Breaking Ice with Air cushion Vehicle - Find minimum pressure with Newton-Raphson method using Python

Objective - To perform a parametric analysis of a frontal car crash setup and determine the effect of varying the thickness of the model on Equivalent Stress and Total Deformation. Case 1 - 0.3 mm. Case 2 - 0.5 mm. Case 3 - 1.0 mm. Procedure -  Create Explicit Dynamics in Ansys workbench and in engineering data select…

Objective - To simulate a bullet penetrating into a bucket using Explicit dynamics. Case 1 - Stainless Steel NL. Case 2 - Aluminum Alloy NL. Case 3 - Copper Alloy NL. Procedure -  Create Explicit Dynamics in Ansys workbench and in engineering data select the material Tantalum from explicit materials and Stainless…

Objective - To perform an explicit dynamics analysis of Machining operation with a Planer cutting tool. Case 1 - Cutting velocity of 20000mm/s.  Case 2 - Cutting velocity of 15000mm/s. Find out the Equivalent Stress, Total Deformation and temperature of the body. Procedure -  Case 1 - Cutting velocity of 20000mm/s.…

Objective - To simulate the bending of iPhone as per the given cases below. Case 1 - Simulate the model. Case 2 - Move the bottom fingers from their defined position to the given position X= 22.5mm & Z= 10mm and obtain the results for the simulation. Also define the S-N curve for the Aluminium Alloy material as per…

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, displace one end of the specimen to an angle of 1200 degree while keeping the other fixed. Find out the total deformation, equivalent…

Objective -  To perform a transient structural analysis on a worm 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…

Objective -  To perform a transient structural analysis on a double universal joint with a spring using three different materials Case 1 - Structural Steel Case 2 - Stainless Steel Case 3 - Titanium alloy The three materials must be used on the joint with the springs alone. Procedure -  Create Transient structural…

Objective - Simulate the slider crank mechanism for the cases given below. Case 1 - Run the simulation without contact. Case 2 - Create contacts between the various slider crank components and assign material properties to the geometry with frictional coefficient as per given below. Procedure -  Case 1 - Run the simulation…

Objective -  To perform a transient analysis on a piston and cam mechanism model. Run the analysis for a total of 3 cases.  Case 1 - Frictionless contact. Case 2 - Frictional with 0.1 as the frictional contact. Case 3 - Frictional with 0.2 as the frictional contact.   Procedure -  Create Transient structural…

Objective - Mesh the buckle clip model in such a way that the overall number of elements is less than 31,000. It is mandatory to bring it under 31K. Simulate the component for both kinds of motion Case 1 - Moving the clip by keeping the buckle fixed. Case 2 - Moving the buckle by keeping the clip fixed. If one of the motions…

Objective - To perform an analysis to simulate the bending of a wire by assigning different materials to the wire and analyze the Equivalent Stress and Equivalent Strain acting on the wire in each case. Case 1 - Copper Alloy (Non Linear) Case 2 - Aluminium Alloy (Non Linear) Case 3 - Magnesium Alloy ( Non Linear)  …

Objective - To perform the analysis to simulate a sphere pressing on a plate. Use Structural steel for sphere and Structural steel Non Linear for plate.   Procedure -  Create Static structural analysis and in engineering data select the material structural steel and Structural steel Non Linear. Structural Steel.…

Objective - To simulate the rolling operation on a workpiece made of copper. Increase the length of the workpiece by 60mm and decrease its size on both sides by 8mm. Run the simulation for 14 steps and you can give small but random values for the displacement. Ensure that the edge of the workpiece is displaced by 90mm.…

Objective - Simulate Structural analysis of weld joints using three different weld materials and compare the Directional Deformation, equivalent stress and equivalent strain. 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…

  Objective - Perform the sheet metal bending for different materials and settings. Case 1 - Aluminium Alloy 1199(with some changes in properties), Copper Alloy NL and Magnesium Alloy NL. Find out the Equivalent stress, Equivalent elastic strain and Total Deformation in Y direction and compare the results. Case 2…

