hembrow, Today we went to visit a solar cycle/foot-path in Groningen. Solar road surfaces are of course completely idiotic. Why ? Because solar cells work best when they're not in shade, when they're not covered in thick translucent plastic, when there are no pebbles, sand or cigarette butts on them, and when they are at an angle towards the sun which also allows the rain to wash them.
But anyway, it was an arbitrary local destination for us on today's 70 km round trip.
@eevblog
#velomobile #regel17 #solarroad #solarcyclepath #groningen #cycling #scandalouswasteofresourcesMy velomobile on the solar path. I had some sand on my shoes so unfortunately I added to the shade on the path and possibly also to damage which will be caused by sweeping up the sand.
The solar panel on my velomobile (which keeps the small battery for lights charged up) in contrast with the solar cycle-path. Note the difference in colour, which is due to the solar panels in the cycle-path being covered with not very transparent thick plastic, which will further reduce their efficiency.
Each tile is about 30 cm x 30 cm, between them there's a strip of rubber and concrete. Surprisingly the surface doesn't feel particularly bumpy and unpleasant to cycle over (though I definitely wouldn't want all cycle-paths like this - asphalt or concrete are much better). I suspect that the rubber will degrade with a few winters. Also the gap collects dirt and mold and will mean that any attempt at sweeping will damage the panels.
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