Seongwon Lee
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Seongwon Lee's Discussions

Get local position data from Simulink & Pixhawk

Started Apr 11 0 Replies

I built my own controller by using Simulink, and I would like to get local postion of my Quadrotor.To achieve this, I am trying to use uORB Read Topic block.I tried three msg file for uORB…Continue

My Quadrotor do not lift high

Started Mar 9 0 Replies

I'm working on a 600-frame drones, and I have a problem that does not hover.It lifts for about 10 seconds immediately after I fully charge the battery. After few seconds, however, even if I raise the…Continue

 

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Seongwon Lee posted a discussion

Get local position data from Simulink & Pixhawk

I built my own controller by using Simulink, and I would like to get local postion of my Quadrotor.To achieve this, I am trying to use uORB Read Topic block.I tried three msg file for uORB block, 'vehicle_local_position', 'ekf2_innovations', and 'filtered_bottom_flow'However, it seems that those functions do not retrive correct data.Data from 'vehicle_local_position' do not show smooth and continuous data and not accurate.Likewise, 'vel_pos_innov' data from 'ekf2_innovations'  shows inaccurate…See More
Apr 11
Seongwon Lee posted a discussion

My Quadrotor do no lift high

I'm working on a 600-frame drones, and I have a problem that does not hover.It lifts for about 10 seconds immediately after I fully charge the battery. After few seconds, however, even if I raise the throttle to the maximum, it does not hover anymore and land to the ground.After that no matter how I throttle up, it does not lift.I have changed the PID gain and pixhawk parameters, but there is no big difference.I have tried to solve the problem by reducing total weight about 200gram, but it…See More
Mar 9

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Please tell us a bit about your UAV interest
DIY
Hometown:
Seoul, Korea

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