WOLFRAM SYSTEM MODELER

dynamicViscosity

Return dynamic viscosity of dry air (simple polynomial, moisture influence small, valid from 123.15 K to 1273.15 K, outside of this range linear extrapolation is used)

Wolfram Language

In[1]:=
SystemModel["Modelica.Media.Air.DryAirNasa.dynamicViscosity"]
Out[1]:=

Information

This information is part of the Modelica Standard Library maintained by the Modelica Association.

Dynamic viscosity is computed from temperature using a simple polynomial for dry air. Range of validity is from 123.15 K to 1273.15 K. The influence of pressure is neglected.

Source: VDI Waermeatlas, 8th edition.

Syntax

eta = dynamicViscosity(state)

Inputs (1)

state

Type: ThermodynamicState

Description: Thermodynamic state record

Outputs (1)

eta

Type: DynamicViscosity (Pa┬Ěs)

Description: Dynamic viscosity