About

Gender

Male


About Me:

Student of Physics


Please tell us a bit about your UAV interest

Study UAV to improve Airborne Wind Energy


Hometown:

Bonn


Activity Feed

Thomas Gehrmann replied to Thomas Gehrmann's discussion Testing the effects of wind with SITL
"Thank you!
Nicholas Engle said:
Hi, I understand this is a year old topic, but after doing some research on my own I figured I would create an account and answer, as this thread shows up when googling "SIM_WIND_DELAY".
The following conclusions…"
Jan 24, 2018
Thomas Gehrmann posted a discussion
Hello guys,in the simulation there are the following parameters for testing the effects of wind:SIM_WIND_DIRSIM_WIND_SPD SIM_WIND_TURBSIM_WIND_DELAY The first and second parameter (direction and speed) are clear, but was does SIM_WIND_DELAY do and…
Jun 21, 2016
Thomas Gehrmann posted a discussion
Hello,I really want to contribute to a project, but I'm new to this topic. So I'm working through the ardupilot.com developer pages. I read and built with 'make px4-v2' the example sketches for some libraries and uploaded them with 'make…
Oct 20, 2015
Thomas Gehrmann replied to Thomas Gehrmann's discussion One motor is not spinning in IRIS
"It is the ESC! I replaced the motor, did the ESC calibration, checked for the connections and sent a video and pictures to the 3DR support and they said I need a new ESC ...
Thank you for your help!"
Oct 6, 2015
Thomas Gehrmann replied to Thomas Gehrmann's discussion One motor is not spinning in IRIS
"I changed the motor but the problem is the same. I also think it has to do with the esc, but maybe resetting or programming the esc could solve it.
How can I change the settings of the esc? Can I do it with the APM Planner or Mission Planner?"
Sep 21, 2015
Thomas Gehrmann posted a discussion in IRIS
After changing the flight path on my Iris ( not Iris+) one motor does not spin, it just jiggle. It seems like the ESC is trying to hold the motor in place. It is harder to turn the motor by hand when it has power than when it is off. I did the ESC…
Sep 21, 2015
Thomas Gehrmann replied to Steve Castano's discussion One motor spinning too slow??
"Hello,
I have the exactly same problem with one motor of my Iris: "When the ESC has power, its almost like its trying to hold the motor in place. Its harder to turn it by hand when it has power than when its off"

But I do not know how to change the…"
Sep 21, 2015