SovovaMulti.jl
Kinetic model fitting for supercritical fluid extraction.
Overview
SovovaMulti.jl fits kinetic models for supercritical fluid extraction (SFE) to one or more experimental extraction curves. The package:
- Accepts experimental data and operating conditions in laboratory units (g, cm, min).
- Supports 8 kinetic models, from a rigorous PDE model to simple empirical correlations.
- Fits model parameters using global optimization from BlackBoxOptim.jl — no manual multi-start needed.
- Provides a graphical interface accessible via desktop shortcut or
sovovagui().
Supported models
| Model | Parameters | Description |
|---|---|---|
| Sovová (1994) | kya, kxa, xk/x0 | PDE — broken & intact cells; multi-curve with shared xk/x0 |
| Esquível (1999) | k1 | Empirical — single exponential |
| Zekovic (2003) | k1, k2 | Empirical — accessible fraction × exponential |
| PKM — Maksimovic (2012) | k1, k2, k3 | Parallel-reaction kinetics |
| Spline — Rodrigues (2003) | k1–k4 | Piecewise-linear CER/FER/DC |
See the Models page for the equations.
References
Sovová, H. Rate of the vegetable oil extraction with supercritical CO₂ — I. Modelling of extraction curves. Chemical Engineering Science, v. 49, n. 3, p. 409–414, 1994. doi:10.1016/0009-2509(94)87012-8
Martínez, J.; Martínez, J.M. Fitting the Sovová's supercritical fluid extraction model by means of a global optimization tool. Computers & Chemical Engineering, v. 32, n. 8, p. 1735–1745, 2008. doi:10.1016/j.compchemeng.2007.08.016
Martínez, J.; Monteiro, A.R.; Rosa, P.T.V.; Marques, M.O.M.; Meireles, M.A.A. Multicomponent model to describe extraction of ginger oleoresin with supercritical carbon dioxide. Industrial & Engineering Chemistry Research, v. 42, n. 5, p. 1057–1063, 2003. doi:10.1021/ie020694f