def SPPostProcessResults(self, time):
DemFem.DemStructuresCouplingUtilities().MarkBrokenSpheres(
self.ring_submodelpart)
center = Kratos.Array3()
center[0] = self.sp_parameters["problem_data"]["center"][0].GetDouble()
center[1] = self.sp_parameters["problem_data"]["center"][1].GetDouble()
center[2] = self.sp_parameters["problem_data"]["center"][2].GetDouble()
axis = Kratos.Array3()
axis[0] = self.sp_parameters["problem_data"]["axis"][0].GetDouble()
axis[1] = self.sp_parameters["problem_data"]["axis"][1].GetDouble()
axis[2] = self.sp_parameters["problem_data"]["axis"][2].GetDouble()
radius = 0
if self.test_number == 1:
radius = 0.0036195
#95% of the real hole. CTW16 specimen
elif self.test_number == 2:
radius = 0.012065
#95% of the real hole. CTW10 specimen
elif self.test_number == 3:
radius = 0.036195
#95% of the real hole. Blind Test
self.dem_solution.creator_destructor.MarkParticlesForErasingGivenCylinder(
self.ring_submodelpart, center, axis, radius)
if self.test_number == 1 or self.test_number == 2:
if self.structural_solution._GetSolver(
).main_model_part.ProcessInfo[Kratos.DOMAIN_SIZE] == 2:
self.outer_walls_model_part = self.model[
"Structure.LinePressure2D_Outer_line"]
else:
self.outer_walls_model_part = self.model[
"Structure.SurfacePressure3D_lateral_pressure"]
DemFem.DemStructuresCouplingUtilities(
).ComputeSandProductionWithDepthFirstSearchNonRecursiveImplementation(
self.ring_submodelpart, self.outer_walls_model_part, time)
DemFem.DemStructuresCouplingUtilities().ComputeSandProduction(
self.ring_submodelpart, self.outer_walls_model_part, time)
elif self.test_number == 3:
if self.structural_solution._GetSolver(
).main_model_part.ProcessInfo[Kratos.DOMAIN_SIZE] == 2:
self.outer_walls_model_part_1 = self.model[
"Structure.LinePressure2D_Left_line"]
# self.outer_walls_model_part_2 = self.model["Structure.LinePressure2D_Bot_line"]
else:
self.outer_walls_model_part_1 = self.model[
"Structure.SurfacePressure3D_sigmaXpos"]
# self.outer_walls_model_part_2 = self.model["Structure.SurfacePressure3D_sigmaYpos"]
# NOTE: The stress printed in this case will also be the SigmaZ, but probably SigmaX is more appropriate
DemFem.DemStructuresCouplingUtilities(
).ComputeSandProductionWithDepthFirstSearchNonRecursiveImplementation(
self.ring_submodelpart, self.outer_walls_model_part_1, time)
DemFem.DemStructuresCouplingUtilities().ComputeSandProduction(
self.ring_submodelpart, self.outer_walls_model_part_1, time)
def PrintResultsForGid(self, time):
super(DEMAnalysisStage2DSpRigidFem, self).PrintResultsForGid(time)
DemFem.DemStructuresCouplingUtilities().MarkBrokenSpheres(
self.ring_submodelpart)
self.creator_destructor.MarkParticlesForErasingGivenCylinder(
self.ring_submodelpart, self.center, self.axis,
self.radius_to_delete_sp)
DemFem.DemStructuresCouplingUtilities(
).ComputeSandProductionWithDepthFirstSearchNonRecursiveImplementation(
self.ring_submodelpart, self.rigid_face_model_part, self.time)
DemFem.DemStructuresCouplingUtilities().ComputeSandProduction(
self.ring_submodelpart, self.rigid_face_model_part, self.time)
def _TransferStructuresSkinToDem(self):
self.structural_mp = self.structural_solution._GetSolver(
).GetComputingModelPart()
self.skin_mp = self.structural_mp.GetSubModelPart(
"DetectedByProcessSkinModelPart")
dem_walls_mp = self.dem_solution.rigid_face_model_part.CreateSubModelPart(
"SkinTransferredFromStructure")
max_prop_id = 0
for prop in dem_walls_mp.Properties:
if prop.Id > max_prop_id:
max_prop_id = prop.Id
props = Kratos.Properties(max_prop_id + 1)
# NOTE: this should be more general
props[Dem.STATIC_FRICTION] = 0.2
props[Dem.DYNAMIC_FRICTION] = 0.2
props[Dem.WALL_COHESION] = 0.0
props[Dem.COMPUTE_WEAR] = False
props[Dem.SEVERITY_OF_WEAR] = 0.001
