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Assignment 4

OBJECTIVES :           To compare 7 cases and discuss the energies and animation. CASES 1. Run the model as it is. Name it as Law2_epsmax_failiure. 2. In /FAIL/JOHNSON, change ifail sh =1, Dadv =1, and Ixfem=1. Run the model as Law2_epsmax_crack. 3. Delete /FAIL/JOHNSON card. Run the model as Law2_epsmax_nofail.…

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    Read more Projects by Srinithin U (41)

    Bird Strike - Project - 2

    Objective:

      Objectives: To carry out the bird strike on aero-engine analysis by assigning necessary node, element, part renumbering, and measure the stresses developed on the blade and the way of deformation. Introduction: A bird strike analysis is a collision test of a bird onto an airplane engine. The damage caused by…

    23 Oct 2021 01:45 PM IST

    • CAE
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    week-11 Joint creation and Demonstration

    Objective:

    AIM:         To create revolute, spherical, cylindrical, and translational joints between 2 deformable and 2 rigid bodies. Introduction: Mechanical joints are designed to provide relative motion between two bodies in one degree of freedom and constrain the other 2 or more degrees of freedom. They…

    25 Sep 2021 01:44 PM IST

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      Week - 10 Hyperelastic Material Models

      Objective:

      Week - 10 Hyperelastic Material Models OBJECTIVES :          To perform a tensile test with 100% strain for both Mooney Rivlin and Ogden material constants using given stress-strain data. HYPERELASTIC MATERIALS :          For many materials, linear elastic models do not…

      16 Jul 2021 01:52 PM IST

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      Week - 9 Material modeling from raw data

      Objective:

      Material modeling from raw data OBJECTIVES :       To model a material using raw data and validate the same for a dog bone specimen. Given material curve:      Procedure :        1. Using data digitizer, the stress and strain data is obtained in the form of an excel workbook…

      25 Oct 2020 06:47 PM IST

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        Week - 8 Mass Scaling

        Objective:

        MASS SCALING IN LS-DYNA OBJECTIVES:          To perform the mass scaling techniques for a simulation by trial and error and compare the run time results. Later perform the same simulation with the implicit technique and compare the run time. PROCEDURE :       1. Import the mass scaling.k…

        14 Sep 2020 01:57 PM IST

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          Week-7 Head Impact

          Objective:

          PEDESTRIAN HEAD IMPACT TEST OBJECTIVES:          To simulate the pedestrian head impact test in 3 levels of model based on complexity and compare the stress-strain plot, acceleration and HIC. INTRODUCTION :          Pedestrian protection CAE is a part of vehicle safety…

          05 Sep 2020 06:55 AM IST

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            Week-6 Calculate the Stretch Ratio by comparing the ELFORM (-2,-1,1,2) with Ogden_Material Model.

            Objective:

            STRETCH RATIO COMPARISON FOR SOLID ELFORM(-2,-1,2,1) WITH OGDEN MATERIAL   OBJECTIVES :          To compare the different solid element formulations for a cube of 10mmx10mmx10mm dimension for Stretch ratio and Engineering stress.           EQ.-2: Fully integrated…

            28 Aug 2020 09:35 AM IST

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              Week - 5 - Modelling Spotwelds

              Objective:

              SPOTWELD MODELLING IN LS-DYNA OBJECTIVES:         To perform the crash analysis for beam and solid element spotwelded models and compare the results for the outputs. PROCEDURE :       1. Import the spotweld.k file into LS-dyna prepost.              The…

              17 Aug 2020 12:29 PM IST

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              Week - 4 - crash box simulation

              Objective:

              CRASH BOX SIMULATION IN LS-DYNA OBJECTIVES :         To simulate the crash box(1.2 and 1.5mm thick) onto a rigid wall at 50kmph and obtain the following output. Deliverables: - Input .k file and output files (d3plot, glstat, sleout, rcforc) - Animation of the final simulation - Cross-sectional force…

              08 Aug 2020 07:11 AM IST

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                Week - 3 Drop test Challenge

                Objective:

                MOBILE PHONE DROP TEST Objectives :         To perform a drop test for a mobile phone onto a steel platform. Procedure :    The Military Drop test testing is for 26 times at 5ft, the drop is simplified.        1. Open the Drop_test.k file in LS-Dyna prepost.  …

