University of Maine engineering students and researchers working at a facility in the Netherlands are now into the third week of testing scale models of deepwater floating offshore wind platforms for wind turbines.
May 02, 2011
not rated yet
0
On the Front Range within the Rocky Mountains, prevailing winds sweep eastward over the mountains smack into the National Wind Technology Center.
Apr 26, 2011
4.8 / 5 (6)
12
|
(PhysOrg.com) -- While an upcoming Electric Vehicle Grand Prix may reflect a growing popularity of electric vehicles, their widespread adoption will require innovations to the power grid, say researchers at Purdue University.
Apr 22, 2011
not rated yet
1
The present largest wind turbines have a capacity of 5-6 MW. Following five years of research at the joint European project UpWind, led by Risoe National Laboratory for Sustainable Energy, the Technical University of Denmark ...
Apr 15, 2011
5 / 5 (7)
3
We've heard again and again that concerns about the environment, public health and national security are reasons to develop policies that encourage clean energy investment - and we've also heard vigorous debate on these ...
Apr 08, 2011
not rated yet
2
A flexible, controllable trailing edge for wind turbine blades has shown that it can reduce the loads on the turbine and in the end provide cheaper electricity from wind power.
Apr 07, 2011
4.5 / 5 (2)
0
(PhysOrg.com) -- Vestas Chief Executive Officer Ditlev Engel announced in London their new V164 wind turbine, designed specifically for offshore wind power. Optimized for conditions in the North Sea, Vestas ...
Apr 01, 2011
4.7 / 5 (19)
9
|
In the future, the growing amounts of solar and wind energy will need to be stored for dark or low-wind periods. One solution is redox flow batteries that can supply current for up to 2000 households. Several Fraunhofer Institutes ...
Apr 01, 2011
2.7 / 5 (3)
4
Bats in North America are under a two-pronged attack but they are not the only victim – so is the U.S. economy. Gary McCracken, head of the Department of Ecology and Evolutionary Biology at the University ...
Mar 31, 2011
5 / 5 (5)
0
|
(AP) -- China said Thursday it will increase this year's production quota for rare earths but gave no sign it might reverse plans to cut exports of the exotic metals needed by high-tech industry.
Mar 31, 2011
5 / 5 (1)
0
Though considered a promising large-scale energy storage device, the vanadium redox battery's use has been limited by its inability to work well in a wide range of temperatures and its high cost. But new research ...
Mar 17, 2011
5 / 5 (6)
2
|
From office block windows to power lines and wind turbines, many species of bird are prone to colliding with large man-made objects, many of which appear difficult not to notice to human eyes. A new study published today ...
Mar 17, 2011
3.7 / 5 (3)
0
In the Mojave Desert just off Interstate 15 on the way to Las Vegas, workers are digging for dirt that may be worth far more than a casino full of chips.
Feb 24, 2011
4 / 5 (7)
8
Wind turbines have a problem: Depending on the wind's force, the rotational speed of the turbine and thus of the generator changes. However, alternating current must be fed into the grid with precisely 50 (or 60) hertz. Typically ...
Feb 23, 2011
4.4 / 5 (7)
7
|
(PhysOrg.com) -- Score some points for the green set this week! In Australia a wind-powered car has completed a roughly three-week, 3,100 mile test ride.
Feb 16, 2011
4.7 / 5 (10)
23
|
