Thermal Analysis

Visualize the result of verification manual test 33.

from ansys.mapdl.reader import examples

Download the result file from verification manual test case 33

vm33 = examples.download_verification_result(33)

# get nodal thermal strain for result set 1
nnum, tstrain = vm33.nodal_thermal_strain(0)

# plot nodal thermal strain for result set 11 in the X direction
vm33.plot_nodal_thermal_strain(
    10, "X", show_edges=True, lighting=True, cmap="bwr", show_axes=True
)

/home/runner/work/pymapdl-reader/pymapdl-reader/.venv/lib/python3.13/site-packages/ansys/mapdl/reader/rst.py:3044: PyVistaFutureWarning: The default value of `algorithm` for the filter
`UnstructuredGrid.extract_surface` will change in the future. It currently defaults to
`'dataset_surface'`, but will change to `None`. Explicitly set the `algorithm` keyword to
silence this warning.
  mesh = grid.extract_surface()

Plot with contours

# Disable lighting and set number of colors to 10 to make an MAPDL-like plot
vm33.plot_nodal_thermal_strain(
    10,
    "X",
    show_edges=True,
    n_colors=10,
    interpolate_before_map=True,
    lighting=False,
    show_axes=True,
)

/home/runner/work/pymapdl-reader/pymapdl-reader/.venv/lib/python3.13/site-packages/ansys/mapdl/reader/rst.py:3044: PyVistaFutureWarning: The default value of `algorithm` for the filter
`UnstructuredGrid.extract_surface` will change in the future. It currently defaults to
`'dataset_surface'`, but will change to `None`. Explicitly set the `algorithm` keyword to
silence this warning.
  mesh = grid.extract_surface()