Week - 9 Material Modeling from Raw Data

 Aim: To perform and simulate the non-linear case of Birdstrike in Aero-engine using explicit analysis in LS-Dyna. Objective: the FE model consists of 4 parts,which we need to create seperate (.k) files and similarly create separate (.k) files for material and boundary condition. The node number, element number and…

AIM : calculate the Mooney Rivlin and Ogden material constants and compare the both using stress-strain data from a Dogbone specimen tensile test with 100 percent strain. OBJECTIVE : Extract the engg stress- strain data in MPa/(mm/mm) from the given raw data image and do the cleaning of data. Calculate Mooney…

AIM : Material modeling of MAT- 024 (PIECEWISE_LINEAR_PLASTICITY) card from raw data using data digitizer and ls-dyna. OBJECTIVE : Extract the data from the given graph image by using data digitizer. cleaning the data and plot the graph to check the data is matching with original data. Convert the data into required SI…

AIM : To perform HEAD IMPACT simulation as a part of safety test using LS-DYNA. OBJECTIVE : Case-1 : Normal meshed head impact on Rigid wall simulation. Case-2 : Pedestrain Head impact on Rigid wall simulation. Case-3 : Pedesrain Head impact on Meshed CAR HOOD. INTRODUCTION : As a part of safety features in the car, this…

AIM : Calculate the Stretch ratio by comparing the ELFORM (-2, -1, 1, 2) with Ogden material model. OBJECTIVE : Model a cube of 10mm*10mm*10mm. Import the material card in the LS-PrePost material libarary. Assign the required keyword cards to the model to run the tensile test. Run the test in the LS manager. Save the POST…

AIM : Design, Assembled and Render the Chopper Bike using SOLIDWORKS. OBJECTIVE : Sketch the following parts design in 2D by understanding the suitable view planes with dimensions using SKETCH tools. Convert the 2D drawing into 3D model using FEATURE tab tools. save the model components and open assembly in solidworks.…

AIM : Design, Model and Assemble the YATCH using SOLIDWORKS. OBJECTIVE : Import the Blue Prints of the YATCH in the SOLIDWORKS. Design and Model the parts of the YATCH in PART DESIGN. Assemble the Modeled parts of the YATCH in the ASSEMBLY. Give the appropiate Apperance to the YATCH and Render using PHOTO VIEW and SOLIDWORKS…

AIM : Model SPOTWELD for the given parts assembly and do the CRASH TEST using LS-DYNA. OBJECTIVE : Import the assembly parts keyword file in Ls-Prepost. 1)Create BEAM elements SPOTWELD. 2) Create SOLID elements SPOTWELD. Assign the keyword cards as per the requirement for CRASH TEST simulation and check for MODEL ERRORS.…

AIM : MESH the following given model by following the given quality criteria. OBJECTIVE : Import the geometry file and clean up the geometrical errors. Extract the midsurface out from the following model. clean the midsurface geometrical errors and mesh the midsurface with given element size. cleanup the elements quality…

AIM : To create simulation of Crash Test for a Crashbox striking Rigid wall by using LS DYNA. OBJECTIVE : Import the keyword file provided with elements and nodes into LS Pre-Post. Create the keyword cards as per requirement and include the data given. Check for the errors in Model check for Keyword cards error and then…

AIM : solve the given equation,  F(u) = u3+9u2+4u in both IMPLICIT and EXPLICIT method. OBJECTIVE : solve the equation,  F(u) = u3+9u2+4u using EXPLICIT method. solve the equation,  F(u) = u3+9u2+4u using IMPLICIT method. compare, both the method values. plot the graph of the…

AIM : To Create a Simulation file for DROP_TEST in LS_DYNA as a keyword file for the parts PHONE and a plate acts like GROUND. OBJECTIVE : open (or) upload the given keyword data file in LS_PrePost. Assign keyword card as per the requirements with the data values in it. check for the keyword card errors in MODEL CHECK.…

AIM : create 3D mesh for the components provided by using HYPERMESH. OBJECTIVE :   Import the geometry and model files provided in the challenge. clean up the geometrical errors in the models. mesh the components with 2d elements and check for the elemnts errors for element size. mesh the components with 3d mesh…

AIM : Morph the given side body component to the desired shape shown in the shared image for reference and write a Macro for the same procedure. OBJECTIVE : Import the geometry (or) model file provided to us for the challenege. Remesh the mesh with better element size and extract the surface out from the mesh…

AIM : Mesh the following Model components by following the given quality criteria for meshing. OBJECTIVE : Import the geometry model file provided. cleanup the geometrical errors of the parent geometry. Extract the midsurface out from the parent geometry. cleanup the geometrical errors from MIDSURFACE extracted…

