Assignment 7-Side Pole Crash Simulation Challenge

Objective: To perform a parametric analysis of a frontal car crash setup and determine the effect of varying the thickness of the model on the equipment stress and total deformation  case 1- 0.3mm case 2- 0.5mm case 3- 1.0mm procedure: create explicit dynamic in Ansys workbench and in engineering data select stainless…

Objective: To simulate the bullet penetrating into a bucket using explicit dynamicCase1 - stainless steel NLCase2 - Aluminium Alloy NLCase3 - Copper Alloy NLProcedure:Create Explicit Dynamics in Anysis workbench and in engineering data select the material Tantalum from explicit material and stainless steel NL,Aluminium…

Objective : To perform the tension and torsion test on the specimen For the tension test, displace one end of the specimen to 18mm while keeping the other fixed.  For the torsion test, you will need to displace one end of the specimen to an angle of 1200 degree. Find out the total deformation, equivalent stress and temperature…

Objective: To perform an explicit dynamic analysis of maching operation with a planar cutting tool  Case1: cutting velacity of 20,000mm/s case2: cutting velacity of 15,000mm/s find out the equivalent stress, total deformation and temp of the body  procedure- case1-cutting velacity of 20,000mm/s create explicit dynamics…

objective: To perform a transient structural analysis on aworm gear assembly and determine the total deformation equivalent stress and equivalent elastic strain developed in the model.  procedure: create transient structural analysis and in engineering data select the material structural steel  structural steel  import…

objective: To perform a trancient structural analysis on a double universal joint with a spring using 3 different material case1- structural steel case2- stainless steel case3- titanium alloy the three material must be used on the joint with the springs alone procedure: create transient structural analysis and in engineering…

objective: To perform a transient analysis on a piston and cam mechanism model. you need to run the analysis with frictionless contact, frictional with 0.1 and 0.2 as the friction contact for a total of 3 cases. find out the equivalent  elastic strain and compare them for all the 3 cases   solution - first we add the material…

objective: This challenge aim to perform the static structural analysis of the iphone bending under different condition. case1: when pushing fingers are at one of the end of the phone. case2: when pushing fingers are at the middle of the phone. geometry: The main component of the assembly are fingers, display, inner body…

objective: To perform the simulation of the given wire bending and obtained the desired result of stresses and strain as required. procedure: setting up the simulation  To setup the simulation, first we need to import all the required material cards such as structural steel is assigned to the sphere. The below materials…

objective: To perform wire bending operation in Ansys wrok bench  geometrical design: we are having 3D geometry of wire bending simulation model. This model consist of 3 main parts named as support, metal wire and lever. This geometry look like this; material properties For the wire alone 3 different material considered…

objective : To perform the simulation of the given copper wire rolling and obtaining the desired result of displacement, stresses and strain as required. Procedure:  Setting up the simulation  To set up the simulation, first we need to import all the required material card such as structural steel for the rollers and copper…

objective: study the sheet metal bending using static structural analysis system for different material and effect of coefficient of friction as well as refinement of mesh and compare result like total deformation in y direction, equivalent stress and strain. Analysis setup 1. Analysis system : static structural  2. Material…

objective: To set up the given simulation to test to characteristic of the weld and how they affect the deformation of the metal plates by changing the material and observing the behaviour  procedure: setting up the simulation, first we need to import all required material cards such as stainless steel, aluminium alloy(high…

objective: To perform the simulation of motion of a rail wheel on a track and obtain the desired output. procedure: setting up the simulation  To set up the simulation, first we need to import the required material card of structural steel. This material can be found in the general material liberary. Importing geometry…

