Assignment 3-2D Element Formulation Challenge

Objective : To analyze 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 smartphone is above the ground, to do analysis and to get stress…

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

AIM: Convert the given values in the required conversion factor units with detailed calculation. OBJECTIVE : Note down the given data values. Detailed calculation for conversion from SI unit to gm/mm/ms unit system. Table content of the remaining values of conversion from SI to different unit values as per requirement.…

Objective: To perform a crash analysis on the side of the given model, also known as a side pole crash. The analysis is to be carried on the deformation and the forces created as a result of the crash at a speed of 35 mph and certain output requests were to be generated and they are as follows: Sectional force in the cross…

AIM: Frontal car crash simulation of Dodge Neon BIW using RADIOSS solver and Preprocessing using HyperMesh / HyperCrash. OBJECTIVE: SETUP REQUESTS: Check the unit system and either follow [Mg mm s] or [Kg mm ms]. Create an appropriate interface, friction 0.2, and recommended parameters. Make sure of no penetrations and…

   AIM    To create the mesh for bumper assembly, the 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 on rigid body node then run. Create a new notch in the middle, select…

AIM: To import the given model and run the analysis with different material laws and other modifications and observe the results. OBJECTIVE:  To perform the simulations of the given starter files and compare the results with other outputs. There are 7 cases with given parameters and they are to be compared with output…

OBJECTIVE:  To compare the results of the simulation of a beam against the rigid wall with two different 2D element formulations BASE SIMULATION:  The given radioss file is imported into hypermesh.  The runtime and the frequency had to be changed.The runtime is changed from 60 to 55 in the ENG_RUN card.…

OBJECTIVE:  Check the material properties of the rail component and calculate the speed of sound in steel rail To calculate the time takes for a shock wave to travel from one end of the rail to the other. Time for sound to travel the length of the rail Edit the engine file so that the stress wave can…

OBJECTIVE: Clean the geometry. Extract mid surface. Clean mid-surface geometry. Ignore holes less than dia 5mm. Create 2D mesh with target length 5mm, min 3.5mm max 7mm. And assign proper thickness, by creating a generic property. PROCEDURE: PART 1  Import the Given model to hypermesh using the Import option.  The…

AIM: Meshing and implementing connections to the car rear suspension model. ABSTRACT: In this project, I have taken a half section of a car rear suspension system where I will perform meshing on different components with 3D, 2D & 1D elements. Also, I will implement the connections to the areas required. The components…

AIM:  Pre-processing of the car instrument panel using ANSA KEYWORDS: Mid-surface Extraction, Shell Meshing. OBJECTIVE:   Introduction to shell meshing i.e. 2D meshing Geometry check & Topological error clean up  Mid surface generation  Meshing the geometry  The quality criterion to be…

AIM: To practice all the Morphing techniques that were shown in the video for the given component METHODOLOGY: Import model and do Geometry clean up Open Morphing module  Apply the  changes with different options available  INTRODUCTION: Morphing Morphing in ANSA is a very powerful and intuitive tool, it…

Aim: To implement connections for a Rear Door FE model. Objective: Understand car rear door assembly Understand different types of connections and 1D elements. Perform connections for a FE model. Methodology for giving connections Import the FE model Understand the geometry and mechanism  Give connection to all the…

Volume mesh-intake manifold.

Understand 3D meshing and different element shapes used in solid meshing. 3D meshing on a solid object. Assign and check for the quality parameter in 3D meshing. Quality Criterion to be followed:  S.No  Quality Criteria  Value  1 Target/Average length   1 2 Minimum Length  0.5 3 Maximum…

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Objective: Mid surface Extraction of the intricate plastic components. Meshing the geometry with the target length of 1 mm. Fulfill the quality criteria as per requirements. The quality criterion to be followed: S.No  Quality Criteria  Value  1 Target/Average length   1 2 Minimum Length  0.5…

Aim: To check the geometrical errors, Mid surface extraction, and mesh the component with the given element Quality criteria and after meshing the component has to be assigned with the thickness Theory: Hood  It is hinged thin sheet which covers and protects the main parts of car ie, engine or electric machine in…

OBJECTIVE: To cleanup geometry of the given model and mesh it with proper flow and according to given quality criteria. PROCEDURE:   The component has number of collectors that has been moved into a single collector using Tools-> organize . Select surfaces and choose dest component and move it and deletete the…

OBJECTIVE:  To mesh the model with element size of 4mm and follow the Quality Criteria and assign thickness for the given model. PROCEDURE: The side door model file is imported to hypermesh using import option. Delete the solids in the model if any solid is available. Geometry clean up is done as there are a lot of…

OBJECTIVES: To mesh the given frame assembly and make connection at specified parts. PROCEDURE: 1. MESHING: Import the file frame_assembly_welding to hm under optistruct profile. Click on AUTOMESH from 2D panel and mesh the given component accordingly. Make sure that the elements pass all the element criteria properties.…

1.OBJECTIVE  Create a Teramesh for Housing component with the given quality criteria by 2D to 3D Conversion and check for no element failure. PROCEDURE  Import the "housing.stp" file using the import tool option.  Using the Geometry menu in the menu bar, use the geometry cleanup tools to ensure a fully…

PREPROCESSING OF HOOD MODEL OF A CAR USING HYPERMESH AIM   perform geometry cleanup extract mid-surface  mesh the component with given element quality criteria PROCEDURE  First import the geometry using import geometry option and select IGES file,  Hood model is imported , the hood model components…