Week 8 - Simulation of a backward facing step in OpenFOAM

Aim:        To perform a parametric study on the gate valve simulation by setting the opening from 10 % to 80%. Objective: Obtain the mass flow rates at the outlet for each design point. Calculate the flow coefficient and flow factor for each opening and plot the graph. Discuss the results…

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…

Aim:          To Perform a steady-state conjugate heat transfer analysis on a model of a graphics card. You can use appropriate materials of your choice for the simulation. Make sure to properly define the correct solid and fluid zones. Refer the video for further clarification and…

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. And then we have to perform the Rayleigh Taylor Instability simulation for 2 different mesh sizes and three different…

Aim:            To simulate an internal flow of the exhaust port and study for the Conjugate heat transfer in the simulation. Objectives: Give a brief description of why and where a CHT analysis is used. Maintain the y+ value according to the turbulence model and justify…

Aim:            To Simulate the external flow over an Ahmed Body. And we can run the simulation by considering the only half body. To run the simulation for the velocity of 25 m/sec with the default air properties in fluent. Objective:           …

AIM:         To 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…

  Aim:        To simulate the air flow through the mixing tee and to set up steady-state simulations to compare the mixing effectiveness when hot inlet temperature is 360C & the Cold inlet is at 190C.  Objective:         In this challenge we have to find four…

Aim:                To check and solve all geometrical errors and assign appropriate PIDs. Perform meshing with the suitable Target length and element Quality criteria. Objective:               …

Aim:       To 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.   Objective:     we have to take a target length given below Target length for Wrap…

Aim:     To check and solve all geometrical errors on half portion and Assign appropriate PIDs. Perform meshing with the given Target length and element Quality criteria. After meshing the half model, Do symmetry to the other side. Objective:         We have to follow the…

Aim:      To check the geometrical errors to make appropriate volumes. Create and assign PIDs. Perform surface mesh with the given target lengths as per PIDs.   Objectives:             We have to assign the mesh length for given geometry model. Blade stage-1 = 1 mm…

AIM:        To check for the geometrical errors and perform Topology cleanup accordingly. Set three different target lengths as three different cases and mesh the model.  Objective:        We have to assign three different target lengths as three different…

Aim:         To describe finite volume methods, differences between finite volume and finite difference methods along with the need for the interpolation schemes in the FVM and flux limiter. FVM:         The Finite volume method (FVM) is a widely used numerical…

Aim:            To simulate by applying Symmetry Boundary Condition. You will do the simulation for the below mentioned angles using both symmetry and wedge boundary conditions and validate them with HP equations. Angles to test: 10o   25o 45o Objective:       …

Aim:       To simulate an axi-symmetric flow by applying the wedge boundary condition. The flow is laminar and flows through a constant cross-section pipe at an inlet Reynold's number of 2100. You can do a transient or steady state simulation and you will validate your results with the Hagen- Poiseuille's…

  Simulation of a backward-facing step in OpenFOAM Aim:- Simulate an incompressible-laminar-viscous flow through the backward facing step geometry. Perform transient simulation; choose solver based on the described physics of the flow in problem statement. Explain simulation process and way of setting up the problem…

Aim:       To simulate an incompressible-laminar-viscous flow through the backward facing step geometry. We should perform a transient simulation. The solver can be chosen based on the described physics of the flow. We need to explain the entire simulation procedure (how you set up the case). You…

Aim:          We are going to simulate the isentropic flow through a quasi 1D subsonic-supersonic nozzle. You will derive both the conservation and non-conservation forms of the governing equations and solve them using the MacCormack's technique. Objective:       …

Aim:        To 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 given below.   Objective: Top Boundary = 600 K Bottom Boundary = 900 K Left Boundary = 400 K Right Boundary…

AIM:         To derive the 4th order approximations of the second-order derivative.  Objective:         In this challenge we have derive the 4th order approximation of the 2nd order derivative. Central difference Skewed right-sided difference Skewed…

                                                                             FILE PARSING AIM:          …

AIM: To find global maxima of the stalagmite function using MATLAB. THEORY:  Optimization describes a class of problems for finding the input to a given function that results in the minimum or maximum output from the function. Optimization is the process of selection from the set of values for the imposed targets…

AIM: To find global maxima of the stalagmite function using MATLAB. THEORY:  Optimization describes a class of problems for finding the input to a given function that results in the minimum or maximum output from the function. Optimization is the process of selection from the set of values for the imposed targets…

                                                                       CURVE FITTING OBJECTIVE:                   …

% Forward kinematics Of 2R Robotic Arm Manipulator clear all close all clc % Inputs l1 = 0.6; l2 = 0.6; theta1 = linspace(0,80,20); theta2 = linspace(0,80,20); ct=1; for i = 1:length(theta1) THETA1 = theta1(i); for j = 1:length(theta2) THETA2 = theta2(j); x0 = 0; y0 = 0; x1 = l1*cosd(THETA1); y1 = l1*sind(THETA1); x2 =…