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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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Hydrodynamic journal bearings in liquid sodium, discussing stability characteristics of different geometries and wear at high temperatures
An ohmmeter is used as a sensor to determine when the lubricating oil in a high speed journal bearing becomes depleted.
Herring bone-groove geometry effects on stability of gas lubricated journal bearing
High revolutions per minute rotor stability of herringbone-grooved gas-lubricated journal bearings
Electronic visualization technique for studying dynamic behavior of gas journal bearing
Theoretical analysis of pressure distribution, load capacity, load angle, and friction force for single-step concentric journal bearing
Hydrodynamic journal bearings in liquid sodium, discussing stability characteristics of different geometries and wear at high temperatures
Gas lubricated hybrid journal bearings with external pressure, noting load capacity and stability in steady state and dynamic analyses
Pivoted pad journal gas bearing performance from experimental study of Brayton cycle turbocompressor designed for space power system
Herringbone grooved gas lubricated journal bearing stability, testing effects of geometries and clearances on onset speed for half frequency whirl
Optimizing bearing length and permissible axis curvature alleviates distortion of film gap of gas lubricated journal bearing in deployment mechanisms. Required bearing length is divided into two shorter bearings interconnected by links which allow satisfactory conformity with the bent, load-carrying member.
Theory and clearance effects on stability of water lubricated herringbone-groove journal bearings
Theoretical analysis of pressure distribution, load capacity, attitude angle, and friction force for eccentric Rayleigh step journal bearing - infinite length solution
Small eccentricity stability analysis for externally pressurized gas lubricated bearings with journal rotation
Power loss experiments on herringbone grooved, gas lubricated journal bearings
Load and stiffness characteristics of rotating externally pressurized air journal bearings
Stability of water lubricated herringbone groove journal bearings
Air flow and attitude angle compared with theory for rotating externally pressurized air journal bearings