Disregarding structural wear and tear. A turbine blade is typically in a service between 20 to 25 years. If you look at a size comparison of wind turbines that

Disregarding structural wear and tear. A turbine blade is typically in a service between 20 to 25 years. If you look at a size comparison of wind turbines that are commissioned today and those that were commissioned 25 years. You will find that the average blade length has gone up 3-4 times.