Zobrazeno 1 - 10
of 187
pro vyhledávání: '"F.L.P. Pessoa"'
Autor:
H.G.A. Villardi, M. Ferreira Leal, P.H.A. Andrade, F.L.P. Pessoa, A.M. Salgado, A.R. Gomes de Oliveira
Publikováno v:
Chemical Engineering Transactions, Vol 57 (2017)
Produce ethyl esters using waste sources is of interest because compared with conventional technologies it does has lower raw material cost. In this context, the present work studied the conversion of fatty acids present in distillate from soy bean o
Externí odkaz:
https://doaj.org/article/5a33411fa3b147598ea4e570ae623451
Publikováno v:
Chemical Engineering Transactions, Vol 57 (2017)
The study of ethyl esters using waste sources is very important because compared with conventional technologies it does not has the raw material cost. In this context, the present work studied the conversion of fatty acids present in distillate from
Externí odkaz:
https://doaj.org/article/812ce0edf584434fafddaffcefa50c7e
Publikováno v:
Chemical Engineering Transactions, Vol 43 (2015)
Waste frying oils have become a material of great interest for various routes of biodiesel production. This study investigates waste frying oils (WFO) under subcritical hydrolysis to generate free fatty acids for biodiesel production using zinc alumi
Externí odkaz:
https://doaj.org/article/2518608c8e244de08aaa4a8766e2d2a7
Publikováno v:
Chemical Engineering Transactions, Vol 43 (2015)
Biodiesel production by homogeneous alkali catalysis was simulated in PRO/II ® from crude soybean oil and crude palm oil at industrial level, with ethanol. Actual compositions were assumed for both vegetable oils from the literature and thermodynami
Externí odkaz:
https://doaj.org/article/3aee997e496a43fdb598637147a0e115
Publikováno v:
Chemical Engineering Transactions, Vol 39 (2014)
Climate change is increasing as an effect of human activities around the world. The reduction of CO2 emissions by human activities would be the most important measure to reduce this negative effect. Recently, many countries around the world have comm
Externí odkaz:
https://doaj.org/article/908536aee58d4dc8b0a3f6e53c7cc639
Publikováno v:
Chemical Engineering Transactions, Vol 39 (2014)
In the present work a brief literature review focusing the analysis of water systems in the pulp and paper industry is presented and the Water Sources Diagram (WSD) method is applied in a case study. This algorithmic procedure emerged as a viable alt
Externí odkaz:
https://doaj.org/article/b8a178dff07d498aa852d9ba0fc3efa8
Publikováno v:
Chemical Engineering Transactions, Vol 32 (2013)
The study of biodiesel production in supercritical media is of interest because compared with conventional technologies it does not need catalysts and, therefore, no negative effects are noticed due to the presence of water. In this context, the pres
Externí odkaz:
https://doaj.org/article/0584c683a59844b8b62f760fc03de382
Autor:
C. Lirio, F.L.P. Pessoa
Publikováno v:
Chemical Engineering Transactions, Vol 32 (2013)
The enthalpy of dissociation is an important property of clathrate hydrates. Through it is possible to obtain some conclusions about the microscopic structure formed. It can be obtained by direct methods of measurement or estimated by indirect method
Externí odkaz:
https://doaj.org/article/5c30eb9ff6464e87b5786ced653fad58
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Akademický článek
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