Solution for this assignment, I am submitted Document where i have written a solution in detailed.

1) Check the material properties of the rail component and calculate the speed of sound in steel rail=_______ Ans: speed of sound c=`sqrt(E/rho)`   figure1 from the above figure 1 the value of E= 210000 N/mm^2 and rho= 0.0078 g/mm^3 by substituting the values speed of sound c= 5188.745217 m/s   2)The…

OBJECTIVE:  Comparison of results with base simulation and improved shell element properties. CASE1 SETUP AND PROCEDURE:             First import the Element_Formulation-Shell-3_assignment_0000.rad file in Hyperworks. To import this file, Import - Import solver deck - Browse…

OBJECTIVE : Compare the results obtained by simulating different cases Material Laws and plot their results. PROCEDURE :  CASE1 : Run the model as it is without chaning any previous values in FAILURE_JOHNSON file. - Import FAILURE_JOHNSON_0000.rad file by going into the import section as shown in Figure1…

Objective:   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 on rigid body node then run. Create a new notch in the middle, select the whole session…

AIM: Perform a Frontal Crash Simulation on the given car model  with the recommended parameters and requests. OBJECTIVE:  Frontal crash-BIW Check unit system and either follow[Mg mm s] or [Kg mm ms]. Create appropriate interface ,friction 0.2 and recommended parameters. Make sure of no penetrations and intersection. Correct…

AIM: To perform side crash analysis on the given model using Hypermesh. OBJECTIVE:  Neon side crash -BIW Check 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 penetration and intersections. Create a rigid wall with…

AIM: The primary aim of this challenge is to convert the given unit system to other unit system. OBJECTIVE: Each and every measurement given in the input parameters are converted into respective system of units. Value of the following measurements are given as follows: MASS 1kgLENGTH 1mTIME 1sFORCE 1NSTRESS 1PaENERGY 1NmDENSITY…

AIM: Write a detailed report about the Implicit and Explicit methods and solve the equation `u^3+9u^2+4u` using both Implicit and Explicit Methods. PROCEDURE:  Implicit & Explicit method There are two types of approaches are there to solve the Finite element analysis problems, they are Implict and Explicit…

AIM: To setup the mobile phone model for drop test using LS-Dyna. Objective: 1. To create material as per requirement for the different parts. 2. To create section for solid and shell. 3. To define for Part such as material and section ID. 4. To create Boundary conditions such as construction. 5. To create Contact…

Aim: To simulate the crash test for the given crash box having a thickness of 1.2 and 1.5mm onto a rigid wall at 50kmph and to obtain the following output and data. Input .k file and output files (d3plot, glstat, sleout, rcforc) Animation of the final simulation The cross-sectional force generated in the middle of the…

AIM:The main aim of this week challenge is to model spotwelds for the given model. The spotwelds should be modeled in two different ways 1. with beam elements 2. with solid elements The result for the two methods are then analysed and the appropriate failure modes are then calibrated. PROCEDURE: Modelling of spotwelds…

Aim: To Create a block of 10mmx10mmx10mm dimension with 10 elements for each direction and use the material card attached (Ogden_Material.k), And Simulate Using appropriate boundary conditions, and Compare the results of the simulation with ELFORM = 1, 2, -1, -2 by plotting Engineering Stress vs Stretch Ratio up to stretch…

AIM:- To perform Head impact analysis On child pedestrian head Using LS-Dyna and Calculate Head Injury Criterion (HIC) value in different case setups. INTRODUCTION:- Pedestrian safety simulation is a part of vehicle safety engineering. This study focuses on car and pedestrian interaction. The main focus…

AIM:- To compare the run time using explicit and implicit mass scaling to reduce the run time of a model and ensure the stability of mass scaling by using LS-Dyna. PROCEDURE:- CASE1:- Mass Scaling for Explicit method. 1. Import the keyword file in Ls-prepost. 2. The given model meshed with solid elements. 3. Termination…

OBJECTIVE:                 The main objective of this challenge is to extract the data from the given graph and to create a material card MAT 24 and to use the MAT 24 card in a dogbone specimen to stimulate a tensile behaviour of the dogbone specimen. PROCEDURE:               - Initially the points in the graph are taken…

AIM :  JOINT CREATION AND DEMONSTRATION IN LS-DYNA OBJECTIVE:To demonstrate spherical, revolute, cylindrical, and translational joints between two rigid bodies and two deformable bodies. THEORY :A distinguishing feature of multibody systems is the presence of joints that impose constraints on the relative motion…

Objective: To calculate the Mooney Rivlin and Ogden material constants from the material data and validate them using stress-strain data from the tensile test of a dogbone specimen.   MAT 77 - Hyperelastic Step 1: Material test data - Engineering stress vs Engineering strain The given stress - strain data in imported…

Objective: To simulate the impact of a bird strike on the blades of an aeroplane turbine in LS-Dyna by using the givel models Methodology: The FE model consists of 4 parts that need to be separated and save partwise. The suitable material is created and saved in a subfolder. The node number, element number, and part number…

AIM: Write a code to display normal as explained in Lecture 5 Create a widget containing two buttons for “reverse normals” and “normal off” Also assign these procedures to keyboard buttons of your choice. check the null case also OBJECTIVE: To write a code to display normals of the elements and…

AIM:        To create a tk GUI for all the final checks/operations.  OBJECTIVE: Create buttons to delete displayed geometric entities (be careful about advanced remesh) Create buttons to delete empty entities. Create button to re-order and re-number entities by name. Create a master button in red…

AIM:        To check and correcting the edges. OBJECTIVE: Create a code that displayed free and T edges for displayed elements. Free edge color red and T edge cyan. Except for edges, all other components must be made transparent. Also, temp nodes must be automatically created for “free nodes”…

AIM:      To Create the component and property using TCL/TK commands. OBJECTIVE: Ask the user to enter name of a component and its thickness. Write a code that will automatically create components and assign thickness to it. The code should decide on its own what type of collector should be created depending on the user…

AIM:        To reflect the geometry using TCL/TK commands. OBJECTIVE:                Create a macro that will reflect the given multicomponent FE part with ease. It should be independent of the deck. The only inputs allowed are, original CAD comp, reflected CAD…

AIM:        To check the element quality by using Tcl/Tk commands OBJECTIVE: Create element quality check macro for 2D and 3D elements. Create a button for each criterion. On pressing the button the elements should be highlighted using temp nodes. Entry boxes next to the buttons will accept the quality…

AIM   To create a master macro to perform the following operations such as QualityCheck,Weld, Reflect, Normals check using Tcl/Tk commands. OBJECTIVE: Build a master tcl/tk macro It should contain buttons that will call all utilities created as assignments during this course Segregate the buttons as per their…

AIM: Creating the midline and spot weld using TCL/TK Commands OBJECTIVE: Part A: Create a macro to calculate the midline of a given tubular component Select one end of the lines using line by path Similarly, select the other ends using line by path option Now calculate midline for each pair Combine all these midlines to…

AIM:  To Generate the report for hypermesh file using TCL/TK commands. OBJECTIVE:  To create a macro that generates a report that contains the following information about the  model: User name, date, time Profile/deck; count of component, prop, material, elements Count of empty comp/prop/mats Elements failed in all qualities…

AIM: To create the locator, writing and reading the node data using Tcl/Tk commands OBJECTIVE: Connector : Create a macro that builds a GUI containing 4 buttons.  Component creator, weld, xloc, yloc, zloc. Upon pressing the buttons corresponding 1D element must be created and moved to the desired collector. Reading…