Questions tagged [pid-tuning]

For questions relating to the tuning of PID controllers, which are commonly used to stabilize and control model aircraft and multi-copters.

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Pitch control in PX4 autopilot

I am trying to translate controller diagram of fixed wing px4 attitude control into mathematical form. While going through the controller diagram Fixed-Wing Attitude Controller looking into PX4 github ...
Shivam Goswami's user avatar
0 votes
0 answers

VTOL Drone design resources

I would like to make a high performance VTOL drone, and could use some readings and resources. I will also do my own research and try to post what I find here, so that others can reference this. After ...
Simon Fox's user avatar
  • 148
3 votes
0 answers

Flyaway inducing oscillation - betaflight defaults

I'm tearing my hair out over this one - hopefully I've missed something simple. I can't tune this quad to be flyable without putting an extremely loose tune on it with agressive filtering. The build: ...
Brydon Gibson's user avatar
6 votes
1 answer

How to tune a Deadcat Quadcopter with 10 inch props and asymmetrical mass distribution along the roll axis with a low power to weight ratio?

I have a quadcopter with TBS discovery frame and 10inch props running on 810Kv motors on 3S. The quadcopter has an asymmetrical mass distribution since the heavy battery pack at the back causes the ...
Kritik Agrawal's user avatar
4 votes
1 answer

How do you use the PID controller to compensate for a higher weight?

How should you adjust the PID values if you add weight to a quadcopter (For example a GoPro), so that the flight characteristics stay as close as possible to how they were before? I assume that the ...
Hannes Hultergård's user avatar
5 votes
1 answer

Tuning sharp turn prop wash

When I do a split-S or make a sharp turn around an object, my drone shakes due to the prop wash. I have heard that this prop wash (from abrupt turns) is the hardest to remove via tuning. I've tried ...
Schome1's user avatar
  • 1,226
5 votes
1 answer

How to PID tune a 10" drone?

I have a 10" inch drone that I have trouble tuning. On the default Betaflight PIDs it feels really unstable, and I have tried to raise P, I and D both together and one by one without noticing much ...
Hannes Hultergård's user avatar
8 votes
2 answers

Can I configure Betaflight in the field without using a laptop?

I often find myself wanting to make adjustments to the settings on my quadcopter in the field, especially when tuning PID settings and rate profiles. I currently bring a laptop with me wherever I go ...
ifconfig's user avatar
  • 5,948