Week 6 - CHT Analysis on a Graphics card

Aim:- To 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 at different locations of the combustor as shown in Fig. You need to plot for CO2, H2O, CH4, N2, O2, NOx emissions & Soot formation.    You must have…

Objective:- For this challenge, you will 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 design point. Calculate the flow coefficient and flow factor for each opening and plot the graph. Discuss the results of the…

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…

Question:- 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 the model is provided below the video. Run…

Objective:-   What are some practical CFD models that have been based on the mathematical analysis of Rayleigh Taylor waves? In your own words, 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…

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 the results.  Calculate the wall/surface heat transfer coefficient on the internal solid surface & show the velocity & temperature contours in appropriate areas. How would…

Aim:- To external flow simulation over an Ahmed body. Objective:- The objective of this project is to determine the aerodynamic forces on the Ahmed body such as drag and lift coefficient and to perform the grid independence test. The expected results will include 1. Velocity and pressure contours. 2. The drag coefficient…

Aim:- To simulate the flow over a cylinder and explain the phenomenon of Karman vortex street.    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:- To create a two versions of the mixing tee. One of them is longer than the other. Your job is 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…

1. Comparative study of thermal performance of air-cooled and liquid-cooled battery modules:-   Air-cooled module:- The temperature distribution over the module surface with the air-cooling system at the end of the discharge process. The flow rate and temperature of the air at the inlet of the cooling system are 3 L/s and…

  A battery thermal management system controls the temperature of the batteries so that they work safely and well. High temperatures can make batteries age faster and pose safety risks, while low temperatures can reduce the battery's capacity and make it less efficient at charging and discharging.   A thermal…

Using MATLAB/simulink and  the drive cycle from the attached excel sheet, find- The max heat generation of the battery Time Time Step Battery Current 00:00.4 0.1 -0.9632 00:00.5 0.2 -0.952 00:00.6 0.3 -0.9072 00:00.7 0.4 -0.9632 00:00.8 0.5 -1.0304 00:00.9 0.6 -0.9632 00:01.0 0.7 -1.0304 00:01.1 0.8 -1.008 00:01.2 0.9…

1. Design a battery pack for a car of roughly 150 kW with 120 V. Use 3500 mAh 3.6V nominal NMC chemistry cell.        a. Design the battery pack configuration.         b. Draw the BMS topology for this battery pack.   Theory :- A battery pack, or battery pack, is an assembly…

AIM:- For a 10 cell series lithium ion battery model, simulate the thermal effects and compare life cycle performance at various temperatures, charge & discharge rates using MATLAB. Theory:- The performance of lithium-ion batteries is influenced by both operating voltage and temperature. Lithium-ion batteries perform best…

Aim:- Battery pack capacity: 18 kWh Cell:ANR26650M1-B Prepare a detailed battery pack drawing along with its enclosure. State your assumptions. THEORY:-     Any number of (ideally similar) batteries or individual battery cells may be combined to form a battery pack. To offer the necessary voltage, capacity, or power density,…

  First, we must download the zip file from the task's website; the link is also provided below for your convenience. This will allow us to access the Lithium Ion Battery Management algorithm. https://in.mathworks.com/matlabcentral/fileexchange/72865-design-and-test-lithium-ion-battery-management-algorithms …

Objective:- To conduct research and gain an understanding of the electrochemistry of various kinds of lithium-ion batteries.   Questions:-  Create a table listing the components and chemical processes occurring at the anode and cathode of lithium-ion cells of the LCO, LMO, NCA, NMC, LFP, and LTO types.  …

Objective:- To use the symmetry boundary condition to simulate a laminar flow through a pipe with a constant cross-sectional area. To simulate for the angles listed, which are 10, 25, and 45 degrees, using both symmetric and wedge boundary conditions and validate them with HP equations. Length of entrance:-  The length…

Objective:- In this project, we are using the wedge boundary condition to simulate an axisymmetric flow. where there is smooth flow through a pipe with a constant cross-section and an inlet Reynolds number of 2100. And check the results with Hagen-equations Poiseuille's to make sure the flow is fully developed. Description:-…

(FVM) Finite Volume Method:- The Finite Volume Method (FVM) is a way to write partial differential equations as algebraic equations and solve them.In this method, the volume is integrated into a partial differential equation with a divergence term, and the divergence theorem is used to turn the volume integrals into surface…

  Objective: Simulate an incompressible—laminar-viscous flow through the Backward facing step geometry. Perform transient simulation; choose solver based on the described flow physics in the problem statement.  Explain the simulation process and way of setting up the problem Statement in open Foam and also,…

Objective: To apply MacCormack's approach in MATLAB to solve the governing equations and simulate the isentropic flow via a quasi-1-dimensional subsonic nozzle by deriving both the conservation and non-conservation versions of the equations. Statement:  By comparing their solutions with the figures below, it is possible…

  Objective:  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 way that heat moves from one place to another. It usually happens in solids because of differences in temperature caused…

Objective: To find the fourth-order approximations of a second-order derivative using the central differencing scheme, skewed right-sided difference, and skewed left-sided difference with the help of the Taylor table method, and to compare the analytical derivative with the values that were found for the given function.…

  Aim: To use Matlab to simulate a Rankine cycle. Getting properties of steam and water from XSteam data (IAPWS IF - 97 standard) User inputs are used to figure out all the state points of the cycle. Drawing the T vs. s and H vs. s plots based on the data given.    Rankine Cycle:  The Rankine cycle…

Aim: Utilize the data's coefficients to evaluate thermodynamic parameters like Cp, H, and S.   Objective: Create a function that takes the 14 coefficients as input and computes the enthalpy, entropy, and specific heats for each species in the data file. Determine each species' molecular weight and show it in the command…

AIM: Write a MATLAB code to optimise the stalagmite function and find the function's global maximum. OBJECTIVE:   Explain the idea of a genetic algorithm in your own words, and also describe how to type "ga" in MATLAB. Make sure that your code always produces the same results, even if it is run more than once. Make…

clear all; close all; clc %inputs b=0.05; g=9.81; l=1; m=1; theta_0=[0;3]; t_span=linspace(0,20,200); [t,results]=ode45(@(t,theta) ode_func(t,theta,b,g,l,m),t_span,theta_0); plot(t,results(:,1)) hold on plot(t,result(:,1),'linewidth',1,'color','r'); xlabel('Angular Displacement in Radians'); ylabel('Time in seconds');…

% A program simulation for a 2R Robotic Arm clear all close all clc % Inputs l1 = 0.8; l2 = 0.5; theta1 = linspace(0,90,8); theta2 = linspace(0,90,8); 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 = x1 + l2*cosd(THETA2);…