The effect of time step on the linear conduction is solved by Matlab

Compatability check You code should exit gracefully, if a non-compatible file is provided as an input. It should say something like "File not recognized. Please provide a valid CONVERGE output fill. Data visualizer Your script should take column numbers as the input and plot the respective columns as separate images Each…

1. What does popt and pcov mean?  Ans: POPT is an array of optimal values for the parameters defined in the function to minimize the sum of the square of residual for given data is minimum in the least square method.  2. What does np. array(temperature) do?  Ans: A numpy array is a grid of values, all…

Objective: `(d^2theta)/dt^2 + b/m*(d theta)/dt +g/L*sin theta = 0` g = gravity in m/s2, L = length of the pendulum in m, m = mass of the ball in kg, b=damping coefficient.   A program in Python that will simulate the pendulum motion, using  L=1 metre, m=1 kg, b=0.05. g=9.81 m/s2. Simulate the motion between 0-10…

Air-Standard Otto Cycle The Otto cycle is the theoretical cycle of interest when one is considering reciprocating SI engines. The four-stroke Otto cycle is made up of the following four internally reversible processes: 1–2, isentropic compression; 2–3, constant-volume heat addition; 3–4, isentropic…

Ans 1 : -  For a defined driving cycle, calculate the energy required for braking. The drive cycle is the US06 is a high acceleration aggressive driving schedule that is often identified as the "Supplemental FTP" driving schedule. The braking energy calculated with the help excel sheet.  The link is https://drive.google.com/file/d/10VB1s85rNdu1MER__SzWNY078uS1M8eF/view?usp=sharing…

Run MATLAB demo ‘Speed control of a DC motor using BJT H-bridge’. Modify the model such that armature current doesn’t shoot up when motor changes direction from forward to reverse.  The BJT H-bridge Model of a DC motor   Description The Bipolar Junction Transistor (BJT) when used for…

  1.   Which types of power converter circuits are employed in electric and hybrid electric vehicle?   The Function of a Converter More properly called a voltage converter, this electrical device actually changes the voltage (either AC or DC) of an electrical power source. There are two types…

Finite Volume Method literature Review What is Discretization? Discretization is the method of approximating the differential equations by a system of algebraic equations for the variables at some set of discrete locations in space and time. The discrete locations are grid/mesh points or cells The continuous information…

BlockMesh Drill challenge is solved using OpenFoam  The mesh is created using the different blocks, vertices, and faces. The shape is shown in the diagram with the points.  Steps used in solving the problem  1. Run the openFoam in the open terminal inside the ubuntu using the command "foam".  2. list…

In HEV WOT(wide open throttle) challenge Part - 2  1. The difference between mapped and dynamic model of engine, motor and generator   Mapped Model Engine Model uses a set of steady-state lookup tables to characterize engine performance. The tables provide overall engine characteristics, including actual torque,…

Using Macormack Method for simulation of 1-D super-sonic nozzle flow simulation Conservative Form:- Control Volume is Stationary. Non-Conservative Form:- Control Volume is dynamic.  One form can be converted into the another form easily and exactly. Conservative form are more accurate but non conserative form are…

Ans:1 The Ratio of hill climbing power required by the fully loaded ultra truck to the half loaded one. Assumption:- Kerb weight of the truck = 3620 kg coefficient of the rolling resistance = 0.013 Air density = 1.25 kg/m3 frontal area = 3.653 m2 Angle = 14 degree Drag coefficient :- 0.8 ( for the truck) Calculation:- …

The Heat conduction equation for the steady state ( dt = 0) `d^2/dx^2 (T) + d^2/dy^2(T) = 0` Temperature is the function of (x,y). Solving the steady state  heat conduction  in the matlab using the taylor function  `(T(i-1,j) -2T(i,j) + T(i+1,j))/(Deltax^2) + (T(i,j-1) -2T(i,j) + T(i,j+1))/(Deltay^2) = 0`…

The meshing of the cyclinder of unit length 1 using ANSA is described below in the following step Step 1 :- Download the file Cylinder.SLDPRT Step 2 :- Open the ANSA software and click the file menu in the left top side and select the open from the drop menu. Step 3: Cylinder file loaded on the page and it look like this…

  The matlab code is written below for seeing the effect of the different time step on the velocity pattern in the domain.  This is the function code of the matlab programming to plot the graph between different time step and velocity pattern. function [x,uold] = timestepFun(dt) % Input parameter for the given…

The one dimensional linear convective equation problem is `du/dt + c*du/dx = 0` where c is the constant velocity of the above equation  if we write the above equation in the node and time frame then it is wriiten as `(U2^(i+1) -U2^i)/dt = c*(U2^i -U1^i)/dx` here lefth hand velocity in the  time frame is the forward…

The meshing of the cyclinder of unit length 1 using ANSA is described below in the following step Step 1 :- Download the file Cylinder.SLDPRT Step 2 :- Open the ANSA software and click the file menu in the left top side and select the open from the drop menu. Step 3: Cylinder file loaded on the page and it look like this…

AIM :- To calculate the global maxima of a stalagmite function. INTRODUCTION:  Genetic Algorithms (GAs) come under the category of evolutionary algorithms with working principle based on the mechanics of natural genetics. The basic objective in natural genetics is the retention of the fit genes & discard of the…

There are the 4 quantities to measure the goodness of the fit criteria. These are (i) SSE ( sum of squares due to error) (ii) R-square (iii) Adjusted R-square  (iv) Root Mean square error (RMSE)   R-square : `(SSR)/(SST)` `SSR = sum_(i=1)^N *(f(x(i)-Mean))^2` SSR = sum of square regression Where f(x(i))…

Objective : To write a program that solves the following ODE. This ODE represents the equation of motion of a simple pendulum with damping INTRODUCTION:- A simple pendulum consists of any object (called a pendulum bob), and a length of string.  The dimensions of the bob are small compared to the length of…

Objective:- Obtain a P-V diagram of an Otto Cycle using matlab program and also to calculate its efficiency.  Engine nomenclature of an otto cycle Bore = the diameter of an engine cylinder  Stroke = the height of an engine cylinder Connecting rod = the rod which is used to convert the reciprocating motion…

from the above figure we can say that drop rate in error value in the central order scheme is highest among the other two right and left skewed order.    From the figure we can conclude that the error value calculated from the different type of derivative we can say that the second order derivative error has…