Week - 2 - Explicit and Implicit Analysis

 Aim: To perform the Head Impact Simulation and calculate the Head Impact Criterion (HIC) value for the following cases. Objective: To perform head impact analysis and calculate the HIC (Head injury criteria/coefficient) value for the following cases: Case1: Simple head model and rigid wall Case2: Child head-foam and rigid…

Objective: To create a Tensile load simulation using the Ls – Dyna and to find the Engineering stress and strain and stretch ratio. Create the Cube and add the given Ogden material property and Solid section to the cube. Create the constraints and displacement for the cube. Create the implicit control cards for the…

OBJECTIVE: To create spotweld connections for the given model using the beam and Hexa element in the LS-Dyna. PROCEDURE: Import the given model to the ls-dyna which is in the keyword format and it is meshed Now we can see the two different thin plates which are together but do not have connections. Here we need to create…

AIM: To create a complete simulation file for crash analysis of crash box having two different thicknesses of 1.2 mm and 1.5 mm from the given FE model of the crash box and produce the following deliverables. Input .k file and output files (d3plot, glstat, sleout, rcforc) Animation of the final simulation The cross-sectional…

OBJECTIVE : To analysis the smartphone when it hits the ground and to check the stress and total energy of the smartphone using Ls - Dyna. PROCEDURE : Step 1: Open the model which is in .k format into the ls Dyna and we can see the model of drop test where the smartphone is above the ground, to do analysis and to get stress…

OBJECTIVE:         To solve the given equation, F(u) = `u^3+9u^2+4u` using both Explicit and Implicit Methods have a tolerance of `10^-2`. The explanation for the methods: Implicit: When the problem is nonlinear, the solution is obtained in several steps and the solution for the current…

OBJECTIVE: calculation for conversion from SI unit to gm/mm/ms unit system. For others, only the answers in the form of a table are sufficient with the unit systems as rows and measured quantities as columns. LS-DYNA doesn't have a default system of units. User needs to input material properties and physical dimensions…

AIM To perform the parametric study for 3 different values of thickness for the car body. OBJECTIVE The video is provided for the car crash simulation for boundary condition and simulation setup, need to perform the parametric study using three different values of thickness for the car body in the explicit Analysis. INTRODUCTION…

AIM To Simulate a bullet penetrating into a bucket using three different non-linear materials. OBJECTIVE The main objective of this project is to simulate the bullet penetrating into a bucket using three different non-linear materials. Structural steel Non- Linear. Magnesium alloy Non- Linear. Aluminum alloy Non- Linear.…

AIM To perform the tension and torsion test on the specimens provided as per the video. OBJECTIVE The main objective of the challenge is to simulate the torsion and tension test on the specimen. Case 1: In the tension test, displace one end of the specimen to 18mm while keeping the other fixed.  Case 2: In the torsion…

AIM To perform the explicit dynamics simulation on the cutting tool using the workpiece as the steel 1006 material. OBJECTIVE The objective of this challenge is to perform the explicit dynamic analysis to find equivalent stress, total deformation, and temperature of the body using user-defined results for two cases. Case…

AIM To perform a transient structural analysis on a worm gear assembly.  OBJECTIVE The challenge is to simulate the transient structural analysis on a worm gear assembly using the Ansys workbench to perform the analysis on the student version the heart contains with over-limit bodies which need to be cut down and…

AIM To perform the transient structural analysis on a double universal joint using three different materials. OBJECTIVE To simulate the universal joints using several joints connections and evaluate the result for three different materials and then compare the results. Structural Steel. Stainless Steel. Titanium Alloy.…

AIM To perform a transient analysis on the piston and cam mechanism model. OBJECTIVE To run the analysis on the piston and cam mechanism with frictionless contact, frictional contact with 0.1 and 0.2  for a total number of 3 cases. This needs to be followed with transient analysis for the piston and cam mechanism…

AIM To simulate the bending of iPhone in structural analysis with two different cases. OBJECTIVE This challenge is to simulate the bending of the iPhone using Ansys workbench with two different cases. Case 1: The setup and geometry would be at the same position mentioned in the video. Case 2: Move the fingers…

