def _create_main_search(self, key = "0"): """ This method creates the search process that will be use during contact search Keyword arguments: self -- It signifies an instance of a class. key -- The key to identify the current pair """ search_parameters = KM.Parameters("""{"condition_name": "", "final_string": "", "predefined_master_slave" : true, "id_name" : ""}""") search_parameters.AddValue("type_search", self.settings["search_parameters"]["type_search"]) search_parameters.AddValue("check_gap", self.settings["search_parameters"]["check_gap"]) search_parameters.AddValue("allocation_size", self.settings["search_parameters"]["max_number_results"]) search_parameters.AddValue("bucket_size", self.settings["search_parameters"]["bucket_size"]) search_parameters.AddValue("search_factor", self.settings["search_parameters"]["search_factor"]) search_parameters.AddValue("dynamic_search", self.settings["search_parameters"]["dynamic_search"]) search_parameters.AddValue("static_check_movement", self.settings["search_parameters"]["static_check_movement"]) search_parameters.AddValue("consider_gap_threshold", self.settings["search_parameters"]["consider_gap_threshold"]) search_parameters.AddValue("debug_mode", self.settings["search_parameters"]["debug_mode"]) search_parameters["condition_name"].SetString(self._get_condition_name()) search_parameters["final_string"].SetString(self._get_final_string()) self.__assume_master_slave(key) search_parameters["predefined_master_slave"].SetBool(self.predefined_master_slave) search_parameters["id_name"].SetString(key) # We compute the number of nodes of the geometry number_nodes, number_nodes_master = self._compute_number_nodes() # We create the search process simple_search = self.settings["search_parameters"]["simple_search"].GetBool() if self.dimension == 2: if simple_search: self.search_search[key] = CSMA.SimpleContactSearch2D2N(self.computing_model_part, search_parameters) else: self.search_search[key] = CSMA.AdvancedContactSearch2D2N(self.computing_model_part, search_parameters) else: if number_nodes == 3: if number_nodes_master == 3: if simple_search: self.search_search[key] = CSMA.SimpleContactSearch3D3N(self.computing_model_part, search_parameters) else: self.search_search[key] = CSMA.AdvancedContactSearch3D3N(self.computing_model_part, search_parameters) else: if simple_search: self.search_search[key] = CSMA.SimpleContactSearch3D3N4N(self.computing_model_part, search_parameters) else: self.search_search[key] = CSMA.AdvancedContactSearch3D3N4N(self.computing_model_part, search_parameters) elif number_nodes == 4: if number_nodes_master == 3: if simple_search: self.search_search[key] = CSMA.SimpleContactSearch3D4N3N(self.computing_model_part, search_parameters) else: self.search_search[key] = CSMA.AdvancedContactSearch3D4N3N(self.computing_model_part, search_parameters) else: if simple_search: self.search_search[key] = CSMA.SimpleContactSearch3D4N(self.computing_model_part, search_parameters) else: self.search_search[key] = CSMA.AdvancedContactSearch3D4N(self.computing_model_part, search_parameters) else: raise Exception("Geometries not compatible. Check all the geometries are linear")
