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Andrei Rotaru


Last seen: 4 months ago |  Active since 2024

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Discrit time simulation for a LQR control doesn't follow reference
Hi! I'm trying to make a simulation for a discret time LQR control, the model is an inverted pendulum. The simulation doesn't ...

5 months ago | 0 answers | 0

0

answers

Question


Discret time LQR R matrix must be symmetric positive definite with as many columns as B error
Hello! I'm trying to make a discret time control with LQR and I have this error: Error using dlqr (line 31) In the "lqr(A,B...

5 months ago | 1 answer | 0

1

answer

Question


PID model for MIMO system
Hi! Does anyone know how to make a PID controller (Matlab, Simulink) for the model from this article: https://ethz.ch/content/da...

5 months ago | 1 answer | 0

1

answer

Question


Why step respose don't work for first input of a MIMO? And how to use correctly feedback function for pole placement?
Hi! I'm trying to make a step response for an unstable MIMO system. When I'm using the step function it's only work for the se...

5 months ago | 1 answer | 0

1

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Can't stabilize system with PID
Hi. I'm trying to stabilize a model for this articol: https://ethz.ch/content/dam/ethz/special-interest/mavt/dynamic-systems-n-c...

5 months ago | 2 answers | 0

2

answers

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Integrator does not accept input
Hello, I'm trying make a model in simulink of an inverted pendulum and I can't simulate the space state. It's still telling me a...

5 months ago | 1 answer | 0

1

answer

Question


Simulink model doesn't oscillate
Hi, I'm trying to model an reaction wheel inverted pendulum and I find this article: https://www.mdpi.com/2079-9292/13/3/514#B...

5 months ago | 1 answer | 0

1

answer