Posts Tagged ‘solar power’
February 7, 2011 | 
Author There is no precise solution to the query: ‘How considerably electrical power does photo voltaic electrical power generate?’. A huge technique will take in a good deal of energy and deliver about 50% of it to the storage bank or an appliance; a compact one will do the identical point to a lesser degree.
A tiny fraction of the world’s electrical power is derived from solar energy at the current time.There are variations based on the sort of solar unit becoming used. A solar collector gathers thermal energy, or warmth, from the sun, when photo voltaic photovoltaic (PV) cells collect the heat and convert it to electricity. The initial product, becoming a great deal more immediate, is alot more effective if what you want is warmth and is good for residential water heaters, greenhouse heating, and heating a swimming pool. Electrical power can be produced if solar warmth is utilized to heat h2o to the boiling stage and then energy is produced by steam.Solar PV cells take in the sunlight’s power, which is turned into electrical power. Older photo voltaic cells prepared of glass have been not as efficient as the more recent ones produced of crystalline silicon or solar movie. In the year 2000, it was believed that a total house strategy would pay for by itself in 8 to 11 years. At present there are technological advances that decrease the time to intervals of 3 a long time or significantly less.The most effective photo voltaic panels are on satellites in orbit around the earth; there is no resistance to the sun rays from the ambiance. The know-how comes with launching the satellite and creating antennas back again on earth to get the vitality. The most effective panels on land ‘track’ the sun, turning to deal with it as the day progresses
Posted in 
Tags: 
Offshore solar power? The concept may seem a little strange, but an Australian solar power company by the name of Sunengy has not only built a prototype for floating solar panels—they’ve been given the go-ahead in India to build an entire off-shore solar plant.
This one-of-a-kind solar plant has its fair share of advantages over traditional facilities. According to Sunengy, the Liquid Solar Array (LSA) technology offers reduced costs because the panels don’t require the use of pricy supporting structures.
The lenses are also able to track the sun easily throughout the day, and won’t be damaged if submerged underwater. In fact, the water helps cool the cells, which in turn increases cell efficiency and lifespan.
Hydropower currently supplies 87% of the world’s renewable energy, although its availability depends on whether water is available or not.
But according to Phil Connor, Sunengy Executive Director and Chief Technology Officer, this LSA installation would not only match the power offered by a hydro dam using only 10% of its surface area, it could also provide an extra 6-8 hours of power each day.
Sunengy is pairing with India-based Tata Power to get this pilot plant under construction by August of this year. If all goes as planned, they hope to market the technology to hydropower facilities, mining sites, and small villages and communities that rely heavily on diesel power generators.
Perhaps one of the largest upsides to the LSA technology is that finding open land to build on is no longer an issue. That will undoubtedly spark much interest in the future.