                03 Aug 2020 05:11 AM IST

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                  Week - 2 - Explicit and Implicit Analysis

                  Objective:

                  EXPLICIT AND IMPLICIT ANALYSIS                                  F(u) = u3+9u2+4u      ---(1)    solve using both Explicit and Implicit Methods ( have a tolerence of 10-2).    Stiffness, …

                  28 Jul 2020 06:44 AM IST

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                    Week - 1 - Consistency of units

                    Objective:

                         CONSISTENCY OF UNITS OBJECTIVES :           To convert the SI unit system measurement quantities to given unit systems.   CONVERSION TABLES : UNIT SYSTEM  MASS 1kg LENGTH 1m TIME 1s FORCE 1N STRESS 1Pa ENERGY   1N m kg m s 1 kg 1m  1s 1 kg.m/s^2 1kg*m/s^2/m^2…

                    21 Jul 2020 05:39 AM IST

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                      Assignment 7

                      Objective:

                      SIDE CRASH ANALYSIS OF CHRYSLER NEON 2001 INTO A POLE OBJECTIVES :         To perform a side crash analysis of Chrysler Neon 2001 into a pole.  Output Requests : Sectional force in the cross member. Intrusion at B pillar,hinge pillar and fuel tank region.Provide recommendation on what can help to reduce Fuel tank intrusion.…

                      07 Jul 2020 03:21 AM IST

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                        Assignment 6

                        Objective:

                        FRONTAL CRASH ANALYSIS OF A CAR IN HYPERMESH RADIOSS OBJECTIVES :            To perform a crash analysis for the given car model and plot respective graph requested for output.   Output requests: Sectional force in the rails at location of indicated node 174247. Axial force received…

                        02 Jul 2020 01:38 PM IST

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                          Assignment 5

                          Objective:

                           CRUSH TUBE SIMULATION IN HYPERMESH RADIOSS OBJECTIVES :           To Create the mesh for bumper assembly,mesh size should be 6mm. 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 boundary condition…

                          25 Jun 2020 06:22 PM IST

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                            Assignment 4

                            Objective:

                            OBJECTIVES :           To compare 7 cases and discuss the energies and animation. CASES 1. Run the model as it is. Name it as Law2_epsmax_failiure. 2. In /FAIL/JOHNSON, change ifail sh =1, Dadv =1, and Ixfem=1. Run the model as Law2_epsmax_crack. 3. Delete /FAIL/JOHNSON card. Run the model as Law2_epsmax_nofail.…

                            16 Jun 2020 07:02 AM IST

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                              Assignment 3

                              Objective:

                              RADIOSS ELEMENT FORMULATION  OBJECTIVES :          To Compare results with base simulation and improved shell element properties 1.Using the crash beam file from the previous assignment, change the run time to 55 ms. 2. Change the number of animation steps during simulation to a minimum of…

                              13 Jun 2020 06:20 AM IST

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                              AMERICAN CHOPPER PARTS

                              Objective:

                              My Solidworks modelling  for the first challenge.  TRANSMISSION BELT PART FOR AMERICAN CHOPPER : https://drive.google.com/open?id=18M--qQifFl-9frsXt049QCM7TBQXQgQS KICK STAND PART FOR AMERICAN CHOPPER : https://drive.google.com/open?id=1uoakhRBqN0fGv0PPjk-kco3vgCfTpIdA FRONT FENDER PART FOR AMERICAN CHOPPER :…

                              12 Jun 2020 03:00 PM IST

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                                AMERICAN CHOPPER CHALLENGE

                                Objective:

                                Challenge attempted : Link for Rear Wheel : https://drive.google.com/open?id=17rimaBDtJ5cbCgYxgRsxwrSX9RCEdc9G Link for Front Fork : https://drive.google.com/open?id=1gWSqTQiJaq_MGs07V6pJuy6sIolNKO3L

                                12 Jun 2020 02:44 PM IST

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                                  AMERICAN CHOPPER PARTS challenge 2

                                  Objective:

