Tunnelplan Sun Tracker 2th edition

thingiverse

Tunnelplan Sun Tracker 2th edition. For the 1st edition 2018 see https://www.thingiverse.com/thing:3251607 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. This will give an improvement of 10% to 30%. For sun angles see https://www.suncalc.org/#/52.3526,6.4888,20/2018.12.01/11:40/2/0 1. Tracking the sun is done by a piece of electronics and a linear motor with a stroke of 200mm. Costs Euro 148,- 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 Also possible this https://nl.aliexpress.com/item/32816700885.html?spm=a2g0o.order_list.0.0.7da779d2RRvLjO&gatewayAdapt=glo2nld https://nl.aliexpress.com/item/32907459595.html?spm=a2g0o.order_list.0.0.7da779d2RRvLjO&gatewayAdapt=glo2nld 2. The construction consists of a wooden post 86x86x2700mm costs Euro 25,- Furthermore aluminum 3030 profiles 30 x 30 mm. 7x 1000mm 2x 890mm 2x 110mm 1x 500 mm together a weight of 8 kg and costs 10x 23.50 = 235,- 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 2x corner profile 40x20x2 2000mm 15,- 2x corner profile 40x10x2 2000mm 10,- https://www.praxis.nl/gereedschap-installatiemateriaal/ijzerwaren/profielen-platen/profielen/alberts-hoekprofiel-aluminium-wit-30x15x2mm-2m/5534969 2x needle bearing https://www.thingiverse.com/thing:3251607 construction costs above Euro 390,- 3. 3D printed parts from PLA about 1 kg cost Euro 20,- 4. 2x solar panels 360Wp weight 2x 5.4 = 10.8 kg Suman 360M-6X12UW 2 mm thick. Costs Euro 600,- http://proxables.com/wp-content/uploads/2020/06/Proxables-eArche-Zonnepanelen-202006.pdf https://www.proxables.com/wp-content/uploads/2021/06/Proxables-Mirari-instructieblad.pdf 5. 2x inverter 350Wp Costs 2x 64 = Euro 128,-https://nl.aliexpress.com/item/1005003522453685.html?spm=a2g0o.order_list.0.0.21ef79d2KVWRhf&gatewayAdapt=glo2nld Measuring power https://nl.banggood.com/BlitzWolf-BW-SHP2-16A-Smart-WIFI-Socket-220V-EU-Plug-Work-with-Amazon-Alexa-Google-Assistant-Compatible-with-BlitzWolf-Tuya-APP-p-1292899.html?rmmds=myorder&cur_warehouse=CZ 6. Total cost material Euro 1285,- Yield per year 2x360Wp x 0.8 south = 576 kWh + 20% improvement = 720 kWh and at Euro 0.50/kWh = euro 360,- 1285/360= 3.5 years