Only The Best Is Good Enough

Airfoils, Inc. main pagePaper on subsonic airfoil designApplications employing Somers airfoilsMajor clientsContact informationAirfoil/application design integrationDescription of Eppler Airfoil Design and Analysis CodeLinks to othersPublications by Dan M. SomersResume for Dan M. SomersAirfoil design specificationsWhy use new airfoils?Wind-tunnel testing





Resume for Dan M. Somers

  • Bachelor of Science in Aeronautical Engineering, Purdue University, West Lafayette, Indiana, 1974
Employment History
  • President, Airfoils, Incorporated, 1980 to present
  • Research Engineer, NASA Langley Research Center, 1974 to 1989


Qualifications and Major Contributions
  • Internationally recognized expert in airfoil design, analysis, and testing
  • Developed Eppler Airfoil Design and Analysis Code with Richard Eppler
  • Chairman, Aerodynamics Committee, Technical Board, Soaring Society of America



  • S101 and S102 airfoils for general aviation aircraft
  • S201 airfoil for a cruise missile
  • S202 airfoil for a tilt-wing aircraft
  • S203 airfoil for a business jet
  • S401 and S402 airfoils for a gyroplane
  • S601 and S602 airfoils for unmanned aerial vehicles
  • SM701 airfoil for a sailplane
  • S801 through S829 and S901 through S903 airfoils for wind turbines
  • S904 and S905 airfoils for cooling-tower fans
  • NASA NLF(1)-0416, NLF(1)-0215F, NLF(1)-0315, and NLF(1)-0115 airfoils for general aviation aircraft
  • NASA NLF(1)-1015 airfoil for long-endurance aircraft
  • NASA/DLR NLF(2)-0415 airfoil for commuter aircraft
  • High-lift systems for S202 airfoil


Conducted investigations in:

  • NASA Langley Low-Turbulence Pressure Tunnel (LTPT)
  • Low-turbulence wind tunnel of Delft University of Technology Low Speed Laboratory
  • The Pennsylvania State University low-speed, low-turbulence wind tunnel
  • DLR Transonic Wind Tunnel Braunschweig (TWB)



  • 1991 Soaring Society of America Exceptional Service Award
  • 1991 R&D 100 Award for the Development of Advanced Wind Turbine Blades, with James L. Tangler and James V. Frerotte
  • 1984 NASA Langley Research Center Floyd L. Thompson Fellowship for Medium-Speed, Natural-Laminar-Flow Airfoil Design in cooperation with Universitšt Stuttgart and DLR Braunschweig



Airfoils, Incorporated Telephone: 1 (814) 357-0500
122 Rose Drive Facsimile: 1 (814) 357-0357
Port Matilda, PA 16870-7535 Email

Webpage Designed by Steve Schweitzer

© 2000 Airfoils, Incorporated.