def __base_test_mapping(self, input_filename, num_nodes, pure_implicit): KratosMultiphysics.Logger.GetDefaultOutput().SetSeverity(KratosMultiphysics.Logger.Severity.WARNING) self.model = KratosMultiphysics.Model() self.main_model_part = self.model.CreateModelPart("Structure", 2) ## Creation of the Kratos model (build sub_model_parts or submeshes) self.StructureModel = {"Structure": self.main_model_part} self.main_model_part.AddNodalSolutionStepVariable(KratosMultiphysics.DISPLACEMENT) self.main_model_part.AddNodalSolutionStepVariable(KratosMultiphysics.VELOCITY) self.main_model_part.AddNodalSolutionStepVariable(KratosMultiphysics.ACCELERATION) self.main_model_part.AddNodalSolutionStepVariable(KratosMultiphysics.TEMPERATURE) self.main_model_part.AddNodalSolutionStepVariable(KratosMultiphysics.NORMAL) self.main_model_part.AddNodalSolutionStepVariable(ContactStructuralMechanicsApplication.LAGRANGE_MULTIPLIER_CONTACT_PRESSURE) self.main_model_part.AddNodalSolutionStepVariable(ContactStructuralMechanicsApplication.WEIGHTED_GAP) self.main_model_part.AddNodalSolutionStepVariable(KratosMultiphysics.NODAL_H) self.main_model_part.CloneTimeStep(1.01) KratosMultiphysics.ModelPartIO(input_filename).ReadModelPart(self.main_model_part) KratosMultiphysics.VariableUtils().AddDof(KratosMultiphysics.DISPLACEMENT_X,self.main_model_part) KratosMultiphysics.VariableUtils().AddDof(KratosMultiphysics.DISPLACEMENT_Y,self.main_model_part) KratosMultiphysics.VariableUtils().AddDof(KratosMultiphysics.DISPLACEMENT_Z,self.main_model_part) KratosMultiphysics.VariableUtils().AddDof(KratosMultiphysics.TEMPERATURE, self.main_model_part) if (self.main_model_part.HasSubModelPart("Contact")): interface_model_part = self.main_model_part.GetSubModelPart("Contact") else: interface_model_part = self.main_model_part.CreateSubModelPart("Contact") self.mapping_model_part = self.main_model_part.GetSubModelPart("DISPLACEMENT_Displacement_Auto2") self.model_part_slave = self.main_model_part.GetSubModelPart("Parts_Parts_Auto1") KratosMultiphysics.VariableUtils().SetFlag(KratosMultiphysics.SLAVE, True, self.model_part_slave.Nodes) KratosMultiphysics.VariableUtils().SetFlag(KratosMultiphysics.MASTER, False, self.model_part_slave.Nodes) self.model_part_master = self.main_model_part.GetSubModelPart("Parts_Parts_Auto2") KratosMultiphysics.VariableUtils().SetFlag(KratosMultiphysics.SLAVE, False, self.model_part_master.Nodes) KratosMultiphysics.VariableUtils().SetFlag(KratosMultiphysics.MASTER, True, self.model_part_master.Nodes) for prop in self.main_model_part.GetProperties(): prop[ContactStructuralMechanicsApplication.INTEGRATION_ORDER_CONTACT] = 3 self.main_model_part.ProcessInfo[ContactStructuralMechanicsApplication.ACTIVE_CHECK_FACTOR] = 3.0e-1 for node in self.mapping_model_part.Nodes: node.Set(KratosMultiphysics.INTERFACE, True) Preprocess = ContactStructuralMechanicsApplication.InterfacePreprocessCondition(self.main_model_part) interface_parameters = KratosMultiphysics.Parameters("""{"simplify_geometry": false}""") Preprocess.GenerateInterfacePart3D(self.mapping_model_part, interface_parameters) # We compute NODAL_H that can be used in the search and some values computation find_nodal_h = KratosMultiphysics.FindNodalHProcess(self.mapping_model_part) find_nodal_h.Execute() # We copy the conditions to the ContactSubModelPart for cond in self.mapping_model_part.Conditions: interface_model_part.AddCondition(cond) del(cond) for node in self.mapping_model_part.Nodes: interface_model_part.AddNode(node, 0) del(node) # We initialize the conditions alm_init_var = ContactStructuralMechanicsApplication.ALMFastInit(self.mapping_model_part) alm_init_var.Execute() search_parameters = KratosMultiphysics.Parameters(""" { "search_factor" : 3.5, "allocation_size" : 1000, "check_gap" : "NoCheck", "type_search" : "InRadius" } """) if (num_nodes == 3): contact_search = ContactStructuralMechanicsApplication.AdvancedContactSearch3D3N(self.main_model_part, search_parameters) else: contact_search = ContactStructuralMechanicsApplication.AdvancedContactSearch3D4N(self.main_model_part, search_parameters) # We initialize the search utility contact_search.CreatePointListMortar() contact_search.InitializeMortarConditions() contact_search.UpdateMortarConditions() for