solar energy

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Street lights that do not use grid

French company Windela has created a street lighting system that works without any connection to the grid. The lamp called Windelux is is actually three products in one. The device is composed from  small vertical wind turbine and a solar PV panel. The actual lamp is has 84 LEDs and automatically switches on when a

Three new solar chargers for your mobile devices from Suntrica

Three new solar chargers for your mobile devices from Suntrica

Suntrica – a company which sees the mobile market explodes and proposes to us, a solar charger for our mobile gadgets, like iPhones, Portable computers and game devices….  There are many of those solar charging devices them on the market now. Sunrica is making solar-charging devices with a flexible design that’s durable enough to withstand

The top list of best solar makers and manufacturers

The top list of best solar makers and manufacturers

There is quite a few of solar panel makers on the today. Not all of them are the most efficient, most valuable or less expensive. SunPower makes the best solar panels in the world and Kaco makes the best inverters in the world and Direct Power and Water makes the best mounting systems in the world.

Inverters for solar panels

Inverters for solar panels

What are solar panel inverters? What are they for? Where to find them? Solar Panel inverters are used mostly to change direct current to alternating current via an electrical switching process. You can think of inverters used with solar panels as electronically synthesized alternators. You have direct current comming from your solar panes and to

Startup Solyndra uses CIGS for their solar panels

Startup Solyndra uses CIGS for their solar panels

Solar startup company Solyndra unveiled for the first time its solar module design for commercial rooftops. The company says its design can cut the cost of installing solar rooftops in half and reduce installation time by a third. The design is made a certain manner. It wraps the photovoltaic copper indium gallium selenide (CIGS) compound

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Konaraka showed flexible solar panels at PV EXPO

Konaraka showed flexible solar panels at PV EXPO

Konarka Technologies Inc of the US showed different forms of thin-film solar cell modules manufactured by roll-to-roll process. The 2nd International Photovoltaic Power Generation Expo (PV EXPO 2009)held in Japan. “The exhibited products are translucent, but we have already developed totally transparent solar cell modules,” said John Gui, Konarka’s vice president, Business Development, Asia. “We

MorganSolar has changed their design a bit…

MorganSolar has changed their design a bit…

MorganSolar – a Canadian company developing CPS (concentrate photovoltaic system) has changed a bit their original design of their solar concentrators. The change is mainly on the module LSO (Light-guide solar optic). It went from triangle to square. You can read my previous articles about MorganSolar here or see some great pictures here. Or some

Printing solar cells like…. money

Printing solar cells like…. money

Printed solar cells is one of the solutions to make solar panels. Like the Nanosolar’s printing machine, there are other initiatives starting to develop. One of them is at CSIRO Australia. Peter Batchelor, announced today the start of printing trials by Securency International, a banknote printing company. “The production of these film-like solar cells will

Aptera 2E Electric Car – nice review video

Aptera 2E Electric Car – nice review video

Great video showing the Aptera Electric vehicle being reviewed by Brian Moody. In the past I wrote about Aptera once. I like the aerodynamics of the car. It should be on the american market on Octobre 2009 and the price will start at 25000$. Enjoy.

Waterproof solar charger called SolarRoll

Waterproof solar charger called SolarRoll

SolarRoll – Waterproof Solar charger for your gadgets… The SolarRoll is a 58-inch long roll-up solar panel that can be used to power anything from satellite phones to video cameras to GPS devices. It’s apparently so reliable that famed mountaineer Ed Viesturs took it with him as he was climbing the Annapurna summit in the

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