A very simple DIY solar-powered USB charger
Photovoltaic

A very simple DIY solar-powered USB charger

Raj @ embedded-lab.com tipped us with his latest project. It's a simple, but useful USB Solar powered charger able to charge a power bank or your smartphone. Yesterday, I built a very simple DIY solar-powered USB charger for my TP-link 10400mAh USB Power Bank. All I needed was a...

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MPPT Solar Charger Design based on PIC18F26J50
Photovoltaic

MPPT Solar Charger Design based on PIC18F26J50

Lukas Fässler shares his Maximum Point Tracker Solar Charger Design based on PIC18F26J50: At the core of the design is a PIC18F26J50 in a 28 pin SOIC package. It’s capable of running at down to 2.15 volts and consumes extremely little power when running at lower clock speeds. And...

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Photovoltaic simulator system adds automated MPPT Efficiency Test
Photovoltaic

Photovoltaic simulator system adds automated MPPT Efficiency Test

An added test facility enables test of a 1,500V photovoltaic (solar energy) inverter’s static and dynamic maximum peak power tracking (MPPT) according to European Standard EN50530, with a single command, creating downloadable photovoltaic I-V curves, plus static and dynamic EN50530...

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SunDuino – Run your C application using solar power
Mcu

SunDuino – Run your C application using solar power

SunDuino is a Single Board Computer with integrated Battery Charger, Voltage Regulators, I2C, Digital and Analog IO. It's main benefit is that it can run a compiled C app for years on a small battery or forever using built in solar charger. A background RTOS provides SLEEP...

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Build a $1 per Watt parallelizable MPPT controller
Photovoltaic

Build a $1 per Watt parallelizable MPPT controller

Jonathan Bruneau designed a $1/W maximum power point tracker used to extract maximum power from solar panels and published his project on hackaday.io: Maximum Power Point Tracking (MPPT) is a technique whereupon special electronics attempts to extract the optimal amount of energy...

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Dual axis solar tracker with online energy monitor
Photovoltaic

Dual axis solar tracker with online energy monitor

by geo bruce @ instructables.com: The features of this solar tracker are: Solar tracking: making sure the solar panels are aligned to the sun as long as possible. Energy monitor: This measures the voltage and the current generated by the panels and calculates the generated...

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21.1% efficiency with Perovskite solar cells
Photovoltaic

21.1% efficiency with Perovskite solar cells

Scientists have successfully developed a Perovskite solar call containing Cesium which has attained an efficiency of 21.1%, as well as a world record for reproducibility. by Denis Meyer @ elektormagazine.com: In adding Cesium, the scientists at EPFL, let by Michael Saliba, have...

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SolarBoost – Make Your Own USB Solar Mobile Charger
Photovoltaic

SolarBoost – Make Your Own USB Solar Mobile Charger

SolarBoost is an open source smart interface that allows you to build your own powerful and portable solar charger for your phone and other mobile devices. It has two USB ports and can provide 5V @ 2A at each of them and is controlled by a 8-bit 32MHz Microchip PIC microcontroller. It...

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