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Month: November 2018

Tech devices as a preliminary usage challenge

Tech devices as a preliminary usage challenge

This evening I plugged my laptop into grid-power at home for the first time in more than a month. I’ve been putting my homebrewbattery to work in a test challenge to see if I can use stored solar energy to charge all of my tech devices. For about 5 weeks I’ve been using my solar-charged battery exclusively to charge my laptop, phones, tablet, cameras, and headtorches. In that time I’ve charged almost 5 kWh into the battery from my poorly-placed solar panel – so I’ve saved more than $1!

To make this challenge more achievable, I wired the battery inverter into a power outlet inside the house. Since my inverter is a small cheap one that is more intended for caravans, it has a noisy fan and I didn’t want to leave it running continuously. I used a power socket with an extra switch, that was wired in to remotely turn the inverter on and off. That part of the project worked superbly.

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