0
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
What are the advantages of wind power?
Advantages of wind power:
- Wind power is very low cost (after the initial production and installation)
- Wind power is clean (no pollution or carbon dioxide after the initial setup, apart from the comparatively minor emissions produced to manufacture, transport, erect and maintain them)
- Wind is a renewable and sustainable resource. We can use as much as we can today and there will still be more tomorrow.
- Wind power will become cheaper than fossil fuel in the next few years (when the price of carbon is added to coal and oil), and in many places already is.
- Wind turbines are self sufficient, just place them and watch 'em spin! (low maintenance, few moving parts, easy to repair)
- Many people view wind turbines as aesthetically beautiful additions to the landscape.
- Wind prices won't inflate like today's gas prices.
- The land beneath can still be used for farming or any other purpose it was used for prior to a wind turbine being erected.
- (For the US) At the moment we get our fuel (fossil fuels, mainly oil) from other countries. What would happen if one day they decided to cut off our power? Wind energy reduces US dependence on unstable, oil-producing countries.
The benefits of wind power are that it is clean, produces no emissions, and is a renewable energy source. The greatest benefit of wind power is that the energy (i.e. the "fuel") component of the delivered power is FREE.
Wind energy is provided ultimately by the sun and the rotation of the earth. The sun's radiation creates pressure differences in the atmosphere, and the rotation of the earth creates Coriolis forces. Together, these produce winds. Because wind energy comes from the sun and the earth's rotation, it is "FREE" in another aspect: it is completely non-polluting.
Wind power, delivered to where people need it, is not free of all cost however. This is because we must build expensive windmills to turn the wind energy into electricity, and transmission lines to get the power where we need it. Also, the environment in the immediate vicinity of windmills will suffer in various ways, and with the suffering is associated an additional cost. Arguably, however, the environmental costs are usually much greater for other modes of power production, such as coal fired thermal power stations. Wind power does not require the burning of fossil fuels (beyond initial manufacturing and installation) to create electricity.
How does wind energy help wind turbines work?
Wind blows on a windmill or wind turbine and makes it rotate. This can be looked at the kinetic energy in the moving air being converted to the kinetic energy of the rotating vanes. The rotating turbine turns a shaft that turns (through gears) a electrical generator. The generator produces electricity. This can be seen as the kinetic energy of the rotating vanes transferred to the kinetic energy of the generator, which converts it to electrical power. The electrical power is then sent into the electric grid.
Solar power and wind power are similar because?
both solar power and wind power are renewable sources of energy that harness natural elements to generate electricity. They are clean and sustainable alternatives to fossil fuels, helping to reduce greenhouse gas emissions and combat climate change. Additionally, both technologies have seen advancements in efficiency and cost-effectiveness in recent years, making them increasingly popular choices for energy production.
Yes, wind is a renewable source of energy that can be harnessed to produce electricity through wind turbines. Wind energy is considered clean and sustainable, as it does not produce greenhouse gas emissions during its operation.
Wind can be used as an energy source once converted. Since global warming has become such a concern to many people of today's generation, new sources of energy are being invented. One of which is the windmill, in which the blowing of the wind can be converted into energy that can be used to power homes.
Wind power can be used to generate electricity by capturing the kinetic energy of the wind with wind turbines. These turbines then convert the wind's kinetic energy into mechanical power, which can then be used to generate electricity. Wind power is a renewable energy source that produces zero greenhouse gas emissions.
Advantages of using solar energy?
Solar energy is renewable, meaning it is a sustainable source of power. It helps reduce electricity bills as sunlight is free. Solar energy also has a minimal environmental impact compared to fossil fuels, as it produces no greenhouse gas emissions.
Wind power helps us by providing a clean and renewable source of energy, reducing our reliance on fossil fuels and decreasing greenhouse gas emissions. It helps to mitigate environmental problems such as air pollution and climate change, contributing to a more sustainable future.
How does wind power produce electricity?
In essence, the wind turbine collects kinetic energy from the wind and transfers it to the generator. The blades on the turbine turn as the wind blows. As these blades move, they rotate a shaft connected to the rotor of a generator. The spinning magnets of the generator convert that rotational energy into electricity.
Wind is renewable because it is generated by the sun's uneven heating of the earth's surface, which creates air movements. As long as the sun continues to shine, the wind will keep blowing, making it an ongoing and sustainable source of energy. Additionally, harnessing wind energy does not deplete finite resources or produce harmful emissions, making it a clean and environmentally friendly option for generating electricity.
What is one way in which fossil fuels and wind power are different?
Fossil fuels are non-renewable sources of energy, while wind power is a renewable source of energy. Fossil fuels contribute to air pollution and climate change through carbon emissions, whereas wind power is clean and does not produce greenhouse gases during operation.
Although the wind does not blow all the time, we know that every year the weather patterns repeat themselves, wind has never failed and will always be there to provide energy. It is produced by the sun's energy acting on the atmosphere, and we do not need to question whether the sun's energy is renewable.
