Tag: 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...
Continue ReadingQuantum Dots Boost Solar Cells
R. Colin Johnson @ eetimes.com discuss about quantum dots applications and how scientists use them to boost photovoltaic output. LAKE WALES, Fla—Quantum dots are already being used commercially to boost the output and expand the color range of ultra-high-definition televisions,...
Continue Reading21.1% 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...
Continue ReadingSolarBoost – 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...
Continue ReadingSmartphone Solar charger card
Here is a nice idea of a business card solar smartphone charger with USB plug. The charger is 3mm thick and can provide 50mA @ 5V Smartphone Solar charger card -...
Continue ReadingOrganic solar cells set new efficiency record
The German company Heliatek has developed new OPV multi-junction solar cells with an efficiency of 13.2%. This is a world record for organic solar cells. Thanks to the excellent low light and high temperature behavior of the organic semiconductor, the electricity generation of the...
Continue ReadingOpen Inverter, an open source micro-solar inverter
Ken Boak has been working on an open source micro-solar inverter project: We wanted to make a design that uses readily obtainable N-type FETS and an Arduino (more strictly a ATmega328P-PU on a breadboard) to generate the PWM signals and provide simple circuit protection, and load...
Continue ReadingArduino based MPPT solar charge controller
by Abid Jamal @ electronicslovers.com: what is Mppt( Maximum power point tracking) ? "we use MPPT algorithm to get the maximum available power from the Photovoltaic module under certain conditions" How MPPT works ? Why 150W solar panel does not equal to 150 w? For example you...
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