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Storing solar energy in USB power banks

Collecting, storing and using solar electricity to power my phone, computer and wearables

Apr. 30, 2018 -

For the past 10 days I have powered my personal electronic devices (phone, computer, wearables) using nothing but energy collected using a small solar panel. I disconnected all grid-connected chargers. I hoped that by going off the grid, even in such a small way, I would gain insights that enable me to save energy (and money).

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Engineering a solar panel mounting kit
Engineering a solar panel mounting kit
Placed behind glass the panel works, but its performance is not optimal
Placed behind glass the panel works, but its performance is not optimal
Measuring energy usage with an in-line USB power monitor
Measuring energy usage with an in-line USB power monitor
Gomadic portable Solar Charger - 15W - 330 x 305 x 38 mm
Gomadic portable Solar Charger - 15W - 330 x 305 x 38 mm
Solar panel fixed on the balcony
Solar panel fixed on the balcony
Once the front of a server, now part of the solar panel mounting fixture
Once the front of a server, now part of the solar panel mounting fixture

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