Browsing San Andrés, Luis by Author "San Andres, Luis"
Now showing items 1-20 of 33
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San Andres, Luis (2020-07-06)A short description on what a driver is and what a load is and how to match them. Knowledge that everybody "knows" but no one teaches it
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San Andres, Luis (2010)The basic laws of friction. Fluid Film Bearings. Basic Operational Principles. Hydrodynamic and Hydrostatic Bearing Configurations. Example of rotordynamic study. Performance objectives.
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San Andres, Luis (2008)Introduction to motion in mechanical systems. Definition of design, analysis, and testing. Steps in Modeling. Continuous and lumped parameter systems. Second Order Systems and differential equations of motion. Definitions ...
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San Andres, Luis (2009)The fundamental assumption in Lubrication Theory. Derivation of thin film flow equations from Navier-Stokes equations. Importance of fluid inertia effects in thin film flows. Some fluid physical properties
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San Andres, Luis (2008)Fundamental elements in mechanical systems: inertias, stiffness and damping elements. Equivalent spring coefficients and associated potential energy. Equivalent mass or inertia coefficients and associated kinetic energy. ...
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San Andres, Luis (2009)Derivation of Reynolds equation for laminar flow bearings. Boundary conditions and types of liquid cavitation.
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San Andres, Luis (2008)
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San Andres, Luis (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.
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San Andres, Luis (2008)Work and Energy – Single particle. Constraints – degrees of freedom. Principle of virtual work. D’Alembert Principle. Hamilton Principle. Lagrange’s equations of motion.
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San Andres, Luis (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.
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San Andres, Luis (2009)Equations of motion of a rigid rotor. The concept of force coefficients. Derivation of stiffness and damping coefficients for the short bearing. Stability analysis and the effect of cross-coupled stiffness. Effect of rotor ...
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San Andres, Luis (2009)Appropriate boundary conditions for a sound cavitation model. The basics of a universal cavitation model (algorithm).
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San Andres, Luis (2008)
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San Andres, Luis (2009)Evaluation of dynamic force coefficients in finite length bearings using a perturbation of the flow equations. Finite Element models: basic equations and their solution.
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San Andres, Luis (2008)Free & Force Vibrations of undamped MDOF systems. Orthogonality properties of natural modes. Rayleigh energy methods. Mode superposition (displacement and acceleration methods)
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San Andres, Luis (2008)
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San Andres, Luis (2009)The nature of turbulence. Turbulence equations in thin film flows. Turbulence flow models. The bulk-flow model of turbulence, Hirs’ and Moody’s friction factors.
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San Andres, Luis (2009)When fluid inertia effects are important. Bulk-flow model for inertial flows. Turbulence and inertia in short length journal bearings and open end dampers.
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San Andres, Luis (2008)
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San Andres, Luis (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.