Refactoring examples to not use pyvista library for all the examples and keep pyvista only for postprocessing example (#457)

Author: akulshre-qa

doc/source/_static/DP_table.png

@@ -10,7 +10,7 @@
 unlike the watertight workflow used in Fluid Flow in a Mixing Elbow, is
 appropriate for geometries with imperfections, such as gaps and leakages.
 
-End-to-end Fault Tolerant Meshing Workflow example:
+End-to-end Fault Tolerant Meshing Workflow example
 
 - Use the Fault-tolerant Meshing guided workflow to:
     - Import a CAD geometry and manage individual parts
@@ -34,6 +34,8 @@
 to demonstrate the automatic leakage detection aspects of the meshing workflow.
 """
 
+# sphinx_gallery_thumbnail_path = '_static/exhaust_system.png'
+
 ###############################################################################
 # First, download the geometry file and start Fluent as a service with
 # Meshing Mode, Double Precision, Number of Processors 2

doc/source/_static/exhaust_system.png

@@ -9,7 +9,7 @@
 temperature field in the area of the mixing region in order to properly design
 the junction.
 
-End-to-end Watertight Meshing Workflow example:
+End-to-end Watertight Meshing Workflow example
 
 - Use the Watertight Geometry guided workflow to:
     - Import a CAD geometry
@@ -33,17 +33,14 @@
 boundary conditions are given in SI units. The Reynolds number for the flow at
 the larger inlet is 50, 800, so a turbulent flow model will be required.
 """
+# sphinx_gallery_thumbnail_path = '_static/mixing_elbow.png'
 
 ###############################################################################
 # First, download the geometry file and start Fluent as a service with
 # Meshing Mode, Double Precision, Number of Processors 2
 
 import ansys.fluent.core as pyfluent
 from ansys.fluent.core import examples
-from ansys.fluent.post import set_config
-from ansys.fluent.post.pyvista import Graphics
-
-set_config(blocking=True, set_view_on_display="isometric")
 
 import_filename = examples.download_file("mixing_elbow.pmdb", "pyfluent/mixing_elbow")
 
@@ -346,21 +343,6 @@
 # Solve for 100 Iterations.
 session.solver.tui.solve.iterate(100)
 
-###############################################################################
-# Examine the mass flux report for convergence: Select cold-inlet, hot-inlet,
-# and outlet from the Boundaries selection list.
-
-# session.solver.tui.report.fluxes.mass_flow(
-#     "no",
-#     "cold-inlet",
-#     "hot-inlet",
-#     "outlet",
-#     "()",
-#     "yes",
-#     "mass-flux1.flp",
-# )
-
-
 ###############################################################################
 # Save the data file (mixing_elbow1.dat.h5).
 # session.solver.tui.file.write_data('mixing_elbow1.dat.h5')
@@ -371,7 +353,6 @@
 # Provide contour-vel for Contour Name. Select velocity magnitude. Select
 # symmetry-xyplane from the Surfaces list. Display contour-vel contour.
 
-
 session.solver.tui.display.objects.create(
     "contour",
     "contour-vel",
@@ -436,7 +417,7 @@
     "2",
     "quit",
 )
-# session.solver.tui.display.objects.display("vector-vel")
+# session.solver.tui.display.objects.display("vector")
 
 ###############################################################################
 # Create an iso-surface representing the intersection of the plane z=0 and the
@@ -458,59 +439,6 @@
     "()",
     "quit",
 )
-# session.solver.tui.display.objects.display("xy-outlet-temp")
-# session.solver.tui.plot.plot(
-#     "yes",
-#     "temp-1.xy",
-#     "no",
-#     "no",
-#     "no",
-#     "temperature",
-#     "yes",
-#     "1",
-#     "0",
-#     "0",
-#     "z=0_outlet",
-#     "()",
-# )
-#
-
-###############################################################################
-# Mesh display using PyVista
-
-graphics_session = Graphics(session)
-mesh_1 = graphics_session.Meshes["mesh-1"]
-mesh_1.show_edges = True
-mesh_1.surfaces_list = [
-    "cold-inlet",
-    "hot-inlet",
-    "wall-elbow",
-    "wall-inlet",
-    "symmetry-xyplane",
-    "outlet",
-]
-
-mesh_1.display()
-
-###############################################################################
-# Temperature Contour display using PyVista
-
-# contour_1 = graphics_session.Contours["contour_1"]
-# contour_1.field = "temperature"
-# contour_1.surfaces_list = [
-#     "symmetry-xyplane"
-# ]
-# contour_1.display()
-
-###############################################################################
-# Velocity Magnitude Contour display using PyVista
-
-# contour_2 = graphics_session.Contours["contour_2"]
-# contour_2.field = "velocity-magnitude"
-# contour_2.surfaces_list = [
-#     "symmetry-xyplane"
-# ]
-# contour_2.display()
 
 ###############################################################################
 # Write final case and data.
@@ -521,5 +449,4 @@
 
 session.exit()
 
-
 ###############################################################################

doc/source/_static/mixing_elbow.png

@@ -9,7 +9,7 @@
 temperature field in the area of the mixing region in order to properly design
 the junction.
 