props[Dem.IMPACT_WEAR_SEVERITY] = 0.001
props[Dem.BRINELL_HARDNESS] = 200.0
props[Kratos.YOUNG_MODULUS] = 7e9
props[Kratos.POISSON_RATIO] = 0.16
dem_walls_mp.AddProperties(props)
DemFem.DemStructuresCouplingUtilities().TransferStructuresSkinToDem(
self.skin_mp, dem_walls_mp, props)
def TransferFEMSkinToDEM(self):
fem_skin_mp = self.FEM_Solution.main_model_part.GetSubModelPart(
"SkinDEMModelPart")
if self.DEM_Solution.rigid_face_model_part.HasSubModelPart(
"SkinTransferredFromStructure"):
self.EraseConditionsAndNodesSubModelPart()
dem_walls_mp = self.DEM_Solution.rigid_face_model_part.GetSubModelPart(
"SkinTransferredFromStructure")
dem_walls_mp.SetValue(KratosDEM.RIGID_BODY_OPTION, False)
props = self.DEM_Solution.spheres_model_part.GetProperties()[2]
DemFem.DemStructuresCouplingUtilities(
).TransferStructuresSkinToDem(fem_skin_mp, dem_walls_mp, props)
else: # have to create it
# props = self.CreateFEMPropertiesForDEFEContact()
props = self.DEM_Solution.spheres_model_part.GetProperties()[2]
dem_walls_mp = self.DEM_Solution.rigid_face_model_part.CreateSubModelPart(
"SkinTransferredFromStructure")
dem_walls_mp.SetValue(KratosDEM.RIGID_BODY_OPTION, False)
# dem_walls_mp.AddProperties(props)
DemFem.DemStructuresCouplingUtilities(
).TransferStructuresSkinToDem(fem_skin_mp, dem_walls_mp, props)
def _TransferStructuresSkinToDem(self):
self.structural_mp = self.structural_solution._GetSolver(
).GetComputingModelPart()
self.skin_mp = self.structural_mp.GetSubModelPart(
"DetectedByProcessSkinModelPart")
dem_walls_mp = self.dem_solution.rigid_face_model_part
props = Kratos.Properties(0)
props[Dem.WALL_FRICTION] = 0.5773502691896257
props[Dem.WALL_COHESION] = 0.0
props[Dem.COMPUTE_WEAR] = False
props[Dem.SEVERITY_OF_WEAR] = 0.001
props[Dem.IMPACT_WEAR_SEVERITY] = 0.001
props[Dem.BRINELL_HARDNESS] = 200.0
props[Kratos.YOUNG_MODULUS] = 1e20
props[Kratos.POISSON_RATIO] = 0.25
dem_walls_mp.AddProperties(props)
DemFem.DemStructuresCouplingUtilities().TransferStructuresSkinToDem(
self.skin_mp, dem_walls_mp, props)
def RunSolutionLoop(self):
self.dem_solution.step = 0
self.dem_solution.time = 0.0
self.dem_solution.time_old_print = 0.0
self.time_dem = 0.0
self.Dt_structural = self.structural_solution._GetSolver(
).settings["time_stepping"]["time_step"].GetDouble()
while self.structural_solution.time < self.structural_solution.end_time:
portion_of_the_force_which_is_new = 0.4
DemFem.DemStructuresCouplingUtilities().SmoothLoadTrasferredToFem(
self.dem_solution.rigid_face_model_part,
portion_of_the_force_which_is_new)
self.structural_solution.time = self.structural_solution._GetSolver(
).AdvanceInTime(self.structural_solution.time)
self.structural_solution.InitializeSolutionStep()
if self.test_number:
self.control_module_fem_dem_utility.ExecuteInitializeSolutionStep(
)
self.structural_solution._GetSolver().Predict()
self.structural_solution._GetSolver().SolveSolutionStep()
self.structural_solution.FinalizeSolutionStep()
self.structural_solution.OutputSolutionStep()
time_final_DEM_substepping = self.structural_solution.time
self.Dt_DEM = self.dem_solution.spheres_model_part.ProcessInfo.GetValue(
Kratos.DELTA_TIME)
DemFem.InterpolateStructuralSolutionForDEM(
).SaveStructuralSolution(self.structural_mp)
DemFem.ComputeDEMFaceLoadUtility().ClearDEMFaceLoads(self.skin_mp)
if self.test_number == 1 or self.test_number == 2:
self.outer_walls_model_part = self.model[
"Structure.SurfacePressure3D_lateral_pressure"]
DemFem.DemStructuresCouplingUtilities(
).ComputeSandProductionWithDepthFirstSearch(
self.dem_solution.spheres_model_part,
self.outer_walls_model_part, self.structural_solution.time)
DemFem.DemStructuresCouplingUtilities().ComputeSandProduction(
self.dem_solution.spheres_model_part,
