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Wind Power Density (WPD) is a quantitative measure of wind energy available at any location. It is the mean annual power available per square meter of swept area of a turbine, and is calculated for different heights above ground. Calculation of wind power density includes the effect of wind velocity and air density. [25]
Wind projects completed in 2008 accounted for about 42% of the entire new power-producing capacity added in the U.S. during the year. [110] Northern Iowa wind farm. Texas, with 27,036 MW of capacity, has the most installed wind power capacity of any U.S. state, followed by Iowa with 8,965 MW and Oklahoma with 8,072 MW. [111]
Wind power showed potential for replacing natural gas in electricity generation on a cost basis. By 2021 wind energy produced 4872 terawatts-hour, 2.8% of the total primary energy production [51] and 6.6% of the total electricity production. [52] Technological innovations continue to drive new developments in the application of wind power.
Also, wind project capital expenditure costs and maintenance costs have continued to decline. [94] In 2021, a Lazard study of unsubsidized electricity said that wind power levelized cost of electricity continues to fall but more slowly than before. The study estimated new wind-generated electricity cost from $26 to $50/MWh, compared to new gas ...
The NASA/GE MOD-1 wind turbine in Boone, North Carolina was the world's first turbine to produce 2 MW. NASA contracted with General Electric in 1978 to scale up from the MOD-0A with a 10-fold increase in power. The Mod-1 was the first wind turbine in the world to produce 2 megawatts and also General Electric's first wind turbine.
A windmill is a structure that converts wind power into rotational energy using vanes called sails or blades, by tradition specifically to mill grain , but in some parts of the English-speaking world, the term has also been extended to encompass windpumps, wind turbines, and other applications.
The wind project is paired with SunZia Transmission, a 550-mile 3-gigawatt HVDC transmission line (890 km) to carry the power to Arizona and California. SunZia Wind and Transmission are owned by the privately held American company Pattern Energy. The project reached $11B of funding in late 2023.
Wind power is a branch of the energy industry that has expanded quickly in the United States over the last several years. [1] In 2023, 421.1 terawatt-hours were generated by wind power, or 10.07% of electricity in the United States. [2] The average wind turbine generates enough electricity in 46 minutes to power the average American home for ...