Search Results - "Secchi, A. R."

Viscoelastic flow analysis using the software OpenFOAM and differential constitutive equations by Favero, J.L., Secchi, A.R., Cardozo, N.S.M., Jasak, H.

“…Viscoelastic fluids are of great importance in many industrial sectors, such as in food and synthetic polymers industries. The rheological response of…”
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Overall efficiency evaluation of commercial distillation columns with valve and dualflow trays by Domingues, T.L, Secchi, A.R, Mendes, T.F

“…The main objective of this work is to establish appropriated ways for estimating the overall efficiencies of industrial distillation columns with valve trays…”
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Divided Wall Column Modeling and Simulation in an Open-Source Environment by Henrique, João Paulo, Jr, Ruy de Sousa, Secchi, Argimiro Resende, Ravagnani, Mauro Antonio da Silva Sá, Barbara, Abdessamad, Bastos Borba Costa, Caliane

“…The divided wall column (DWC) can achieve sharp separations of three or more components in a single shell, substituting conventional sequences of two or more…”
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Two-Phase Flow in Pipes: Numerical Improvements and Qualitative Analysis for a Refining Process by Teixeira, R.G.D., Secchi, A. R., Biscaia, E. C.

“…Two-phase flow in pipes occurs frequently in refineries, oil and gas production facilities and petrochemical units. The accurate design of such processing…”
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Modeling and simulation of propylene polymerization in nonideal loop reactors by Reginato, A. S., Zacca, J. J., Secchi, A. R.

“…A dynamic mathematical model for liquid‐phase polymerization in loop reactors was developed and implemented in language C using S‐functions in a…”
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A new cubic equation of state for prediction of VLE of polymer solutions by Staudt, P.B., Soares, R. de P., Secchi, A.R., Cardozo, N.S.M.

“…A new cubic equation of state (CEOS) is proposed based on temperature–pressure superposition principle. A generic CEOS form, with the Peng–Robinson parameters,…”
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Simultaneous absorption of UV–vis and circular dichroism to measure enantiomeric concentrations of praziquantel under nonlinear conditions by Cunha, F.C., de Holanda, R.C., Secchi, A.R., de Souza, M.B., Barreto, A.G.

“…Beer-Lambert-Bouguer law is for a limiting case and, therefore, it is not useful to describe the relationship between absorption signal and enantiomer…”
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Nonlinear model predictive control applied to the separation of praziquantel in simulated moving bed chromatography by Andrade Neto, A.S., Secchi, A.R., Souza, M.B., Barreto, A.G.

“…•A nonlinear model predictive control for the SMB process is proposed.•Several malfunction scenarios are investigated in order to evaluate the…”
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Supervisory system for automated simulated moving bed (SMB) liquid chromatography (LC) by de Holanda, R. C., Cunha, F. C., Secchi, A. R., Barreto, A. G.

“…Praziquantel (PZQ) is a racemic mixture prescribed for Schistosomiasis disease treatment. However, only the enantiomer (R)-PZQ presents demonstrated efficiency…”
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Viscoelastic fluid analysis in internal and in free surface flows using the software OpenFOAM by Favero, J.L., Secchi, A.R., Cardozo, N.S.M., Jasak, H.

“…Synthetic polymer products are of great importance in several industrial sectors, such as for production of packaging, parts of appliances, electronics, cars…”
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Dispersant effects on YSZ electrolyte characteristics for solid oxide fuel cells by Curi, M.O., Ferraz, H.C., Furtado, J.G.M., Secchi, A.R.

“…The effects of three types of dispersants on nanometric electrolyte composed by 8mol% yttrium stabilized zirconia (YSZ8 N) to SOFC application are studied…”
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Implementation of Galerkin and moments methods by Gaussian quadrature in advection–diffusion problems with chemical reactions by Lemos, E.M., Secchi, A.R., Biscaia, E.C.

“…•Systematic method to solve boundary value problems.•Appropriate criteria to selection of the orthogonal polynomial.•Improvement of the usual procedures of…”
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Estimation of the nonlinear parameters of viscoelastic constitutive models using CFD and multipass rheometer data by Pereira, J.O., Farias, T.M., Castro, A.M., (Al-Baldawi), A.A., Secchi, A.R., Cardozo, N.S.M.

“…Although there are many studies in the literature concerning viscoelastic fluids, it remains a challenging subject in the field of polymer rheology to…”
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A review on robust M-estimators for regression analysis by de Menezes, D.Q.F., Prata, D.M., Secchi, A.R., Pinto, J.C.

“…•Facilitating the exchange of knowledge between the areas of statistics, geodesy, meteorology, engineering, economics, image processing, astronomy,…”
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A data-driven tracking control framework using physics-informed neural networks and deep reinforcement learning for dynamical systems by Faria, R.R., Capron, B.D.O., Secchi, A.R., De Souza, M.B.

“…This paper addresses how physical knowledge can improve machine learning in process control. A data-driven tracking control framework using physics-informed…”
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EMSO: A new environment for modelling, simulation and optimisation by Soares, R. de P., Secchi, A.R.

“…A new tool, named EMSO (Environment for modelling, Simulation and Optimisation), for modelling, simulation and optimisation of general process dynamic systems…”
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Modifications, simplifications, and efficiency tests for the CAPE-OPEN numerical open interfaces by Soares, R.P, Secchi, A.R

“…The CAPE-OPEN (CO) project have published CORBA and COM open interfaces in order to enable native components of a process simulator to be replaced or plugged…”
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A growth kinetic model of Kluyveromyces marxianus cultures on cheese whey as substrate by LONGHI, Luis G. S, LUVIZETTO, Débora J, FERREIRA, Luciane S, RECH, Rosane, AYUB, Marco A. Z, SECCHI, Argimiro R

“…This work presents a multi-route, non-structured kinetic model for determination of microbial growth and substrate consumption in an experimental batch…”
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Effect of doping concentration and sintering atmosphere on the microstructural and electrical characteristics of Y-doped SrTiO3 perovskite anode for SOFC by Da Rosa Silva, E., Curi, M., Nicolini, J.V., Furtado, J.G., Secchi, A.R., Ferraz, H.C.

“…New materials for the anode of solid oxide fuel cells are needed, aiming at greater flexibility in the use of fuels and increased performance. Y-doped SrTiO3…”
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Carbon-based electrode loaded with Y-doped SrTiO3 perovskite as support for enzyme immobilization in biosensors by Rosa Silva, E., Nicolini, J.V., Yamauchi, L., Machado, T.M., Curi, M., Furtado, J.G., Secchi, A.R., Ferraz, H.C.

“…Many studies have been presented Y-doped SrTiO3 as a potential alternative material for electrical, electrochemical and chemical applications due to its mixed…”
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