AIM : To perform the analysis to simulate a sphere pressing on a plate. OBJECTIVE : To simulate the sphere ball pressing with two materials, the plate is assigned to the structural steel non-linear, the sphere onto plate 4mm downwards and retract it. After evaluating results the plastic deformation needs to be captured.…

AIM : Wire bending process to be simulated in the Ansys workbench using three different materials. OBJECTIVE: The main objective of the challenge is to compare the result for Equivalent stress and Strain on the wire only using three different materials. Copper Alloy (Non-Linear). Aluminium Alloy (Non-Linear). Magnesium…

OBJECTIVE:                In this challenge, we have to simulate the rolling operation on a workpiece made of copper, by Increase the length of the workpiece by 60mm and decrease its size on both sides by 8mm. Run the simulation for 14 steps of random…

AIM :        To Performing a Sheet metal Bending by using Four different materials and different frictional values by using ANSYS. OBJECTIVES : Case 1:Aluminium Alloy 1199, Copper Alloy NL, and Magnesium Alloy NL. Find out the Equivalent stress, Equivalent elastic strain, and Total Deformation in the Y…

AIM: Simulate three different types of welding using three different weld materials OBJECTIVE: Case 1.  Stainless Steel: In this case, the material of the plates must also be the same. Use Stainless steel for both weldments and plates. No need to add flux to the weldments. Case 2. Aluminium Alloy: The material to…

Objective: Perform a static structural analysis on the Railwheel and Track setup and Case 1: Multiply the bearing load by 5 times and compare the results with the load of 100000 N. Compare the Total Deformation, Equivalent stress, and the life under both the loads Case 2: Implement a User-defined result and calculate…

Objective : To understand the concept of the Grid Dependency test and run the simulation on the bevel gear using three different mesh sizes i.e. 4mm, 5mm, and 6mm, and solving the simulation cases to evaluate Von-Mises stress, Equivalent elastic strain, and Total Deformation on the bevel gear using Ansys Workbench. Theory…

Objective : Case 1:Using Cast Iron(ductile) as a material, carry out a static structural analysis to find out Equivalent stress, Total deformation, and Stress intensity(Learn about what stress intensity is). Find a location for possible fracture Case 2: Using Cast Steel as material, perform the same analysis…

OBJECTIVE- Perform a static structural analysis using Ansys workbench on two different models. The main objective is to measure stress, strain, and deformation-induced on the plate with the same dimension with a different number of holes and compare the deformation and maximum stress developed on both models, and…

 AIM:  Side crash analysis, deck setup using hypermesh and hypercrash. OBJECTIVE:  To check the unit system and either follow [Mg mm s] or [Kg mm ms]. To create the appropriate interface, friction 0.2 and recommended parameters. To make sure of no penetrations and intersections. To correct rigid bodies if…

AIM:  Frontal crash analysis, deck setup using hyper mesh and hyper crash. OBJECTIVE:  To check the unit system and either follow [Mg mm s] or [Kg mm ms]. To create the appropriate interface, friction 0.2 and recommended parameters. To make sure of no penetrations and intersections. To correct rigid bodies if…

OBJECTIVE: Create the mesh for bumper assembly, mesh size should be 6mm.  Run the Crash tube model with 6 different cases as given below and compare. 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 on rigid…

OBJECTIVE: To apply the various cases as mentioned in the above question on the given failure johnson cook material. To plot the graphs(Post-processing) with respect to the obtained values from those cases. To compare the obtained results, from those cases. Procedure:  Case 1 (Running the simulation without any change):…

OBJECTIVE: Comparison of 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 25 and a maximum of 60. 3. Run the base simulation without any…

OBJECTIVE: 1. Check the material properties of the rail component and calculate the speed of sound in steel rail 2. The length of the rail is about 1000 mm. calculate the time takes for a shock wave to travel from one end of the rail to the other. 3.Time for sound to travel the length of the rail 4.Edit…

