Thermal Bridge Heat Transfer and Vapour Diffusion Simulation Program AnTherm Version 6.90 

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General (control panel)

General (control panel). Light, Beckground, Selected scalar function, Vectorfield, SettingsThe control panel General is used to set and adjust general parameters of the visualization.

More Light Used to turn addition "light sources" on making the the resulting view brighter and displaying more contrast.
Back ColorDefines the colour of the background used within graphical window
PerspectiveSwitches the 3D view between perspective projection and parallel projection.
The parallel projection is especially useful during visualization of 3D models or slice views (see also Plan Views).
Function selectedBy selecting an active function you define which data will be visualized. When additional secondary functions are calculated also (this is set with the switch „Secondary functions") one of following functions can be selected for the 3D visualization:
  • Temperature °C
  • Heat stream density W/m² 
  • Relative surface humidity % (only at the surface of the construction) according to EN ISO 13788:2002.
  • Saturation pressure of vapour hPa
  • Partial pressure of vapour hPa
  • Vapour pressure difference hPa (Saturation - partial pressure)
  • Relative Core Humidity % (partial pressure/saturation pressure * 100)
  • Vapour diffusion stream density mg/m²h

Which of these secondary function is actually calculated can be selectively defined within application settings by a parameter "Evaluate which secondary functions?". If no secondary functions (beyond temperature) are available the field is shown disabled.

Secondary functionsWhen the setting "secondary functions" is tuned off, only temperature distribution within the model is calculated and offered for evaluation.

Turning this setting on requests calculation of following (additional) functions:

  • Temperature °C
  • Heat stream density W/m²
  • Vector field of heat stream W/m²
  • Relative surface humidity % (only at the surface of the construction) according to EN ISO 13788:2002.
  • Saturation pressure of vapour hPa
  • Partial pressure of vapour hPa
  • Vapour pressure difference hPa (Saturation - partial pressure)
  • Relative Core Humidity % (partial pressure/saturation pressure * 100)
  • Vapour diffusion stream density mg/m²h
  • Vector field of der Vapour diffusion stream density mg/m²h

Which of these secondary function is actually calculated can be selectively defined within application settings by a parameter "Evaluate which secondary functions?".

Within application settings: Evaluate secondary functions

Vector selectedBy selecting an active vector field you define which data will be visualized (e.g. during generation of streamlines or hedgehog arrows). When additional secondary functions are calculated also (this is set with the switch „Secondary functions") one of following vector fields can be selected for the 3D visualization:
  • Vector field of heat stream W/m²
  • Vector field of the vapour diffusion stream density mg/m²h

Which of these secondary vector field is actually calculated can be selectively defined within application settings by a parameter "Evaluate which secondary functions?". If no vector fields are available the field is shown disabled.

Collect ParamsThe current combination of numerous parameters set in all control panels will be saved to the list of Results3D parameters as new entry.
The list of parameters can be edited within Results3D parameters window (e.g. it can be named arbitrarily) or the required parameter combination can be selected from the list and applied to the current Results3D view. This provides the ability to quickly restore earlier saved combination of parameters allowing reproducible visualizations.
The list of parameters is saved within project file.
The Results3D Parameter window will be shown also.
Show CollectionThe Results3D Parameter window will be shown.
RestoreChanges the application settings deciding if the recently used combination of evaluation settings will be restored on initial display of the Results 3D window.
For more details see: Application setting "Restore last Result3D Parameters"

Remark: As primary function we call the set of values used for current visualization. One can select the temperature, heat stream density, relative surface humidity etc. To reduce the time required for calculation, one can suppress the calculation of secondary functions with the switch "Secondary functions" (creation of data of each separate secondary function requires approximately same time as the creation of the temperature distribution alone when new boundary conditions are applied).

Remark: The relative surface humidity is defined only at the component's surface. At adiabatic boundaries (wonder foils) and at surface points hotter then the air space temperature the value of 100% is applied currently.

Following images display visualizations of different primary functions (Temperature °C , heat Stream Density W/m² , Relative Surface Humidity % ):

thermal bridge analysis by showing temperature distribution on the surface of the modelled component thermal bridge analysis by showing heat flux distribution on the surface of the modelled component thermal bridge analysis by showing the condensing humidity distribution on the surface of the modelled component

 

Remark: Producing a visualization of (heat) streamlines requires the calculation of the corresponding vector field of heat (or vapour) stream. Therefore you must turn the calculation of such required secondary vector field on to receive stream line visualizations (i.e. of secondary functions).

VAPOUR-option: Analysis of multidimensional vapour diffusion is only possible with an active VAPOUR-Option of the program..

 

See also: Results3D window, Active (setting), Opaque and Opacity (setting), Colorize (setting), More Light (setting), Background Colour (setting), Main menu, Application settings


 Model, Calculate, Simulate and Analyse Thermal Heat Bridges in 2D and 3D with AnTherm® 

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 Copyright © T.Kornicki Dienstleistungen in EDV & IT

2010-08-26 14:42 +0200