SEARCH · Engineering Papers
Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Gas turbine engine shaft face seal with self acting lift augmentation preventing rubbing contact, noting disadvantages of labyrinth and conventional seals
Leakage in mechanical face seals with hydrodynamic films, noting misaligned seal theories for pumping with cavities and two fluids
General computer program for calculating axisymmetric temperature field applied to gas turbine face seal thermal deformation
Leakage in mechanical face seals with hydrodynamic films, noting misaligned seal theories for pumping with cavities and two fluids
Misalignment and eccentricity effect on face seal, discussing leakage dependence on phase angle
Eccentric face seal with tangentially varying film thickness, analyzing leakage flow proportional to eccentricity and surface waviness
Intensity and velocity distributions of thermal energy argon atoms scattered from silver /111/ face, using time of flight methods
Dielectric covered narrow radiating slots in rectangular waveguide broad face, calculating impedance from equivalent circuits
Sealing dam analysis for design of shaft face seal with self-acting lift augmentation for advanced gas turbine engines
Integral analysis of heat transfer downstream of rearward-facing step with small coolant injection
Measurement of flow distribution caused by forward facing nozzles exhausting near large cylindrical body at hypersonic speed
Analysis of compressible flow across shaft face seals
Spiral groove face seal development for SNAP 8
Design of shaft face seal with self-acting lift augmentation for gas turbine engines
Face seal performance, mass spectroscopic test fluid study and supplementary test data for supersonic turbine engine mainshaft lubrication system
Wind tunnel investigation of static pressure distributions along cylindrical surface behind shallow, three dimensional, rearward facing step of various heights
Supersonic turbulent boundary layer separation on flat plate by forward facing step, measuring mean flow field characteristics
Rotational effects on laminar subsonic compressible viscous flow across shaft face seals, noting leakage rates and pressure profiles