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Saeed Ahmadzadeh Mahboobi


Last seen: 3 years ago |  Active since 2018

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Simscape/Powergui diognastic - what does a red frame mean?
Hi Everyone Usually the blocks have a black frame in simulink. But what does it mean, when a Simscape/Powergui block has a red ...

4 years ago | 1 answer | 0

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answer

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Simulink integrator produces false result !
Hello everyone I have modeled and HVDC system in Simulink, and have implemented simple PI-controllers for the converters of the...

4 years ago | 0 answers | 0

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Answered
Simulink bug - adding a PID only to scope creates large fluctuations
Hi I'm having a similar problem: Once I just use an I-Controller (turning the built-in PID to I-Controller) and once I build t...

4 years ago | 0

Answered
Saving final states and setting initial values in Simulink
I myself found what the problem is: I made changes to the model (for example like adding an RLC-branch to the model, or changed...

4 years ago | 0

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Initializing Simulink Model (Bothering)
Hello Here is my bothering Problem: For a simulink model (an HVDC-system, containing Simscape and Simulink blocks) I simulate ...

4 years ago | 0 answers | 0

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Answered
How to change the value of constant while simulation is running
If you want to do it during the simulink simulation, then the block "IC" in simulink/sinks , which is a "initial condition" bloc...

4 years ago | 0

Question


Initialize MATLAB-Function
Hello I've read in the previous questions, that initializing a MATLAB-Function in Simulink is done like: persistent j; ...

4 years ago | 1 answer | 0

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Question


Getting the state variable names
Hello I have a simulink model with more than 369 state variables for which I can save the final state values (from Configura...

4 years ago | 0 answers | 0

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Question


parameterization the initial condition of a Switch/Breaker
Hi I want to parametrise the initial condition of a Circuit breaker in Simulink like this: But as I run the simulation th...

4 years ago | 0 answers | 0

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answers

Question


Saving final states and setting initial values in Simulink
Hello I have created a Model of an electric power system using Simscape ==> Power System. I simulate it, then I save the fin...

4 years ago | 1 answer | 0

1

answer

Question


Solve a system of linear equations in matrix form
I want to solve the following system of linear equations. u1 - u2 = 11.1680 u1 - u4 = 22.8197 u3 - u5 ...

5 years ago | 1 answer | 0

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Question


Problem with ODE45
I should solve 2 coupled matrix differential equations. for that, I have created a script (m-file) in which I have defined all m...

5 years ago | 0 answers | 0

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Question


how to create a symbolic matrix with automatically generated symbolic functions as its elements?
Hi I want to create a 1x100 matrix A, which has 100 functions of time in it (all the elements must be syms) so that I can write...

5 years ago | 0 answers | 0

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how to solve 2 or several differential matrix equations (a system of two equations including 2 matrix equations)?
Hi How can I solve the following 2 equations, in which u and i are vector matrices: diff(i) = A.u + B.i diff(u) = ...

5 years ago | 0 answers | 0

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Question


how to call matrix from workspace into simulink and return it in workspace?
Hi How can I call a matrix from workspace in matlab into simulink and do some mathematical operations on it and return it in ma...

5 years ago | 0 answers | 0

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Question


Question about transfer function calculations
I have a Transfer function (in Laplace area), and know that the output signal of the system should be a definite value (to be mo...

6 years ago | 0 answers | 0

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