recordGeometry
Extends from ThermalSeparation.Geometry.BasicGeoPackedColumn (base record for packed column).
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Integer | n (from BasicGeometry) | 1 | plate column: number of trays in one section, packed column: number of discrete elements in the section |
| SI.SpecificHeatCapacity | c_solid (from BasicGeometry) | 100 | specfic heat capacity of the solid in the column |
| SI.Density[n] | rho_solid (from BasicGeometry) | 1000*ones(n) | density of the solid material in the column (NOT the column wall) |
| SI.Diameter | d (from BasicGeometry) | 0.2 | inner column diameter |
| SI.Area | A (from BasicGeometry) | Modelica.Constants.pi/4*d^2 | Cross sectional area of the column |
| SI.Length | H (from BasicGeometry) | 10 | height of the section |
| SI.Length | t (from BasicGeometry) | 0.05 | wall thickness |
| Boolean | hasInsulation (from BasicGeometry) | true | true if column is insulated |
| SI.Length | s (from BasicGeometry) | 0.01 | insulation thickness |
| SI.Radius | r1 (from BasicGeometry) | d/2 | inner radius of column |
| SI.Radius | r2 (from BasicGeometry) | r1 + t | outer radius of column (not considering insulation) |
| SI.Radius | r3 (from BasicGeometry) | if hasInsulation then r1 + t + s else r1 + t | outer radius of column + insulation |
| SI.Density | rho_wall (from BasicGeometry) | 1000 | density of the column wall |
| SI.SpecificHeatCapacity | c_wall (from BasicGeometry) | 1000 | specific heat capacity of the column wall |
| SI.ThermalConductivity | lambda_wall (from BasicGeometry) | 50 | Thermal conductivity of the column wall |
| SI.ThermalConductivity | lambda_ins (from BasicGeometry) | 0.02 | Thermal conductivity of insulation |
| SI.VolumeFraction | eps (from BasicGeoPackedColumn) | 0.5 | void fraction in the column |
| ThermalSeparation.Units.VolumetricArea | a (from BasicGeoPackedColumn) | 600 | specific gas-liquid interfacial area in m2/m3 |
| Real | zeta | 0.01 | pressure loss coefficient |
| Real | C_L | 0.4 | constant used for pressure drop calculation |
| SI.Diameter | d_char | 0.01 | characteristic length of filling material, for Re calculation |
| SI.SurfaceTension | sigma_crit | 33e-3 | critical surface tension, at which the liquid is teared |
| Real | C | if d_char < 0.015 then 2 else 5.24 | constant used for mass transfer coeff. calculation |
| SI.Area | A_free | A*eps | free cross sectional area, where vapour or liquid can be found |
| SI.Angle | theta | 60 | corrugation angle in deg |
| SI.Length | S | 0.007 | side length of corrugation; corrugation spacing |
| Real | cos_gamma | if sigma_crit < 55e-3 then 0.9 else 5.211*10^(-16.835*sigma_crit) | |
| Real | F_SE | 0.35 | |
| Real | C1 | 5 | |
| Real | C2 | 3 | |
| Real | C3 | 0.45 | |
| Real | dp | 6*(1 - eps)/a |