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MUHAMMED FASIL


bs abdur rahman university

自 2015 起处于活动状态

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提问


How to save harmonic datas so that I can save it as a table with harmonic order Vs magnitude from FFT Analysis in POWER GUI in simulink?
I want to tabulate harmonic values which i got from FFT analysis. How can i do that. In figure, in axes properties i cannot copy...

9 years 前 | 0 个回答 | 0

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Derivative input is Inf
Error with attached model. # Use 0.000000001 or so instead of 0 in Integrator initial condition box. Try reducing or increasi...

9 years 前 | 0

| 已接受

已回答
How do I solve/avoid this error?
Add "unit delay" blocks in front of the "errored" blocks

9 years 前 | 0

已回答
how to solve this problem?
If possible submit ur model or mail it . Check mux/demux input/output signal numbers

9 years 前 | 0

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提问


What is the error with this attached Phase Locked Loop(PLL)?
In scope 13 why its not synchronised? What should i do to make it synchronised?

9 years 前 | 0 个回答 | 0

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提问


How will i know that my Phase Locked Loop(PLL) is working fine?
I applied a 230V 50Hz three phase ac supply. Outputs are omega(w) and theta(by integrating omega). What should be the wave shape...

9 years 前 | 1 个回答 | 0

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提问


How can i use below m-file in simulink using look up table?
Please see the attachment and give a detailed step or even a look-up table for above data if possible.

9 years 前 | 0 个回答 | 0

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提问


Why am i not able to control DC Link voltage in the attached mdl files?
I need to regulate dc link voltage for whatever dc reference im giving. But I dont know why i not getting. When i am giving 100 ...

9 years 前 | 0 个回答 | 0

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已回答
How to limit the current DC-DC Buck Converter
U should enable limiter inside PI controller block.

9 years 前 | 0

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已回答
Why do I receive an error while connecting resistor and capacitor?
Submit ur model

9 years 前 | 0

已回答
Simulink space vector PWM simulation
Please resubmit ur valid mdl file or send me at tpfasil2007@gmail.com

9 years 前 | 0

| 已接受

提问


Why I am not able to get dc link voltage as 200? Please help with proper explanation. Kp and Ki values used are based on a calculation.
I am a newbie in control part. Ive tried PI tuning option in simulink(not sure whether its correct), but it was a failure since ...

9 years 前 | 0 个回答 | 0

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已回答
Simulink space vector PWM simulation
Try with abc-AlphaBeta simulink block. Or submit ur mdl file

9 years 前 | 0

提问


What is the purpose of using 1.2 here in sine pwm. In space vector pwm i saw source voltage divided by 1.8. Why is it used? For what purpose?Please explain with sufficient theory
http://www.mathworks.com/matlabcentral/fileexchange/28536-three-phase-sinosoidal-pwm-based-rectifier

9 years 前 | 1 个回答 | 0

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提问


Why cant i tune this simple electrical system? "The plant model in the PID loop linearizes to zero" Please help!!!!!!!!!!!!!!!!!!!!!!!!!!!
I am using 3 PI controllers in "Subsystem". When i used Kp and Ki values given in a paper im getting horiible results. So i trie...

9 years 前 | 1 个回答 | 0

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提问


Why cant i tune this simple electrical system? "The plant model in the PID loop linearizes to zero" Please help!!!!!!!!!!!!!!!!!!!!!!!!!!!
I am using 3 PI controllers in "Subsystem". When i used Kp and Ki values given in a paper im getting horiible results. So i trie...

9 years 前 | 1 个回答 | 0

1

个回答

提问


How to add a 1/z delay block in SVPWM-2 level block. It showing attempting to modify configurable sub library.
Ive tried control+L and dragging pasting etc etc. But unabel to save..permission denied is being shown. please help

9 years 前 | 0 个回答 | 0

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Why do I get an Algebraic Loop error when I do not have any algebraic loops in Simulink 6.0 (R14)?
https://www.mathworks.com/videos/algebraic-loop-highlighting-99899.html

9 years 前 | 0

已回答
solve a Heat ex changer question and its showing it has a Algebraic Loops error
http://www.mathworks.com/videos/algebraic-loop-highlighting-99899.html

9 years 前 | 0

提问


Why am i getting these many errors while simulating. Please help me by rectifying these errors and also by explaining reason for those errors
Im trying to simulate the attached system and when im trying to run the system its showing some types of errors all the time. No...

9 years 前 | 1 个回答 | 0

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Sample time in Simulink
Hi there! The sample time after propagation is [0, 0]. Enter a discrete sample time in 'Current_PI/Integrator'. What is th...

9 years 前 | 0

已回答
Discrete PID Controller / Sampling times must agree
Hi Arkadiy Turevskiy, I am new to controllers.So I modelled a system first, and when i tried tuning , it showed " The sampl...

9 years 前 | 0

提问


Simulink cannot unify the dimensions of the multiplexed signal at output port 1 of 'Mux1' to match the input dimension of input port 1 of 'Selector'. Specifically, Simulink cannot unify {[-1],1}
Hi there! In the attached image, how can i provide just d and q component by avoiding 0 component to "dq0/abc" block.

9 years 前 | 0 个回答 | 0

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