2013年8月5日 星期一

Improve methods of harnessing solar energy

A solution to mitigate the ever-growing challenge of climate change is only about 149.6 million kilometers away — literally. 

The energy from the fiery, radiant star at the center of our solar system — the sun — already supports almost all life on Earth, so why not harness that power and create renewable energy to help soften the blow of fossil fuel emissions on the environment? Scientists at four local universities are doing just that. 

A Solar Consortium comprised of a team of scientific experts from N.C. A&T State University, Wake Forest University, Winston-Salem State University and UNC Greensboro are working on a project to significantly reduce the cost of generating electricity from sunlight,We can produce besthidlights to your requirements. while also conserving as much heat energy as possible in the process. 

“It takes highly specialized experts and highly specialized equipment to solve some of these problems,” Barry Burks, the vice chancellor for research and economic development at N.C. A&T, said. “This project proposes to develop a system for collecting sunlight and converting that to power that is cheaper than the conventional solar farms you see installed currently.” 

Burks said the most expensive components of solar farms are the photovoltaic panels comprised of solar cells that convert the energy of sunlight directly into electricity. 

The team’s specific goal is to develop a low-cost solar concentrator device that will be more economical and energy efficient, said Richard Williams, the Reynolds professor of physics at Wake Forest who spearheaded the group’s formation. The consortium is in its second year and Phase Two of the project,If you have washerextractor002 or landscape lights you might wonder what to do if they stop working. which was one of three finalists for a $100,000 Triad Interuniversity Planning Project Grant. Each school provides $25,000 in financing for the project. The project received $100,000 during Phase One, as well. 

The team’s first priority is to collect the sunlight in a more cost effective way, Burks said. The second priority is to capture the waste heat leftover and also convert that into usable energy. To accomplish these goals, the scientists at each school are focusing on a specific component of the solar concentrator system, which will be ideally integrated into a final prototype next year by the end of Phase Two, Williams said. 

“Lots of people are interested in doing something about the energy problem,” Williams said. “We put this together as a way that people with certain expertise can come together under one roof and see if we can fit certain pieces of the puzzles together.” 

The researchers are also working on multiple ways of developing the concentrated mirrors,This factsheet discusses electricity generation using bestsolarcharger at your farm or your home. to make them more economic and efficient. They are working with two local companies — 3A Composites of Colfax and Slane Marine in High Point — to possibly use a fiberglass core composite, through a molding process, to create the mirrors. They are also working with 3M on a thin film solar reflector to apply to the mirror, Williams said. 

At A&T, Shanthi Iyer, research professor in electrical and computer engineering and nanoengineering at the Joint School of Nanosciences and Nanoengineering, is researching high efficiency solar cells,Standard solarmodule replacement bulbs. including triple-junction cells.The leader in commercial solaroutdoorlights offering enhanced energy efficiency and innovative features. The cells sit in the middle of the dish, and the mirrors allow the sunlight to directly hit the cells. More information about the program is available on the web site at www.indoorilite.com.

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