Week 10 - Simulating Combustion of Natural Gas.

SOLVING STEADY AND UNSTEADY 2D HEAT CONDUCTION EQUATION USING ITERATIVE METHOD AIM: To solve the 2D heat conduction problem for the steady and unsteady state using Jacobi, gauss seidel, and successive over-relaxation iterative techniques. THEORY: Conduction is a mode of heat transfer, generally takes place in solids due…

 Aim: - To derive and write a program for in MATLAB for 4th order approximation for second order derivative by following methods- Central difference Skewed right sided difference Skewed left sided difference Objective: - 1. To evaluate the second order derivative of the function  f(x)=exp⁡(x)cosx</math>">f(x)=exp(x)cosx�(�)=exp⁡(�)cos�   ,…

 Simulating combustion of natural gas   Aim: Perform a combustion simulation on the combustor model using methane as fuel.   Objectives: Part I Perform a combustion simulation on the combustor model and plot the variation of the mass fraction of the different species’ in the simulation using line probes…

AIM: Perform a steady-state conjugate heat transfer analysis on a model of a graphics card.  OBJECTIVE: Simulate by varying the velocity from 1m/sec to 5m/sec for at least 3 velocities and discuss the results. Find out the maximum temperature and heat transfer coefficient attained by the processor. Prove that the simulation…

Q.1 What is Finite Volume Method(FVM)? The Finite Volume Method (FVM) is a numerical method for solving partial differential equations, particularly those that govern fluid flow, heat transfer, and other transport phenomena. It divides the computational domain into a finite number of control volumes or cells, and approximates…

AIM: Perform a steady-state conjugate heat transfer analysis on a model of a graphics card.  OBJECTIVE: Simulate by varying the velocity from 1m/sec to 5m/sec for at least 3 velocities and discuss the results. Find out the maximum temperature and heat transfer coefficient attained by the processor. Prove that the simulation…

Abstract: A CFD analysis of a cyclone separator is performed. The separation efficiency is found out. Firstly the diameter of the particles is varied. Then the velocity at the inlet is varied with particles of constant diameter.The Physics of the problem is set up in Ansys Fluent. The Post -processing of the results obtained…

Aim:  To perform a parametric study on Gate valve. Objective: 1. Simulate the flow of fluid through a gate valve. 2. Perform the paramatic study on the gate valve by setting design points corresponding to the positions of the lift of the spindle. 3. Calculate the mass flow rate corresponding to all the design points…

AIM: Perform a steady-state conjugate heat transfer analysis on a model of a graphics card.  OBJECTIVE: Simulate by varying the velocity from 1m/sec to 5m/sec for at least 3 velocities and discuss the results. Find out the maximum temperature and heat transfer coefficient attained by the processor. Prove that the simulation…

Aim:  To study the concept of Rayleigh Taylor Instability and some practical CFD models that have been based on the mathematical analysis of Rayleigh Taylor waves. To study the Rayleigh Taylor Instability simulation for 2 different mesh sizes in addition to baseline and compare the results. To study the the effect of …

Objective :   In this challenge,  We will ,give a brief description of why and where a CHT analysis is used.  We wil simulate both fluid flow and also the heat transfer to the solid i.e., CHT Analysis on an Exhaust port Then we will calculate the wall heat transfer coefficient on the internal solid…

AIM: Simulate the flow over the Ahmed body and use air as the working fluid with velocity of 25 m/s. OBJECTIVES:  For this challenge, you will have to provide answers to the following questions: Describe Ahmed’s body and its importance. Explain the reason for the negative pressure in the wake region. Explain…

AIM: Simulate the flow over a cylinder and explain the phenomenon of Karman vortex street. OBJECTIVE: PART-I Simulate the flow with the steady and unsteady case and calculate the Strouhal Number for Re= 100.  PART-II Calculate the coefficient of drag and lift over a cylinder by setting the Reynolds number to 10,100,1000,10000…

AIM: Solve the mixing of hot and cold fluid diffusion for a given problem using work bench and fluent under steady-state simulations and compare the mixing effectiveness when hot inlet temperature is 36°C & the Cold inlet is at 19°C. Use the k-omega SST model for all cases. Case 1: Short mixing tee with a hot…

AIM: Check the geometrical errors of the given model of the half portion and make the PID and set the target length for the given model. OBJECTIVE: For the given model, check and solve all geometrical errors on half portion and Assign appropriate PIDs. Perform meshing with the given Target length and element…

AIM: For the given models, check for the geometrical errors and delete surfaces which are unwanted for Surface wrap as shown in the videos. After clearing geometry, Merge all 3 models and perform surface wrap. SURFACE WRAP: Surface wrap is used for the complex geometry and so many geometrical errors are there.…

AIM: For the given model, check and solve all geometrical errors and Assign appropriate PIDs. Perform meshing with the suitable Target length and element Quality criteria. PROCEDURE: First we insert the given model in the ANSA. Then we check the unit in mm. Then we check the resolution for the given model. Then we…

AIM: To set the given target length as per the PID  and mesh the given model using ANSA. OBJECTIVE: Check the given errors in the given model and rectify the errors and to make appropriate volumes. Assign the PID. Perform the surfesh mesh withe the given target lengths as per PIDs Blade stage-1 = 1mm Blade…

AIM: To set the target length for the given model and mesh the model using ANSA. ONJECTIVE: Check the geometrical errors in the given model and perform the topology cleanup accordingly. Set the three different target lengths as three different cases and mesh the model. Target length = 1mm, 3mm and 5mm Element type…