self.outer_walls_model_part, self.structural_solution.time)
elif self.test_number == 3:
self.outer_walls_model_part_1 = self.model[
"Structure.SurfacePressure3D_sigmaXpos"]
self.outer_walls_model_part_2 = self.model[
"Structure.SurfacePressure3D_sigmaYpos"]
DemFem.DemStructuresCouplingUtilities(
).ComputeTriaxialSandProduction(
self.dem_solution.spheres_model_part,
self.outer_walls_model_part_1,
self.outer_walls_model_part_2,
self.structural_solution.time)
for self.dem_solution.time_dem in self.yield_DEM_time(
self.dem_solution.time, time_final_DEM_substepping,
self.Dt_DEM):
self.dem_solution.time = self.dem_solution.time + self.dem_solution._GetSolver(
).dt
self.dem_solution.step += 1
self.dem_solution.DEMFEMProcedures.UpdateTimeInModelParts(
self.dem_solution.all_model_parts, self.dem_solution.time,
self.dem_solution._GetSolver().dt, self.dem_solution.step)
self.dem_solution.InitializeSolutionStep()
self.dem_solution._GetSolver().Predict()
DemFem.InterpolateStructuralSolutionForDEM(
).InterpolateStructuralSolution(
self.structural_mp, self.Dt_structural,
self.structural_solution.time,
self.dem_solution._GetSolver().dt, self.dem_solution.time)
self.dem_solution.SolverSolve()
DemFem.DemStructuresCouplingUtilities().MarkBrokenSpheres(
self.dem_solution.spheres_model_part)
center = Kratos.Array3()
center[0] = self.sp_parameters["problem_data"]["center"][
0].GetDouble()
center[1] = self.sp_parameters["problem_data"]["center"][
1].GetDouble()
center[2] = self.sp_parameters["problem_data"]["center"][
2].GetDouble()
axis = Kratos.Array3()
axis[0] = self.sp_parameters["problem_data"]["axis"][
0].GetDouble()
axis[1] = self.sp_parameters["problem_data"]["axis"][
1].GetDouble()
axis[2] = self.sp_parameters["problem_data"]["axis"][
2].GetDouble()
radius = 0
if self.test_number == 1:
radius = 0.0036195
#95% of the real hole. CTW16 specimen
elif self.test_number == 2:
radius = 0.012065
#95% of the real hole. CTW10 specimen
elif self.test_number == 3:
radius = 0.036195
#95% of the real hole. Blind Test
self.dem_solution.creator_destructor.MarkParticlesForErasingGivenCylinder(
self.dem_solution.spheres_model_part, center, axis, radius)
self.dem_solution.FinalizeSolutionStep()
DemFem.ComputeDEMFaceLoadUtility().CalculateDEMFaceLoads(
self.skin_mp,
self.dem_solution._GetSolver().dt, self.Dt_structural)
#### PRINTING GRAPHS ####
os.chdir(self.dem_solution.graphs_path)
self.dem_solution.post_utils.ComputeMeanVelocitiesInTrap(
"Average_Velocity.txt", self.dem_solution.time,
self.dem_solution.graphs_path)
self.dem_solution.materialTest.MeasureForcesAndPressure()
self.dem_solution.materialTest.PrintGraph(
self.dem_solution.time)
self.dem_solution.DEMFEMProcedures.PrintGraph(
self.dem_solution.time)
self.dem_solution.DEMFEMProcedures.PrintBallsGraph(
self.dem_solution.time)
self.dem_solution.DEMEnergyCalculator.CalculateEnergyAndPlot(
self.dem_solution.time)
self.dem_solution.BeforePrintingOperations(
self.dem_solution.time)
#### GiD IO ##########################################
if self.dem_solution.IsTimeToPrintPostProcess():
self.dem_solution._GetSolver().PrepareElementsForPrinting()
if self.dem_solution.DEM_parameters[
"ContactMeshOption"].GetBool():
self.dem_solution._GetSolver(
).PrepareContactElementsForPrinting()
self.dem_solution.PrintResultsForGid(
self.dem_solution.time)
self.dem_solution.demio.PrintMultifileLists(
self.dem_solution.time, self.dem_solution.post_path)
self.dem_solution.time_old_print = self.dem_solution.time
if self.test_number:
self.stress_failure_check_utility.ExecuteFinalizeSolutionStep(
)
self.dem_solution.FinalizeTimeStep(self.dem_solution.time)
DemFem.InterpolateStructuralSolutionForDEM(
).RestoreStructuralSolution(self.structural_mp)
