.TRANSFORM.Fluid.ClosureRelations.PressureLoss.Functions.TubesAndConduits.SinglePhase.LaminarTurbulent_MSLDetailed.Internal.dp_fric_of_m_flow

Information

Calculate pressure drop as a function of mass flow rate

Interface

function dp_fric_of_m_flow
  extends Modelica.Icons.Function;
  input dp_IN_con IN_con "Input record for function dp_overall_MFLOW" annotation(
    Dialog(group = "Constant inputs"));
  input dp_IN_var IN_var "Input record for function dp_overall_MFLOW" annotation(
    Dialog(group = "Variable inputs"));
  input SI.MassFlowRate m_flow "Mass flow rate from port_a to port_b";
  input SI.ReynoldsNumber Re1 "Boundary between laminar regime and transition";
  input SI.ReynoldsNumber Re2 "Boundary between transition and turbulent regime";
  input Real Delta "Relative IN_con.roughness";
  output SI.Pressure dp_fric "Pressure loss due to friction (dp_fric = port_a.p - port_b.p - dp_grav)";
  output Real ddp_fric_dm_flow "Derivative of pressure drop with mass flow rate";
end dp_fric_of_m_flow;