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Understanding Aerodynamics: Analyzing Airfoil Pressure Distribution

Learn about lift and drag forces on airfoils, pressure distributions, angle of attack, and blade profile data for efficient aerodynamic analysis. Explore NACA profiles and coefficients to optimize performance.

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Understanding Aerodynamics: Analyzing Airfoil Pressure Distribution

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  1. Angle of attack a Velocity Middle line Cord http://www.pagendarm.de/trapp/programming/java/profiles/NACA4.html

  2. Lift FL Drag FD c

  3. Pressure distribution around an airfoil - Pressure along the upper surface DH 0 Pressure along the lower surface + http://www.desktopaero.com/appliedaero/

  4. Lift FL Lift

  5. FL Lift coefficientCL

  6. Drag FD Drag

  7. Drag coefficientCD FD

  8. Blade profile data Angle of attack Angle of attack d v Average relative velocity

  9. Wind velocity = C w Relative velocity = V V C U Peripheral velocity = U

  10. Torque FL Trust FD U V C

  11. U V C Torque Trust U V Torque C Trust

  12. C Fthrust w M’torque Torque Trust F’thrust M’thrust

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