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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
What are the advantages of a vertical axis wind turbine over the more traditional kind?
A vertical axis wind turbine has the main shaft of the apparatus set in a vertical orientation. One advantage is that gearboxes, generators and other related equipment can be placed on the ground resulting in easier maintenance. Compared to horizontal axis wind turbines they can be placed closer together when multiple units are installed. Other claims are that they can be more efficient, quieter and more cost-effective compared to those with a horizontal axis. These claims are subject to ongoing debate among those with experience in the area.
Which country is using wind to generate electricity?
All the MEDC like Nepal, Afghanistan, Iraq and Wadiya
Although some LEDC like, America, England and Arabia. ooohhh and Canadia
How is the rooftop wind turbine different from other wind energy devices?
The rooftop wind turbine is different from other wind energy devices in that it relies on a small motor in addition to wind power, whereas other devices rely only on wind power.
The hub of a wind turbine is the central component that connects the rotor blades to the turbine's main shaft. It plays a crucial role in converting the wind's kinetic energy into mechanical energy by allowing the blades to rotate around it. The hub also houses essential components, such as the pitch control system, which adjusts the angle of the blades to optimize performance and efficiency. Additionally, it supports the weight of the rotor and contributes to the overall structural integrity of the turbine.
What is a correct statement of what occurs at a turbine during electricity production?
They are turned using steam.
Is wind power available all the time?
It's available whenever the wind is blowing. That's why the wind "farms" of
commercial windmills ... sometimes hundreds of them ... are constructed in
extensively researched and carefully selected locations.
Where is the wind farm found in Rodrigues island?
The wind farm in Rodrigues Island is located in the Plaine Corail region. It consists of several wind turbines that harness wind energy to generate electricity for the island.
What countries produce or use wind energy most?
AMERICA. In fact it has so many wind farms that it decreases the amount of pollution in the air by 1/3!
What is the meaning of wind energy?
wind energy is not a real type of energy but what is simular to you question is wind turbine:
A wind turbine is a device that converts kinetic energy from the wind, also called wind energy, into mechanical energy; a process known as wind power. If the mechanical energy is used to produce electricity, the device may be called wind turbine or wind power plant. If the mechanical energy is used to drive machinery, such as for grinding grain or pumping water, the device is called a windmill or wind pump. Similarly, it may be called wind charger when it is used to charge batteries.
What is the purpose of a wind farm?
The purpose of a wind farm is to provide quality energy in an economically friendly way through the use of wind.
What are the six parts that make up a wind turbine tower?
A wind turbine tower typically consists of six main parts: the base, which provides stability; the tower sections that stack vertically; the nacelle, which houses the generator and other components; the rotor, which includes the blades; the hub, connecting the blades to the nacelle; and the yaw system, which allows the turbine to rotate and face the wind. These components work together to efficiently harness wind energy and convert it into electricity.
How much electricity can wind power provide?
Never more than 59% of the energy in the wind. (Betz Law look it up).
In many areas wind power can provide a significant amount (20%) of the electric power used by consumers. This requires an advanced and stable grid with sufficient backup sources.
What are some important considerations when designing a wind turbine for your home?
Whether the area that you live in is windy enough to build one. Otherwise you would end up building one to find out that its useless because there is no wind in your area. Basically check that your area has wind potential.
Cost is another important factor.
How can wind destroy a community?
well it depends what kind of wind it is an d how powerful. if it's a 3-5 warning of a tornado then it would destroy it. if it's probably about 70 miles to 200 miles per hour of wind would too
How much kwh can a 1 mw wind turbine provide yearly?
If a wind turbine could operate at maximum capacity all the time a 1 MW turbine could produce 8760 MW annually.
However this is not the case, wind power is a slave to the elements, it only works when there is wind, and it only works at maximum when the wind is strong enough to spin the blades at maximum velocity. The percentage of capacity produced is variable, and can change hour to hour.
