Dr.S.ALBERT ALEXANDER is the post doctoral research fellow in North eastern University, Boston, USA. He completed his Ph.D. in the performance improvement of solar Photovoltaics under Anna University, India. He completed his master degree in Power Electronics and Drives with Anna University rank. As a principal investigator he has completed three major research projects sponsored by Government of India. For detailed profile visit www.ootyalex.webs.com

Answered

How to speed up my Simulink model?

Change the solver type and check for the speed

How to speed up my Simulink model?

Change the solver type and check for the speed

plus de 3 ans ago | 1

| accepted

Answered

how to plot iv curve for solar pv

In MATLAB 2016 you have this option to plot both PV and IV characteristics simultaneously.

how to plot iv curve for solar pv

In MATLAB 2016 you have this option to plot both PV and IV characteristics simultaneously.

plus de 3 ans ago | 0

Answered

incremental conductance MPP method

You can set the initial value as any value between 0 to 1. Normally we can set as 0.4. Based on the variations in the input sola...

incremental conductance MPP method

You can set the initial value as any value between 0 to 1. Normally we can set as 0.4. Based on the variations in the input sola...

plus de 3 ans ago | 0

Answered

Problem related to powergui block

It is only because of the dimensions which you have specified for the signal. Kindly change the dimensions and proceed with.

Problem related to powergui block

It is only because of the dimensions which you have specified for the signal. Kindly change the dimensions and proceed with.

plus de 3 ans ago | 0

Answered

simulink for three phase 120 degree inverter

If your load requirement is 50GW, kindly consider that you using single source (fuel cell) or with multiple sources like (solar,...

simulink for three phase 120 degree inverter

If your load requirement is 50GW, kindly consider that you using single source (fuel cell) or with multiple sources like (solar,...

plus de 3 ans ago | 0

Answered

Hi, Could I get help for coding or designing SVPWM for single phase 3 level inverter?

You can find the SVPWM generator block in MATLAB 2016B.

Hi, Could I get help for coding or designing SVPWM for single phase 3 level inverter?

You can find the SVPWM generator block in MATLAB 2016B.

plus de 3 ans ago | 0

Answered

how to give values in pulse generator for simulation of cascaded hybrid 5 level inverter in matlab simulink ?

You can make use of multilevel PWM generator which is available in MATLAB/Simulink 2016b.

how to give values in pulse generator for simulation of cascaded hybrid 5 level inverter in matlab simulink ?

You can make use of multilevel PWM generator which is available in MATLAB/Simulink 2016b.

plus de 3 ans ago | 0

Answered

Is there a PWM block available in Simulink?

There are so many options for the generation of PWM in MATLAB. Some are listed as below: 1. You can use a function generator an...

Is there a PWM block available in Simulink?

There are so many options for the generation of PWM in MATLAB. Some are listed as below: 1. You can use a function generator an...

plus de 3 ans ago | 1

| accepted

Solved

Find the definite integral of various linear functions

A definite integral had a minimum and maximum limit. When you solve this type of problem you must use both quad and the trapz fu...

plus de 3 ans ago

Solved

Was ist denn los?

Nur für deutschsprechende Leute! Wie geht's? ...also gut, bis bald!

plus de 3 ans ago

Solved

Test Problem; Create a 5x5 array containing all ones

This is a test for learning the process of creating a Cody problem. The goal of this test problem will be to create an array,...

plus de 3 ans ago

Solved

Matrix which contains the values of an other matrix A at the given locations.

If you have two matrices, which together give xc and yc coordinates into another matrix, eg : xc = [1 1 1; 2 2 1]; ...

plus de 3 ans ago

Solved

Find the area of a rectangle if length of the diagonal is given.

if length of a diagnonal in rectangle is 5. Its area is 12.

plus de 3 ans ago

Solved

Print true if

all elements are larger than 5 a=[1 3 5 8 6]; b=[6 6 6 6 6]; function(a) should be false, and function(b) will be tru...

plus de 3 ans ago

Solved

Conduct inner product using given matrix

a=[1 2 3]; b=[3 4 5]; y=function(a,b) Output y should be 26

plus de 3 ans ago

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how to find characteristic polynomial of a given matrix?

how to find characteristic polynomial of a given matrix?

plus de 3 ans ago

Solved

Replace 0 to NaN!

In given matrix A=[1 nan nan; 2 2 nan; nan nan 1]; replace NaN to 0.

plus de 3 ans ago

Solved

Calculate determinent

Calculate determinent of given matrix A=[2 4;3 5]; function(A) Output should be -2

plus de 3 ans ago

Solved

Calculate gradient

x=1:0.1:5; y=x.^2; calculate gradient (dy/dx) using numerical method. This means dydx(i)=(y(i+1)-y(i))/(x(i+1)-x(i)...

plus de 3 ans ago

Solved

Extrack values in 2-dimensional data

There are data c at (x,y) x=1:10;y=1:10; [x,y]=meshgrid(x,y) c=exp(sqrt(x.^2+y.^2)) Estinate data c at (x=5.4,y=7....

plus de 3 ans ago

Solved

Determine point is located in a circle or not

Using input [x] and [y], determine the points (x,y) is located inside of circle (x^2+y^2=1) if point is located in circle,...

plus de 3 ans ago

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How to permute given 3d matrix?

A(:,:,1)=[1 3] A(:,:,2)=[2 2] A(:,:,3)=[4 3] Change rows to columns and columns to rows, similar to transpose. Resul...

plus de 3 ans ago

Solved

Change string to number

Change given string to number. (hint: there is already function) Changing from ['1234'] to [1234] is one of example

plus de 3 ans ago

Solved

Calculate polynomial equation

Calculate this equation using given x 1+x+x^2+x^3+....x^99 (hint: use polyval)

plus de 3 ans ago

Solved

Delete useless part of data

When someone deals with big data. if the person delete useless part, calculation will be more faster than before deleting. De...

plus de 3 ans ago

Solved

Sort matrix a according to ascending order of B!

To be specific, A=[9 3 1 3] B=[1 3 2 4] are provided, ascending sorting of B is [B(1) B(3) B(2) B(4)]. Thus ...

plus de 3 ans ago

Solved

Check given number is odd or even

Using input [x], check given number is odd or even if x is odd, output should be true.

plus de 3 ans ago