modelH2O_CO2_MEA_startUp
H2O and CO2-MEA Eq. for startUp CO2 separation with MEA
Extends from ThermalSeparation.PhaseEquilibrium.BasePhaseEquilibrium.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Integer | nS (from BasePhaseEquilibrium) | number of substances | |
| Integer | nSL (from BasePhaseEquilibrium) | MediumLiquid.nSubstance | number of substances |
| Integer | nSV (from BasePhaseEquilibrium) | MediumVapour.nSubstance | number of substances |
| Real[nSL] | factor_K (from BasePhaseEquilibrium) | fill(1, nSL) | calibration factor for phase-equilibrium |
| Integer[nS,2] | mapping (from BasePhaseEquilibrium) | parameter to map the different medium vectors one to another | |
| Real | omega_k | 0.05 | large value if change between constant and variable shall be steep |
| Real | omega_time | 500 | Wendepunkt der tanh-Funktion |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| SI.Temperature | T (from BasePhaseEquilibrium) | ||
| SI.MoleFraction[nSL] | x_l (from BasePhaseEquilibrium) | ||
| SI.MoleFraction[nSV] | x_v (from BasePhaseEquilibrium) | ||
| SI.MoleFraction[nS] | x_vap_liq (from BasePhaseEquilibrium) | ||
| SI.MolarVolume | v_v (from BasePhaseEquilibrium) | ||
| SI.Pressure | p (from BasePhaseEquilibrium) | ||
| SI.Pressure[nSL] | p_sat (from BasePhaseEquilibrium) | ||
| Real[nS] | K (from BasePhaseEquilibrium) | ||
| SI.Pressure | p_bubble (from BasePhaseEquilibrium) | bubble pressure - used for startup | |
| Real[9] | eq_koeff | ||
| Real | alpha | ||
| Modelica.Units.SI.Pressure | p_sat_H2O | ||
| Modelica.Units.SI.Temperature | Theta | T - 273.15 | |
| Real | omega | 0.5*tanh(omega_k*(time - omega_time)) + 0.5 |