ANIMATING SIMPLE PENDULUM by MATLAB

Aim: To simulate SI8 PFI engine Full hydro case setup using Converge Studio and to post process the results. Given Conditions and parameters :   Engine Geometric Parameters Bore =0.086 m Stroke = 0.09 m Connecting rod length = 0.18 m RPM = 3000 Run parameters Simulation mode: No Hydro Simulation time parameters Start…

AIM: To Setup a transient shock tube simulation. Objective: Plot the pressure and temperature history in the entire domain - Explain the result Plot the cell count as a function of time - Explain the result Introduction: The shock tube is an instrument used to replicate and direct blast waves at a sensor or a…

AIM: To Setup a flow simulation through a pipe Using Conjugate Heat Transfer simulation. Given: Inlet Reynolds number should be 7,000 HINT : Use the below formula to calculate velocity for corresponding value of REYNOLD NUMBER and give DIRICHLET BC for velocity at inlet and specify the value for velocity calculated…

Aim: In the Prandtl Meyer shock problem, look at the effect of SGS temperature value on cell count and the shock location Objectives: 1.Shock flow boundary conditions Do a literature search on what BC's are typically used for shock flow problems 2. What is a shock wave? In your own words, describe the physics behind shock…

Aim: To Setup and run transient state simulation for flow over a throttle body. Objectives: To Post process the results and show pressure and velocity contours. To Show the mesh (i.e surface with edges) To Show the plots for pressure, velocity, mass flow rate and total cell count. To show the calculations on how you calculated…

Aim: To Set up and run the steady state simulation for flow over throttle body. Objectives: To Post process the results and show pressure and velocity contours. To Show the mesh (i.e surface with edges) To Show the plots for pressure, velocity, mass flow rate and total cell count. To Create an animation in which it throttle…

Aim : Part 1: To perform the four simulations in the  Gearbox and to compare the results among all the four cases. Case 1:20% Immersion, Fluid - Engine oil. Case 2:30% Immersion, Fluid- Engine oil. Case 3:20% Immersion,Fluid-n-heptane (c7h16). Case 4:30% Immersion,Fluid-n-heptane (c7h16). Part 2: What is Dynamic meshing?…

Introduction: The purpose of this project is to simulate the laminar incompressible flow through pipe. With the reynolds number and pipe diameter calculation of inner velocity and entrance of the pipe has to be done. Assume that the liquid exhibits laminar flow in pipe . In the pipe there is bunch of circular layers of…

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 of the mass flow rate and flow…

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 from 1 μm to  5 μm and…

Aim: To Perform a CHT analysis on a model of an exhaust manifold and to compare the solutions for 2 sizes of meshes. To Show the velocity, temperature and heat transfer coefficient plots and explain if refining the mesh produced any changes to the results. The Conjugate Heat Transfer(CHT):-  Heat transfer in solids…

Objectives: some practical CFD models that have been based on the mathematical analysis of Rayleigh Taylor waves explain how these mathematical models have been adapted for CFD calculations. Perform the Rayleigh Taylor instability simulation for 2 different mesh sizes with the base mesh being 0.5 mm. Compare the results…

Aim: To Perform a combustion simulation on the combustor model. Objective: plot the variation of the mass fraction of the different species’ in the simulation using line probes at different locations of the combustor . To plot for CO2, H2O, CH4, N2, O2, NOx emissions & Soot formation.  add the water content…

Aim: To Perform a steady-state conjugate heat transfer analysis on a model of a graphics card. To Run the simulation for best possible mesh with combination of coarse and refined mesh in different regions. Objective:   Run the simulation by varying the velocity from 1m/sec to 5m/sec for at least 3 velocities and discuss…

Aim: To simulate a case of ahmed body and check for grid independence of the solution. Objectives:  Describe Ahmed\'s body and its importance.  Explain the reason for the negative pressure in the wake region.   Explain the significance of the point of separation.  Expected Results: 1. Velocity…

Objectives:   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 & 100000. (Running with steady solver) Discuss the effect…

Aim:  To set up steady-state simulations to compare the mixing effectiveness when hot inlet temperature is 360C & the Cold inlet is at 190C.  Use the k-epsilon and k-omega SST model for the first case and based on your judgment use the more suitable model for further cases. Given: Case 1  Short mixing…

Aim: To simulate the flow through a backward facing step & to create multiple meshes and compare the results obtained from each mesh for the following profile using icoFoam. Objective: To create a block for the given dimensions Then Define the control conditions to the specifications. Use different mesh grading…

To Solve: the 1D supersonic nozzle flow equations using the Macormack Method. Write separate functions for conservative and non-conservative forms Figure out the minimum number of cycles for which the simulation should be run in order for convergence Compare the normalized mass flow rate between the conservative forms…

Aim: To Solve the 2D heat conduction equation by using the point iterative techniques for Steady state analysis & Transient State Analysis To implement the following methods 1. Jacobi 2. Gauss-seidel 3. Successive over-relaxation To  write code for both implicit and explicit schemes (This is for the Transient…

AIM: To write a code in MATLAB to parse the NASA Thermodynamic data file and to calculate thermodynamic properties of various gas species.   OBJECTIVE: To write a function that extracts the 14 co-efficient of each species in data file. To calculate the enthalpy, entropy and specific heat for all species in data file.…

Simplication of ODE equation Main program solves ODE equation of simple pendulum %Program that solves ODE Equation of simple pendulum with damping clear all close all clc %Inputs b=0.05; g=9.81; l=1; m=1; %initial condition theta_0=[0;3]; %time points t_span=linspace(0,20,400); %Equation that solves ODE [t,results]=ode45(@(t,theta)ode_func(t,theta,b,g,l,m),t_span,theta_0);…