Week 3: Flow over a backward facing step

AIM Simulate the steady-state flow over a throttle pipe using converge and discuss the results obtained for velocity, pressure and mass-flow rate contour. INTRODUCTION In this project, I used a steady state solver for simulation of throttle valve using CONVERGE cfd. For turbulent model Pressure based solver with RNG k-epsilon…

AIM We have to simulate a flow over a backward facing step on converge for plots of velocity, pressure, mass flow rate and total cell count with different mesh sizes   INTRODUCTION  Backward Facing Step (BFS) flow is one representative model for separation flows, which can be widely seen in aerodynamic…

 AIM We have to perform Channel flow simulation using CONVERGE CFD and get results of Plots for velocity, pressure, mass flow rate, and total cell count for different mesh size as:- dx = 2e-4m, dy = 2e-4m, dz = 2e-4m dx = 1.5e-4m, dy = 1.5e-4m, dz = 1.5e-4m dx = 1.0e-4m, dy = 1.0e-4m, dz = 1.0e-4m INTRODUCTION/THEORY In…

AIM Write a literature review on Finite Volume Method (FVM) INTRODUCTION FVM is a method of solving and presenting the PDE in the form of algebric equations. It conversts volume integrals is converted to the surface integrals in a PDE with a divergence term with the help of divergence theorem. The terms can be represented…

AIM We have to simulate the incompressible-laminar-viscous flow in a backward facing step with help of OPENFOAM with ParaView interface. As a result if the simulation, velocity, pressure profile for different mesh grading factor can be achieved.  The geometry of backward facing step:- I used the IcoFoam solver to solve…

OBJECTIVE To simulate and discuss the results of the isentropic flow in a nozzle with 1D supersonic flow, with help of solving the both conservative and non conservative forms of governing equation with help of Macormack Method using MATLAB. RESULTS EXPECTED FOR:- 1) Steady State distribution of various flow parameters…

AIM 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 = 900 K Left Boundary = 400 K Right Boundary = 800 K You will implement the following methods for solving implicit…

Aim Derive the following 4th order approximations of the second-order derivative.  1. Central difference 2. Skewed right-sided difference 3. Skewed left-sided difference After deriving these schemes, prove that your skewed schemes are fourth-order accurate. Once you have done this, write a program in Matlab to evaluate…

Aim  Simulating Combustion of Natural Gas with different setups and comparing the results for pollution. plot for CO2, H2O, CH4, N2, O2, NOx emissions & Soot formation for :- 1) H2O = 0% 2) H2O = 5% 3) H2O = 10% 4) H2O = 20% 5) H2O = 30% Introduction Combustion, or burning, is a high-temperature exothermic redox chemical…

Aim Parametric study on Gate valve with varying gate opening length. Introduction A gate valve, also known as a sluice valve, is a valve that opens by lifting a barrier (gate) out of the path of the fluid. Gate valves require very little space along the pipe axis and hardly restrict the flow of fluid when the gate is fully…

Aim To perform analysis on cyclone separator and calculate the separation efficiency and pressure drop. 1. To perform an analysis on a given cyclone separator model by varying the particle diameter from 1 μm to 5 μm and calculate the separation efficiency in each case. Discuss the results. [Use both the velocity's…

Aim Perform Conjugate Heat Transfer (CHT) simulation on a real-like graphic card model kept in the way of air with inlet velocity renging from 1m/s to 5m/s. Introduction Conjugate heat transfer is a type of heat transfer analysis between solids and fluid(s). This type of heat transfer includes both convection (between…

Aim Perform a situation undergoing Rayleigh Taylor Instability and analyse it's important features Introduction The Rayleigh–Taylor instability, or RT instability (after Lord Rayleigh and G. I. Taylor), is an instability of an interface between two fluids of different densities which occurs when the lighter…

Aim Perform Conjugate Heat Transfer Simulation in the exhaust port of engine with:- Inlet Vel = 5m/s Inlet Temp = 700K Introduction The term conjugate heat transfer can be used to describe the processes which involve a temperature variation within the solids and fluids itself due to the thermal interaction between…

Aim Perform CFD simulation on the Ahmed body. Introduction The ahmed body is the very well known model used for almost replicating the 3D geometry of any general passenger car.  The body is mainly used for the validification of simulation model and software by comparing the results obtained from test software with…

Aim Perform the CFD simulation of user-defined fluid over a 2m dia cylinder with different reynold numbers. 1. calculate the Strouhal Number for Re= 100 2. Calculate the coefficient of drag and lift over a cylinder by setting the Reynolds number to 10,100,1000,10000 & 100000 Introduction The flow over will show…

Aim Performing Simulation of a 'mixing tee' apparatus requiring mixing of fluids(air) at different temp of 19 and 36 celcius with a momentum ratio as mentioned below:- Case 1  Short mixing tee with a hot inlet velocity of 3m/s. Momentum ratio of 2, 4.  Case 2  Long mixing tee with a hot inlet velocity of…

Aim/Objective To perform the surface mesh of the Tesla Cybertruck and the Wind tunnel for it's CFD simulation application. Procedure The following steps are to be followed step-by-step:- Step 1) Check and the solve error for the geometry/topo of the cybertruck       1.1) Perform TOPO on the car to see all…

 Aim/Objective Perform Surface mesh on automative assembly of engine+transmission+gear box with help of surface wrap. Procedure We will follow following steps:- Step1) Check geometry of engine and solve the topo errors       1.1) Search for all rings found at the outer surfaces of engine, and delete…

it kept on showing 'PROCESSING' the challenge is showing errors, plz view my work in drivehttps://drive.google.com/file/d/1gPMfiDpzpB0QbNoyh1M87z5MtiURyFXN/view?usp=sharing  for full reporthttps://drive.google.com/file/d/1NL5kH_layLLFBNgVO8ZhuQMMNC1c3LUb/view?usp=sharing here is the g drive for my work on…

AIM/OBJECTIVE Perform Volumetric CFD meshing on Turbocharger PROCEDURE Step 1) Check the topo of model given by:-       1.1) Produce new face where-ever missing by using features like fill hole, coon etc. with yaking help of insert hard points       1.2) Check for intersection and remove the excess surface.       1.3)…

Steps 1) Check the topology for single coons and cracks 2) Solve the error appearing by new face and fill hole feature 3)  Specify  PID colours for different parts of valve 4) Perform meshing for 100% closed body by:- 4.1) Set parameter and macros length to 5mm 4.2) Set element to "Tria" and end length to 5mm…