Week - 1 - Consistency of Units

PROJECT 2 - BIRD STRIKE IN AERO ENGINEAIM:          To perform a classic nonlinear transient dynamics problem of bird strike on Aero engine using generic explicit solver.GIVEN MODEL:Informations required to model the phenomenon:Use elastic material for the bird as (2000MPa) and the casing…

WEEK 11 CHALLENGE - JOINT CREATION AND DEMONSTRATION AIM:         To create spherical, revolute, cylindrical, and translational joints between two rigid bodies and two deformable bodies Using the manual (*CONSTRAINED_JOINT keyword). HINT:Use *CONSTRAINED_EXTRA_NODES and *CONSTRAINED_NODAL_RIGID_BODY…

WEEK 10 CHALLENGE - HYPERELASTIC MATERIAL MODELS   AIM:       To calculate the Mooney Rivlin and Ogden material constants and compare the both using stress-strain data from a Dogbone specimen tensile test with 100 percent strain. GIVEN:  PROCEDURE: Extract the given Engineering stress,strain…

WEEK 9 CHALLENGE - MATERIAL MODELING FROM RAW DATA   AIM:        To Create Material from a raw data using stress-strain curve and use the material model with a dogbone specimen and validate the same. WORKFLOW: Extract the data from the diagram  Clean the data and visually confirm that it matches the original data and the…

WEEK 8 CHALLENGE - MASS SCALING AIM: To compare the run time using Explicit and Implicit mass scaling to reduce the run time of a model and the hard limit on mass scaling is 8% and stability should be completely intact using Ls-Dyna.GIVEN MODEL:PROCEDURE:CASE 1:MASS SCALING IN EXPLICIT METHODImport the given .k fileIteration…

WEEK 7 CHALLENGE - HEAD IMPACT AIM:      To perform the Head Impact simulation by following three cases.GIVEN:SIMPLE HEAD MODEL:CASE 1PEDESTRIAN HEADFORM MODEL:CASE 2HOOD MODEL:CASE 3DELIVERABLES:1.The impact simulation of a simple head impact with the Rigid wall.2.The impact simulation of the Headform…

WEEK 6 CHALLENGE - CALCULATE THE STRETCH RATIO BY COMPARING THE ELFORM (-2,-1,1,2) WITH OGDEN_MATERIAL MODEL AIM: To simulate tensile behavior by creating a Cube,use the material card attached (Ogden_Material.k). Applying appropriate boundary conditions to simulate tensile behavior for the model and finally compare…

WEEK 5 - MODELLING SPOTWELDS AIM:      To Run a crash box simulation using beam spotweld and solid hexa spotweld. Comparing axial and Accleration among beam and solid elements. GIVEN: METHODOLOGY: Methods has been followed same as assignment 4 except creating spotweld and boundary conditions. There…

WEEK 4 CHALLENGE - CRASH BOX SIMULATION AIM:        To simulate the given crash box using LS-Dyna and to follow the assumptions and information that are given below: The crashbox should crash into a rigidwall created using *RIGIDWALL_ keyword. Check the manual to understand and create a rigidwall. …

WEEK 3 - DROP TEST CHALLENGE   AIM:        To perform drop test challenge with a cellphone and plate mimicking ground using Ls-dyna. GIVEN: Green - Cellphone Yellow - Ground PROCEDURE:                 Step 1: Import the model File_Open_Ls-Dyna Keyword file…

EXPLICIT AND IMPLICIT ANALYSIS                                  EXPLICIT ANALYSIS are generally used for the problem which has dynamic and inertia effect.It is most helpful in solving high deformation time-dependent problem like Crash,Drop,blast,Impact.etc..It…

CONSISTENCY OF UNITS AIM:         To convert the given SI unit of given quantities to gm/mm/ms units. GIVEN: Value of the following measurements are given as follows: MASS 1kgLENGTH 1mTIME 1sFORCE 1NSTRESS 1PaENERGY 1NmDENSITY 1Kg/m3YOUNG'S Modulus  210GPaVelocity 56.33KMPHGRAVITY 9.8m/s2…