To add to that, wind power is renewable because the wind can never "run out" (and is a product of the Coriolis Effect, caused by the rotation of the earth and heat convection in the atmosphere, both natural phenomenon), so it can constantly be harnessed and used for the generation of electricity
- Oscar
Does the wind blow all the time?
No, the wind does not blow all the time. It depends on weather conditions and atmospheric pressure gradients. Wind is the movement of air from areas of high pressure to areas of low pressure, so it is not always present.
How much energy does wind produce?
The amount of energy produced by wind depends on various factors such as wind speed, turbine size, and location. On average, a single wind turbine can generate enough electricity to power around 1200 households per year. Overall, wind energy contributes around 8% of the total electricity generation in the United States.
Wind helps us by generating clean and renewable energy through wind turbines, which can provide electricity for homes, buildings, and communities. Wind can also cool down the environment and help disperse pollutants in the air, improving air quality. Additionally, wind can be harnessed for recreational activities like sailing and kite flying.
Where does wind power come from?
Wind power is generated by harnessing the kinetic energy produced by the movement of air. As wind blows, it turns the blades of wind turbines, converting the energy into electricity. Wind power is a renewable energy source that is abundant and clean.
How much energy do wind turbines produce a year?
This depends on the size of the turbine and the wind resource. A single 1MW turbine operating at a 45% production rate will generate about 3.9 million kW of electricity in a year. This would be enough to meet the needs of about 500 households per year.
The world's largest turbine, the Enercon E-126 has a rated capacity of 7.58 MW have been constructed at Emden, in Germany in 2007. Several companies are developing 10 MW turbines.
A:Once you take away the wasted fossil fuel for plants on standby, the cost of maintenance and the inefficiencies associated with the wind turbines of today you end up with about 5% of rated power. Even when running they average 8% of rating.A 1 million watt system will typically generate about 80,000 watts of power each hour. This is further offset when you add into the equation that a power plant is running in the background to supply the backup power as wind velocities change. This is further offset when you add into the equation that a power plant is running in the background to supply the backup power as wind velocities change.
Units range in size from 400 watts to a 5 megawatt system. As systems increase in size they reduce efficiency and kill more birds and bats (Massachusetts loses 100K birds a year to wind systems),
Once everything is added up they produce less power then it takes to build a unit.
A:The World Wind Energy Association, an industry organization, reported that in 2010, wind power had the capacity to generate 430 TWh annually. This is about 2.5% of total energy generated worldwide.(430 Terawatts is 430 million million kilowatt hours: 430,000,000,000,000 kWh)
What are the positive aspects of wind energy?
Wind energy is a clean and renewable energy source that helps reduce greenhouse gas emissions and combat climate change. It is abundant and widely available, making it a sustainable option for generating electricity. Wind farms can also create jobs in the construction, maintenance, and operation of the turbines, contributing to local economies.
How is wind energy converted into electrical energy?
When wind turns turbines, the turbines wheels turn belts, which in turn turns a generator. Inside the generator, a coil of copper spins between a couple of magnets. This creates an electrical field, which is made into DC current. The DC current passes through multiple rectifiers that convert the DC current into AC. AC is the type of current a typical household outlet uses. Then, the AC current runs to either your home or a power plant for distribution across several neighborhoods.
Explain the orignal source of energy for both coal and wind?
The original source of energy for coal is the sun, which captured through photosynthesis by plants that later formed into coal over millions of years. The original source of energy for wind is the sun as well, as uneven heating of the Earth's surface causes air to move, creating wind.
What is the belt of winds that carries the polar storm track called?
The belt of winds that carries the polar storm track is called the polar jet stream. It is a high-altitude, fast-flowing air current that influences weather patterns in the mid-latitudes.
For what reasons is wind power better than fossil fuels?
Wind power does not harm the envoirment
no fossil fuels are burned in the making of energy with wind power = ] i think haha
__________
They are non-polluting, renewable and efficient. Not only does the use of renewable energy sources help reduce global carbon dioxide emissions, but they also add some much-needed flexibility to the energy resource mix by decreasing our dependence on limited reserves of fossil fuels. The wind turbines can effectively generate energy as electricity for free as long as the wind is available. The wind is free and renewable, which gives an advantage compared to the contaminating fossil fuel that have already done damage to the earth's ecology.
Wind turbines will also start to make a profit if used commercially.
Unlike fossil fuels, after you've paid for the turbine they start to make energy which can be sold on to the nation grid for example. In time the amount paid for the turbine would have been recovered and then you're making money using the free energy of the wind. Cool!
Wind power works by capturing the energy from the wind with wind turbines. When the wind blows, it causes the turbine blades to spin, which drives a generator to produce electricity. This electricity can then be used to power homes, businesses, and other structures.
Professor James Blyth built the first windmill for electricity production in 1887 in Glasgow, Scotland. He harnessed the wind power and charged accumulators, which in turn were used to power his holiday cottage. He later built a similar design to power an asylum in Montrose.
How much energy can wind power produce?
The amount of energy that wind power can produce depends on various factors, including the size and efficiency of the wind turbines, the wind speed at the location, and the availability of wind resources. On average, a single large wind turbine can generate enough electricity to power hundreds of homes, while large wind farms can generate electricity for thousands of households.
