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V Vaishnavi Kumar


Anna University

Last seen: 3 months ago |  Active since 2012

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B.E EEE M.E.Power electronics Professional Interests: circuits analysis Research Scholar in IIT Madras

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Sine PWM for Three level T-Type Neutral Point Clamped Inverter
Hi I would like to implement Sine PWM(SPWM) for T-type Three level MultiLevel Inverter(MLI); I reviewed journals for SPWM implem...

3 years ago | 0 answers | 0

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answers

Question


To find rated current of Permanent Magnet Synchronous Motor (Interior type) Model of Power System blocset
I wanted to do Field Oriented Control Simulation of Interior Permanent Magnet Synchronous Motor. So I have selected PMSM motor M...

4 years ago | 0 answers | 0

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answers

Answered
How to use the powergui block for fft analysis using .mat file?
In addition to above steps mentioned, set the solver in block parameters of power gui to discrete and set sample time

6 years ago | 1

Answered
FFT Analysis Tool in Powergui
Observed similar thing. In addition to above steps mentioned, set the solver in block parameters of power gui to discrete and se...

6 years ago | 0

Question


To find efficiency of inverter with constant dc input voltage and resistive load
the input dc current to the inverter is pulsating with ripples, so iuse mean block to measure averaged dc i/p current. the avera...

11 years ago | 1 answer | 0

1

answer

Question


Embedded program not working for some values of simulation time steps from digital clock..?
A digital clock connected to embedded program and its output connected to display. sample time of digital clock 0.1 sec. T...

11 years ago | 1 answer | 0

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answer

Question


How to control no. of simulations/iterations of embedded MATLAB program in Simulink model
I have a an embedded MATLAB program(PSO algorithm) to sense the power from solar panel and send dutycycle to a buck boost conver...

11 years ago | 1 answer | 0

1

answer

Answered
to generate sawtooth waveform of very high frequency
For using variable step solver, increase refine factor in Data Import/Export pane in Configuration parameters

11 years ago | 0

Question


to generate sawtooth waveform of very high frequency
I generated sawtooth waveform from signal generator and repeating sequence, but for a frequency such as 8 Hz, the wave shape is ...

11 years ago | 3 answers | 0

3

answers

Question


How to send data from while loop during each iteration to simulink sub system model
I am having a while loop in Particle swarm optimization controller (written in embedded matlab code). The controller should sen...

11 years ago | 1 answer | 0

1

answer

Question


Error : Undefined function or method 'Stateflow.Translate.translate' for input arguments of type 'double'.
I m simulating mdl file which contains two embedded matlab function file, it shows the following error Error occurred while ...

11 years ago | 0 answers | 0

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answers

Question


Unit delay connected to pulse generator
I connected pulse generator followed by unit delay to scope, in pulse generator period is 1 sec, pulse width 5%, In unit delay s...

11 years ago | 1 answer | 0

1

answer

Question


Whether reset block needed for ZOH to measure data continuously
I m measuring continuous data, sampling it, and storing three consequent samples as a vector with the help of ZOH and unit delay...

11 years ago | 0 answers | 0

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Answered
Does anyone have a solar module model in Simulink as we have the solar module (physical) in PSIM ?? Please mail it to anup.rana123@gmail.com
MATLAB file exchange many models that can be downloaded

11 years ago | 0

Question


How to store scalars(continuous data) as a vector
an embedded matlab function block1 outputs scalars instantaneously, a set of sequential scalar outputs (ex: minimum 3 or more ou...

11 years ago | 1 answer | 0

1

answer

Question


how to give multiple inputs of same category to a single terminal through switching ?
i need to give three inputs(three duty cycles D1 D2 D3) to power converter, one input at a time sequentially one after other and...

11 years ago | 1 answer | 0

1

answer

Answered
pv array mppt technique
i think improved P&O method uses fuzzy control, which is quik an ddynamic than conventional..mention the technique u re usin in...

11 years ago | 0

Question


How to send intermediate data(here duty cycle) sequentially from embedded function file to simulink block?
I m writing algorithm for Particle swarm optimization to find Maximum power point tracking in photo voltaics, in embedded matlab...

11 years ago | 3 answers | 0

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answers