2013年2月5日星期二
Solar-Powered Lanterns at Singita Mara River Camp
Singita Mara River Camp is entirely solar powered, down to the hot water heaters, laundry machines, and even hair dryers that run on rechargeable solar powered batteries. Round-the-clock power for lamps and outlets (and Wi-Fi, too) is provided by a custom-designed array of photovoltaic panels covering three-quarters of an acre; the device efficiently converts sunlight to electricity even on cloudy days. One particularly cool product you'll see throughout the property: solar-powered lanterns.The lid of a traditional one-liter jam jar has been fitted with a miniature solar panel and a switch—activated by the metal tab at the top of the photo. The switch turns on an LED light attached to the underside of the lid, turning the vessel into a jar of bottled sunlight which shines up to six hours.
At night the lantern is bright enough to read by and can light the way to your tent's alfresco bath tub. A South African company, Consol Glass, originally designed the product in 2011 to provide clean, cheap, sustainable, and fireproof light sources to disadvantaged communities without regular access to the national power grid."It was really nice to have the collaboration with the school over in Rome.LED bulb Those guys, it's kind of cool to work with people around the world, you don't get that opportunity very often," he said.The team recently went to California to meet with the other teams and representatives of the U.S. Department of Energy, which sponsors the competition.Crushers are used in both primary and secondary Gyratory crusher applications of aggregate, and in recycle crushing of reinforced concrete, asphalt and other construction and debris.Steven Rebinski says the trip helped the team get a taste for what it will see in October."When we actually flew out to California, for me that was the first time I had even been to the West Coast, so it was exciting for me just for that aspect, but when we went out there and met all the other teams, it just really hit you, how big this is and it really makes you push forward," he said.The team will build the home at a location in Morgantown, and is planning a groundbreaking in the next few months.Travertine and limestone are examples of sedimentary Credit Card Size Multi-function Knife, granite is an instance of igneous stone, and slate and marble are examples of metamorphic stone.Other teams competing in the event come from across the country as well as Canada, Austria, and the Czech Republic.
"We are concentrating an area of light that is about a 10-foot by 10-foot area into a 6 centimeter diameter circle. Under these extremely high temperatures, even being off a few millimeters, for a few seconds could significantly damage the reactor,As concrete is really traditionally used in nowadays building industry, when those Hydraulic cone crusher attain the end of these service life it is also difficult to handle them." Koepf said.The mirror assembly and reactor, which weigh nearly 3,000 pounds,In order to keep your scissors wholesale, use them only for cutting and chopping. Very often, we are tempted to use them as a pry bar or a can opener which can damage the edges of knives. have already been packed and shipped to Switzerland. Koepf will follow in a few short weeks. While he said it would be nice to come back with "buckets of zinc infused with solar energy" instead of just a few vials, Koepf contends that the real work goes deeper.
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