if self.test_number:
self.control_module_fem_dem_utility.ExecuteFinalizeSolutionStep(
)
# Write SP data
if self.IsPostProcessWriteStep():
self.sp_post_process_tool.WriteData()
def RunSolutionLoop(self):
self.dem_solution.step = 0
self.dem_solution.time = 0.0
self.dem_solution.time_old_print = 0.0
self.time_dem = 0.0
self.Dt_structural = self.structural_solution._GetSolver(
).settings["time_stepping"]["time_step"].GetDouble()
while self.structural_solution.time < self.structural_solution.end_time:
portion_of_the_force_which_is_new = 0.4
DemFem.DemStructuresCouplingUtilities().SmoothLoadTrasferredToFem(
self.dem_solution.rigid_face_model_part,
portion_of_the_force_which_is_new)
self.structural_solution.time = self.structural_solution._GetSolver(
).AdvanceInTime(self.structural_solution.time)
self.structural_solution.InitializeSolutionStep()
self.structural_solution._GetSolver().Predict()
self.structural_solution._GetSolver().SolveSolutionStep()
self.structural_solution.FinalizeSolutionStep()
self.structural_solution.OutputSolutionStep()
time_final_DEM_substepping = self.structural_solution.time
self.Dt_DEM = self.dem_solution.spheres_model_part.ProcessInfo.GetValue(
Kratos.DELTA_TIME)
DemFem.InterpolateStructuralSolutionForDEM(
).SaveStructuralSolution(self.structural_mp)
DemFem.ComputeDEMFaceLoadUtility().ClearDEMFaceLoads(self.skin_mp)
for self.dem_solution.time_dem in self.yield_DEM_time(
self.dem_solution.time, time_final_DEM_substepping,
self.Dt_DEM):
self.dem_solution.time = self.dem_solution.time + self.dem_solution._GetSolver(
).dt
self.dem_solution.step += 1
self.dem_solution.DEMFEMProcedures.UpdateTimeInModelParts(
self.dem_solution.all_model_parts, self.dem_solution.time,
self.dem_solution._GetSolver().dt, self.dem_solution.step)
self.dem_solution.InitializeSolutionStep()
DemFem.InterpolateStructuralSolutionForDEM(
).InterpolateStructuralSolution(
self.structural_mp, self.Dt_structural,
self.structural_solution.time,
self.dem_solution._GetSolver().dt, self.dem_solution.time)
self.dem_solution.SolverSolve()
self.dem_solution.FinalizeSolutionStep()
DemFem.ComputeDEMFaceLoadUtility().CalculateDEMFaceLoads(
self.skin_mp,
self.dem_solution._GetSolver().dt, self.Dt_structural)
self.dem_solution.DEMFEMProcedures.MoveAllMeshes(
self.dem_solution.all_model_parts, self.dem_solution.time,
self.dem_solution._GetSolver().dt)
#DEMFEMProcedures.MoveAllMeshesUsingATable(rigid_face_model_part, time, dt)
#### PRINTING GRAPHS ####
os.chdir(self.dem_solution.graphs_path)
self.dem_solution.post_utils.ComputeMeanVelocitiesInTrap(
"Average_Velocity.txt", self.dem_solution.time,
self.dem_solution.graphs_path)
self.dem_solution.materialTest.MeasureForcesAndPressure()
self.dem_solution.materialTest.PrintGraph(
self.dem_solution.time)
self.dem_solution.DEMFEMProcedures.PrintGraph(
self.dem_solution.time)
self.dem_solution.DEMFEMProcedures.PrintBallsGraph(
self.dem_solution.time)
self.dem_solution.DEMEnergyCalculator.CalculateEnergyAndPlot(
self.dem_solution.time)
self.dem_solution.BeforePrintingOperations(
self.dem_solution.time)
#### GiD IO ##########################################
if self.dem_solution.IsTimeToPrintPostProcess():
self.dem_solution._GetSolver().PrepareElementsForPrinting()
if self.dem_solution.DEM_parameters[
"ContactMeshOption"].GetBool():
self.dem_solution._GetSolver(
).PrepareContactElementsForPrinting()
self.dem_solution.PrintResultsForGid(
self.dem_solution.time)
self.dem_solution.demio.PrintMultifileLists(
self.dem_solution.time, self.dem_solution.post_path)
self.dem_solution.time_old_print = self.dem_solution.time
self.dem_solution.FinalizeTimeStep(self.dem_solution.time)
DemFem.InterpolateStructuralSolutionForDEM(
).RestoreStructuralSolution(self.structural_mp)