                                  SOLIDWORKS MODELLING FOR CHALLENGE 2 OIL TANK\'S LINK : https://drive.google.com/open?id=11oQI3ki6PSeeJAp7ZzN7sPwQqqIzAr8u PEDAL PART\'S LINK : https://drive.google.com/open?id=1WHV8pxTfa33B1CSpyG3U6g_4jgYR-BZ3 CHAIN PART'S LINK : https://drive.google.com/open?id=1zuQ4XVoebTUPm2R7KrNqvYgOy_i0XYIm   I have used…

                                  12 Jun 2020 02:33 PM IST

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                                  AMERICAN CHOPPER CHALLENGE

                                  Objective:

                                  CHALLENGE COMPLETED : Link for Gas Tank of American Chopper : https://drive.google.com/open?id=1aJDwtOgaVQqmRWlmwfVZno1HyHvvZjgX Link for American Chopper Assembly : https://drive.google.com/open?id=1FKqGzBo_lf2kgp5IioO3o3Nknqd2CKRF

                                  12 Jun 2020 02:17 PM IST

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                                    AMERICAN CHOPPER CHALLENGE

                                    Objective:

                                    Chassis and Engine Design   Link for Chassis : https://drive.google.com/open?id=1srHgscfVGIX9CPyBXivcl8JNYJlmp4zT Link for Engine : https://drive.google.com/open?id=1AxtieDdrBnKSYMh6sXvuAPEsHSXqxxbp

                                    12 Jun 2020 02:06 PM IST

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                                      Assignment 2

                                      Objective:

                                      INTRODUCTION TO RADIOSS 1. Check the material properties of the rail component and calculate the speed of sound in steel rail=  5188.745 mm/ms. c, speed of sound = √ (E/ρ) . Where E=210000 N/mm2 , ρ = 0.0078 g/mm2 obtained from material properties in Starter file FIRST_RUN_0000. 2. The…

                                      08 Jun 2020 12:22 PM IST

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                                        Assignment 1

                                        Objective:

                                        PRACTICE MODELS MESHING OBJECTIVES :    To          Clean the geometry.     Extract midsurface.     Clean midsurface geometry.     Ignore holes less than dia 5mm.     Create 2D mesh with target length 5mm, min 3.5mm max 7mm.     And assign…

                                        04 Jun 2020 07:23 AM IST

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                                          Assembly of Yacht

                                          Objective:

                                          YATCH ASSEMBLY  LINK FOR ASSEMBLY : https://drive.google.com/open?id=1mS8WBcj1u0lcy59eQJHswsaYaQ_9o-Si

                                          03 Jun 2020 05:53 PM IST

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                                            Week 9-Challenge

                                            Objective:

                                            CONNECTIONS REPRESENTSTION OF FRAME ASSEMBLY OBJECTIVES :            To mesh the frame assembly and make connection representation at specifed parts. CONNECTIONS : 1. Right_Rail_2 & Front_truss_1:- Seam-Quad(angled+capped+L) 2. Left_Rail_2 & Front_truss_1:- Quad…

                                            29 May 2020 07:50 AM IST

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                                              Week 12 - Project-1

                                              Objective:

                                              (PROJECT-1) PREPROCESSING OF SIDE DOOR USING HYPERMESH  OBJECTIVES :          To mesh the given side door of a passenger vehicle under given quality criteria. QUALITY CRITERIA : Target Element Length = 4mm S.N Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping…

                                              20 May 2020 07:41 AM IST

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                                                BATCH MESHING HOOD AND FENDER IN HYPERMESH

                                                Objective:

                                                OBJECTIVES :           To perform Batch mesh on Hood and Fender components under specified quality criteria and assign non-linear material property Steel to them. QUALITY CRITERIA : S.N Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4 Taper     …

                                                08 May 2020 09:08 AM IST

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                                                CONNECTIONS REPRESENTATION OF FRAME ASSEMBLY USING HYPERMESH

                                                Objective:

                                                OBJECTIVES :             To provide specified connections representation for the given Frame assembly to attach parts after meshing. CONNECTIONS DATA :  1. Right_Rail_2 & Front_truss_1:- Seam-Quad (angled+capped+L) 2. Left_Rail_2 & Front_truss_1:- Quad…

                                                08 May 2020 04:13 AM IST

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                                                  3D MESHING USING HYPERMESH

                                                  Objective:

