Week 3 - Solving second order ODEs

OBJECTIVE: The primary objective of the project is to find a function that illustrates the given thermal data accurately. This is done with the help of curve fitting method using Python. PROBLEM STATEMENT: Given is a file of thermal data containing the temperature of oxygen and the corresponding specific heat capacity.…

OBJECTIVE: The core objective of the project is to simulate the simple harmonic motion of the simple pendulum by solving the second order ODE which defines the movement using Python. Once simulated, an equivalent animation of the same is created and checked for the correct movement.  PROBLEM STATEMENT: The second…

OBJECTIVE: The core objective of the project is to simulate the simple harmonic motion of the simple pendulum by solving the second order ODE which defines the movement using Python. Once simulated, an equivalent animation of the same is created and checked for the correct movement.  PROBLEM STATEMENT: The second…

OBJECTIVE: The primary objective of the project is to simulate the Otto cycle using Python and to create the PV diagram of the same. Also, to calculate the engine's thermal efficiency running in that cycle. PROBLEM STATEMENT: The engine's geometric dimensions are given along with the initial state parameters like temperature…

OBJECTIVE: The primary objective of the project is to simulate an external airflow over an Ahmed body in STAR CCM+ and to validate the results by comparing the velocity profiles at different locations with the experimental results done originally. This is done for two geometries with two different slant angles( 25 degrees…

OBJECTIVE:      The primary objective of this project is to perform a simulation of fluid flow through a gate valve in Ansys Fluent and also to perform a parametric study to calculate the mass flow rate at the outlet for five different design points. In addition to that, the velocity contours of the flow…

OBJECTIVE:    The aim of this project is to simulate an external air flow over a Mercedes Benz Actros truck in STAR CCM+. It'll be done with two configurations, one being the whole truck along with the trailer and container(oriented in a way during cornering) and the other being only the truck alone. For the…

OBJECTIVE:     The primary objective of the project is to simulate a gearbox system with a pair of gears in two dimension. During the simulation, the behaviour of two different lubricants are studied. Also, this is done for two sets of gearboxes with different clearances between the gears. The movement of gears…

OBJECTIVE:    The primary objective of the project is to simulate a species-transported combustion model with methane being the fuel using Ansys Fluent. Also to find the mass fractions of different species involved in the combustion process at different locations of the combustor. TYPES OF COMBUSTION SIMULATIONS…

OBJECTIVE:     The aim of this project is to analyze the cyclone separator using Discrete Phase Modelling technique in Ansys Fluent. The analysis is performed for four different types of boundary conditions for the inlet and also by varying the number of particles entering through the inlet. CYCLONE SEPARATOR:…

OBJECTIVE:      The prime objective of the project is to run a Conjugate Heat Transfer analysis in a computer graphics card. This analysis is done by satisfying the following points below.                     1. To find out the maximum temperature attained…

OBJECTIVE:      The aim of this project is to simulate the phenomenon of Rayleigh taylor instability phenomenon in two dimension. Also to do it using 3 different sizes of mesh and study the behaviour accordingly. Finally, the Atwood number will be calculated for this simulation and the significance of Atwood…

OBJECTIVE:      The aim of this project is to perform a Conjugate Heat Transfer analysis in an exhaust manifold model using ANSYS Fluent. Also to study the effect of mesh refinement on the velocity, temperature and heat transfer coefficient(HTC) values of the flow by observing the appropriate plots and contours.…

INTRODUCTION:             The objective of the project is to extract the mid surface of the passenger car side-door trim model and assigning appropriate thickness for the various regions and to mesh the surfaces with all the mesh elements meeting the quality criteria. Also, the mid surface…

OBJECTIVE: To simulate an incompressible flow through a backward facing step using icoFoam solver in OpenFoam. To study the changes in the velocity profile as a function of mesh grading factors. To study the velocity contours for different grading factors. Domain:    The flow will be simulated through the above…

AIM: To determine the values of fourth order truncation error of the second order derivative with three different type of numerical stencil namely  i) Central differencing scheme ii) Skewed right sided difference scheme iii) Skewed left sided difference scheme and to compare the values of the error and find its significance.…

INTRODUCTION:        For analyzing some automotive sub-assemblies like the Front hood and Rear closures and side doors, a new method is followed in the preprocessing. Instead of meshing the whole part, only the middle surface is extracted, it is processed and meshed and is displayed as a solid. This…

INTRODUCTION:      The objective of the project is to clean up the BMW M6 car model by removing it\'s topological errors. Further defining the different property ID\'s and also making the model browser easier to access. And the main part is meshing the whole model by specifying the mesh parameters and defining…

PRE-PROCESSING A PRESSURE VALVE USING ANSA: A) Cleaning up the topological errors: When the CAD model is imported into ANSA, there will be number of errors in the geometry due to the issues in the translation. These errors should be rectified before meshing a particular part. The errors may be in the form of holes, cracks,…

OBJECTIVE:       The objective of the project is to solve the 2D heat conduction equation in MATLAB using different iterative solving techniques available. And also to compare the results on the basis of number of iterations to converge, time taken for covergence for each technique. This will be helpful…

INTRODUCTION:             The instrument panel in a car is one of the critical parts in a car assembly. This is due to it's complex geometry and the varying thickness throughout the part. Now,five regions which are more complex are isolated ,mid skinned,appropriate thickness is assigned and…

AIM: To write a MATLAB program to solve a ODE which describes the motion of the simple pendulum with damping and to animate the motion of the same. The ODE that describes the motion of simple pendulum is    `(d^2theta)/(dt^2) + (b/m)((d theta)/dt) + (g/L)sin(theta) = 0` In the above equation, g = gravity in m/s2,…

OBJECTIVE: To solve the Quasi 1-D  Supersonic nozzle flow equations using Macormack method in MATLAB. To compare the variations in flow field variables in conservative and non-conservative forms of the equation. To compare the normalized mass flow rate between conservative and non-conservative forms of the equation.…

PRE-PROCESSING THE TURBO CHARGER MODEL: A) Cleaning up the topological errors:              The given CAD model is imported to ANSA. When it\'s been imported, due to translation isssues, there were a number of irregularities like holes,cracks, missing surfaces, overlapping entities etc.…

INTRODUCTION In this particular project, the efficiency of MIXING-TEE is to be analysed for three different kind of cases.They are as follows: CASE 1: Short mixing tee with hot inlet velocity of 3m/s Momentum ratio of 2 Hot air temperature: 30°C Cold air temperature: 10°C CASE 2: Long mixing tee with hot inlet…

OBJECTIVE:      The major objective of this project is to perform a two dimensional flow analysis over a cylinder for a particular Reynolds number using Ansys FLUENT, to observe and study the phenomenon of vortex shedding. The analysis is carried out for both steady and transient state conditions. It is…

INTRODUCTION:        In Computational Fluid Dynamics, the solutions are obtained by solving the conservative equations like Navier Stokes equations. To solve them, three methods are used namely Finite difference method(FDM),Finite volume method(FVM) and Finite element method(FEM). Among them, FVM is…

OBJECTIVE:   The objective of this project is to perform an external flow simulation over the Ahmed body using Ansys Fluent and to study its velocity and pressure profiles in detail. A grid dependency test will also be conducted to study the changes in the velocity profile accordingly and the significance of negative…