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Wind Power

Wind power is derived from the conversion of wind energy to become a useful form of energy to propel ships, make electricity or pump water. Wind is a renewable source of energy that is widely available and produces no harmful emission during operation.

2,489 Questions

Can a wind turbine power your house?

It depends. What kind of wind turbine are you talking about? A homemade wind turbine, for instance can probably power a single light bulb. Those big wind turbines can create a lot of energy. But think; what if the wind isn't blowing for a day? Would you like to be in a house with no use of electricity?

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It depends on the size of your house and electrical usage. As far back as the late 1920s at least, farmers and others were connecting automobile generators to their water pumping windmills or dedicated mills and generating small amounts of electricity. They solved the problem of windless days by using automobile storage batteries.

Is it reasonably feasible, disregarding people who are "off grid" anyway, to power a house with wind today? Generator capacity for most homes range from around 2 kW to 10 kW at a given time, depending frequency of wind and speeds, and type and shape of turbine this needs a turbine with an equivalent diameter of 12 to 25 feet. A "typical" home average is 5-kW at 18.'

Size of "foot print" and height of tower depends on type of turbine, area available, zoning laws, and physical surroundings. A small turbine can be on a tall tower to get above buildings or to raise blades above harms way, a large one can be on a tower just high enough to clear blades from ground. Zoning may limit height and minimum clearances.

Up front costs range from about 3 or 4 K $ for very small generator and tower (1kW) on up. That 'typical' system starts at least at $9,000. Depending on up front costs, cost of on grid powere, and many other factors a turbine can pay for itself can be from 6 to 30 years or even never.

What to do when the wind don't blow. Small back up solar, water, or gas powered generator. What to do when the wind don't blow, sun don't shine, creek don't run, and you're outta gas. Remain on grid, when you're not generating power you buy from grid. When you are generating power you are not using, grid buys from you. Depending on rates of grid selling retail and buying wholesale, you should at least break even, possibly make a "profit" e.g. reduce pay back time.

Storage Batteries and converters. Batteries are more efficient cost wise and over all than back in great grampaws time. Most lights dont care if they use DC, leds require it. Most motor driven appliances can be converted to DC, but most systems have a converter. Heating and cooking in non grid systems should not be electric of course.

Do wind farms use fossil fuels?

Wind farms do use fossil fuels during their construction. You need energy to make the metal poles, the blades etc.

Once the windmills are in place and working all of the energy they consume comes from wind i.e. no fossil fuels.

Story doesn't quite end there. Because you can't guarantee we are going to have a windy day the windmills often stand still and produce nothing. Power stations that burn fossil fuels - nuclear etc have to be kept running in the background and running them like this is very inefficient.

Avoiding political agenda and misguided green issues windmills don't really put anything of any use into our electrical system.

What does a gear box on a wind turbine do?

The gear box increaces the rotational speed from about 30-60. The gear box is very costly and heavy.

What are the advantages of having a wind powered car?

A wind powered car is at the current time not feasible. It is more feasible to generate energy from wind turbines and drive an electric car.

What is the total amount of power generated by wind turbines in Australia?

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What are some drawbacks to using fossil fuels?

1. Fossil furels are a non-renewable souce which means that they will run out. (We have approx. 40 years of coal left).

2. Burning fossil fuels releases toxic gases into the atmosphere which can leave the air unbreathable for birds and other airlife. It can also turn clouds of vapor into acid rain. It also increases the greenhouse gas effect which holds warmth from the sun in Earth's atmosphere which warms the planet which can have a negative effect on plant life (coral species are dying off due to the increase of temperature).

3. Cost. Fossil fuels are expensive to mine and process.

What are 15 ways to save energy using alternative resources?

  1. Pushing the use of Hydro
  2. Start building Nuclear again
  3. Get people involved with home size power systems
  4. Eliminate the grid for power distribution through single home alternatives

Where is the site of the worlds first solar and wind power bus shelter?

In Southern Africa, invented by a secondary student named moshidi dikgape wizard

Why does my Hoover Wind Tunnel turn on but doesn't turn brush?

You may have a broken belt, or on that has become loose. The owner's manual should show you how it works. Many of the vacuums have a sensor that notes when you are using the hose or the carpet part and that may have gone bad.

Which of these three choices Pressure gradient forces or Coriolis Effect or Humidity has the smallest impact on winds?

Humidity has the smallest impact on winds. While humidity does play a role in the formation of clouds and precipitation, it does not directly influence wind patterns to the same extent as pressure gradient forces or the Coriolis effect.

Making electricity from wind with motor?

the wind mills rotate and the electric generator fixed in the mill converts mechanic energy into electric energy by the principle of electromagnetic induction

How will water be used in the future?

In the future, we will continue using water for drinking, for washing ourselves, for industrial purposes, etc.

Who are DISCOM Cosumers of power?

DISCOM is short form of distribution companies. KK Sharma

Are wind turbines feasible?

Yes, wind turbines are very feasible.

There are approximately 165,000 wind turbines generating electricity world-wide. The wind industry world-wide is expected to have more generating capacity in 2015 or 2016 than the nuclear industry.

Wind turbines last 20-25 years, and while they have high up-front costs they typically pay for themselves in 2-4 years, generating profits for the remainder of the time. As fuel costs are zero and maintenance requirements are lower than for fossil-fuel generating plants, they can be a very profitable investment.

Wind energy in the best locations is currently coming in at 5-6 cents US per kilowatt hour. In a December 2011 energy auction in Brazil -- an auction where companies bid to build generating capacity -- wind farms won just under a gigawatt of the 1.2 gigawatts requested, with 39 out of the 42 winning bids. This is particularly relevant as the Brazilian auction was a completely level playing field; wind generation receives no subsidies of any kind in Brazil.

Electric energy generated from moving water is called?

Electric energy generated from a water source is typically known as hydroelectric energy.

Is there a Wind power system to generate 8900 kWh peryr?

yes, there is a wind power system to generate 85 kwh per hour( 750 mwh per year).

Does a wind turbine give a steady supply of electricity?

Rarely because all though the day there are different amounts of wind. But now they have put gears on wind turbines so that when the wind is really strong it will spin the same speed as when the wind is very week, unless there is no wind. Or you could hook it up to a battery and then the power from the battery will have a very steady supply of energy

How many wind farms does Oklahoma have?

There are around 10 Wind farms which are active (Jan 2010) for a total installed capacity of 1,130 MW

Oklahoma stands in 11th place in the list of states in US with Wind Installations were Texas being at the 1st Place with 9410 MW.

Who builds wind turbines?

There are a lot of manufacturers. The biggest in the world is Vestas, based in Denmark.

Here are some wind turbine manufacturers in the US:

  • Clipper Windpower
  • General Electric
  • Nordic Windpower
  • Northern Power Systems
  • PacWind
  • Urban Green Energy

How many wind turbines are in the UK?

As of 11 January 2009, there are 269 operational wind farms in the UK, with 2,764 turbines and 4,070 MW of installed capacity

How much money to run a wind turbine?

Costs are variable to run a wind turbine , the major cost is in the set up , after that it's just maintenance. The variables are size, power output, setup costs, etc...