                                                  OBJECTIVES :              To perform a Volume tetramesh for the given components under specified quality criteria. QUALITY CRITERIA :              Elements sizes: Min- 2mm, Target- 5mm,Max- 7mm Tet collapse: 0.15 PROCEDURE : 1. HOUSING COMPONENT…

                                                  06 May 2020 12:20 PM IST

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                                                    PREPROCESSING OF SWITCH PANEL AND SHEET METAL

                                                    Objective:

                                                    OBJECTIVES :             To perform a mesh  for the given two components under given quality criteria and assign thickness. A. SWITCH PANEL MESHING PROCEDURE :                                    …

                                                    22 Apr 2020 11:55 AM IST

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                                                      PREPROCESSING OF HOOD ASSEMBLY USING HYPERMESH

                                                      Objective:

                                                      OBJECTIVES :               To mesh the given hood component after extracting midsurface under given quality criteria. QUALITY CRITERIA :           S.N Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4 Taper     …

                                                      21 Apr 2020 05:36 AM IST

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                                                        TETRA MESHING OF INTAKE MANIFOLD

                                                        Objective:

                                                                  OBJECTIVES :                To perform a tetra mesh for the Intake Manifold model under specified quality criteria. INTAKE MANIFOLD :                            FIG 1 : INTAKE…

                                                        17 Apr 2020 02:08 AM IST

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                                                          PREPROCESSING OF REAR SUSPENSION ASSEMBLY

                                                          Objective:

                                                          OBJECTIVES :         To mesh the Rear Suspension model in ANSA under given quality criteria. Take midsurface for components thickness less than 5mm. Remaining go for volume mesh. Apply necessary connections. Quality Criteria : Quality Criteria for Tria Elements (Tyre and Rim):  S.No …

                                                          13 Apr 2020 08:10 AM IST

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                                                          1D ELEMENTS IN PARALLEL BRACKET

                                                          Objective:

                                                          OBJECTIVES :          To create different types of 1D elements with given component under specified DOFs and Cross sections. PROCEDURE :          1. IMPORT the Parallel_Bracket.igs file into Hyperworks Opistruct session.           2. Take Midsurface…

                                                          07 Apr 2020 11:07 PM IST

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                                                            PREPROCESSING OF IP SUBSTRATE

                                                            Objective:

                                                            OBJECTIVES :                   To perform a mesh for the IP substrate under specified quality criteria by extracting midsurface and assign thickness.  PROCEDURE :                   1. Import the Ip.ansa file.  …

                                                            31 Mar 2020 01:13 AM IST

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                                                            MORPHING TECHNIQUES IN ANSA

                                                            Objective:

                                                              OBJECTIVES :               To perform morphing techniques to the sheet metal component and mention industrial uses of morphing. PROCEDURE :           1. Import the component.igs file to Ansa.           2. Check for Geometrical…

                                                            28 Mar 2020 04:33 AM IST

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                                                              CONNECTIONS REPRESENTATION OF REAR DOOR

                                                              Objective:

                                                              OBJECTIVES :           To perform the connections for the rear door of a car with different connection techniques. PROCEDURE :            1. Input the File Reardoor.nas into Ansa.            2. Set seperate PIDs for Windows, spot…

                                                              23 Mar 2020 12:46 PM IST

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                                                                TETRA MESHING OF REAR VIEW MIRROR

                                                                Objective:

                                                                OBJECTIVES :         To perform a tetra mesh for the rear view mirror under given quality criteria without kinks and dips on surfaces. REARVIEW MIRROR :                              FIG 1 : REAR VIEW GEOMETRY PROCEDURE FOR MESHING…

                                                                18 Mar 2020 05:32 AM IST

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                                                                  PREPROCESSING OF BOTTLE CAP

                                                                  Objective:

                                                                  OBJECTIVE :       To mesh the Bottle cap component after cleaning up the geometry under given quality criteria and assign thickness to it. INTRODUCTION :                                            …

                                                                  09 Mar 2020 06:41 AM IST

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                                                                    PREPROCESSING OF HOOD ASSEMBLY USING ANSA

                                                                    Objective:

                                                                    OBJECTIVE :  To perform a Mesh for the Hood part of a vehicle after cleaning up geometry along with specified quality criteria and assign thickness. HOOD INTRODUCTION :                                          …

                                                                    02 Mar 2020 11:15 AM IST

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