Question

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...

5 years ago | 0 answers | 0

Answered

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...

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...

5 years ago | 0

| accepted

Answered

How do I solve/avoid this error?

Add "unit delay" blocks in front of the "errored" blocks

How do I solve/avoid this error?

Add "unit delay" blocks in front of the "errored" blocks

5 years ago | 0

Answered

how to solve this problem?

If possible submit ur model or mail it . Check mux/demux input/output signal numbers

how to solve this problem?

If possible submit ur model or mail it . Check mux/demux input/output signal numbers

5 years ago | 0

| accepted

Question

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?

5 years ago | 0 answers | 0

Question

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...

5 years ago | 0 answers | 0

Question

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.

5 years ago | 0 answers | 0

Question

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 ...

5 years ago | 0 answers | 0

Answered

How to limit the current DC-DC Buck Converter

U should enable limiter inside PI controller block.

How to limit the current DC-DC Buck Converter

U should enable limiter inside PI controller block.

5 years ago | 0

| accepted

Answered

Why do I receive an error while connecting resistor and capacitor?

Submit ur model

Why do I receive an error while connecting resistor and capacitor?

Submit ur model

5 years ago | 0

Answered

Simulink space vector PWM simulation

Please resubmit ur valid mdl file or send me at tpfasil2007@gmail.com

Simulink space vector PWM simulation

Please resubmit ur valid mdl file or send me at tpfasil2007@gmail.com

5 years ago | 0

| accepted

Question

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 ...

5 years ago | 0 answers | 0

Answered

Simulink space vector PWM simulation

Try with abc-AlphaBeta simulink block. Or submit ur mdl file

Simulink space vector PWM simulation

Try with abc-AlphaBeta simulink block. Or submit ur mdl file

5 years ago | 0

Question

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

5 years ago | 1 answer | 0

Question

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...

5 years ago | 1 answer | 0

Question

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...

5 years ago | 1 answer | 0

Question

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

5 years ago | 0 answers | 0

Answered

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

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

5 years ago | 0

Answered

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

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

5 years ago | 0

Question

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...

5 years ago | 1 answer | 0

Answered

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...

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...

5 years ago | 0

Answered

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...

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...

5 years ago | 0

Submitted

MULTIMACHINE MATLAB PROGRAM FOR WSCC CLASSICAL 9 BUS SYSTEM

MULTIMACHINE MATLAB PROGRAM FOR WSCC CLASSICAL 9 BUS SYSTEM

5 years ago | 10 downloads |

Question

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.

5 years ago | 0 answers | 0