Revista: | Brazilian journal of chemical engineering |
Base de datos: | PERIÓDICA |
Número de sistema: | 000308748 |
ISSN: | 0104-6632 |
Autores: | Costa, A.L.H1 Silva, F.P.T. da Pessoa, F.L.P |
Instituciones: | 1Universidade Federal do Rio de Janeiro, Departamento de Engenharia Quimica, Rio de Janeiro. Brasil |
Año: | 2000 |
Periodo: | Sep |
Volumen: | 17 |
Número: | 3 |
Paginación: | 349-354 |
País: | Brasil |
Idioma: | Inglés |
Tipo de documento: | Artículo |
Enfoque: | Experimental, aplicado |
Resumen en inglés | This paper presents the utilization of a stochastic global optimization method for the problem of parameter estimation in thermodynamic models. The method is based on an adaptation of the simulated annealing method to continuous variables. The proposed approach is applied to a vapor-solid equilibrium with supercritical carbon dioxide as solvent. Numerical results indicate that the simulated annealing method calculated a set of parameter values associated with considerably smaller errors as compared with a traditional method of local optimization |
Disciplinas: | Química |
Palabras clave: | Ingeniería química, Sistemas de alta presión, Fluidos supercríticos, Estimación de parámetros, Optimización global |
Keyword: | Chemistry, Chemical engineering, High-pressure systems, Supercritical fluid, Parameter estimation, Global optimization |
Texto completo: | Texto completo (Ver HTML) |