DROP TEST SIMULATION ON A MOBILE PHONE BY USING LS DYNA & LS PREPOST

Challenge Task: 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 life under both the loads Case 2: Implement a User-defined result and calculate the Total Deformation from this result and check if it is the same…

Aim: To model the spot-weld for the given assembly parts using beam and solid elements separately. Also, perform the crash analysis for the same and compare the output results of the beam and solid spot-welds. Theory: Spot welding (resistance spot welding) is a resistance welding process. This welding process is used primarily…

AIM:  To simulate a non-linear transient dynamic problem of a Bird Strike with a Jet Engine Blade and evaluate the results. THEORY: Both Piston (reciprocating) engines and Gas turbine engines are internal combustion engines. They have a similar cycle of operation that consists of intake, compression, combustion,…

AIM To carry out a Quasi-static Roof crush analysis on a Neon Dodge model using Hypermesh/Hypercrash (pre-processing) and RADIOSS (solver) OBJECTIVE Open the Neon Dodge model and the impactor model is to be placed in such a manner to crush the roof of the car model.  Plot force vs. displacement. Check that…

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 wall Case3: Child head-foam and bonnet/hood Introduction: Child Head Impact: Car-pedestrian accidents account for a…

AIM:  Side pole carcrash simulation of Dodge Neon BIW using RADIOSS solver and Preprocessing using HyperMesh / HyperCrash OBJECTIVE: The following are the requirements for this project: Import the model of the Neon Dodge ie, the FEA model in such a way that the required output requests can be post-processed from it. …

Frontal Crash test Aim: Frontal car crash simulation of Dodge Neon BIW using RADIOSS solver and Preprocessing using HyperMesh / HyperCrash. Objective: The following are the requirements for this project: Import the model of the Neon Dodge ie, the FEA model in such a way that the required output requests can be post-processed…

Aim: To create a complete simulation from a basic (.k) file having just primary datas like nodes and elements of two parts, a simplified mobile phone, and a bottom plate at the ground. Add the keyword to create a basic solver deck to simulate a drop test. Procedure: 1. Open the Drop_Test_onlymesh.k file in LS-PrePost.…

Objective: A Rear-wheel holder component is given for 2D mesh and to get the quality output as per given quality parameters and then assign them the thickness. Theory: Why do we extract mid-surface? A mid surface is a surface between two surfaces. If we mesh the entire component in 3d the number of nodes and elements will…

Objective: A side door plastic component is given for 2D mesh and to get the quality output as per given quality parameters and then assign them the thickness. Theory: Why do we extract mid-surface? A mid surface is a surface between two surfaces. If we mesh the entire component in 3d the number of nodes and elements will…

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: To check the geometrical errors on the given suspension system and mesh the component with given quality criteria using tetra elements where the thickness is not uniform and with mixed elements (Tria and Quad) where the thickness is uniform (thickness less than 5mm). Also, deploy connections in the required area…

Aim:   To write a program in Matlab to simulate the forward kinematics of a 2R Robotic Arm. Objective:    To execute a program for simulation and workspace of forward kinematics of a 2R Robotic Arm. Theory: Kinematics:  Kinematics describes the motion of bodies without reference to the forces which…

Aim: Challenge 1: Implementing the control logic of a washing machine using State flow and showing results of the operation that are completed by using a LED Indicator. Challenge 2: Making a Simulink chart for the Gear shift logic and providing the input as Slider Gain so that the Output gear number could be displayed.…

Aim: To perform the geometry cleanup and create a 2-D mesh in the Dashboard/IP substrate model with the given element quality criteria. After meshing the component has to be assigned with a thickness. Theory:  Dashboard The dashboard is a control panel that is located in front of the driver in the car which controls…

Aim:  To perform the connection of the rear door FE model and explain the different types of connection techniques along with different 1D elements. Theory: Figure a: Left side Rear door of SKODA OCTAVIA I A car door is a type of door, typically hinged, but sometimes attached by other mechanisms such…

Aim:   To perform a Tetra element meshing for the Rearview mirror component with the given element Quality criteria and kinks and dips on the surface of the component to be avoided. Theory: Tetra Rapid: The Tetra Rapid algorithm meshes the volume with Tetra Elements. The maximum growth rate, which is the…

Q: For the given component, check for the geometrical errors and mesh with the given element Quality criteria. After meshing the component the thickness has to be assigned. Write a detailed report on your meshing process and also mention which method you used to extract the mid-surface along with the reason. S.No …

Aim: To clean up the geometry of the given component and to extract the mid surface from it. To mesh the component with given element Quality criteria and to assign the thickness for the same. Procedure: 1. Model file Opening and check for geometry errors.  Import the model file in ANSA and check for the geometry…

Aim: To create a Rankine cycle simulator using Matlab that is capable of finding the state points (ideal Rankine) and to plot the Temperature - Entropy (T-s) and Enthalpy - Entropy (h-s) of Rankine cycle. Theory: The Rankine cycle is a model used to predict the performance of steam turbine systems. The Rankine cycle…

Aim: To study system-level simulation of an all-terrain vehicle and explain the results Theory: All-Terrain Vehicle An All-Terrain is a vehicle that travels on low-pressure tires, with a seat that is straddled by the operator, along with handlebars for steering control. It is designed to handle a wider variety of terrain…

Aim:     To write a program to plot P-V of an Otto Cycle and to determine its thermal efficiency using MATLAB Theory: Otto Cycle: An Otto cycle is an idealized thermodynamic cycle that describes the functioning of a typical spark ignition piston engine. It is the thermodynamic cycle most commonly…

Aim: To write a prgram that extracts co-efficients and temperatures from NASA thermodynamic data and to calculate the enthalpy, entropy and specific heats for all the species in the data file. Calculate the molecular weight of each species and display it in the command window. Plot the Cp, Enthalpy and Entropy for…

Aim: To plot the linear and cubic fit curves along with data points and to measure fitness of both the curves.To perform a perfect fit with minimum deviation Theory: Curve fitting is the process of constructing a curve, or mathematical function, which possess the closest proximity to the real series of data. by cyrve fitting…

Aim: To write a program to find the global maxima of the Stalagmite function using MATLAB Theory: A genetic algorithm is a search heuristic that is inspired by Charles Darwin’s theory of natural evolution. This algorithm reflects the process of natural selection where the fittest individuals are…

Aim: To simulate the transient behaviour of a simple pendulum using second order ODE's and to create an animation of it's motion using MATLAB software. Theory: Simple pendulum     A simple pendulum has a small-diameter bob and a string that has a very small mass but is strong adequate not to stretch significantly.…

Aim:  To calculate the value of drag force Objective:  To plot a graph showing velocity vs drag force  To plot a graph showing drag co-efficient vs drag force Theory: Any object moving through a fluid experiences drag - the net force in the direction of flow due to pressure and shear stress forces on the…