Solar energy projects

Modular Solar UPS for Raspberry Pi 4B

Modular Solar/UPS for Raspberry Pi 4B

Do you want to build a uninterruptible power supply (UPS) system which will keep your Raspberry Pi 4B online 24/7/365 without hassle? This isn’t one of those gimmicky tutorials which uses a tiny cell phone charger with an 18650 battery built in that is technically capable of powering a potato… No, I’m using some heavy duty materials …

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Implementation of Simultaneous Multi-Streaming of Live Solar Eclipse Video via 5.8 GHz AirMax

I. Introduction FOR the 2017 solar eclipse ballooning, the live streaming of the videos capturing the shadows of the solar eclipse was one of the main objectives. All teams who participated in the 2017 solar eclipse ballooning project were initially provided with a baseline ballooning system [1][2] that consisted of a ground station and four …

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Transform a 25-Watt Semi-Flexible Panel into a Practical Battery Charger

Sunlight may be free, but transforming it into usable electricity is not. I learned this back in 1965 when I bought some surplus silicon solar cells from dealer Herbach and Rademan (now H&R Company, Inc.). Those 0.75″×0.75″ cells cost around $2.49 each or $19.30 today according to the CPI Inflation Calculator. In 1975, I used …

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Solar Phone Charging Back Pack

Solar Phone Charging Back Pack

Step 1: Materials and Tools Materials (1) backpack. There are 2 requirements when choosing a good backpack for this project: room to install your solar panels and a pocket to store your cell phone. The Drifter square backpack is perfect for this project. (1) portable solar panel with usb output. Plenty of felt. It should …

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Solar Powering My Home!

Solar Powering My Home!

My home has been solar powered since June 2013 and the power system has proven its reliability. I’m a proud owner of an OFF GRID solar power system. I decided to publish this instructable to let fellow DIYers know the basics to design and install a system such as mine. Dont expect an exact copy …

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