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

Objective - Perform a Grid dependency test for the Bevel gear simulation for mesh sizes of 6, 5 and 4 mm. Evaluate the different results for Von-Mises stress, Equivalent elastic strain and Total Deformation. Procedure -  What is a grid dependency test and its use ? Grid or Mesh generation is the basic step in any…

Objective - Static Structural analysis of Spur gear to find out the Equivalent stress, Total deformation and Stress intensity by using below listed materials. Cast Iron(ductile) Cast Steel Cast Bronze Compare the results obtained by using 3 different materials for gears and Find location for possible fracture.   Procedure…

Objective - To perform the roof crash analysis of BIW car model. The preprocessing is done by the Hypermesh (Hypercrash) and the analysis is done by the RADIOSS solver and the results are interpreted using the Hyperview and Hypergraph. Roof Crush - BIW Import Car Impactor Transforms This will require (in order) A 180°…

Objective - To perform the side crash analysis of BIW car model. The preprocessing is done by the Hypermesh (Hypercrash) and the analysis is done by the RADIOSS solver and the results are interpreted using the Hyperview and Hypergraph. Neon side crash -BIW Check the unit system and either follow [Mg mm s] or [Kg mm ms].…

Objective - To perform the frontal crash analysis of BIW car model. The preprocessing is done by the Hypermesh (Hypercrash) and the analysis is done by the RADIOSS solver and the results are interpreted using the Hyperview and Hypergraph. Frontal crash-BIW Check the unit system and either follow [Mg mm s] or [Kg mm ms].…

Objective - Meshing of the Floor-Panel according to the given quality criteria using Hypermesh  Element quality criteria : Target Element size - 5mm S.No. Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4 Taper      0.5 5 Min. Length 2mm 6 Max. Length 8mm…

Objective - In this challenge we will be comparing the base setup simulation results that are Type-7 and Type-7 along with Type-11 on a crash tube and different kinematic condition simulation results. Questions -  Create the mesh for bumper assembly, mesh size should be 6mm.  Run the crash tube model as it is.…

Objective - Rupture Plate Comparison of Results with Law 2, failure mode, Plast-Tab and Law 27 Open FAILURE_JOHNSON_0000.rad. Notice the properties. Change those to recommended if needed. 7 CASES Run the model as it is. Name it Law2_epsmax_failure. In /FAIL/JOHNSON, change Ifail_sh=1, Dadv=1 and Ixfem=1. Run the model…

Objective - Comparison of results with base simulation and improved shell element properties Questions: Using the crash beam file, change the runtime to 55 ms. Change the number of animation steps during simulation to a minimum of 25 and maximum of 60. Run the base simulation without any modification to element properties.…

Objective: - Write MATLAB code that can solve or check the engine kinematics of an engine operating on the OTTO cycle and make plots for it. Create a PV diagram and also output the thermal efficiency of the engine. Theory: - An Otto cycle is an idealized thermodynamic cycle that describes the functioning…

Objective: - Write a program that solves the following ODE. This ODE represents the equation of motion of a simple pendulum with damping. And also write a program to simulate the transient behavior of a simple pendulum and to create an animation of its motion. Theory: - In Engineering, ODE is used to describe the transient…

Objective: - Write a program that solves the following ODE. This ODE represents the equation of motion of a simple pendulum with damping. And also write a program to simulate the transient behavior of a simple pendulum and to create an animation of its motion. Theory: - In Engineering, ODE is used to describe the transient…

Objective: -To determining the minimum cushion pressure needed to break a given thickness of ice using an air cushion vehicle by breaking down the equation according to Newton-Raphson method. Solve by using Newton Raphson method and Write a Python code: -  Finding minimum pressure by taking relaxation factor as 1…

Objective: - Write python code that can solve or check the engine kinematics of an engine operating on the OTTO cycle and make plots for it. Create a PV diagram using plots and also output the thermal efficiency of the engine. Theory: - An Otto cycle is an idealized thermodynamic cycle that describes…

