Results
To create a plot matching Figure 3, start with adding a plot from the Result Templates.
Result Templates
1
In the Results toolbar, click Result Templates  to open the Result Templates window.
2
In the tree, select Study 1/Solution 1 (sol1) > Heat Transfer in Solids and Fluids > Isothermal Contours (ht) and click the Add Result Template  button in the window toolbar.
3
In the Results toolbar, click Result Templates  to close the Result Templates window.
Isothermal Contours & Velocity Streamlines
1
In the Settings window for 2D Plot Group, type Isothermal Contours & Velocity Streamlines in the Label text field
2
Expand the Isothermal Contours & Velocity Streamlines node, then click Contour .
3
In the Settings window, locate the Coloring and Style section.
4
Locate the Levels section. In the Total levels text field, type 15.
5
From the Contour type list, choose Filled.
In the Isothermal Contours & Velocity Streamlines toolbar, click Streamline .
Streamline 1
1
In the Settings window for Streamline, locate the Streamline Positioning section. In the Number text field, type 10.
2
Locate the Selection section. From the Selection list, choose Inlet.
Color Expression
1
In the Isothermal Contours & Velocity Streamlines toolbar, click Color Expression .
2
In the Settings window for Color Expression, locate the Expression section and type p in the Expression text field.
3
Locate the Coloring and Style section. From the Color table list, choose GrayScale.
4
From the Color table transformation list, choose Reverse.
Temperature Evolution
Add a new data set to create Figure 4. Then evaluate and plot the different temperatures over time with the help of table graphs.
Cut Point 2D 1
1
In the Results toolbar, click Cut Point 2D .
2
In the Settings window for Cut Point 2D, locate the Point Data section. In the r text field type 0, and in the z text field type 0.05 0.47/2 0.42. These points will evaluate temperatures in the packed bed at three different positions along the symmetry axis.
Point Evaluation
3
In the Results toolbar, click Point Evaluation .
4
In the Settings window for Point Evaluation locate the Data section, and from the Dataset list choose Cut Point 2D 1.
5
Locate the Expressions section. In the table enter the following settings:
6
Click Evaluate . A table is created with the data for the temperature variables evaluated at the cut-points for all the time steps.
Table Graph 1
1
Go to the Table window and click Table Graph  in the window toolbar. This generates a 1D Plot Group  7 node with a Table Graph 1  node.
2
In the Settings window for Table Graph locate the Data section, and from the Plot columns list choose Manual.
3
In the Columns list choose all entries for the Paraffin temperature.
4
Locate the Coloring and Style section. Find the Line style subsection, and from the Line list choose Dotted.
Table Graph 2
1
Right-click the Table Graph 1  node and choose Duplicate .
2
In the Settings window for Table Graph locate the Data section, and in the Columns list choose all entries for the Water temperature.
3
Locate the Coloring and Style section. Find the Line style subsection, and from the Line list choose Dashed. From the Color list choose Cycle (reset).
Table Graph 3
1
Right-click Table Graph 2  node and choose Duplicate .
2
In the Settings window for Table Graph locate the Data section, and in the Columns list choose all entries for the Porous Medium temperature.
3
Locate the Coloring and Style section. Find the Line style subsection and from the Line list choose Solid.
Temperature Evolution
1
In the Model Builder under Results click 1D Plot Group 2 .
2
In the Settings window, type Temperature evolution in the Label text field to rename the plot.
3
Locate the Axis section and select the Manual axis limits checkbox. In the x minimum text field, type 3.5, and in the x maximum text field type 9. This zooms into the time range between 3.5 and 9 hours. In the y minimum text field type 328, and in the y maximum text field type 344. to adjust the temperature range.
4
Click Plot  in the Temperature evolution toolbar to visualize the data.
You clearly see that paraffin and water are not in thermal equilibrium, especially during phase change of paraffin. Compare with Figure 4.
Pellet Temperature
The phase change occurs between approximately 4.5 and 8 hours. Visualize the temperature distribution in the pellets and the fluid with the next steps.
Result Templates
1
In the Results toolbar, click Result Templates  to open the Result Templates window.
