High numbers in downhill

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skyracer
Posts: 10
Joined: Sat Dec 09, 2017 3:51 pm

High numbers in downhill

Post by skyracer »

My powerpod generates very consistent values in terrain with inclinations higher than 2%, however in the negative slopes in calm wind, it assumes that the headwind generated by the speed is real, being really calm. This leads to having huge power readings in the descends that distort the NP of the routes made. My FTP is 192, however this data shows me as a monster when holding high powers in those negative inclinations. In the attached file, the route is round trip, by the same highway, with wind almost calm maximum of 2 to 3 km / h of the northwest. I attach the original file and the TCX with the GPS information.
Attachments
iBike_03_24_2019_0601_45_km.ibr
(395.88 KiB) Downloaded 164 times
20190324-Palonegro.tcx
(4.39 MiB) Downloaded 150 times
Velocomp
Velocomp CEO
Posts: 7914
Joined: Fri Jan 11, 2008 8:43 am

Re: High numbers in downhill

Post by Velocomp »

It looks like your wind sensor calibration is wrong. This could cause high watts on downhills.

Please do a new calibration ride and post a ride file.
John Hamann
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