Challenge on Combustion

OBJECTIVE :-  Write a MATLAB code on Rankine Cycle Simulator and plot H-S & T-S diagrams.   PROBLEM STATEMENT :-   Create a rankine cycle simulator using MATLAB Our code should calculate the state points of the rankine cycle based on user inputs. then plot the corresponding T-S & H-S plots for the given set of inputs.…

OBJECTIVE :-  Parsing NASA thermodynamic data file and find out Cp, H, S and molecular weight of each species.   PROBLEM STATEMENT :-  NASA came up with polynomial that can be used to evaluate thermodynamic proparties such as Cp, H and S. They have also documented the co-efficients that are required to evaluate…

OBJECTIVE :-  To write a MATLAB code on Genetic Algorithm.   PROBLEM STATEMENT :-   Try to understand the concept of GA by reffering to various sources before you attend this challenge. Look out for information regarding stalagmite function and ways to optimize it. Write a code in MATLAB to optimize…

OJECTIVES :-  To solve second order ODEs in MATLAB by giving a simple example is a pendulum.   PROBLEM STATEMENT :-   In Engineering, ODE is used to describe the transient behaviour of a system. A simple example is a pendulum. The way pendulum moves depends on the Newtons second law. When this law is…

OBJECTIVES :-  To analyse sensitivity with respect to the temperature.   PROBLEM STATEMENTS :- Write a code that takes all the reactions from the gri mechanism and calculate 10 most sensitive reactions. The sensitivity parameters should be with respect to the temperature. Our program should show the reaction…

OBJECTIVES :-  To solve the challenge of Auto ignition by using Python with cantera.   PROBLEM STATEMENTS :-            PART-A] Use the same reactor network code as shown in the video to simulate the auto ignition Time for methane under the following conditions,…

OBJECTIVES :- To solve given equations of ODE by using Multivariate Newton Rhapson solver.   PROBLEM STATEMENT :- By solving above ODE, we need to find following points- Jacobian should be estimated numerically Solve the problem by using Implicit Euler method/Backward differencing. Choose suitable step size and explain…

OBJECTIVES :- To stabilize ODE by reviwing literatures.   PROBLEM STATEMENT :-                A literature review a great way to assimulate large amount of data and convert it to a form that we can understand. This helps to gain knowledge and also apply it at the same time.…

OBJECTIVE :-  To study the Compact Notation Derivation for Simple Mechanism.   PROBLEM STATEMENT :-           In this challenge, we derive the reaction rate ODE's of a simple reaction mechanism. We have to use the compact Notations and write down the desired matrices. Reaction mechanism…

OBJECTIVES :- To calculate combustion efficiency after preheating by using methane and air mixture.   PROBLEM STATEMENT :- 1. A furnace is used to burn methane and air mixture. A recuperator is connected to this furnace to recover some energy. What is the effect of preheating on the adiabatic flame temperature (AFT)?…

OBJECTIVES :- To handling mixtures with quantity class of cantera .   PROBLEM STATEMENT :- In this challenge, I work on the quantity class of cantera to create various mixtures. In this process, you will explain how the mixture calculations are performed. Use the “moles” method/function of the A object…

OBJECTIVES :- To study an Adiabatic flame temperature by using two methods as- 1) Effect of equivalence ratio on AFT 2) Constant pressure reactor with heat loss     PROBLEM STATEMENTS :- 1) Effect of equivalence ratio on AFT- Assume that methane is contained in a constant volume chamber. Write a program in python…

OBJECTIVES :-  To write a script to analyzing data visualizations.   PROBLEM STATEMENT :-   Our task is to write a script that does the following- Data visualizer :- Our script should take column numbers as the input and plot the respective column as seperate images. Each file should be saved by the name…

OBJECTIVES :-  To plot a best curve fitting by using linear, quadratic & cubic polynomial equations.   PROBLEM STATEMENTS :- We have need to study on following problem statements- What does popt and pcov mean? What does np.array(temperature) do? What does the *popt mean? Write code to fit a linear and…

