Solar Wind Turbine Model
January 31, 2010 by admin
Filed under Wind And Solar Energy
| Brand: | Stuff Junction | ||
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This beautiful miniature wind turbine makes a great executive gift. Restful and hypnotic in action. Turbine blades spin when sunlight falls on the solar panel. High quality solar cell. Batteries not needed. Requires simple assembly. Excellent for demonstrating solar power in action. more info
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Sunforce 7 Amp Charge Controller
January 29, 2010 by admin
Filed under Wind And Solar Energy
| Brand: | Sunforce | ||
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The Sunforce 60012 7 Amp Charge Controller prevents overcharging of 12-volt batteries. It is intended for use with 12-volt solar panels, and can handle up to 7 amps of array current and up to 100 watts of solar power. The controller is easy to use with a charging light that indicates that your battery is charging, and a green light that indicates a fully charged battery. The 60012 measures 4 x 1 x 2.5 inches (WxHxD) and weighs one pound. more info
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Sailing the Solar Wind
January 28, 2010 by admin
Filed under Wind And Solar Energy
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EcoGeek
January 27, 2010 by admin
Filed under Wind And Solar Energy
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Our brains got us into this mess…but they’re going to get us out of it too. Everything from solar water heaters to electric cars, EcoGeek stays up to date on all of the most important environmental technology news.
Kindle blogs are fully downloaded onto your Kindle so you can read them even when you’re not wirelessly connected. And unlike RSS readers which often only provide headlines, blogs on Kindle give you full text content and images, and are updated wirelessly throughout the day. more info
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Mini Solar Wind Turbine Model Silver ABS
January 25, 2010 by admin
Filed under Wind And Solar Energy
| Brand: | Stuff Junction | ||
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This great executive toy instantly spruces up any desk, and is a great addition to any model collection. It is a small model, but it has a very high powered, top quality solar cell – a great way to demonstrate solar energy in action! Powers in natural sunlight, as well as under a desk lamp. more info
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Saturn Way
January 22, 2010 by admin
Filed under Wind And Solar Energy
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Mix It Up
January 19, 2010 by admin
Filed under Wind And Solar Energy
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The Heliosphere through the Solar Activity Cycle Springer
January 19, 2010 by admin
Filed under Wind And Solar Energy
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Understanding how the Sun changes though its 11-year sunspot cycle and how these changes affect the vast space around the Sun the heliosphere has been one of the principal objectives of space research since the advent of the space age. This book presents the evolution of the heliosphere through an entire solar activity cycle. The last solar cycle (cycle 23) has been the best observed from both the Earth and from a fleet of spacecraft. Of these, the joint ESA-NASA Ulysses probe has provided continuous observations of the state of the heliosphere since 1990 from a unique vantage point, that of a nearly polar orbit around the Sun. Ulysses results affect our understanding of the heliosphere from the interior of the Sun to the interstellar medium – beyond the outer boundary of the heliosphere. Written by scientists closely associated with the Ulysses mission, the book describes and explains the many different aspects of changes in the heliosphere in response to solar activity. In particular, the authors describe the rise in solar activity from the last minimum in solar activity in 1996 to its maximum in 2000 and the subsequent decline in activity.
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Wind and Solar Power Systems Design Analysis and
January 15, 2010 by admin
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The search for clean, renewable energy sources has yielded enormous growth and new developments in these technologies in a few short years, driving down costs and encouraging utilities in many nations, both developed and developing, to add and expand wind and solar power capacity. The first, best-selling edition of Wind and Solar Power Systems provided the most complete and modern treatment of renewable energy. This second edition continues the tradition by offering updated and expanded coverage of this growing field.
The book begins with individual sections devoted to wind power and solar photovoltaic technologies, their engineering fundamentals, conversion characteristics, operational considerations to maximize output, and emerging trends. The discussion of wind power includes the theory of induction machine performance and operation as well as generator speed control, while the solar PV section includes array design, environmental variables, and sun-tracking methods. This edition includes two chapters devoted to new and specialized technologies. The third section explores large-scale energy storage technologies, overall electrical system performance, and total plant economy while the final section explores ancillary power systems derived from the sun.
Focusing on the complete system rather than on a single component, Wind and Solar Power Systems: Design, Analysis, and Operation, Second Edition offers the most comprehensive reference to all aspects of modern renewable energy systems. more info
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Place in the Sun
January 14, 2010 by admin
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