Klaus Meier lists three reasons for generating his own electricity in his family hotel in Germany's southern city of Freiburg—"cost savings, energy efficiency, climate protection".
Energy & Green Tech
May 27, 2014
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Solar energy is ever more becoming an important source of renewable power generation. A serious problem for the productivity of solar power plants is desert dust: it obscures the sun and makes the mirrors dirty. To prevent ...
Energy & Green Tech
May 9, 2014
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Sandia National Laboratories engineers have been studying the most effective ways to use solar photovoltaic (PV) arrays—a clean, affordable and renewable way to keep the power on. Systems are relatively easy to install ...
Energy & Green Tech
Mar 19, 2014
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A windy stretch of the Mojave Desert once roamed by tortoises and coyotes has been transformed by hundreds of thousands of mirrors into the largest solar power plant of its type in the world, a milestone for a growing industry ...
Energy & Green Tech
Feb 13, 2014
46
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Soiling—the accumulation of dust and sand—on solar power reflectors and photovoltaic cells is one of the main efficiency drags for solar power plants, capable of reducing reflectivity up to 50 percent in 14 days. Though ...
Energy & Green Tech
Jan 30, 2014
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Imagine a generator pumping more electricity than a nuclear power plant into the grid, but inconsistently and without the grid's caretakers being able to see what it was doing. How could they maintain the critical balance ...
Energy & Green Tech
Jan 27, 2014
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Renewable energy sources - an area in which Germany is a leader - are becoming increasingly important for the worldwide power mix. Nevertheless, experts are still deliberating which market model is best for transitioning ...
Energy & Green Tech
Dec 2, 2013
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(Phys.org) —Japanese construction firm Shimizu Corp. has unveiled a proposal that entails building a solar panel array around the moon's equator, then sending the power it collects back to Earth. They are calling the project ...
The recent Empa spin-off Monolitix AG specialises in compliant mechanisms. These are frictionless and wear-free and are also lighter, more hygienic and cheaper than conventional joint mechanisms. They have an enormous range ...
Engineering
Oct 29, 2013
1
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A remote Toyota plant in northeastern Japan bears few scars from the devastating quake-tsunami more than two years ago that completely shut it down.
Energy & Green Tech
Oct 20, 2013
9
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