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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
Turbine Seal Test Rig
  • Tests include performance, hysteresis, endurance, rotor runout, seal offset
  • Seal inlet air temperatures from ambient to 650°C (1200°F)
  • Pressure differentials from 0 to 1720 kPa (250 psi)
  • Surface speeds to 370 m/s (1200 fps)
  • 215 mm (8.5 inch) diameter rotor or other near sizes
  • Seals tested include labyrinth, brush, and finger types
  • Measurement capability includes seal leakage rate, pressure differential, torque and seal power loss
View of the Turbine Seal Test Rig
 
Above: View of the Turbine Seal Test Rig. The test section is at far right, balance piston housing and torque-meter housing at center, and the turbine is located at the left.
 

Researchers on either side of the Turbine Seal Rig test section
 
Above: Researchers discuss a seal test on either side of the Turbine Seal Rig test section.
 


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Last Updated: April 21, 2009