Campo DC | Valor | Idioma |
dc.contributor.author | Pepe, Iuri Muniz | - |
dc.contributor.author | Quintella, Cristina Maria Assis Lopes Tavares da Mata Hermida | - |
dc.contributor.author | Tanajura, Alessandra dos Santos | - |
dc.contributor.author | Silva, Humbervânia Reis Gonçalves da | - |
dc.contributor.author | Meira, Marilena | - |
dc.creator | Pepe, Iuri Muniz | - |
dc.creator | Quintella, Cristina Maria Assis Lopes Tavares da Mata Hermida | - |
dc.creator | Tanajura, Alessandra dos Santos | - |
dc.creator | Silva, Humbervânia Reis Gonçalves da | - |
dc.creator | Meira, Marilena | - |
dc.date.accessioned | 2014-07-29T15:19:18Z | - |
dc.date.issued | 2012 | - |
dc.identifier.issn | 1895-1066 | - |
dc.identifier.uri | http://repositorio.ufba.br/ri/handle/ri/15347 | - |
dc.description | Texto completo: acesso restrito. p. 1328-1337 | pt_BR |
dc.description.abstract | Regressions based on fluorescence spectroscopy were developed to provide relatively inexpensive and rapid measurements of the concentration, viscosity, and specific gravity of biodiesel-diesel blends. The methods involved obtaining a mathematical model from spectrofluorimetric data and data from a given property (concentration, dynamic viscosity, or specific gravity) using partial least squares (PLS) regression, which was then applied as a model for predicting properties of interest. The predicted concentrations, dynamic viscosities, and specific gravities of the biodiesel-diesel blends were compared with actual values and agreed reasonably well with the obtained results. The models showed high correlation between real and predicted values. The R-square values near 1 indicated excellent model accuracy for predicting concentrations, specific gravities, and dynamic viscosities of biodiesel-diesel blends. The residual distribution did not follow a trend with respect to the predicted variables, indicating an excellent fit to the data. | pt_BR |
dc.language.iso | en | pt_BR |
dc.rights | Acesso Aberto | pt_BR |
dc.source | http://dx.doi.org/ 10.2478/s11532-012-0054-x | pt_BR |
dc.subject | Concentration | pt_BR |
dc.subject | Specific gravity | pt_BR |
dc.subject | Viscosity | pt_BR |
dc.subject | Spectrofluorimetry | pt_BR |
dc.subject | Multivariate calibration | pt_BR |
dc.title | Prediction of properties of biodiesel-diesel blends using spectrofluorimetry and multivariate calibration | pt_BR |
dc.title.alternative | Central European Journal of Chemistry | pt_BR |
dc.type | Artigo de Periódico | pt_BR |
dc.identifier.number | v. 10, n. 4 | pt_BR |
dc.embargo.liftdate | 10000-01-01 | - |
Aparece nas coleções: | Artigo Publicado em Periódico (Química)
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