OBJECTIVE: Carry out geometry cleanup operation on the given models. Extract mid surface. Clean mid-surface geometry. Ignore holes less than dia 5mm. Create a 2D mesh with target length 5mm, min 3.5mm max 7mm. Assign proper thickness, by creating a generic property. Save in .hm format. PROCEDURE: Part 1: IMPORT: Given…

Objective: To extract the mid surface and clean up the geometry on the given component. To generate mesh on the given component with low tria concentration and proper mesh flow. To assign the thickness for the given component.                           …

  OBJECTIVE: To mesh the given Side Door Panel by following the given Quality Criteria and to assign the corresponding thickness to the elements. INTRODUCTION: A door panel is an insert on the door of a vehicle. Door panels serve as an interface between the interior of the car and the inner workings of the…

ABSTRACT: To mesh the given geometry and create 1D connectors at desired locations using Hypermesh. The following connections have to be realized in each respective component 1. Right_Rail_2 & Front_truss_1:- Seam-Quad(angled+capped+L) 2. Left_Rail_2 & Front_truss_1:- Quad elements 3. Front_truss_2,…

  AIM: To perform 3D meshing for the given component with the mentioned quality criteria. INTRODUCTION: 3D mesh is of two type’s tetra (tetrahedron) and Hexa (hexahedron). A tetrahedron has 4 vertices, 6 edges, and is bounded by 4 triangular faces. A tetra mesh is easier to do and is generally preferred…

ABSTRACT:  Mesh the Given component with the Size of 5 Units. Create 1D elements on the following component with given cross-section and DOF a. Rod element:- Translational DOF should be Constrained with RBE2 link Cross-Section: BOX- Dimension a= 12 mm                …

ABSTRACT: By using CAE Pre-Processing Tool ANSA & to develop 2D meshing & 3D volume meshing for an Automobile Rear Suspension. Giving out different connections in order to define the surfaces for NVH analysis METHODOLOGY: Importing the CAD geometry and Assigning Property ID (PID) for each part Checking…

ABSTRACT: By using CAE Pre-Processing Tool ANSA & to develop 2D meshing for an Automobile Instrument Panel (IP) Substrate or DashBoard or Fascia.                                              …

Abstract: To perform a Morphing Technique for the given sheet metal component. Introduction to Morphing: The design change terminology or change is the design or shape of a component without any numerical inputs in any direction. Best examples are the Honda Amaze and Brio Brio is a Hatch Back where the sedan model…

Objective: For the given Rear door FE model, applying the techniques and the elements to implement the connections              Introduction: Door assembly is one of the important assemblies in the Automobile and there are many connections as it is the system with many subsystems or attachments…

Completed within a given time (5 Hours) Google Drive link: https://drive.google.com/file/d/1VrpvUrE1a9P-nVT4jw-sZAl9MTsFf_BA/view?usp=sharing

ABSTRACT: By using CAE Pre-Processing Tool ANSA & to develop Tetra meshing for a Rear-View Mirror METHODOLOGY: Importing the CAD geometry in ANSA Checking out the errors and Assigning Property ID (PID) for each surface. Assigning Quality Criteria Meshing and Improving Mesh Quality (Ortho Tria & Tria Mesh…

Model 1 completed within 7 hours. Model 2 completed within 5 hours. Google Drive link: https://drive.google.com/drive/folders/1CwK7vlVOzGVjs09r_EEDs9VVurcrFPA2?usp=sharing  

ABSTRACT: By using CAE Pre-Processing Tool ANSA & to develop 2D meshing for a Bottle Gap The Bottle Cap which comes with a plastic material usually have different varying thickness across and threads inside it make it much complex for pre-processing METHODOLOGY: Importing the CAD geometry of Bottle Cap in ANSA Checking…

ABSTRACT: By using CAE Pre-Processing Tool ANSA & to develop 2D meshing for an Automobile Hood or Bonnet, it usually protects and covers the components mainly Engine, Battery, Radiator, and AC parts which include compressor condenser, etc. The Hood or Bonnet these days come with different types of materials…