-This example demonstrates use of 'settings' modules (Beta):
+This example demonstrates use of 'settings' modules (Beta)
 
 - Launch Ansys Fluent
 - Import Mesh
@@ -18,7 +18,6 @@
 - Setup Boundary Conditions
 - Iniialize and Solve
 - Compute Mass Flow Rate and Temperature
-- Display Mesh and Contour using PyVista
 
 Problem Description:
 A cold fluid at 20 deg C flows into the pipe through a large inlet, and mixes
@@ -27,18 +26,13 @@
 boundary conditions are given in SI units. The Reynolds number for the flow at
 the larger inlet is 50, 800, so a turbulent flow model will be required.
 """
-# sphinx_gallery_thumbnail_number = 2
 
 ###############################################################################
 # First, download the mesh file and start Fluent as a service with
 # Solver Mode, Double Precision, Number of Processors 2
 
 import ansys.fluent.core as pyfluent
 from ansys.fluent.core import examples
-from ansys.fluent.post import set_config
-from ansys.fluent.post.pyvista import Graphics
-
-set_config(blocking=True, set_view_on_display="isometric")
 
 import_filename = examples.download_file("mixing_elbow.msh.h5", "pyfluent/mixing_elbow")
 
@@ -196,31 +190,6 @@
 session.solver.root.solution.report_definitions.flux["mass_flow_rate"].print_state()
 session.solver.root.solution.report_definitions.compute(report_defs=["mass_flow_rate"])
 
-###############################################################################
-# Mesh display using PyVista
-
-graphics_session = Graphics(session)
-mesh_1 = graphics_session.Meshes["mesh-1"]
-mesh_1.show_edges = True
-mesh_1.surfaces_list = [
-    "cold-inlet",
-    "hot-inlet",
-    "wall-elbow",
-    "wall-inlet",
-    "symmetry-xyplane",
-    "outlet",
-]
-
-mesh_1.display()
-
-###############################################################################
-# Temperature Contour display using PyVista
-
-contour_1 = graphics_session.Contours["contour_1"]
-contour_1.field = "temperature"
-contour_1.surfaces_list = ["symmetry-xyplane"]
-contour_1.display()
-
 ###############################################################################
 # Write final case and data.
 # session.solver.tui.file.write_case_data('mixing_elbow2_set.cas.h5')

examples/00-fluent/exhaust_system.py

@@ -2,7 +2,8 @@
 
 Parametric Study Workflow
 ------------------------------
-This parametric study workflow example performs these steps:
+
+This parametric study workflow example performs these steps
 
 - Reads a case file and data file
 - Creates input and output parameters
@@ -13,6 +14,7 @@
 - Creates, updates, and deletes more DPs
 - Creates, renames, duplicates and deletes parametric studies
 """
+# sphinx_gallery_thumbnail_path = '_static/DP_table.png'
 
 ############################################################################
 from pathlib import Path
@@ -21,7 +23,6 @@
 from ansys.fluent.core import examples
 from ansys.fluent.parametric import ParametricProject, ParametricStudy
 from ansys.fluent.post import set_config
-from ansys.fluent.post.pyvista import Graphics
 
 set_config(blocking=True, set_view_on_display="isometric")
 
@@ -146,21 +147,6 @@
 
 study_1.update_all_design_points()
 
-#########################################################################
-# Mesh display using PyVista
-
-graphics_session = Graphics(session)
-mesh_1 = graphics_session.Meshes["mesh-1"]
-mesh_1.show_edges = True
-mesh_1.surfaces_list = [
-    "inlet1",
-    "inlet2",
-    "wall",
-    "outlet",
-]
-
-mesh_1.display()
-
 ###############################################################################
 # Export design point table as a CSV table
 

examples/00-fluent/mixing_elbow.py

@@ -8,14 +8,14 @@
 The flow through the manifold is turbulent and
 involves conjugate heat transfer.
 
-This example demonstrates postprocessing using pyvista:
+This example demonstrates postprocessing using pyvista
 
 - Create surfaces for the display of 3D data.
 - Display filled contours of temperature on several surfaces.
 - Display velocity vectors.
 - Plot quantitative results using Matplotlib
 """
-# sphinx_gallery_thumbnail_number = -1
+# sphinx_gallery_thumbnail_number = -3
 
 ###############################################################################
 import ansys.fluent.core as pyfluent
@@ -127,8 +127,8 @@
 # Currently using outlet-plane since mid-plane is affected by Issue # 276
 
 velocity_vector = graphics.Vectors["velocity-vector"]
-velocity_vector.surfaces_list = ["outlet-plane"]
-velocity_vector.scale = 1
+velocity_vector.surfaces_list = ["solid_up:1:830"]
+velocity_vector.scale = 2
 velocity_vector.display("window-6")
 
 ###############################################################################