Summary Tunnelplan Sun Tracker 1+

( for the 2th edition see https://www.thingiverse.com/thing:5455024)

The solar panels measures 1100 mm x 520 mm and is aimed at the sun with a cheap linear motor, a solar sensor and software (under 100 euro). The construction is further made of wood. The sun tracker automatically follows the sun every day from east to west and then returns to its starting position. The angle to the sun of the panel is adjusted manually in the winter, spring / autumn and summer.

For sun angles see https://www.suncalc.org

an idea from James Biggar

https://nl.aliexpress.com/item/1000W-1KW-Sunlight-Track-Solar-Tracker-8-12V-Linear-Actuator-Electric-Controller-DIY-Single-Axis-Solar/32722763860.html?spm= a2g0s.9042311.0.0.d88c4c4dueFWgk

Aluminum edition: Profile 30 x 30 mm.

5x 1000 mm 2x 890 mm 2x 110 mm 1x 500 mm 11x angle 28x28x28mm 6x T plate 73x73mm drill center hole 16mm 3x Tube 16x2 200mm 30x Nut M6 https://www.123-3d.nl/CNC-onderdelen/Mechanica/Frame-componenten/3030-profiel-p14578.html

For the Sun tracker 1+ edition:

2x flexible solar panels 2x 150 Wp euro 247,- https://nl.aliexpress.com/item/1005002532545922.html?spm=a2g0o.order_list.order_list_main.17.21ef79d2DM7Wjy&gatewayAdapt=glo2nld

1x inverter GMI-300W euro 56,- https://nl.aliexpress.com/item/1005003522453685.html?spm=a2g0o.order_list.order_list_main.32.21ef79d2DM7Wjy&gatewayAdapt=glo2nld

Total euro 303,- (euro 1,- /Wp)

Simple tracker https://www.thingiverse.com/thing:5946130