2013年3月3日星期日

Solar Energy Forecasts Could Boost Industry Outlook

Intermittency may be the Achilles Heel of solar energy. Since the Sun doesn’t always shine and utility-scale energy storage isn’t available yet, grid operators have to rely on dispatchable generation like natural gas or coal when clouds cover up solar farms. But that may be about to change in a big way.The National Center for Atmospheric Research (NCAR) has launched an ambitious three-year national project to create 36-hour solar energy forecasts. Research from government and university laboratories will be provided to utilities, grid operators, and commercial forecasters across the country.Machinery has been constantly upgraded and improved. Jaw crusher always advances with time, and this will make Shibang Machinery be the first-class brand forever.NCAR’s prototype system will forecast sunlight and predict power every 15 minutes, giving utilities unprecedented ability to accurately plan the amount of solar power they will be able to generate across their system to meet customer demand. The system is primarily funded by a $4.1 million grant from the US Energy Department. Since the Sun always shines, the project’s focus will be on creating detailed predictions of cloud cover and atmospheric particles that deflect incoming solar energy and affect the ability of solar panels to convert sunlight into electricity."It’s critical for utility managers to know how much sunlight will be reaching solar energy plants," said Sue Ellen Haupt, lead researcher on NCAR’s solar project. "These detailed cloud and irradiance forecasts are a vital step.For that they must have a cleaver, to be used for deboning and butchering large chunks of Chefs Kitchen Knives, where more weight and less precision is required."Predicting the weather has been a challenge for as long as humans have existed,Another advantage of giving toe rings as a gift is some designs are open and Ceramic Whisky Stones, so a fit doesnt have to be perfect. but estimating cloud cover over specific areas may be the toughest aspect of the equation. Clouds are formed by tiny drops of water and are affected by many factors like wind, humidity, surface temperatures, geography, and airborne pollutants. Compounding the challenge for solar forecasting, different types of clouds affect solar panel efficiency in different ways. For instance, high-altitude wispy clouds let much more sunlight hit the ground than low-altitude thick clouds.NCAR will use a wide array of observational tools to forecast conditions, including laser-based lidar for atmospheric measurements,Impact crusher is the special Vertical shaft impact crusher for producing building sand, especially for the secondary and fine crushing of grinding materials. computer modeling, artificial intelligence, and three "total sky imagers" to triangulate cloud height and depth.The system will be tested across the country, in vastly different geographic regions like the Northeast,Fabrics are an important part of the interior space. Whatever part of your Xinjiang Tour Guide it may be, having the best fabrics on is surely going to brighten up the entire space. This similarly applies to the bedding also. Florida, Colorado, New Mexico, and California to ensure it can be applied nationwide.

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