node in self.model_part_master.Nodes: x = node.X y = node.Y z = node.Z node.SetSolutionStepValue(KratosMultiphysics.TEMPERATURE, z) node.SetSolutionStepValue(KratosMultiphysics.DISPLACEMENT_X, x) node.SetSolutionStepValue(KratosMultiphysics.DISPLACEMENT_Y, y) node.SetSolutionStepValue(KratosMultiphysics.DISPLACEMENT_Z, z) del(node) map_parameters = KratosMultiphysics.Parameters(""" { "echo_level" : 0, "absolute_convergence_tolerance" : 1.0e-9, "relative_convergence_tolerance" : 1.0e-4, "max_number_iterations" : 10, "integration_order" : 2 } """) # Copy respective conditions for cond in self.main_model_part.Conditions: if (cond.Is(KratosMultiphysics.SLAVE)): self.model_part_slave.AddCondition(cond) if (cond.Is(KratosMultiphysics.MASTER)): self.model_part_master.AddCondition(cond) if (pure_implicit == True): #linear_solver = ExternalSolversApplication.SuperLUSolver() linear_solver = KratosMultiphysics.SkylineLUFactorizationSolver() if (num_nodes == 3): self.mortar_mapping_double = KratosMultiphysics.SimpleMortarMapperProcess3D3NDouble(self.model_part_master, self.model_part_slave, KratosMultiphysics.TEMPERATURE, map_parameters, linear_solver) self.mortar_mapping_vector = KratosMultiphysics.SimpleMortarMapperProcess3D3NVector(self.model_part_master, self.model_part_slave, KratosMultiphysics.DISPLACEMENT, map_parameters, linear_solver) else: self.mortar_mapping_double = KratosMultiphysics.SimpleMortarMapperProcess3D4NDouble(self.model_part_master, self.model_part_slave, KratosMultiphysics.TEMPERATURE, map_parameters, linear_solver) self.mortar_mapping_vector = KratosMultiphysics.SimpleMortarMapperProcess3D4NVector(self.model_part_master, self.model_part_slave, KratosMultiphysics.DISPLACEMENT, map_parameters, linear_solver) else: if (num_nodes == 3): self.mortar_mapping_double = KratosMultiphysics.SimpleMortarMapperProcess3D3NDouble(self.model_part_master, self.model_part_slave, KratosMultiphysics.TEMPERATURE, map_parameters) self.mortar_mapping_vector = KratosMultiphysics.SimpleMortarMapperProcess3D3NVector(self.model_part_master, self.model_part_slave, KratosMultiphysics.DISPLACEMENT, map_parameters) else: self.mortar_mapping_double = KratosMultiphysics.SimpleMortarMapperProcess3D4NDouble(self.model_part_master, self.model_part_slave, KratosMultiphysics.TEMPERATURE, map_parameters) self.mortar_mapping_vector = KratosMultiphysics.SimpleMortarMapperProcess3D4NVector(self.model_part_master, self.model_part_slave, KratosMultiphysics.DISPLACEMENT, map_parameters)
def _dynamic_search_tests(self, input_filename, num_nodes): KM.Logger.GetDefaultOutput().SetSeverity(KM.Logger.Severity.WARNING) self.model = KM.Model() self.main_model_part = self.model.CreateModelPart("Structure", 2) ## Creation of the Kratos model (build sub_model_parts or submeshes) self.StructureModel = {"Structure": self.main_model_part} self.main_model_part.AddNodalSolutionStepVariable(KM.DISPLACEMENT) self.main_model_part.AddNodalSolutionStepVariable(KM.VELOCITY) self.main_model_part.AddNodalSolutionStepVariable(KM.ACCELERATION) self.main_model_part.AddNodalSolutionStepVariable( KM.VOLUME_ACCELERATION) self.main_model_part.AddNodalSolutionStepVariable(KM.REACTION) self.main_model_part.AddNodalSolutionStepVariable(KM.NORMAL) self.main_model_part.AddNodalSolutionStepVariable( CSMA.LAGRANGE_MULTIPLIER_CONTACT_PRESSURE) self.main_model_part.AddNodalSolutionStepVariable(CSMA.WEIGHTED_GAP) self.main_model_part.AddNodalSolutionStepVariable(KM.NODAL_H) self.main_model_part.CloneTimeStep(1.01) KM.ModelPartIO(input_filename).ReadModelPart(self.main_model_part) KM.VariableUtils().AddDof(KM.DISPLACEMENT_X, KM.REACTION_X, self.main_model_part) KM.VariableUtils().AddDof(KM.DISPLACEMENT_Y, KM.REACTION_Y, self.main_model_part) KM.VariableUtils().AddDof(KM.DISPLACEMENT_Z, KM.REACTION_Z, self.main_model_part) KM.VariableUtils().AddDof(CSMA.LAGRANGE_MULTIPLIER_CONTACT_PRESSURE, CSMA.WEIGHTED_GAP, self.main_model_part) if (self.main_model_part.HasSubModelPart("Contact")): interface_model_part = self.main_model_part.GetSubModelPart( "Contact") else: interface_model_part = self.main_model_part.CreateSubModelPart( "Contact") self.contact_model_part = self.main_model_part.GetSubModelPart( "DISPLACEMENT_Displacement_Auto2") model_part_slave = self.main_model_part.GetSubModelPart( "Parts_Parts_Auto1") model_part_master = self.main_model_part.GetSubModelPart( "Parts_Parts_Auto2") KM.VariableUtils().SetFlag(KM.SLAVE, False, self.contact_model_part.Nodes) KM.VariableUtils().SetFlag(KM.MASTER, True, self.contact_model_part.Nodes) KM.VariableUtils().SetFlag(KM.SLAVE, True, model_part_slave.Nodes) KM.VariableUtils().SetFlag(KM.MASTER, False, model_part_slave.Nodes) for node in model_part_slave.Nodes: # DEBUG #node.X -= 9.81 / 32.0 #node.SetSolutionStepValue(KM.DISPLACEMENT_X, -9.81 / 32.0) node.SetSolutionStepValue(KM.ACCELERATION_X, 1, -9.81) del (node) self.main_model_part.ProcessInfo[KM.STEP] = 1 self.main_model_part.ProcessInfo[KM.DELTA_TIME] = 0.5 for prop in self.main_model_part.GetProperties(): prop[CSMA.INTEGRATION_ORDER_CONTACT] = 3 self.main_model_part.ProcessInfo[CSMA.ACTIVE_CHECK_FACTOR] = 3.0e-1 KM.VariableUtils().SetFlag(KM.INTERFACE, True, self.contact_model_part.Nodes) pre_process = CSMA.InterfacePreprocessCondition(self.main_model_part) interface_parameters = KM.Parameters( """{"simplify_geometry": false}""") pre_process.GenerateInterfacePart3D(self.contact_model_part, interface_parameters) # We copy the conditions to the ContactSubModelPart for cond in self.contact_model_part.Conditions: interface_model_part.AddCondition(cond) del (cond) for node in self.contact_model_part.Nodes: interface_model_part.AddNode(node, 0) del (node) # We compute NODAL_H that can be used in the search and some values computation self.find_nodal_h = KM.FindNodalHProcess(self.contact_model_part) self.find_nodal_h.Execute() # We initialize the conditions alm_init_var = CSMA.ALMFastInit(self.contact_model_part) alm_init_var.Execute() search_parameters = KM.Parameters(""" { "dynamic_search" : true } """) if (num_nodes == 3): contact_search = CSMA.AdvancedContactSearch3D3N( self.main_model_part, search_parameters) else: contact_search = CSMA.AdvancedContactSearch3D4N( self.main_model_part, search_parameters) # We initialize the search utility contact_search.CreatePointListMortar() contact_search.InitializeMortarConditions() contact_search.UpdateMortarConditions() ## DEBUG #self.__post_process() import from_json_check_result_process check_parameters = KM.Parameters(""" { "check_variables" : ["NORMAL_GAP"], "input_file_name" : "", "model_part_name" : "Structure", "historical_value" : false, "time_frequency" : 0.0, "sub_model_part_name" : "Parts_Parts_Auto1" } """) check_parameters["input_file_name"].SetString(input_filename + "_dynamic_search.json") check = from_json_check_result_process.FromJsonCheckResultProcess( self.StructureModel, check_parameters) check.ExecuteInitialize() check.ExecuteBeforeSolutionLoop() check.ExecuteFinalizeSolutionStep()
