Analysis of catalyst wetting efficiency influence on performances of industrial TBR for hydro desulfurization and hydro de aromatization reactions
Analiza uticaja ovlaženosti katalizatora u industrijskom TBR reaktoru na reakcije hidrodesulfurizacije i hidrodearomatizacije
Апстракт
Many industrial scale trickle bed reactors (TBR) operate at lower liquid superficial velocities ( lt 0.5 cm/s) at which the catalyst particle are not completely wetted. This phenomenon of incomplete wetting has therefore received significant attention and numerous studies have addressed the influence of wetting on the overall rate, conversion/selectivity behavior, and heat effects in TBR. The incomplete wetting conditions correspond to stagnant liquid pockets due to lower liquid superficial velocity which could cause significant influence on reactor performances. In this paper, several models for wetting efficiency in TBR on industrial level are examined and influence on reaction rate and reactor performance is discussed.
Mnogi reaktori sa pakovanim slojem katalizatora (TBR) u industrijskim procesima za hidroobradu rade pri malim površinskim brzinama tečne faze ( lt 0,5 cm/s) pri čemu su čestice katalizatora samo delimično ovlažene. Ovaj fenomen delimične ovlaženosti katalizatora detaljno je ispitivan, kao i uticaj stepena ovlaženosti na brzine reakcija koje se odvijaju u procesu, na konverzije, selektivnost, i na porast temperature u reaktoru. U ovom radu upoređeni su rezultati nekoliko različitih modela za izračunavanje ovlaženosti u industrijskom reaktoru sa pakovanim slojem katalizatora, kao i uticaj ovlaženosti na brzine hemijskih reakcija i na rad industrijskog rektora.
Кључне речи:
hydro treating / trickle bed reactors / mathematical modelling / catalyst wetting efficiency / hidroobrada / katalitički reaktor / pakovani sloj katalizatora / matematičko modelovanje / efektivna ovlaženost katalizatoraИзвор:
Tehnika, 2015, 70, 4, 581-584Издавач:
- Savez inženjera i tehničara Srbije, Beograd
Институција/група
Tehnološko-metalurški fakultetTY - JOUR AU - Mijatović, Ivana M. AU - Glišić, Sandra AU - Orlović, Aleksandar PY - 2015 UR - http://TechnoRep.tmf.bg.ac.rs/handle/123456789/2905 AB - Many industrial scale trickle bed reactors (TBR) operate at lower liquid superficial velocities ( lt 0.5 cm/s) at which the catalyst particle are not completely wetted. This phenomenon of incomplete wetting has therefore received significant attention and numerous studies have addressed the influence of wetting on the overall rate, conversion/selectivity behavior, and heat effects in TBR. The incomplete wetting conditions correspond to stagnant liquid pockets due to lower liquid superficial velocity which could cause significant influence on reactor performances. In this paper, several models for wetting efficiency in TBR on industrial level are examined and influence on reaction rate and reactor performance is discussed. AB - Mnogi reaktori sa pakovanim slojem katalizatora (TBR) u industrijskim procesima za hidroobradu rade pri malim površinskim brzinama tečne faze ( lt 0,5 cm/s) pri čemu su čestice katalizatora samo delimično ovlažene. Ovaj fenomen delimične ovlaženosti katalizatora detaljno je ispitivan, kao i uticaj stepena ovlaženosti na brzine reakcija koje se odvijaju u procesu, na konverzije, selektivnost, i na porast temperature u reaktoru. U ovom radu upoređeni su rezultati nekoliko različitih modela za izračunavanje ovlaženosti u industrijskom reaktoru sa pakovanim slojem katalizatora, kao i uticaj ovlaženosti na brzine hemijskih reakcija i na rad industrijskog rektora. PB - Savez inženjera i tehničara Srbije, Beograd T2 - Tehnika T1 - Analysis of catalyst wetting efficiency influence on performances of industrial TBR for hydro desulfurization and hydro de aromatization reactions T1 - Analiza uticaja ovlaženosti katalizatora u industrijskom TBR reaktoru na reakcije hidrodesulfurizacije i hidrodearomatizacije EP - 584 IS - 4 SP - 581 VL - 70 DO - 10.5937/tehnika1504581M ER -
@article{ author = "Mijatović, Ivana M. and Glišić, Sandra and Orlović, Aleksandar", year = "2015", abstract = "Many industrial scale trickle bed reactors (TBR) operate at lower liquid superficial velocities ( lt 0.5 cm/s) at which the catalyst particle are not completely wetted. This phenomenon of incomplete wetting has therefore received significant attention and numerous studies have addressed the influence of wetting on the overall rate, conversion/selectivity behavior, and heat effects in TBR. The incomplete wetting conditions correspond to stagnant liquid pockets due to lower liquid superficial velocity which could cause significant influence on reactor performances. In this paper, several models for wetting efficiency in TBR on industrial level are examined and influence on reaction rate and reactor performance is discussed., Mnogi reaktori sa pakovanim slojem katalizatora (TBR) u industrijskim procesima za hidroobradu rade pri malim površinskim brzinama tečne faze ( lt 0,5 cm/s) pri čemu su čestice katalizatora samo delimično ovlažene. Ovaj fenomen delimične ovlaženosti katalizatora detaljno je ispitivan, kao i uticaj stepena ovlaženosti na brzine reakcija koje se odvijaju u procesu, na konverzije, selektivnost, i na porast temperature u reaktoru. U ovom radu upoređeni su rezultati nekoliko različitih modela za izračunavanje ovlaženosti u industrijskom reaktoru sa pakovanim slojem katalizatora, kao i uticaj ovlaženosti na brzine hemijskih reakcija i na rad industrijskog rektora.", publisher = "Savez inženjera i tehničara Srbije, Beograd", journal = "Tehnika", title = "Analysis of catalyst wetting efficiency influence on performances of industrial TBR for hydro desulfurization and hydro de aromatization reactions, Analiza uticaja ovlaženosti katalizatora u industrijskom TBR reaktoru na reakcije hidrodesulfurizacije i hidrodearomatizacije", pages = "584-581", number = "4", volume = "70", doi = "10.5937/tehnika1504581M" }
Mijatović, I. M., Glišić, S.,& Orlović, A.. (2015). Analysis of catalyst wetting efficiency influence on performances of industrial TBR for hydro desulfurization and hydro de aromatization reactions. in Tehnika Savez inženjera i tehničara Srbije, Beograd., 70(4), 581-584. https://doi.org/10.5937/tehnika1504581M
Mijatović IM, Glišić S, Orlović A. Analysis of catalyst wetting efficiency influence on performances of industrial TBR for hydro desulfurization and hydro de aromatization reactions. in Tehnika. 2015;70(4):581-584. doi:10.5937/tehnika1504581M .
Mijatović, Ivana M., Glišić, Sandra, Orlović, Aleksandar, "Analysis of catalyst wetting efficiency influence on performances of industrial TBR for hydro desulfurization and hydro de aromatization reactions" in Tehnika, 70, no. 4 (2015):581-584, https://doi.org/10.5937/tehnika1504581M . .