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Praveen Kumar


NIT Silchar

Last seen: 21 jours ago Active since 2013

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How to use lsqcurvefit for below problem?
Aim is to find the parameters R1,R2,C1 and C2 while minimizing the above objective function. Rest of the variables are given. ...

presque 2 ans ago | 0 answers | 0

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answers

Question


ODE45 solver results changes. How to select optimal Reltol and Abstol?
Hi, I am trying to solve ODE45 for solving an initial value problem. Part of the code is shown here to explain, if required I c...

presque 3 ans ago | 0 answers | 0

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answers

Question


Any methods to solve optimal control indirect method such as Pontryagin Minimum Principle?
Hi, I would like to solve an optimal control problem using Pontryagin Minimum Principle. There are few numerical techniques wit...

presque 3 ans ago | 2 answers | 0

2

answers

Question


F28379D-Simulink data monitoring: PWM signals
Hi, I am learning to use TI F28379D interface with Simulink. I saw examples of data monitoring where voltage, currents data are...

presque 3 ans ago | 1 answer | 0

1

answer

Question


Optimal control using dsolve error
Hi, I am trying to simulate optimal control problem using the method/example provided in Link, but for a different system.. But...

plus de 3 ans ago | 1 answer | 0

1

answer

Question


How to implement optimal control using Pontryagin's Minimum Principle for HESS in EV application as in attached paper?
I am trying to implement a paper based on optimal control of energy management of HESS in EV. It's based on Pontryagin's Minimum...

plus de 3 ans ago | 1 answer | 0

1

answer

Question


I have modeled 'Battery controlled DC motor using DC-DC converter (Bidirectional)' in simulink. Voltage keeps increasing?Why?Also, high discharge current.
I have modelled battery controlled DC motor using a DC-DC converter with closed loop PI controller. When I am using a simple res...

environ 4 ans ago | 0 answers | 0

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answers

Question


How to decide the sampling time in powegui block in discrete mode?
For example, a model of DC-DC converter (boost), how to decide the sampling time in powergui block to run in discrete mode? I ha...

environ 4 ans ago | 0 answers | 0

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answers

Question


How to draw a contour from a color image of a contour with custom scales?
I have an image of contour plot/ efficiency map of a motor. I need to draw similar contour plot in MATLAB to extract the values ...

environ 5 ans ago | 0 answers | 0

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answers

Question


How to extract data from a plot for various values of X and Y axis?
I have a *speed vs time plot*. Now I have to extract the speed data for a particular time which is used in a 'for loop'. For ...

environ 5 ans ago | 1 answer | 0

1

answer

Question


How to draw efficiency map contour of a motor?
Given vectors of Speed, Torque and Efficiency. How do I draw the contour for efficiency map of the motor in matlab?

environ 5 ans ago | 1 answer | 0

1

answer

Answered
Error when running inbuild example of Simulink (R2013a) Supercapacitor Model
# Try running "mex -setup", select appropriate compiler and restart Matlab and try simulating the same. # If it doesnt detect ...

plus de 5 ans ago | 0

Question


How to simulate to obtain the characteristics of AC series motor?
I am new to Matlab. I need to simulate a model of AC series motor to obtain a scope of speed, torque etc. Please help with neces...

presque 9 ans ago | 0 answers | 0

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answers