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I want to build an electric wind generator?

Question by George A: I want to build an electric wind generator? I want to build my own wind generator how do i do it?

Best answer:

Answer by billrussell42electric motor and some fan blades will do it.

But it's much easier to just buy an electric fan for $ 20.

Add your own answer in the comments!

comparison between nuclear and solar energy in cost,installation period and effectiveness..?

Question by Syarifah Nadiah: comparison between nuclear and solar energy in cost,installation period and effectiveness..?

Best answer:

Answer by capt. sardoniccomparative cost for various types of 250 to 500 megawatt facilities.

nuclear- construction cost per plant $ 4 billion production cost of a kilowatt hour 7.5 cents

solar thermal cost per facility $ 12.5 billion production cost for 1 kwh 17.9 cents

silicon photovoltaic cost per facility $ 18 to$ 20 billion cost per 1 kwh 33.5 to 39.4 cents

thin film photovoltaic cost per facility $ 10 to $ 12 billion cost of 1 kwh 24.6 to 31.5 cents

super critical pulverized [...]

Energy Efficient Windows and Custom Wood Doors from Kolbe

Kleber and Associates finds ways to keep your home safe with impact windows and sturdy hurricane doors at Greenbuild 2009 in Phoenix. Custom windows and doors can add a magical touch when working on a historic restoration project or new building. Whether youre working with historic homes, new homes, or a house restoration, thermal windows and energy efficient doors could make all the difference! KleberAndAssociates.com

[ScienceNews]Renewable Energy Wind Power

The nuclear power plant accident triggered by the Great East Japan Earthquake has drawn new attention to renewable energy. According to a study by the Ministry of the Environment, among the various types of renewable energy, wind power has the highest introduction potential by far with an installed capacity of 1.9 billion kW. However, introduction would require legal acts, supporting projects, and technological innovation. At Kyushu University, a large-scale demonstration facility for a wind power system called the wind-lens turbine was completed at the Ito Campus. While providing power to the campus, tests to increase the scale of the system [...]

Sunforce 50013 1-Watt Motorcycle and Powersports Solar Battery Charger

Helps charge 12V batteries with the power of the sun Works with motorcycles, personal water crafts,ATVs, snowmobiles and tractors Amorphous panel works in all daylight conditions and is weatherproof for added durability Built-in overcharge/discharge protection Complete kit includes 8 ft of wire connected to the solar panel, 8 ft of extra wire, battery clamps, O ring connector, fuse, and Quick Connect Technology for simple installation

The Sunforce 50013 1-Watt Power Sports Charger is the perfect solution for charging the batteries of motorcycles, personal water crafts, ATVs, snowmobiles and more. Constructed with amorphous solar cells, this solar panel [...]

Gas Time Experiment Test of Pure-Gas vs 10% Ethanol Gas vs e85 Fuel

Gas Time Experiment Test of Pure-gas vs 10% Ethanol e85 Fuel HD high-def "Gas Time Experiment" "Pure-gas vs" "Ethanol Gas vs" "E85 test" "gas test" "pure gas" "gas experiment" "high def" Video Rating: 5 / 5

Q&A: What’s the difference between a proper Solar water heating panels?

by The Wild Center

Question by Psssst! wanna send a letter?: What's the difference between a proper Solar water heating panels? and household radiators painted black and housed in a cloche. Being a tight git I built my Solar water heating system for £180. It's three 1.2m x .6m panels, a pump and a controller. It gives me tons of hot water on a sunny day and does a bit even when it's not sunny. So whats the difference? Why do people spend £7000 on solar water heating systems?

Best answer:

Answer by BMSfirst,

good job, it really isnt that difficult, but most people [...]

Fan-Tastic Vent 01100WH Endless Breeze 12V Fan

Instant air flow Portable Free-Standing Compact Light-Weight (under 5 pounds)

Endless Breeze 12 Volt Fan features instant air flow, portable, free-standing, compact, light-weight (under 5 pounds), multi-purpose, three speeds, low sound levels and low amp. Draw 12 volt plug with cord 12 inch ten blade rotary fan high air volume

List Price: $ 84.95

Price: $ 59.99

New LG Heat/Cool Energy Efficient Window Air Conditioner Cooler Unit with Remote US $379.00 End Date: Saturday May-26-2012 19:03:22 PDTBuy It Now for only: US $379.00Buy it now | Add to watch list AMANA PTAC DIGISMART ENERGY EFFICIENT AIR CONDITIONER WALL AC [...]

DIY Wind Turbine Blade DC 180 Volt Electric Generator HAWT Horizontal Axis Wind Turbine

This DIY wind turbine blade is hooked to a 180 Volt Leeson 3.8 Amp Permanent Magnet Electric Motor acting as a generator. Maximum voltage recorded at ground level was 27 volts. Maximum Watts produced was 43 watts.

what colors should tubes be for a solar water heating system?

by sielju

Question by Fynnagin F: what colors should tubes be for a solar water heating system? Solar energy can be used to heat water for a pool by running water through a series of pipes or tubes. What colour should the pipes be? What other features should this system have to improve its efficiency?

Best answer:

Answer by fill YerbootsMatt black unless you are in a seasonally very sunny area. The black absorbs heat very well, so potentially it could get hot enough to boil the water if you are in an occasionally very hot climate. Some areas use pale colours [...]