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Dive into the research topics where Luis A. Follegatti-Romero is active.

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Featured researches published by Luis A. Follegatti-Romero.


Computers & Chemical Engineering | 2012

Computational simulation applied to the investigation of industrial plants for bioethanol distillation

Fabio R.M. Batista; Luis A. Follegatti-Romero; Larissa C.B.A. Bessa; Antonio J. A. Meirelles

This work aimed to investigate a typical bioethanol distillation process considering an alcoholic wine with 19 components and to validate the simulation results against experimental data collected from a Brazilian sugar mill. The process was investigated in terms of bioethanol alcoholic graduation, ethanol recovery, energy consumption and ethanol loss. Two optimizing approaches were tested: the central composite design (CCD) and the sequential quadratic programming (SQP). Both approaches allowed the optimization of the equipment configuration used nowadays and provided similar optimal conditions. The results showed that the simulation approach was capable of correctly reproducing a real plant of bioethanol distillation and that the optimal conditions guaranteed the bioethanol production according to legislation, with low consumption of steam and high recovery of ethanol. On the other hand, substantial fluctuations in wine composition may require adjustments of operational conditions or the use of specific control loops to prevent an off-specification product.


XXIV Congresso de Iniciação Científica da UNICAMP - 2016 | 2016

Equilíbrio Líquido-Líquido do Sistema Contendo Óleo de Palma + Etanol + Biodiesel de Palma

Paulo Mielke Neto; Antonio J. A. Meirelles; Marina Ansolin; Eduardo Augusto Caldas Batista; Telma Porcina Vilas Boas Dias; Luis A. Follegatti-Romero

A produção de biodiesel apresenta um comportamento de fase complexo devido em grande parte à baixa miscibilidade do álcool com os triacilgliceróis, A obtenção de dados de equilíbrio é importante para estimar as regiões e condições de ocorrência de uma ou mais fases em equilíbrio e compreender o mecanismo e a cinética das reações envolvidas no processo. A descrição do equilíbrio de fases de sistemas reacionais são as bases fundamentais para o desenho dos principais equipamentos de separação na indústria de processos. Dito isso, esse trabalho de pesquisa visou a investigação e determinação de dados de equilíbrio líquido-líquido do sistema contendo óleo de palma + etanol + biodiesel de palma. Resultados e Discussão


Journal of Supercritical Fluids | 2009

Supercritical CO2 extraction of omega-3 rich oil from Sacha inchi (Plukenetia volubilis L.) seeds

Luis A. Follegatti-Romero; Carla R. Piantino; Renato Grimaldi; Fernando A. Cabral


Journal of Supercritical Fluids | 2008

Supercritical CO2 extraction of phenolic compounds from Baccharis dracunculifolia

Carla R. Piantino; Francisco Wendel Batista de Aquino; Luis A. Follegatti-Romero; Fernando A. Cabral


Journal of Supercritical Fluids | 2014

Obtaining sugars from coconut husk, defatted grape seed, and pressed palm fiber by hydrolysis with subcritical water

Juliana M. Prado; Tânia Forster-Carneiro; Mauricio A. Rostagno; Luis A. Follegatti-Romero; Francisco Maugeri Filho; M. Angela A. Meireles


Journal of Chemical & Engineering Data | 2010

Mutual Solubility for Systems Composed of Vegetable Oil + Ethanol + Water at Different Temperatures

César A. S. da Silva; Guilherme Sanaiotti; Marcelo Lanza; Luis A. Follegatti-Romero; Antonio J. A. Meirelles; Eduardo Augusto Caldas Batista


Journal of Supercritical Fluids | 2014

Hydrolysis of sugarcane bagasse in subcritical water

Juliana M. Prado; Luis A. Follegatti-Romero; Tânia Forster-Carneiro; Mauricio A. Rostagno; Francisco Maugeri Filho; M. Angela A. Meireles


Fuel | 2012

Liquid-liquid equilibria for ternary systems containing ethyl esters, ethanol and glycerol at 323.15 and 353.15 K

Luis A. Follegatti-Romero; Mariana B. Oliveira; Fabio R.M. Batista; Eduardo Augusto Caldas Batista; João A. P. Coutinho; Antonio J. A. Meirelles


Fuel | 2013

Measurement and prediction of speeds of sound of fatty acid ethyl esters and ethylic biodiesels

Samuel V. D. Freitas; Ângela F.S. Santos; Maria-Luísa C.J. Moita; Luis A. Follegatti-Romero; Telma Porcina Vilas Boas Dias; Antonio J. A. Meirelles; Jean-Luc Daridon; Álvaro Silva Lima; João A. P. Coutinho


Industrial & Engineering Chemistry Research | 2010

Liquid−Liquid Equilibrium for Ternary Systems Containing Ethyl Esters, Anhydrous Ethanol and Water at 298.15, 313.15, and 333.15 K

Luis A. Follegatti-Romero; Marcelo Lanza; Fabio R.M. Batista; Eduardo Augusto Caldas Batista; Mariana B. Oliveira; João A. P. Coutinho; Antonio J. A. Meirelles

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Fabio R.M. Batista

State University of Campinas

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Carla R. Piantino

State University of Campinas

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Fernando A. Cabral

State University of Campinas

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