2011年6月6日星期一

The Rise of Concentrating Solar Thermal Power

With big government help, a solar thermal power (CSP) technology boom seems to be coming in the United States. Regulators have issued permits for about a dozen power plant projects and construction is underway for a few. But the three main challenges for building a project ¨C permits, finance and technology -- remain big concerns for technology and project developers.

You can say those three hurdles will always remain and not just for CSP, which uses reflectors to concentrate and beam sunlight toward a receiver for producing steam,An Insulator, also called a dielectric, which then goes to powering turbine-generators for producing electricity. But the three issues have evolved in a marketplace that also has changed in the last few years. Photovoltaic panels have become far cheaper than expected, prompting solar thermal power companies such as Solar Trust of America and SolarReserve to start developing PV projects.Detailed information on the causes of Hemorrhoids,

Concentrating photovoltaic (CPV) technology is attracting buyers, and that's going to spark competition between CPV and CSP for optimal project sites. Both technologies work best in super sunny locals without much clouds ¨C they both use reflectors to concentrate sunlight, and those optics don't do well with diffused light.

CSP technology developers know competition will only grow more fierce. To win customers, they are improving efficiencies of their equipment to turn sunlight into electricity and adding storage to make a CSP project operate more like a fossil-fuel power plant. The U.S. Department of Energy, in addition to funding power plant projects, also has directed its researchers to explore similar technology issues.Find everything you need to know about Cold Sore including causes,

"Our research includes the development of new heat-storage materials that are stable at high temperatures and methods that maximize the thermal energy storage capacity at low costs," said Cliff Ho, a scientist at the Sandia National Laboratory.

The CSP market so far has a bright future. About 17.54 GW of power projects are under development worldwide, and the United States leads with about 8.67 GW, according to GTM Research.When the stone sits in the kidney stone, Spain ranks second with 4.46 GW, followed by China with 2.5 GW.

About 1.17 gigawatts of CSP power plants already are online. Spain is home to 582 megawatts of them, followed by the United States with 507 megawatts. Iran, interesting,Has anyone done any research on making Plastic molding parts from scratch? takes the third place with 62 megawatts, GTM said.

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