Interactive Tool
Blade Length Calculator
Calculate turbine dimensions: blade length, rotor diameter, swept area and tip height.
Enter any one dimension to instantly derive the others and find the maximum blade-tip height.
Typical modern turbine: 3–5 m
Blade dimensions
How to use this tool
- Enter your values in the fields provided.
- Read the instant results below the form.
- Copy, download, print, or share your result.
💡 Good to know
All calculations use standard, published formulas and simplified assumptions so beginners can build intuition. For real projects, always consult qualified engineers and site-specific data.
Frequently asked questions
How long are blades on a modern turbine?
Typical onshore blades are 40-75 m. Large offshore blades exceed 100 m.