Komatina, Mirko AU - Grbić, Boško AU - Radić, Nenad PY - 2007 UR - https://machinery.mas.bg.ac.rs/handle/123456789/689 AB - U prototipu termo-akumulacione peći na čvrsto gorivo, primenjen je Pt/Al2O3 katalizator, u obliku sfera veličine 3 ± 0.3 mm, sa ciljem da poveća efikasnost sagorevanja i naknadno sagori gasove unutar peći. Uticaj katalizatora na konverziju CO je eksperimentalno ispitan pri različitim operacionim režimima peći i pozicijama katalizatora. Prikazani su rezultati promene emisije CO u toku sagorevanja drveta i uglja. Istraživanja su pokazala značajan efekat katalizatora na smanjenje emisije CO, kao i značaj položaja katalizatora. Mikrostruktura katalizatora, ispitana selektivnom hemisorpcijom CO, je pokazala da u toku sagorevanja čvrstih goriva u peći dolazi do deponovanja ugljenika na katalizatoru što dovodi do blokiranja i smanjenja broja Pt aktivnih centara. . AB - A prototype of a solid fuel thermo-accumulating furnace has been developed. In order to achieve a higher combustion efficiency, a Pt/Al2O3 catalyst in the form of 3 ± 0.3 mm spheres was applied, which enabled further combustion of flue gases within the furnace. Experimental investigation of the influence of the catalyst on the conversion of CO has been done for different operation regimes and positions of the catalyst. Paper presents selected results regarding CO emission during wood and coal combustion. Investigations suggest a considerable effect of the catalyst and a strong influence of the catalyst position to CO emission reduction. The microstructure of the catalyst beads, characterized by selective chemisorption of CO, has shown the decrease of the number of Pt sites as a consequence of blockage by coke deposits formed during the combustion of solid fuel. . PB - Srpsko hemijsko društvo, Beograd T2 - Journal of The Serbian Chemical Society T1 - Osobine i efikasnost Pt/Al2O3 katalizatora u termo-akomulacionoj peći na čvrsto gorivo T1 - Properties and efficiency of a Pt/Al2O3 catalyst applied in a solid fuel thermo-accumulating furnace EP - 878 IS - 8-9 SP - 869 VL - 72 DO - 10.2298/JSC0709869B ER -
@article{ author = "Belošević, Srđan V. and Mladenović, Rastko and Dakić, Dragoljub and Paprika, Milijana J. and Erić, Aleksandar and Đurović, Dejan and Komatina, Mirko and Grbić, Boško and Radić, Nenad", year = "2007", abstract = "U prototipu termo-akumulacione peći na čvrsto gorivo, primenjen je Pt/Al2O3 katalizator, u obliku sfera veličine 3 ± 0.3 mm, sa ciljem da poveća efikasnost sagorevanja i naknadno sagori gasove unutar peći. Uticaj katalizatora na konverziju CO je eksperimentalno ispitan pri različitim operacionim režimima peći i pozicijama katalizatora. Prikazani su rezultati promene emisije CO u toku sagorevanja drveta i uglja. Istraživanja su pokazala značajan efekat katalizatora na smanjenje emisije CO, kao i značaj položaja katalizatora. Mikrostruktura katalizatora, ispitana selektivnom hemisorpcijom CO, je pokazala da u toku sagorevanja čvrstih goriva u peći dolazi do deponovanja ugljenika na katalizatoru što dovodi do blokiranja i smanjenja broja Pt aktivnih centara. ., A prototype of a solid fuel thermo-accumulating furnace has been developed. In order to achieve a higher combustion efficiency, a Pt/Al2O3 catalyst in the form of 3 ± 0.3 mm spheres was applied, which enabled further combustion of flue gases within the furnace. Experimental investigation of the influence of the catalyst on the conversion of CO has been done for different operation regimes and positions of the catalyst. Paper presents selected results regarding CO emission during wood and coal combustion. Investigations suggest a considerable effect of the catalyst and a strong influence of the catalyst position to CO emission reduction. The microstructure of the catalyst beads, characterized by selective chemisorption of CO, has shown the decrease of the number of Pt sites as a consequence of blockage by coke deposits formed during the combustion of solid fuel. .", publisher = "Srpsko hemijsko društvo, Beograd", journal = "Journal of The Serbian Chemical Society", title = "Osobine i efikasnost Pt/Al2O3 katalizatora u termo-akomulacionoj peći na čvrsto gorivo, Properties and efficiency of a Pt/Al2O3 catalyst applied in a solid fuel thermo-accumulating furnace", pages = "878-869", number = "8-9", volume = "72", doi = "10.2298/JSC0709869B" }
Belošević, S. V., Mladenović, R., Dakić, D., Paprika, M. J., Erić, A., Đurović, D., Komatina, M., Grbić, B.,& Radić, N.. (2007). Osobine i efikasnost Pt/Al2O3 katalizatora u termo-akomulacionoj peći na čvrsto gorivo. in Journal of The Serbian Chemical Society Srpsko hemijsko društvo, Beograd., 72(8-9), 869-878. https://doi.org/10.2298/JSC0709869B
Belošević SV, Mladenović R, Dakić D, Paprika MJ, Erić A, Đurović D, Komatina M, Grbić B, Radić N. Osobine i efikasnost Pt/Al2O3 katalizatora u termo-akomulacionoj peći na čvrsto gorivo. in Journal of The Serbian Chemical Society. 2007;72(8-9):869-878. doi:10.2298/JSC0709869B .
Belošević, Srđan V., Mladenović, Rastko, Dakić, Dragoljub, Paprika, Milijana J., Erić, Aleksandar, Đurović, Dejan, Komatina, Mirko, Grbić, Boško, Radić, Nenad, "Osobine i efikasnost Pt/Al2O3 katalizatora u termo-akomulacionoj peći na čvrsto gorivo" in Journal of The Serbian Chemical Society, 72, no. 8-9 (2007):869-878, https://doi.org/10.2298/JSC0709869B . .