Objective - To Create a data visualizer tool using Pyhton which will extract data from a converge output file. Generate plot as per the user preference. Calculate the area under the P-V diagram. P is in column 2 and V is in column 8. Calculate the power output of this engine. Assume that RPM is 1500 This engine consumed…

Objective: - To create a Mesh Model of cylinder geometry using element size of 1MM Procedure: - Steps:- First we have to open the file “Cylinder.SLDPRT” which provided us, it open in TOPO mode and in ENT. It show as a wire frame design. We have to select the shadow mode in the bottom panel. Then in bottom we…

Objective: - Write a python code for Curve Fitting and, What does popt and pcov mean? What does np.array(temperature) do? What does the * in *popt mean? Write code to fit a linear and cubic polynomial for the Cp data. Explain if your results are good or bad. What needs to be done in order to make the curve fit perfect?…

Objective - Perform Batch-meshing on the following components with the given criteria Hood Fender Quality Criteria:- Target Element Length = 5mm 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. Length 8mm 7 Min angle…

Objective - Morph the given side body component to the desired shape shown in the images below and write a Macro for the same. Refer to the following images for Morphing Procedure -    Morphing the given side body component to the desired shape   Open Hypermesh and import ‘Side_body_Mesh.hm’…

Objective - Use of connectors to attach various parts of the model using Hypermesh. Right_Rail_2 & Front_truss_1:- Seam-Quad(angled+capped+L) Left_Rail_2 & Front_truss_1:- Quad elements Front_truss_2, Front_truss_1 & Right_Rail_1:- Spot weld with 3 Layers and 5 mm Diameter Front_truss_2, Front_truss_1 &…

Objective: - Create 1D elements on the following component with given cross-section and DOF a = Rod element - with only translational DOF and RBE2 Link         Cross-Section: BOX- Dimension a= 12 mm, Dimension b=10 mm, Thickness t= 0.75 mm b = Beam element:- with all DOF and RBE3 link  …

Objective - To create 3D mesh for the models provided in the challenge according to the parameters mentioned. 3D Meshing: Tet Collapse : 0.15 Create Tetra for Housing model         Elements Sizes: Min - 2mm, Target - 5mm, Max - 7mm For the give two model         Create 3D mesh with…

Objective:-  Write code to fit a linear and cubic polynomial for the Cp data. How to make a curve fit perfectly? How to get the best fit?   What could be done to improve the cubic fit? Coding:- clear all close all clc % Preparing data cp_data = load('data'); temperature = cp_data(:,1); cp = cp_data(:,2); % Curve…

Objective - Write a code in Matlab to parse the NASA thermodynamic data file and then calculate thermodynamic properties of various gas species. Write a function that extracts the 14 co-efficient and calculates the enthalpy, entropy and specific heats for all the species in the data file. Here R is the universal gas constant,…

Objective - The objective of this program is to simulate Rankine cycle and calculate all the state points and plot the corresponding T-S and H-S plots. Calculate  Net work output Back work ratio Theory - Rankine Cycle -  The Rankine cycle is a model used to predict the performance of steam turbine systems. It…

Objective - Write a code in MATLAB to optimise the stalagmite function and find the global maxima of the function using Genetic Algorithm (ga) for 3 studies follow as: Study 1 - Statistical Behaviour Study 2 - Statistical Behaviour - with upper and lower bounds Study 3 - Increasing GA iterations   Theory - Genetic…

Objective - Meshing of the Side-Door according to the given quality criteria and also assign thickness using Hypermesh. Element quality criteria : Target Element size - 4mm S.No. Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4 Taper      0.5 5 Min. Length…

Objective - Meshing of the Back-Door according to the given quality criteria using Hypermesh  Element quality criteria : Target Element size - 5mm S.No. Quality Criteria  Value  1 Aspect Ratio  5 2 Skewness 45 3 Warping 15 4 Taper      0.5 5 Min. Length 4mm 6 Max. Length 7mm…

Objective - Meshing of the hood according to the given quality criteria using Hypermesh  Target Element Length = 5mm   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. Length 8mm 7 Min angle Quad 45 8 Max…