recorddp_severalGeometryOverall_IN_con
Input record for function dp_severalGeometryOverall_DP and dp_severalGeometryOverall_MFLOW
Extends from Modelica.Icons.Record (Icon for records).
Information
This record is used as input record for the pressure loss function dp_severalGeometryOverall_DP and dp_severalGeometryOverall_MFLOW.Components
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Fluid.Dissipation.Utilities.Types.ValveGeometry | geometry | Dissipation.Utilities.Types.ValveGeometry.Ball | Choice of geometry for valve |
| Modelica.Fluid.Dissipation.Utilities.Types.ValveCoefficient | valveCoefficient | Modelica.Fluid.Dissipation.Utilities.Types.ValveCoefficient.AV | Choice of valve coefficient |
| Real | Av | PI*0.1^2/4 | Av (metric) flow coefficient [Av]=m^2 |
| Real | Kv | Av/27.7e-6 | Kv (metric) flow coefficient [Kv]=m^3/h |
| Real | Cv | Av/24.6e-6 | Cv (US) flow coefficient [Cv]=USG/min |
| SI.Pressure | dp_nominal | 1e3 | Nominal pressure loss |
| SI.MassFlowRate | m_flow_nominal | opening_nominal*Av*sqrt(rho_nominal*dp_nominal) | Nominal mass flow rate |
| SI.Density | rho_nominal | 1000 | Nominal inlet density |
| Real | opening_nominal | 0.5 | Nominal opening |
| Real | zeta_TOT_min | 1e-3 | Minimal pressure loss coefficient at full opening |
| Real | zeta_TOT_max | 1e8 | Maximum pressure loss coefficient at closed opening |
| SI.Pressure | dp_small | 0.01*dp_nominal | Linearisation for a pressure loss smaller then dp_small |