Aim : The aim of this week challenge is to perform a grid dependency test on bevel gears for various mesh sizes and explain the result for various stress and strain plots. procedure: grid dependency test  step 1: open the ansys workbench module and select the static structural analysis step 2: Right click the geometry…

objective: To perform the analyses of the pair of spear gear by assigning to them different material properties and studying the difference in certain behaviour of the set. procedure: setting up the simulation: To set up the simulation, first we need to import all the required material cards such as cast iron,cast steel,…

in this challenge there is a 2 cases for the solve the solution for designing the 2 models i used the space time with above mentioned dimension case 1  Length=300mmHeight=120mmThickness=30mm circular hole at the center diameter=30mm after designing i meshed the plate with 7mm size with tetrahedrons and I provided…

Objective: To perform the simulation of bird strike in aero engine model using LS-DYNA. This is a clasic nonlinear transient dynamic problem similar to car crash and mobile drop. while accurate modelling of the problem requires advanced techniques such as SPH, this problem can be solved using generic explicit solver. PROCEDURE:…

Objective: To demonstrate revolute, cylindrical, spherical, and translation joints between two rigid bodies also with two deformation bodies using CONSTRAINED_JOINT keyword. Procedure The revolute joint The revolute joint is LS-DYNA is also called hinge joint and has only one degree of freedom. The above fig shows a revolute…

Objective: To perform a tensile test with 100% strain for both Mooney Rivilin and ogden material constant using given stress-strain data. Procedure: A. Choosing a hyperelastic material for the model B. Specifying experiment data into the material model C. Extract material constant and curve fit data for each order of polynomial…

Objective:To extract the stress-strain data points from the image and input them into the LS-DYNA. and compare the result of simulation with that obtained from the raw data. step 1: extraction of data The data digitizer tool is used to extract the data from curve 2 of the image given. These data points, which represent…

Objective: To study the effect of mass scaling on a simulation and to understand the use of parameter of CONTROL_TIMESTEP card in controlling the added mass percentage and run time on a simulation. Procedure: Open the key word file and open CONTROL_TIME STEP CARD for the given simulation file. The unit system being used…

AIM:  To perform the head impact simulation using LS-DYNA and calculate the HIC(Head impact criteria /coefficeint) value. PROCEDURE: CASE 1: Impact of simple head form with rigit wall: 1. Creating section shell card: 2. Assigning material card: 3. Assigning section and material to the part 4. creating rigid wall To create…

Objective: To simulate the tensile behaviour of a solid block with different element formations and compare the stretch ratio from each case. step 1: solid block creation and section definition The given keyword file, which contain ogden material definition is opened in LSDYNA. The default values of the hyerelastic material…

           Modelling Spotwelds with Beam and Solid Element using LS DYNA and LS PrePost AIM: To model the spot-weld for the given assembly parts using beam and solid elements seperately. Also, perform the crash analysis for the same and compare the output result. Procedure: 1.open the spot weld-assignment.k file in ls-pre-post.…

                                                        WEEK 4 - CRASH BOX SIMULATION   AIM: To simulate the crash box provided with the mesh. Given:Material : Mild SteelUnits : gm/mm/msInitial velocity: 50 kmph = 13.88 mm/msThickness: (i) 1.2mm for case 1 (ii) 1.5mm for case 2 Procedure: Step 1: Importing the keyword…

Aim : To perform the drop test to simulate the dropping of a cell-phone onto a solid platform. Procedure : After downloading the model we will perform the case setup. There is a top shell element layer on the table top. That has been deleted to keep all the elements solid. Now both the phone and table consist of just solid…

                                        week-2 - EXPLICIT AND IMPLICIT ANALYSIS                                  F(u) = u3+9u2+4u      ---(1)    solve using both Explicit and Implicit Methods ( have a tolerence of 10-2).    Stiffness,  k(U) = dF/du = 3u^2+18u+4    ---(2) EXPLIIT ANALYSIS :       In explicit mostly dynamic…

 Objective:- Write a detailed report on unit conversion with calculations and there units. 1) Convert Kg cm ms MASS 1kg = 1000gms. LENGTH 1m = 100cm. TIME 1s = 1000ms FORCE = Force is an external agent capable of changing the state of rest or motion of a particular body. It has a magnitude and a direction. unit = kg·m/s2…

