Week- 5 - Solid meshing

Aim :- Perform side pole crash simulation of the given vehicle front body using Hypermesh Radioss solver. Procedure :- 1. Import the 0000.rad file into the hypermesh with Radioss profile.                                      …

Aim :- Perform frontal crash simulation of the given vehicle front body using Hypermesh Radioss solver. Procedure :- 1. Import the 0000.rad filke into the hypermesh with Radioss profile.                                                      Fig 1 :- Model Imported 2. Check for unit system by Model browser->cards->Begin…

Aim :-  Mesh the given Bumper model with the prescribed element size. Run the simulation for Crash Tube model with different cases as mentioned using HyperMesh RADIOSS. Case scenario; Run the crash tube model as it is. Change the Inacti=6 and run. Create the type 11 contact and run. Remove both notches  and remove…

Aim :- Run crash analysis for the given model in different cases as follows; Law 2 Base Simulation. Law 2 with Ifail_sh = 1, Dadv = 1, Ixfem = 1. Law 2 without failure card. Law 2 without EPS_p_max value. Law 1 without faliure card & density, Poission's retio & Young's Modulus assigned. Law 27 with given shell…

Aim :- Solve the given model using RADIOSS to show the simulation and graph, and also compare the result with base simulation and improved shell element properties. The propcess is divided into 2 cases namely; Case 1 :- Base simulation (Analysis is done based on the given condition) Case 2 :- Improved Shell Element Properties…

Aim:- Edit the given engine file with respect to the started file in Radioss. Perform 3D meshing for the given housing component with prescribed quality criteria. Perform Hexa meshing for the given Arm Bracket. Deploy 1D element between the plates.   Engine file editing Procedure :- 1.Import 0000.rad file into Hypermesh…

Aim :- To carry out the geometry cleanup operation and perform 2D meshing for the given 3 parts using Hypermesh with a target element size nof 5 units. Quality Criteria :- Target length = 5mm Min Length = 3.5mm Max Length = 7mm Procedure :- 1. Import the CAD file to Hypermesh.            …

Aim :- To generate mesh on the given rear wheel holder & assign thickness and material to the same. Quality Criteria :- Procedure :- 1. Import the given geometry to hypermesh.                                        …

Aim :- To extract mid surface of the given side door model & to mesh the component to satisfy the quality criteria, at the end apply thickness for the component individually.   Quality Criteria :-   Procedure :- 1.  Import the CAD model to hypermesh.                                                              Fig 1 :-…

Aim :- To deploy connections to the given model after meshing using Hypermesh. Quality Criteria :- Procedure :- 1. Import the CAD geometry to Hypermesh.                                                         Fig 1 :- CAD Geometry Import 2. Clean-up the geometry if there are any errors using Geometry->Quick Edit->Toggle/Split/Filler/Delete->OK.…

Aim :- Create Tetra mesh for given housing model with the following quality criteria. Quality Criteria :- Min Length :- 2 Units Target :- 5 Units Max Length :- 7 Units Tet Collapse :- 0.15   1. Model 1 :- Mesh Generation Method = 2D to 3D conversion. Import .stp file. Geometry Clean-up. 2D mesh generation. 3D/Tetra…

Aim :- Perform geometry Clean up, mid surfacing and 2D meshing using Hypermesh. Steps Followed :- Importing the CAD file. Geometry Clean-up. Mid Surfacing. 2D Meshing. Clearing Quality. Quality Criteria :-                                …

Aim :- Mesh the given Bracket and create 1D element with respective DOF to the cross-section. Data Provided :- a. Rod element:- Translational DOF should be Constrained with RBE2 link Cross-Section: BOX- Dimension a= 12 mm                          …

Aim :- Mesh the given rear suspension accordingly with 2D & Volume meshing as per the given quality criteria. Connections to be deployed for the model. Replicate the model symetrically after all the meshing and connections. Steps Followed :- Geometry Clean-up. Mid surface extraction & 2D meshing. Volume Meshing.…

Aim :- Perform 2D meshing for the given Instrumental panel within the prescribed quality criteria. Assign thickness after meshing the model. Steps to be followed :- Geometry Clean-up. Midsurface extraction by middle/offset method. Midsurface for the Rib region by extend & intersect. Batch meshing. Quality checks & clean…

Aim :- Perform morphing for the given sheet metal component & hand rest. Steps Followed :- Topo & geometry Clean-up. Morph Box creation. Moving the geometry. Procedure :- 1. Import the given .igs file into ANSA. 2. Perform Topo using Topo module->faces->topo. 3. Check for geometrical error like triple cons,…

Aim : To obtain rear door connection of an automobile with different types of connection methods. Procedure : 1. Import the model to ANSA. 2. Set PID for each element as shown in Fig 1.1 & 1.2                                    …

Time taken was around 6 hours total. (Submission delayed due to personal work and travel) Capturing the features with Spot mesh is to be improved. Shall practise the same model once again from the scratch and try to reduce the timing.

Aim :- To Create Solid Mesh for the given Rear View mirror with the given element quality criteria and assign volume by Tetra FEA.   Methodology :-  Geometry Clean-up Spot Meshing on 3D model. Solid Shell Definition. Tetra FEA Quality Criteria :- Procedure :- CAD before Topo & geometry clean-up,    …

Time taken for meshing the following; 1. Switch Panel :- 7 Hours total 2. Sheetmetal Component :- Within 3 Hours   Outcome :- 1. Need to practise more on plastic component meshing. 2. Learn shortcuts for different operations.

Aim: Create 2D meshing for the given Bottle Cap model considering the below stated quality criteria. Midsurface thickness is to be assigned for each shell element. S.No  Quality Criteria  Value  1 Target/Average length   1 2 Minimum Length  0.5 3 Maximum Length  3 4 Aspect  3 5 Warpage 15 6 Skewness 45 7 Jacobian  0.7…

Procedure for meshing the given model is as follows, 1. Clean up the CAD model using Topology module and remove the inconsistence in entities. 2. Switch on to entity mode, isolate each part & check for errors with the help of Boolean operations. 3. Define material as given in the statement or standard material will be…