Viewing profile — pidtuner
pidtuner
HN member- Joined
- Wed, Sep 26, 2018, 7:59 AM UTC
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- 87
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- 60 items
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About pidtuner
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Recent public activity
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Comment #28058094
https://pidtuner.com Tune Your PID Controller
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Comment #27735522
https://pidtuner.com can help with that
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Comment #27301697
Not to control, but to compensate. This is what the I action in the PID does, compensate for un-modeled disturbances
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Comment #27300621
We can move this discussion here : https://github.com/pidtuner/pidtuner.github.io/issues/11
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Comment #27300607
The trick is that, even though the augmented state is uncontrollable, you still use it in the predictions, so the MPC algorithm can still compensate for it. Take a look at the befo…
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Comment #27300597
The code is C++ code, It could be ported to an MCU if there is a fairly recent C* compiler (C11+). But the algorithms are quite expensive, there are multiple matrix inversions, the…
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Comment #27300508
That's literally what you can do with the tool. Did you clicked the "Get Started" button?
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Comment #27300503
You are right, but the problem of a possible analogous "Machine Learning Theory" is that machine learning problems are highly nonlinear, and control theory has only been "solved" f…
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Comment #27300455
I suggest to take a look to the canonical PID implementation of the Arduino library. It includes a simple but effective anti-windup mechanism: http://brettbeauregard.com/blog/2011/…
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Comment #27300444
The problem with many adaptive control techniques is that is very difficult to prove the closed loop stability and performance margins, because such systems are highly nonlinear an…
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Comment #27292836
The tuning rules from Skoge provide very decent robustness margins. ( https://folk.ntnu.no/skoge/publications/2001/tuningpaper_ren... )
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Comment #27292807
True to that, but this tool hopes to provide an educated initial guess.
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Comment #27292790
Maybe the youtube videos help with this? https://www.youtube.com/channel/UCkRD7FztiFOdX50BUsOkcSQ
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Comment #27292756
Thanks. It is C++ code using Armadillo for linear algebra and BLAS/LAPACK subroutines. Source code is a bit messy, but will try to clean it up and put it on a different repo when I…