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Kumaresh Kumaresh


Last seen: circa un mese fa |  Attivo dal 2022

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Determine of coherence using Transfer function (Bode plot)
Hello everyone, I was trying to understand gain and phase margins for the flow fluctuations in my domain. During the process, I...

2 mesi fa | 1 risposta | 0

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Determine the Bode diagram or a transfer function with input output data without tfest
Hello Mr. Mathieu, Thank you for your code. I have used your code to estimate the transfer function based on power spectra for ...

2 mesi fa | 0

Domanda


Error while reading the .csv file
While reading the .txt files, the below code runs good. But when I read .csv files, I end up with the following error. Error u...

3 mesi fa | 1 risposta | 0

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Domanda


How to eliminate the following warning: matrix singular to machine precision
Hello all,  In the following equation, Az = b; z = A\b; When I solve for z by the inverse of A, I get this message: warning:...

quasi 2 anni fa | 1 risposta | 0

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Domanda


Pentadiagonal matrix to solve for Pressure variable
Hello everyone, I want to solve my pressure equation implicitly by pentadiagonal matrix method. Here is the following equation....

quasi 2 anni fa | 1 risposta | 0

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Domanda


Vector plots by Quiver in MATLAB
Hello everyone, I created a vector plot by Glyph in Paraview (using OpenFOAM), but couldn't able to plot the same using Quiver ...

quasi 2 anni fa | 1 risposta | 0

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Domanda


How can I modify my code from explicit to implicit method ?
Hello all, I have written my code explicitly. I would like to see how my code works implicitly. Can someone help me share their...

quasi 2 anni fa | 0 risposte | 0

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Domanda


Alternative method - TDMA ?
Hello everyone, I have solved my energy equation in MATLAB based on TDMA (Tridiagonal Matrix) implicit method. I would like to ...

circa 2 anni fa | 0 risposte | 0

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Domanda


Unable to fix the vector plot appropriately based on outflow boundary conditions
Hello all, Hope everyone is doing good. Here is my code attached for reference. The code explicitly (FDM) solves velocities (u ...

oltre 2 anni fa | 0 risposte | 0

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Domanda


How to plot the variations for integrating parameter
Hello all, I have some equations integrated in Matlab. One such set of equations are, H2Ox = @(EA) -0.0023*(-8/(48000^8))*(((E...

oltre 2 anni fa | 1 risposta | 0

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Domanda


2D Temperature distribution from 1D temperature distribution T(x)
Hello all, Hope everyone is doing good. I have got 1D temperature distribution T(x) along axial distance. Based on a conventi...

oltre 2 anni fa | 1 risposta | 0

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Domanda


Neumann (zerogradient and open) boundary condition
Hello all, In my work of 2D rectangulat channel, right boundary is symmetry and top boundary is open to atmosphere. So, I need ...

oltre 2 anni fa | 0 risposte | 0

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Domanda


Need some guidance to solve this problem for velocity and pressure variables
Hello all, In my problem, I need to solve the following equations to calculate the variables velocity (from Eq .(1 and 2)) and ...

oltre 2 anni fa | 0 risposte | 0

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How to fix infinity limit in the integral equation
Hello all, Following my above question, I have a query to follow... For my the above problem, the solution was arrived with inte...

oltre 2 anni fa | 0

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How to fix infinity limit in the integral equation
Following the above post, I did little research on this topic. Since there are 2 exponential integrals, this might be special ca...

oltre 2 anni fa | 0

Domanda


How to fix infinity limit in the integral equation
Hello everyone, Hope everyone is doing well. Here is my code attached below. The code is solved using trapezoidal integration....

oltre 2 anni fa | 4 risposte | 0

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