OBJECTIVE :  The Below quality parameter to be followed and the component is to be meshed with Target Element Length = 5 Units S.N Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4 Taper      0.5 5 Min. Length 2 Units 6 Max. Length 8 Units 7 Min angle Quad 45 8 Max…

(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 15 4 Taper      0.5 5 Min. Length 2mm 6 Max.…

                                              Week 9-Creation of 1D Connectors Challenge                                       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…

                                                                   Week 8-3D Tetra Meshing AIM: To perform 3D meshing for the given component with the…

Aim: The main aim is to generate a mid- surface and to create a mesh for the given Hood model. Methodology: The Methodology is for the hood model is as follows. Opening the File. Creating the Mid surfaces. Giving Quality Criteria. Generating the mesh.   Procedure: Opening the File: The file is in the .stp The…

                          Creating 1D elements on given component with given cross-section and DOF   OBJECTIVE: To create 1D elements on given component with given cross-section and DOF.     THEORY: 1) HyperWorks - HyperWorks is a complete CAE software made by Altair engineering. It consists all the modules of CAE i.e.…

                                                         ASSIGNMENT 7- NEON SIDE CRASH-BIW   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…

                                                          ASSIGNMENT 6- FRONT CRASH-BIW   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…

                                        ASSIGNMENT-5      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…

                                           COMPARING DIFFERENCE MATERIAL LAWS IN RADIOSS  OBJECTIVE: In this assignment we have to compare 7 cases as discussed in last 3 slides, in atabulated format on the basis of : 1. total number of cycles. Energy error, mass error & simulation time . notice the animation in brief on…

                                                 Assignment 3-2D Element Formulation Challenge   OBJECTIVE: Objective of assignment is comparing the simulation result of the base setup and improved…

                                      ASSIGNMENT-2  RADIOSS ENGINE FILE EDITING AND 3D MESHING CALCULATION: Check the material properties of the rail component and calculate the speed of sound in steel rail = 5188.74mm/ms…

                                                           ASSIGNMENT-1 AIM: Clean the geometry  Extract the mid surface clean the mid surface geometry ignore holes…

                                                    PROJECT -2 {REAR SUSPENSION MODEL} AIM: In this project 2, ANSA preprocessor  is used to generate mid surface, volume mesh. The quality criteria for some parts are different  . therefore, one should apply them while meshing clear all off  elements on surface mesh and…

                                                                  PROJECT 1-{ DASH BOARD} AIM: In this project1, ANSA preprocessor is used to generate mid surface using various options like casting, effect, middle etc. created 2D intrepretation of the geometry . extended mid surface in order to connect all the generated…

                                                                  WEEK-8 MORPHED MODEL AIM: To perform different morphing techniques for the given sheet metal…

                                                               WEEK6-(REAR DOOR) MODEL AIM: To give different types of connection for rear door model of car . These connections are given to the model using ANSA in NASTRAN deck which will be used later for NASTRAN deck which will be used later for NVH simulation . METHODOLOGY: …

                                          INTAKE MANIFOLD - {TOOL TEST-2} AIM: To mesh the given component using tetra element as per the quality criteria given in the data GEOMENTRY CLEAN UP : A new ansa file is opened and the given model is then imported on the work page  the model is then viewed in entity mode from…

                                                                        REAR-VIEW MODEL AIM: To remove geometry errors and perform volume mesh…

                                     switch panel and sheet metal component AIM: to create 2D mesh for a switch panel and a sheet metal component with the given element quality criteria and to the shell element using ansa. METHODOLOGY:…

                                                                   BOTTLE CAP MODEL AIM: To create a mid surface and mesh with the given quality criteria…

                                                                                    REPORT ON HOOD MODEL OBJECTIVE:…