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 remainnig values of conversion from SI to different unit values as per requirement.…

AIM : Mesh the following model components by following the quality criteria provided. OBJECTIVE : Import the geometry file provided for the challenge. Cleanup the geometrical errors and extract the midsurface out of it. Cleanup the geometrical errors of the MIDSURFACE extracted , if present any. Mesh the following components…

AIM : Batch-meshing on the following components with the given criteria provided and assign the non-linear material property Steel to them. OBJECTIVE : import the geometry file (1) provided. delete the solid surfaces if present any and cleanup the geometrical errors. create the parameter and criteria file as per the given…

AIM :  mesh the various parts of the component (or) model and connect them using following suitable connectors. OBJECTIVE : import the geometry (or) model file provided. mesh the following components with suitable mesh element size and maitain the mesh flow. cleanup the mesh elements error. connect the components…

AIM : mesh the following components individually and follow the quality criteria of mesh as per given data. OBJECTIVE : import the following geometry file and check for solid surfaces and geometrical erorrs. extract mid surface of each component individually and check for geometrical errors. meshing of the individual components…

AIM : clean up the geometry of the following component of the given models and extract midsurface for meshing the model in HYPERMESH. OBJECTIVE :  import the geometry of the given model file. clean up the geometry of the following models given. extract the midsurface of the models for the meshing. PROCEDURE : first…

AIM : coding in matlab to optimize the stalagmite function and find the global maxima of the function . OBJECTIVE : optimize stalagmite function .  finding global maxima of the following function. explaining the concept of genetic algorithm and the syntax for it \"ga\" . 3 case studies and plot their results . THEORY…

AIM : Simulating the forward kinematics of a 2R Robotic Arm.   OBJECTIVE : (1) Calculate the positions of Link1 and Link2 using forward kinematics.                      (2) Plot the required values getting through program.            …

AIM : create a RANKINE CYCLE SIMULATOR using matlab code. OBJECTIVE :  code to create RANKINE CYCLE SIMULATOR using \'XSteam.m\' file fuction for steam table values in matlab. THEORY : The Rankine cycle is a model used to predict the performance of steam turbine systems. It was also used to study the performance…

AIM : create different types of 1D elements in the given model by the help of hypermesh tools. OBJECTIVE : import the following given \"model\" file in the hypermesh. cleanup the geometry (or) say topological errors. mesh the model with following given quality criterias. create the 1D elements and attach with the given…

AIM :  advanced CFD meshing of the BMW M6 model using ANSA. OBJECTIVE :  load the given BMW M6 model file in ansa and set the view in pid with shadow mode. divide the body of the model in half and clean the geometry errors you are seeing (red cons). set differents parts and different PIDS for the whole model…

AIM : advanced CFD meshing using ansa of the following turbocharger model. OBJECTIVE : load the given file of the turbocharger model and correct the errors. set PIDS for the following model parts. mesh the turbocharger model with uniform parameter length. mesh the turbocharger model parts with the required parameters length…

AIM : advanced cfd meshing the cylindrical model using the tools in the ansa. OBJECTIVE : taking up the file of the cylindrical model and load that in ansa. get geometry check and set pids. set the parameters by giving the length and then meshing. THEORY AND STEPS : ANSA is an advanced multidisciplinary CAE pre-processing…

AIM : write a code in Matlab to parse the NASA thermodynamic data file and then calculate thermodynamic properties of various gas species.  OBJECTIVE : code to parse the NASA thermodynamic data file and calculate the thermodynamic properties of various gas species. a function that extracts the 14 co-efficients and…

Aim : Calculate the Drag Force of a cyclist in different positions by varying Velocity. Objective : Plot Velocity (vs) Drag Force using codes in matlab. Plot Drag Co-efficient (vs) Drag Force  using codes in matlab Theory : Drag force : In fluid dynamics  , drag (sometimes called air resistance), a…

AIM : matlab code to fit a linear and cubic polynomial for the given cp data and , explain the parameters used to measure the fitness characteristics for both the curves. OBJECTIVE :  plot the linear and cubic fit curves by using given cp data. fit a linear and cubic polynomial for the given cp data. getting the best…

AIM :  A program to simulate the transient behaviour of a simple pendulum and to create an animation of it\'s motion. OBJECTIVE :  write a program that solves the following ODE Plot the values of displacement and velocity with time create an animation movie of the following positions of the pendulam. THEORY…

AIM : solving the otto cycle using forward kinematics and ploting the values in p-v diagram  OBJECTIVE :  solving otto cycle for getting temperature , pressure and volume values . plot the values as in p-v diagram that are we getting from solving otto cycle  getting the output value of the thermal efficiency…