Week 3 - External flow simulation over an Ahmed body.

Genetic Algorithm   Aim: To find the Global Maxima for the Stalagmite function using the Genetic algorithm in MATLAB. Objective: The objective of this project is to optimise and find global maxima for the stalagmite function. Initially, create a MATLAB script for a user-defined function which evaluates the stalagmite…

Simple Pendulum   Aim: To write MATLAB script to solve second-order ODE equation of simple pendulum motion with damping. To create the animation of the motion of the pendulum.   Introduction:   The equation of motion of a simple pendulum with damping is as follows      ----------- eq.1 The…

Aim: To write a program in MATLAB for calculating and plotting the motion of a 2R robotic arm. Also, create an animation for the series of plots generated from the program.   Introduction: The construct of a 2R robotic arm is very similar to human arms. It consists of two links and two revolute joints with each link…

Transient state simulation of flow over a throttle body   Aim: To set up and run the transient state simulation for flow over the throttle body using Converge.   Objective: The objective of this project is to set up the transient-state simulation for flow over throttle using Converge Studio and run the simulation…

Steady-state simulation of flow over a throttle body   Aim: To set up and run the steady state simulation for flow over the throttle body using Converge.     Objective: The objective of this project is to set up the steady-state simulation for flow over throttle using Converge Studio and run the simulation…

Flow over a backwards-facing step   Aim: To simulate flow over a backwards-facing step using CONVERGE for three different mesh sizes. Post-process the results obtained from the simulation using Paraview and compare the results. Theory: Backwards facing step problem is a classic example to observe and understand the…

Channel flow simulation using CONVERGE CFD   AIM: To simulate the flow through the channel using CONVERGE CFD. OBJECTIVE: The objective of the present project is to set up the simulation of flow through the channel for 3 different meshes in the Converge and create contour velocity and pressure contour plots for three…

CFD MESHING OF TESLA CYBERTRUCK     Aim: To perform the CFD surface and volumetric meshing for the TESLA CYBERTRUCK model.   Introduction: Procedure: Geometrical Clean-up: -Open the ANSA and import the Cybertruck model. -There are all single cons on the model due to the tolerance gap between the faces. Use…

  Surface wrap on Automotive Assembly   Aim: To merge the different models and perform surface wrap on the models. Procedure: Geometrical Clean-Up: -Open the geometrical model in ANSA. There are three models. Let’s start with Engine Model.       -Delete the unnecessary surfaces in the exterior…

CFD Meshing for BMW car   Aim: To check and solve all geometrical errors and perform surface meshing for the given BMW car model. Procedure: Geometric Clean-up: -Import the given car model in the ANSA. -As the car is symmetrical, we can delete one half and perform the operations on another half for simplification…

CFD meshing on Turbocharger   Aim: To perform CFD meshing of the turbocharger model and to write a detailed report bout the surface meshing and volume meshing procedure. Procedure: -Import the model to ANSA.   -We found some duplicate surfaces overlapping with other surfaces. It can be identified by observing…

SURFACE MESHING ON A PRESSURE VALVE     Aim: To perform topological clean-up and surface meshing of the pressure valve model for three different cases. Procedure: -Import the pressure valve model to ANSA.   -Check for the geometrical error using the Check Manager option.     -For this model, geometrical…

Simulation of Combustion of Natural Gas     Aim: To perform simulation of combustion of natural gas methane and analysis of species present during the combustion reaction. also, observe the effect on the combustion due to the addition of water content with the fuel. Introduction: The emission of pollutants…

PARAMETRIC STUDY ON GATE VALVE     AIM: To perform a parametric study on the gate valve simulation by setting the opening from 10% to 80%.   INTRODUCTION:   Gate Valve: A gate valve is a valve with a sliding part that opens on lifting the gate disc and closes on lowering the gate disc. Gate is used…

                     SIMULATING CYCLONE SEPARATOR WITH DISCRETE PHASE MODELLING   AIM:-  To perform analysis on cyclone separator and calculate the separation efficiency and pressure drop.    INTRODUCTION:- A cyclone separator is a mechanical…

CONJUGATE HEAT TRANSFER ANALYSIS ON GRAPHICS CARD   Aim: To simulate and analyze the conjugate steady-state heat transfer on a graphic card using ANSYS Fluent.   Objective: -To simulate CHT for the velocity of 1m/s 3m/s and 5m/s. -To find the maximum temperature attained by the processor. -Find out the heat transfer…

RAYLEIGH-TAYLOR INSTABITIES   Aim: To simulate Rayleigh-Taylor Instability (RTI) between water and air and comparing the results of the simulation from the meshes with different grid size. Additionally, performing another RTI simulation from water and user-defined fluid (density = 400 kg/m^3 and viscosity = 1e-3 kg/m-s)…

CONJUGATE HEAT TRANSFER ANALYSIS ON EXHAUST PORT AIM: - To simulate and analyze conjugate heat transfer analysis on the exhaust port. THEORY: - Conjugate Heat Transfer refers to the combination of conductive heat transfer in solid and convective heat transfer of fluid. Predominantly, in most engineering applications, we…

  External flow simulation over an Ahmed body  Aim: - To perform external flow simulation on Ahmed Body using ANSYS Fluent. Introduction Ahmed body: - Ahmed body is a model which has an aerodynamic shape similar to a real automobile. Ahmed body is used for the validation of vehicle aerodynamic simulation. Based…

Report on 2D Simulation of Flow past a Cylinder Using ANSYS Fluent   Aim:         To simulate flow past a cylinder using Ansys fluent with following conditions Steady-state and Unsteady state flow for Reynolds number 100 Steady-state with Reynold Number 10^1, 10^2, 10^3, 10^4, 10^5.…

                                           Report on simulation of turbulent mixing of fluid flow inside Tee pipe      Aim and Objective                  …

  Objective:  To automate and generate blockMeshDict file by creating a MATLAB script.                    To simulate Incompressible Laminar flow through pipe Using OpenFOAM.                    To validate…

Validation studies of Symmetry BC vs Wedge BC in OpenFOAM vs Analytical Hagen-Poiseuille equation  This project is a continuation of the previous project. Here we will be creating different wedge blocks of angles `10^o, 25^o, and 45^o` with two different boundary conditions repeating the same steps that…

                                                                    LITERATURE REVIEW ON FINITE VOLUME METHOD          …

Simulation of Backward Facing Step Problem     Backward facing step problem is a classical example to observe and understand the separation, recirculation, and reattachment of the flow.                                                 When a fully developed flow enters the domain and reaches the step, a pressure gradient…

Simulation of 1-D Supersonic nozzle flow using Mac Cormack Method        In physics, different forms of governing equations does not have much significant difference as they all follows the same basic fundamental principle of fluid dynamics.        However in the world…

Solving study and transient state 2D heat conduction using  MATLAB The heat equation is a partial differential equation that describes the heat distribution in the material with respect to time and space     where `alpha` is the thermal diffusivity of the material or the medium. Steady-state A system…

Derivation for 4th order approximation of Second-order derivative using Taylor Table method   4th order approximation for a function can be obtained by using the following three schemes: 1. Central difference Scheme 2. Skewed right-sided difference Scheme 3. Skewed left-sided difference Scheme   Central…