def __base_test_integration(self, input_filename, num_nodes): KratosMultiphysics.Logger.GetDefaultOutput().SetSeverity( KratosMultiphysics.Logger.Severity.WARNING) self.model = KratosMultiphysics.Model() self.main_model_part = self.model.CreateModelPart("Structure", 2) self.main_model_part.AddNodalSolutionStepVariable( KratosMultiphysics.DISPLACEMENT) self.main_model_part.AddNodalSolutionStepVariable( KratosMultiphysics.VELOCITY) self.main_model_part.AddNodalSolutionStepVariable( KratosMultiphysics.ACCELERATION) self.main_model_part.AddNodalSolutionStepVariable( KratosMultiphysics.REACTION) self.main_model_part.AddNodalSolutionStepVariable( KratosMultiphysics.NORMAL) self.main_model_part.AddNodalSolutionStepVariable( ContactStructuralMechanicsApplication. LAGRANGE_MULTIPLIER_CONTACT_PRESSURE) self.main_model_part.AddNodalSolutionStepVariable( ContactStructuralMechanicsApplication.WEIGHTED_GAP) self.main_model_part.AddNodalSolutionStepVariable( KratosMultiphysics.NODAL_H) KratosMultiphysics.ModelPartIO(input_filename).ReadModelPart( self.main_model_part) KratosMultiphysics.VariableUtils().AddDof( KratosMultiphysics.DISPLACEMENT_X, KratosMultiphysics.REACTION_X, self.main_model_part) KratosMultiphysics.VariableUtils().AddDof( KratosMultiphysics.DISPLACEMENT_Y, KratosMultiphysics.REACTION_Y, self.main_model_part) KratosMultiphysics.VariableUtils().AddDof( KratosMultiphysics.DISPLACEMENT_Z, KratosMultiphysics.REACTION_Z, self.main_model_part) KratosMultiphysics.VariableUtils().AddDof( ContactStructuralMechanicsApplication. LAGRANGE_MULTIPLIER_CONTACT_PRESSURE, ContactStructuralMechanicsApplication.WEIGHTED_GAP, self.main_model_part) if (self.main_model_part.HasSubModelPart("Contact")): interface_model_part = self.main_model_part.GetSubModelPart( "Contact") else: interface_model_part = self.main_model_part.CreateSubModelPart( "Contact") self.contact_model_part = self.main_model_part.GetSubModelPart( "DISPLACEMENT_Displacement_Auto2") for node in self.contact_model_part.Nodes: node.Set(KratosMultiphysics.SLAVE, False) del (node) model_part_slave = self.main_model_part.GetSubModelPart( "Parts_Parts_Auto1") for node in model_part_slave.Nodes: node.Set(KratosMultiphysics.SLAVE, True) del (node) for prop in self.main_model_part.GetProperties(): prop[ContactStructuralMechanicsApplication. INTEGRATION_ORDER_CONTACT] = 3 self.main_model_part.ProcessInfo[ ContactStructuralMechanicsApplication.ACTIVE_CHECK_FACTOR] = 3.0e-1 for node in self.contact_model_part.Nodes: node.Set(KratosMultiphysics.INTERFACE, True) Preprocess = ContactStructuralMechanicsApplication.InterfacePreprocessCondition( self.main_model_part) interface_parameters = KratosMultiphysics.Parameters( """{"simplify_geometry": false}""") Preprocess.GenerateInterfacePart3D(self.contact_model_part, interface_parameters) # We copy the conditions to the ContactSubModelPart for cond in self.contact_model_part.Conditions: interface_model_part.AddCondition(cond) del (cond) for node in self.contact_model_part.Nodes: interface_model_part.AddNode(node, 0) del (node) # We initialize the conditions alm_init_var = ContactStructuralMechanicsApplication.ALMFastInit( self.contact_model_part) alm_init_var.Execute() search_parameters = KratosMultiphysics.Parameters(""" { "search_factor" : 3.5, "allocation_size" : 1000, "check_gap" : "NoCheck", "type_search" : "InRadius" } """) if (num_nodes == 3): contact_search = ContactStructuralMechanicsApplication.AdvancedContactSearch3D3N( self.main_model_part, search_parameters) else: contact_search = ContactStructuralMechanicsApplication.AdvancedContactSearch3D4N( self.main_model_part, search_parameters) # We initialize the search utility contact_search.CreatePointListMortar() contact_search.InitializeMortarConditions() contact_search.UpdateMortarConditions() if (num_nodes == 3): ## DEBUG #print(self.main_model_part) #self.__post_process() self.exact_integration = KratosMultiphysics.ExactMortarIntegrationUtility3D3N( 3) else: ## DEBUG #print(self.main_model_part) #self.__post_process() self.exact_integration = KratosMultiphysics.ExactMortarIntegrationUtility3D4N( 3)