Week - 4 - Crash Box Simulation

Aim: For the given model, beam weld and solid spot weld are assigned in a symmteric manner and compare the axial force and shear force results. Procedure: Unit System I adopted as : gm-mm-ms Case 1: Beam Weld Step 1: Import the .k file Step 2: Model – Create entity – Rigid wall . Creating rigid wall in that I have adopted…

Aim:                 To simulate the crash test for the given crash box with 1.2mm thickness and generate the output results and compare the stress , strain and acceleration value with crashbox 1.5mm thickness. D3plot file ASCII Option like (glstat, rcforc, sleout,secfor, nodout) Animation file Cross sectional force generated…

Aim:                 To perform drop test for the given cellphone model which hits the rigid plate. Procedure: Lsprepost –Assign inputs to the keyword manager LsRun – Solve the given problem Post Processing – Plot the Stress, Strain,…

Consider a problem as shown below solve it using Both Explicit and Implicit Method and compare it with Exact solution. F(u)=u3+9u2+4u Explicit Analysis: Given: F(u)=u3+9u2+4u Stiffness of the bar is df/du=k(u)=3u2+18u+4 However, if the nonlinear force versus displacement relationship is not known, but the stiffness is…

Aim: To convert the SI unit Kg/m/s  to gm/mm/ms as a detailed calculation and for remaining unit convert it and put the values in table. Procedure:   Mass 1kg Length 1m Time 1s Force 1N Stress 1Pa Energy N-m Density 1Kg/m3 Youngs Modulus 210GPa Velocity 56.33KmpH Gravity 9.8m/s2 Formula   Centimetre = metre*100…

Rear Wheel Holder model Aim:                 To mesh the Rear Wheel holder challenge by satisfying the quality criteria with proper mesh flow. Procedure: Geometric Cleanup of the given Rear wheel Holder model Thickness measurement ( To identify…

Aim:                 To mesh the inner door panel and satisfying the quality criteria. Procedure: Step 1: Open the given Side door model – step file Step 2: Offset the given model Step 3:Taking mid for the ribs and other uneven thickness components…

Objective: To mesh the given model with satisfying the quality criteria and provide necessary connections. Procedure: Step 1: Open the Model Step 2: Setting Quality criteria Step 3:Front Truss 1 ii)Right rail 2 Step 4:  As seen the above steps similarly , Remaining  components meshed and satisfies the quality criteria.…

Objective                 To mesh the given model with tetra mesh by adopting three methods i)2D to 3D conversion ii) Quick Tetra Mesh/ Volume Tetra Mesh- Utility panel iii) Quick Tetra Mesh/ Volume Tetra Mesh. Procedure: i) 2D to 3D conversion…

Objective:                 To mesh the given hood model with satifying the given quality criteria. Procedure: Step 1: File-Open Model Step 2: Deleting solids for the component Step 3: Geometry-Dimensioning -1.2mm (Below 6mm uniform thickness-Automid…

Objective:                 To create mesh for the given component and generate 1D elements with given cross section and DOF. Procedure: Step 1: Import Geometry –Given Iges file Step 2: Geometry -Autocleanup Step 3: Geometry – Mid Surface…

Aim:                 For the given rear wheel assembly to check for geometrical errors, mesh with quality criteria, for mid component thickness has to be assigned and use proper connections to connect the components. Step 1: Geometry Clean up done…

Aim:                 For the given instrumental panel to check for geometrical errors and mesh with given element quality criteria and thickness has to be assigned.   Step 1: Geometry Check –Errors done for parent geometry Step 2: Mid…

Aim:                 To Perform morphing operation on the Given Models. Model 1: Step 1: Check Geometry -Errors Fixed Step 2: Open Morphing Deck Step 3: Use –Boxes-New-Ortho-Geometry Select the Morphing geometry where necessary changes to…

AIM:                 To create connections for the given rear door FE model. PROCEDURE: STEP 1: Geometry Clean up STEP 2: Create separate PIDS STEP 3: create Zone Cut STEP 4: Creating RBE2 element for rigid connections (Bolt and nut representation)…

Time -5 hours 20 min

AIM: To Clear the 2D quality criteria as minimum length -0.5mm , Maximum Length -2mm and Target/Average Length – 1mm for the given Rear view mirror component and 3D quality criteria as Tet Collapse -0.2mm. PROCEDURE: STEP 1: Perimetres –Length and Macros for visibility Step 2: Check- Geometry-11 Triple cons…

Component-2 Hours 45 Minutes Switch Panel - 5 hours 30 Minutes

S.No:1 AIM:                 To clean up the geometry discontinuties with the help of TOPO module in ANSA preprocessor Tool. PROCEDURE: STEP1: Import the given model using File –Open Command STEP 2: Mesh-Perimetre-Length & Macros make it…

S.No: 1 AIM:             To clean up the geometry discontinuties with the help of TOPO module in ANSA preprocessor Tool. PROCEDURE: STEP 1: File- Open – Given Hood Model STEP 2: Check– Geometry-120 ERRORS STEP 3: Autofix the Errors Reduced to 22 STEP 4:…