How heavy is a wind turbine propeller?
The weight of a wind turbine propeller can vary depending on its size and design, but on average, a typical propeller for a large wind turbine can weigh between 11,000 to 44,000 pounds (5,000 to 20,000 kilograms).
What are the benefits of a wind turbine?
Putting a wind turbine on your property will decrease your electricity expense and also allow you to live a greener lifestyle. It's a very environmentally conscious thing to do!
Do wind farms really produce enough energy to be productive?
Yes, wind farms can be productive in generating clean energy. They harness wind power to produce electricity, which can contribute significantly to a region's energy needs. The efficiency of a wind farm depends on factors like location, turbine design, and weather conditions.
How much voltage is getting from wind turbine at output side from one revolution?
The amount of voltage generated by a wind turbine from one revolution varies depending on the specific design and size of the turbine. On average, a small residential wind turbine can generate between 50-300 volts per revolution, while larger commercial turbines can produce several thousand volts.
What should be the speed for 2kw wind turbine to get 2kw power?
It depends on the manufacture and design of the wind turbine. Some small turbines can maximize power output with a wind speed of 10 mph. Larger turbines may be designed for higher wind speeds. Some won't even start spinning until the wind speed is over 10 mph.
How many wind turbines does it take to equal the energy from a barrel of oil?
Oil has a btu heat value of about 142000 btu's per gallon. The best power plants can convert about 25% of this to electricity.
That amounts to about 875 Kilowatts
If that is used in an hour then that can be replaced by the power of one wind turbine operating at 87% maximum capacity for 1 hour.
Unfortunately Wind turbines do not operate at that high a capacity all the time, they are limited by weather conditions, the same way solar plants are.
There will always be a need for an alternate energy source when using wind or solar power, although these alternate sources do not need to be fossil plants.
How many kilowatt's are in a wind turbine?
The Enercon E-126 has a rated capacity of 7.58 MW, has an overall height of 198 m (650 ft), a diameter of 126 m (413 ft), and is the world's largest-capacity wind turbine since its introduction in 2007. At least five companies are working on the development of a 10MW turbine.
In the United States, residential wind turbines with outputs of 2-10 kW, typically cost between $12,000 and $55,000 installed ($6 per watt), although there are incentives and rebates available in 19 states that can reduce the purchase price for homeowners by up to 50 percent, to $3 per watt. The US manufacturer "Southwest Windpower," estimates a turbine to pay for itself in energy savings in 5 to 10 years.
The American Wind Energy Association has released several studies on the small wind turbine market in the U.S. and abroad, showing that the U.S. continues to dominate the Small Wind industry. According to another organization, the World Wind Energy Association, it is difficult to assess the total number or capacity of small-scaled wind turbines, but in China alone, there are roughly 300,000 small-scale wind turbines generating electricity.
The dominant models on the market, especially in the United States, are horizontal-axis wind turbines like those manufactured by UGE
Do it yourself or DIY-wind turbine construction has been made popular by magazines such as OtherPower and Home Power, and websites such as Instructables, and by TV-series as Jericho and The Time Machine.
DIY-made wind turbines are usually smaller (rooftop) turbines of ~ 1 kW or less. These small wind turbines are usually tilt-up or fixed/guyed towers. However, larger (freestanding) and more powerful windtubines are sometimes built as well. In addition, people are also showing interest in DIY-construction of wind turbines with special designs as the Savonius, Panemone, wind turbine to boost power generation. When compared to similar sized commercial wind turbines, these DIY turbines tend to be cheaper.
Through the internet, the community is now able to obtain plans to construct DIY-wind turbines.and there is a growing trend toward building them for domestic requirements. The DIY-wind turbines are now being used both in developed countries and in developing countries, to help power homes, residences and small businesses. At present, organizations as Practical Action have designed DIY wind turbines that can be easily built by communities in developing nations and are supplying concrete documents on how to do so.
Source : Wikipedia.
