recorddp_internalFlowOverall_IN_con
Input record for function dp_internalFlowOverall_DP and dp_internalFlowOverall_MFLOW
Extends from Modelica.Fluid.Dissipation.Utilities.Records.PressureLoss.Geometry (Input for several geometries of internal flow).
Information
This record is used as input record for the pressure loss function dp_internalFlowOverall_DP and dp_internalFlowOverall_MFLOW.Components
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Fluid.Dissipation.Utilities.Types.Roughness | roughness | Dissipation.Utilities.Types.Roughness.Considered | Choice of considering surface roughness |
| Modelica.Fluid.Dissipation.Utilities.Types.GeometryOfInternalFlow | geometry (from Geometry) | Modelica.Fluid.Dissipation.Utilities.Types.GeometryOfInternalFlow.Circular | Choice of geometry for internal flow |
| SI.Length | K (from Geometry) | 0 | Roughness (average height of surface asperities) |
| SI.Length | L (from Geometry) | 1 | Length |
| SI.Diameter | d_ann (from Geometry) | d_cir | Small diameter |
| SI.Diameter | D_ann (from Geometry) | 2*d_ann | Large diameter |
| SI.Diameter | d_cir (from Geometry) | 0.1 | Internal diameter |
| SI.Length | a_ell (from Geometry) | (3/4)*d_cir | Half length of long base line |
| SI.Length | b_ell (from Geometry) | 0.5*a_ell | Half length of short base line |
| SI.Length | a_rec (from Geometry) | d_cir | Horizontal length |
| SI.Length | b_rec (from Geometry) | a_rec | Vertical length |
| SI.Length | a_tri (from Geometry) | d_cir*(1 + sqrt(2)) | Length of base line |
| SI.Length | h_tri (from Geometry) | 0.5*a_tri | Height to top angle perpendicular to base line |
| SI.Angle | beta (from Geometry) | 90*PI/180 | Top angle |