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Structures and Materials Division Research and Technology Directorate NASA Glenn Research Center

Tribology and mechanical Components Branch
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Tribology and Mechanical Components Branch - Facilities
400 kW (500 hp) Helicopter Transmission Test Stand
  • Provides full-scale helicopter main-rotor transmission testing.
  • Capacity: 400 kW (500 hp), single input 6,200-36,000 rpm, output 350 rpm
  • Powered by 150 kW (200hp) variable speed electric motor.
  • Employs closed-loop arrangement, differential torque loading mechanism.
  • Features transmission mast lift and bending load capability.
  • Simulates transmission mast lift and bending loads
  • Research: Stress, Deflection, Efficiency, Noise, Vibration,
  • Diagnostics, Gear configuration.
Interior view of the 400 kW Helicopter Transmission test Stand
 
Above: Interior view of the 400 kW Helicopter Transmission test Stand.
 

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Scale model tested in the 10x10 SWT
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Last Updated: April 21, 2009