Zobrazeno 1 - 10
of 345
pro vyhledávání: '"E. Ranzi"'
Publikováno v:
Chemical Engineering Transactions, Vol 65 (2018)
Biomass materials represent promising carriers for both heat, energy and chemicals production. Nevertheless, several aspects must be intensively investigated and understood, leading to a better design and optimization of industrial combustors, gasifi
Externí odkaz:
https://doaj.org/article/28fe8004969e47a3a53433a229b19b2e
Publikováno v:
Chemical Engineering Transactions, Vol 65 (2018)
Fast biomass pyrolysis is an effective process with high yields of bio-oil, and is a promising technology to partially replace non-renewable fossil fuels. Bio-oils are complex mixtures with a large amount of oxygenated organic species, such as esters
Externí odkaz:
https://doaj.org/article/b09f0280799a449c906b0d6f896182b6
Publikováno v:
Chemical Engineering Transactions, Vol 65 (2018)
Fast biomass pyrolysis is an effective process to produce bio-oils thus allowing to partially replace non- renewable fossil fuels. Bio-oils are complex mixtures with a great amount of large oxygenated organic species, such as substituted phenolic com
Externí odkaz:
https://doaj.org/article/3e674262f029489080e7835e8bd9956d
Publikováno v:
Chemical Engineering Transactions, Vol 57 (2017)
Coal gasification is a thermo-chemical process aiming at the production of high heating value syngas. The coal charges present, typically, a low quantity of sulfur compounds for prevent the formation of a large amount of sulfuric acid (H2S), that is
Externí odkaz:
https://doaj.org/article/6b269817d6de4bc6889ea1aa887beb5f
Autor:
L. Cabianca, A. Bassani, A.F. Amaral, F. Rossi, G. Bozzano, E. Ranzi, D. Telen, F. Logist, J. Van Impe, F. Manenti
Publikováno v:
Chemical Engineering Transactions, Vol 50 (2016)
In this paper, a simulation package called GASDS is introduced. It is particularly suited to evaluate the pyrolysis, gasification and combustion of biomass and coal feedstocks. The aim of this work is to describe the package from a numerical point of
Externí odkaz:
https://doaj.org/article/d3d01cc6fbb441c7a2e12a576cf28c5f
Publikováno v:
Chemical Engineering Transactions, Vol 50 (2016)
The present work addresses the study of the combustion of individual biomass particle surrounded by a gas stream of N2/O2 under the operating conditions encountered in a drop tube reactor. The aim of this analysis is to give a better insight into the
Externí odkaz:
https://doaj.org/article/a2dc9fa75ae84af18dc4776727f93f1f
Publikováno v:
Chemical Engineering Transactions, Vol 45 (2015)
This article describes modelling and simulation advances for the gasification systems. The generalized approach pursued in developing the models allows to characterize the main phenomena involved in the gasification process of coal, biomass and organ
Externí odkaz:
https://doaj.org/article/886191aba080447b9846278dff1ef44b
Publikováno v:
Chemical Engineering Transactions, Vol 43 (2015)
This article is intended to propose and model an innovative process layout for coal gasification that improves the production of syngas and also reduces the sulfur and CO2 emissions. The typical coal gasification process uses Sulfur Recovery Units to
Externí odkaz:
https://doaj.org/article/0c47bf7c56da49fe911fbf3428f4e769
Publikováno v:
Chemical Engineering Transactions, Vol 43 (2015)
Liquid feedstocks of ethylene crackers are complex hydrocarbon mixtures containing a huge number of different chemical species. Accurate characterization of petrochemical feeds plays a crucial role in describing the different reaction pathways and re
Externí odkaz:
https://doaj.org/article/b59435d4433a481e9f0ba90925a567de
Publikováno v:
Chemical Engineering Transactions, Vol 43 (2015)
The present work addresses the study of the pyrolysis of biomass particle, with the aim to improve the comprehensive mathematical model of the thermochemical processes involving solids decomposition. A new CFD model for the biomass pyrolysis was deve
Externí odkaz:
https://doaj.org/article/21004334c3cc458ab68dd6c5829daf1d