OBJECTIVE :-  To solve second order ordinary differential equations (ODE’s) by using simple pendulum example.   PROBLEM STATEMENT :- In engineering, ODE is used to describe the transient behaviour of a system. A simple example is a pendulum. The way the pendulum moves depends on the Newton’s…

OBJECTIVE :-  To write a python program for air standerd cycle and create a PV diagram & calculate otto cycle thermal efficiency.   PROBLEM STATEMENT :-   In this challenge I need to do- Write a code for air standerd cycle I.e. Otto cycle and create a PV diagram Also calculate thermal efficiency of the…

AIM :-  To study the discretization length and Building intake manifold from given STL model.   OBJECTIVES :-  Given project has following objectives- Solve single cylinder DI with different lengths for intake runner. Compute Torque, BSFC, maximum cylinder pressure and simulation time Explore the planum…

AIM :- To build a Fast Running Model (FRM) by using FRM builder approach.   OBJECTIVES :- The main objectives of this challenge are- Build a FRM model by using following configurations Bore = 102 mm,    Stroke = 115 mm, CR = 17 Of cylinder = 6 CI engine,   Twin scroll turbine,    GT…

AIM :-  To setup the turbocharger by using turbine and compressor data.   OBJECTIVES :- Following are the objectives of this project are- To explore different Turbocharger with example from GT power. Compressor and Turbine plot Benifit of variable geometry turbine (VGT). Explore the Diesel VGT EGR modelling.…

AIM :-  To simulate the model for direct injection compression ignition (IC) engine.   OBJECTIVES :- The main objectives of this challenge are- To compare SI & CI and list down differences. To find BSFC To find Exhaust temperature To find air fuel (A/F) ratios To change MFB50 and observe impact on performance…

AIM :-   To run the case set up for finding important parameters and calculate the power output.   OBJECTIVES :-    The main objective of this challenge are- To find air flow rate To find BMEP (i.e. brake mean effective pressure) To find BSFC (i.e. brake specific fuel consumption) To find In-cylinder…

AIM :-  To explore the different tools and models used in GT SUITE software.   OBJECTIVES :- In this challenge we have to describe following points are- Exploring the GUI of GT SUITE and list down modules available. Locating the time control flag, time step and solution control, and Integrator/solver type. Explore…

AIM :-      To setup the case for full hydrodynamics of IC engine and run the simulation to create the animation file so that varify the working performance.   OBJECTIVES :- The main objectives of this project is as follows-  To find the compression ratio for the given engine Describe the function…

 AIM :-  To simulate the shock tube and provide the temperature history of entire domain.   OBJECTIVES :- To understand the working of shock tube. To understand the concept of 'Events' in the converge studio. Setup the transient shock tube simulation. Plotting the temperature and pressure for entire domain.…

AIM :-  To simulate the conjugate heat transfer problem by using two materials i.e. solid (i.e. Aluminium) and flud (i.e. air).   THEORY AND INTRODUCTION :-         Conjugate heat transfer is a type of heat transfer analysis between solids and fluid. This type of heat transfer include both…

AIM :- To solve Prandtl Meyer Shock Problem.   OBJECTIVES :- To understand the theory of formation of expansion fan due to infinite mach waves, originated at the sharp convex corner, To understand the reason for the usage of Neumann BC at the outlet for supersonic flow, To understand the effect of SGS (i.e. sub grid…

AIM :-    Transient simulation of flow over a throttle body.   OBJECTIVES :- Setup throttle valve model in converge. Study the variation of flow parameters. Post process the results and documentation.   SOFTWARE USED :- The following are the different software used while creating whole challenge are-…

AIM :-   Steady state simulation of flow over a throttle body.   THEORY AND INTRODUCTION :-                   In automotive application, modelling of the various singularities in pipe systems still remain challenging. The aim of this study is to develop a…