2
Go to the Result Templates window. In the tree, select Study 1/Solution 1 (sol1) > Heat Transfer in Solids and Fluids > Temperature, Porous Matrix (ht).
3
Click the Add Result Template  button in the window toolbar. Click again on Result Templates to close the Result Templates window.
Temperature, Porous Matrix (ht) 1
1
In the Settings window for 3D Plot Group, locate the Plot Settings section.
2
Clear the Plot dataset edges checkbox.
3
Locate the Color Legend section. Select the Show titles checkbox.
4
Locate the Data section. From the Time (h) list, choose 6.
Contour 1
1
In the Temperature, Porous Matrix (ht) toolbar, click Contour .
2
In the Settings window for Contour, locate the Expression section and type ht.porous.fluid.T in the Expression text field.
3
Locate the Levels section. In the Total levels text field, type 10.
4
Locate the Coloring and Style section. From the Contour  type list, choose Tube.
5
Select the Radius scale factor checkbox. In the associated text field, type 0.001.
6
Select the Level labels checkbox, from the Color table list, choose GrayScale, and in the Color legend title text field, type \[T_f\].
7
From the Legend type list, choose Filled.
Volume 1
1
In the Model Builder window, click Volume 1.
2
In the Settings window for Volume, locate the Coloring and Style section.
3
In the Color legend title text field, type \[T_p\].
4
In the toolbar, click Plot  and click the Zoom Extents  button in the Graphics toolbar and compare with Figure 5.
Liquid Phase
With the following steps you can create Figure 6. Learn how to visualize materials in a plot and how to combine different datasets for different entities.
1
In the Home toolbar, click Add Plot Group  and choose 3D Plot Group .
2
In the Model Builder window, right-click 3D Plot Group 4 and choose Volume.
3
In the Settings window for Volume enter ht.theta2 in the Expression text field. This is the name of the variable for the phase indicator of phase 2. To find these expressions, click Replace Expression  in the upper-right corner of the Expression section. You can then search for expressions or browse through the list.
4
Locate the Coloring and Style section. From the Color table list, choose Pelagic.
5
Click to expand the Range section. Select the Manual color range checkbox and type 1 in the Maximum text field.
Transparency 1
1
Right-click Volume 1 and choose Transparency .
2
In the Settings window, type 0.2 in the Fresnel transmittance text field.
Surface 1
1
In the Model Builder window, right-click 3D Plot Group 4 and choose Surface .
2
In the Settings window for Surface, locate the Expression section. In the Expression text field, type 1.
3
Locate the Coloring and Style section. From the Coloring list choose Uniform and from the Color list, choose Gray
Selection 1
1
Right-click Surface 1 and choose Selection .
2
In the Settings Window, select Domain 4 only (the isolation).
Material Appearance 1
1
In the Model Builder window, right-click Surface 1 and choose Material Appearance .
2
In the Settings window for Material Appearance, locate the Appearance section.
3
From the Appearance list, choose Custom and from the Material type list, choose Aluminum.
Streamline
1
In the 3D Plot Group 4 toolbar, click Streamline .
By default the velocity components are used as expressions.
2
In the Settings window for Streamline, locate the Streamline Positioning section.
3
From the Positioning list, choose Uniform density.
4
In the Density level text field, type 8.4.
5
Locate the Coloring and Style section. Find the Point style subsection. From the Type list, choose Arrow.
6
Select the Number of arrows checkbox and in the associated text field, type 120.
7
From the Color list, choose White.
Liquid Phase
1
In the Model Builder window, under Results click 3D Plot Group 4.
2
In the Settings window for 3D Plot Group, type Liquid Phase in the Label text field.
3
Click to expand the Title section. From the Title type list, choose Manual.
4
In the Title text area, type Liquid Phase Saturation (1) and Velocity Streamlines.
5
In the Parameter indicator text field, type Time = eval(t,h) h to update the title with the correct time automatically.
6
Locate the Plot Settings section. Clear the Plot dataset edges checkbox.
7
Locate the Data section. From the Time (h) list, choose 7.
8
In the Liquid Phase toolbar, click Plot .
Use the Plot Previous  or Plot Next  buttons at the top of the Settings window to plot the results for the previous or next time step respectively. Note, that plotting may take a few seconds.