PROJECT 2 Meshing of Rear Wheel Assembly using ANSA  AIM:         To discretize the rear wheel assembly and deploy the required connections between every connected part. GIVEN: CAD MODEL METHODOLOGY: Extracting mid surface only when the thickness is uniform and less than 5 mm. Volume mesh…

PROJECT 1 2D MESHING ON THE IP CONSOLE  AIM:          To extract Mid-surface and generate mesh on IP console with the given target element and Quality criteria. GIVEN: QUALITY CRITERIA: S.No  Quality Criteria  Value  1 Target/Average length   4 2 Minimum Length …

MORPHING AIM:         The main aim of this project is to perform the basic morphing technique for a Hand rest plastic component and sheet metal component. GIVEN: CAD MODEL MODEL 1:   MODEL 2: PROCEDURE: Import the CAD model File_open_Component.igs Check the geometry and clear the error manually…

CREATING CONNECTION FOR REAR DOOR WEEK- 6 AIM:         Connections for the Rear door by using different 1D elements.Create and Apply different PIDs for different components. GIVEN:  METHODOLOGY:  Performing suitable connections with different methods are used below PROCEDURE: IMPORTING FILE:…

TOOL TEST - 2 INTAKE MANIFOLD FINAL OUTPUT:

REAR VIEW MIRROR AIM: For the given Rear view mirror component, check for the geometrical errors and mesh the Surfaces with the given 2D element Quality criterias and to Use tetra elements to mesh the Volumes defined in the model and check for the quality after Volume meshing.\ GIVEN: CAD MODEL 2D QUALITY PARAMETERS:…

TOOL TEST 1   MODEL 1: SWITCH PANEL    DURATION: 7 HOURS MODEL 2: SHEET METAL COMPONENT  DURATION: 5 HOURS

2D MESHING FOR PLASTIC COMPONENT AIM:         To Generate the mid surface for all the components after checking the geometrical errors and mesh the mid surface with the given element Quality criteria GIVEN:  CAD MODEL: BOTTLE CAP QUALITY PARAMETERS: S.No  Quality Criteria  Value …

2D MESHING FOR SHEET METAL   AIM:            To Generate the mid surface for all the components after checking the geometrical errors and mesh the mid surface with the given element Quality criteria. GIVEN: QUALITY CRITERIA S.No  Quality Criteria  Value  1 Target/Average…

PROJECT 2: MESHING OF REAR WHEEL HOLDER  AIM:         To generate midsurface and geometry cleanup for the given model,mesh the model with low tria concentration and proper mesh flow.The model should pass all the given quality parameters.   GIVEN: QUALITY PARAMETERS: Target Element Length…

MESHING OF DOOR INNER PANEL AIM:          To generate midsurface and geometry cleanup for the given model.Mesh the model with low tria concentration and proper mesh flow.The model should pass all the given quality parameters.Finally assign thickness for variable thickness areas.   GIVEN: MODEL: GIVEN QUALITY CRITERIA:…

CREATION OF 1D CONNECTORS AIM:          To Mesh the given geometry and to create connectors for various parts with respective connection type GIVEN:    QUALITY PARAMETERS:-     Target Element size - 5 Units S.N Quality Criteria  Value  1 Aspect Ratio  5 2…

3D TETRAMESH CHALLENGE AIM: Create a Teramesh for the given component using three different method of tetramesh with the provided quality criteria and going to clear Tet collapse value. GIVEN: MODEL 1: TetraMesh Generation Method: 2D to 3D Conversion Elements sizes: Min- 2 Units, Target- 5 Units, Max- 7 Units …

2D MESHING OF HOOD AIM:To mesh the given HOOD component and to assign thickness. TO VERIFY:                    To check the quality index of each and every component in given Hood. GIVEN HOOD COMPONENT:      INNER EXTRACT: OUTER EXTRACT:   HINGE REINFORCEMENT…