AIM :- To study the Combustion Simulation and the effect of the addition of water content on the formation of NOx and soot.   OBJECTIVES :-  Types of combustion simulations in FLUENT Perform a combustion simulation on the combustor model and write report on results. PART-1 :- Perform a combustion simulation on…

AIM :- To perform an analysis of the cyclone seperator and calculate the seperation efficiency and pressure drop. OBJECTIVES :- To finding seperation efficiency at different velocities and partical size in given range. Given Boundary conditions are :- For Inlet and Walls -> Reflect For Outlet_dustbin (i.e. at bottom…

AIM :- To perform a parametric study on the gate valve model and find out the flow coefficient and flow factor for each design point. OBJECTIVES :- For this challenge we have to perform a parametric study on the gate valve simulation by setting the opening from 10% to 80%. Obtain the mass flow rates at the outlet for each…

AIM :- To learn more about what the Rayleigh Taylor waves are and its practical applications. We will run the simulation  for 3 different mesh sizes and also explain about Atwood number and its significance.   QUE.1) What are some practical CFD models that have been based on the mathmatical analysis of Rayleigh…

AIM :- To perform a steady state conjugate heat transfer(CHT) analysis on a model of a graphics card. We can use appropriate materials of our choice for the simulations. Make sure to proparly define the correct solid and fluid zones.    OBJECTIVES :- Our objectives are- Find out the maximum temperature attained…

AIM :- To perform a conjugate heat transfer (CHT) analysis on an exhaust manifold. QUE.1) Give a brief description of why and where a CHT analysis is used. ANS.:- The term CHT is used to describe processes which involve variations of temperature within solids and fluids, due to thermal interaction between the solids and…

AIM :- To perform grid independency test on the Ahmad body and compare the results. DISCUSSION :- As the body is perfectly symmetric, we can run the simulation by considering the only half body. This is the best practice where we can save on the number of cells and get the results faster as well.      The…

AIM :- Need of interpolation schemes and flux limiters in FVM.    INTRODUCTION :- It is interested things that use of interpolation schemes and flux limiters in finite volume method (i.e. FVM).   INTERPOLATION METHODS :- # The approximation of surface and volume integrals require values of the variable at…

AIM :-  1. Steady state analysis and Transient state Analysis. Solve the 2D heat conduction equation by using the point iterative techniques that were taught in the class. You will impliment the following methods.    a. Jacobi    b. Gauss seidel    c. Successive over-relaxation 2. Write…

AIM :- To derive 4th order approximation of the second order derivative with central difference, right skew difference, left skew difference and absolute error between the above mentioned scheme for analytical function exp(x)*cos(x). The equation used for the fourth order approximation were derived from the \'m+n\' method,…

AIM :- Result for the pipe flow with symmetry boundary condition.      Write MATLAB program for blockMeshDict file by anyone angle. PROCEDURE :- For doing this assignment we required detailing about wedge file and symmetry file. Before creating MATLAB file we require to create blockMeshDict file for symmetry…

AIM :- Simulation of flow through a pipe in OpenFoam. INSTRUCTIONS :-  Reynold number based on pipe diameter and inlet velocity should be 2100. Working fluid-water Calculate the length of the pipe Calculate the length of the pipe using the entry length formula for laminar flow through a pipe Show that entry length…

AIM :- For th e following diagram, use the icoFoam from incompressible solver to simulate the flow through Backward facing step. You will be creating multiple meshes and will be comparing the results obtained from each mesh. Mesh Specifications :- 1. Number of cells along the X-direction (longer dimension)   …

AIM :- Simulation of a 1D Supersonic nozzle flow simulation using Macormack method. INTRODUCTION :- The objective in this project is to write a code solve the 1D supersonic nozzle flow equation using the Macormack method. To implimanting both the conservative and non-conservative forms of the governing equations. To perform…