A wind turbine's electricity generation varies significantly based on size and wind conditions, but typical modern utility-scale turbines generate between 2 to 3 megawatts (MW), equivalent to 2000-3000 kilowatts, while smaller residential turbines might produce only a few kilowatts.
It is common for wind turbine purchase and installation costs to be recouped within the first 5-15 years of operation. With a life expectancy of 25 years, there is a possibility of at least 10 years of profit, besides repair and maintenance costs.
This installed capacity for the year 2023 is equivalent to 3% of the usable on-shore wind energy potential of 20. In Figure 16,it is possible to see a summary indicating the amount of annual energy generated in GWh and the capacity factor of each wind farm that is in operation in.
Wind turbine blades might cease rotating due to several circumstances, such as rapid or sluggish wind speeds and adverse weather conditions. The turbines will cease spinning if they cannot get any energy from the wind or if their blades are damaged by too fast movement.
Modern cabinet installations now feature integrated systems with 5kWh to multi-megawatt capacity at costs below $400/kWh for complete energy storage solutions.