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Notes 10. A thermohydrodynamic bulk-flow model for fluid film bearings
(2009)
The complete set of bulk-flow equations for the analysis of turbulent flow fluid film bearings. Importance of thermal effects in process fluid applications. A CFD method for solution of the bulk-flow equations.
Notes 12. (a) Annular pressure (damper) seals, and (b) Hydrostatic journal bearings
(2009)
The mechanism of centering stiffness in seals. Force coefficients for short-length pressure seals. Design of annular seals: swirl brakes, impact on rotordynamics. Hydrostatic bearings in modern applications. The principle ...
Notes 04. Static load performance of plain journal bearings
(2010)
The long and short bearing models. Pressure field and fluid film forces on short length journal bearings. Equilibrium condition, load capacity and the Sommerfeld number.
Notes 00. Introduction to Hydrodynamic Lubrication
(2010)
The basic laws of friction. Fluid Film Bearings. Basic Operational Principles. Hydrodynamic and Hydrostatic Bearing Configurations. Example of rotordynamic study. Performance objectives.
Notes 13. Squeeze Film Dampers (SFDs)
(2010)
Appraisal of the art. Design considerations. Force Coefficients. Lubricant cavitation and air entrainment in SFDs. Response of a Rigid Rotor Supported on open-ended SFDs. (*) Digital video clips showing air entrainment in ...
Notes 03. Kinematics of motion in cylindrical journal bearings
(2009)
Reynolds equation for cylindrical journal bearings. Kinematics of motion and film thickness. Distinction between fixed and rotating coordinates. The pure squeeze velocity vector. Examples of journal motion.