Week 3 - External flow simulation over an Ahmed body.

                 IC-Engine Calibration Using GT-Power and GT-Suite                                      Objectives: 1. To Explore the "Tutorial- single cyl DI".  In Case Setup,…

AIM * To explore tutorial 9 which in details explains how to convert a existing model into a fast running model (FRM). * To build a FRM using FRM builder approach with     bore = 102 mm     Stroke = 115 mm     Compression ratio (CR) = 17     CI engine, Twin Scroll Turbine, GT controller…

What does the word Turbocharger mean? A turbocharger (or turbo) is a turbine-driven, forced-intake device that increases the efficiency and power of an internal combustion engine by forcing additional air into the combustion chamber. This improvement in naturally aspirated engine performance is due to the fact that the…

1.Compare SI vs CI and list down differences   SI engine  vs CI engine  S.No./Engine type                                SI engine                                       …

TARGET: To run a single cylinder petrol engine setup at 1800rpm and give parameters like air flow, BSFC, BMEP, cylinder pressure. Run the same setup at 3600rpm and increase power by 10% INTRODUCTION: An internal combustion engine (SI engine) is an internal combustion engine, generally a gasoline engine, where the combustion…

GT-SUITE is a leading simulation tool with features and libraries targeting a wide range of applications and industries. It offers engineers features ranging from rapid concept design to detailed system or subsystem/component analyses, design optimization, and root cause investigation. Why you should choose GT-SUITE The…

Validation study of Symmetry BC vs Wedge BC in OpenFOAM vs Analytical H.P equation Target: This challenge is a continuation of the week 11 challenge. In this challenge, you will simulate the same problem as in Week 11, but using the Symmetry Boundary Condition. You will run a simulation for the angles below using both…

                           Pipe flow simulation in OpenFoam Aim: Simulate axisymmetric flow in a pipe through foam. Objective: Verify the hydrodynamic length using the numerical result Verify a fully developed flow rate profile with its analytical profile…

Aim:Simulation of 1D Super-sonic nozzle flow simulation using the Macormack Method. Objective: Simulate isentropic flow through a Quasi 1D subsonic nozzle by deriving conservative and non-conservative forms of governing equations and solving them by implementing the MacCormack technique using MATLAB. Problem Statement:…

Aim:Simulation of 1D Super-sonic nozzle flow simulation using the Macormack Method. Objective: Simulate isentropic flow through a Quasi 1D subsonic nozzle by deriving conservative and non-conservative forms of governing equations and solving them by implementing the MacCormack technique using MATLAB. Problem Statement:…

Aim:Solving the steady and unsteady 2D heat conduction problem objective: 1. Steady state analysis & Transient State Analysis Solve the 2D heat conduction equation by using the point iterative techniques that were taught in the class. The Boundary conditions for the problem are as follows; Top Boundary = 600 K Bottom Boundary…

TO EXPLAIN THE NEED FOR THE INTERPOLATION SCHEMES AND FLUX LIMITER IN THE FVM(FINITE VOLUME METHOD). Aim: To describe the need for the interpolation schemes in the FVM and flux limiter. METHOD OF THE CFD: To solve a real-world problem, people discover three simple schemes for numerical solutions Finite difference method…

Problem Statement:Perform the heat transfer analysis using ANSYS-Fluent software for the cylindrical Lithium ion Battery with heat generation boundary condition. Create an enclosure and use air as the working fluid for cooling the battery back system (4 x 2). Take air inlet temperature as 26°C and space between the…

AIM : To perform analysis on cyclone separator and calculate the separation efficiency and pressure drop.   OBJECTIVE :  - To write a few words about any four empirical models used to calculate the cyclone separator efficiency.  - To perform an analysis on a given cyclone separator model by varying the particle diameter…

Aim: To perform a parametric study on a gate valve at different valve opening settings.   Theory: Gate valves work by placing a rectangular gate valve or wedge in the path of the flowing fluid. They are operated by a threaded shaft that connects the drive (usually a handwheel or motor) to the gate shaft. If the valve…

Target: Perform a steady-state conjugate heat transfer analysis on the graphics card model. You can use suitable materials of your choice for simulation. Make sure you have correctly defined the correct solid and liquid zones.  Run the simulation for the best possible mesh with a combination of coarse and fine mesh in…

Target: Perform a steady-state conjugate heat transfer analysis on the graphics card model. You can use suitable materials of your choice for simulation. Make sure you have correctly defined the correct solid and liquid zones.  Run the simulation for the best possible mesh with a combination of coarse and fine mesh in…

Goal: Study and simulation of Rayleigh Taylor instability using the VOF method. Objective: Explore the significance of the Rayleigh Taylor instability ANSYS FLUENT multiphase flow analysis. Explore the approach to fluid volume and its importance. Investigating how mesh refinement affects the Rayleigh Taylor instability…

Goal: Study and simulation of Rayleigh Taylor instability using the VOF method. Objective: Explore the significance of the Rayleigh Taylor instability ANSYS FLUENT multiphase flow analysis. Explore the approach to fluid volume and its importance. Investigating how mesh refinement affects the Rayleigh Taylor instability…

Goal: In this challenge We will give a brief description of why and where CHT analysis is used. We will simulate both fluid flow and heat transfer to the solid, i.e. CHT analysis at the exhaust port Then we calculate the heat transfer coefficient through the wall on the inner solid surface and show the velocity and temperature…

Goal:In this challenge, the external flow through Ahmed's body is simulated. Parameters such as lift coefficient and drag coefficient are estimated and verified. The wake area is explored. A grid mesh independence test is performed. OBJECTIVE: 1. Describe Ahmed's body and its meaning. 2. Explain the reason for the negative…

TARGET: Simulate the flow over a cylinder and explain the Karman vortex street phenomenon. Understanding the vortex for different Reynolds numbers corresponding to varying inlet velocities. Create a monitoring point behind the cylinder at a distance of four times the diameter that can be used to calculate and analyze vortex…

I. Aim: Derive fourth-order approximations of the second-order derivative using the central differential scheme, skewed right-sided difference, and skewed left-sided difference using the Taylor table method and compare the analytical derivative with the obtained values ​​for the given function 1. Central difference 2.…

Goal: To simulate T mixing for 2 different pipe lengths Objective: *Set up steady-state simulations*Compare the mixing efficiency when the hot inlet temperature is 36 C and the cold inlet temperature is 19 C.*Try both the k-epsilon and k-omega SST models for the first case and then use the best-fit model for further simulations.*Simulate…

I.AIM: WRITING A PYTHON PROGRAM TO READ THE MOTOR PARAMETER DATA FILE AND EXECUTE MANDATORY OBJECTIVES   II.OBJECTIVE: 1. Reading data from the given data file.2. To take a file name as input from the user and check if the file is present or not.3. Draw a graph between 2 parameters given by the user as input.4. Perform…

OBJECTIVE: A Python codes to execute curves. TARGET: 1. Clear codes for linear and cubic polynomial fits to Cp data.2. To plot linear and cubic fit curves along with raw data points.3. To measure fitness characteristics for both curves. THEORY: Curve fitting is how we model or represent the distribution of data by fitting…

Objective: To solve ODR of a simple pendulum using python. Problem: It is necessary to solve the ODE for the given problem. It is a manual process of solving ODR and time consuming rendering. It will be very easy if it can be written in computer understandable code. Theory: A function was defined to calculate the angular…

Goal: A program in Python to solve and graph the Otto cycle.Objective:1. Solve and understand the various state variables of the Otto cycle and draw its p-V diagram.2. Calculates the thermal efficiency of a given Otto cycle. Theory: The Otto cycle…