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Basic relations and basic equations
4 other sections not shown
angular velocity approximate bearing parameters Bootsma boundary conditions calculated cavitation pressure cavitation zone coordinate system Cut-out area derivatives differential equation dimensionless relative power element matrixes film thickness Finite Element Method flat spiral groove Floberg flow per unit Fo Tab frictional torque gas to liquid Gerbert gives F0 groove geometry groove thrust bearing grooved area height function Hydrodynamic Hydrodynamic Lubrication imin infinite number inner chamber large numbers line integral linear algebraic load capacity load carrying capacity logarithmic spiral Lund Technical University Machine Elements Division maximum dimensionless load negative pressures non-dimensional number of elements numbers of grooves optimum values pad thrust bearing pressure distribution radius ratio ratio of heights relative power loss Reynolds Sample problem shape functions shown in Fig small numbers smoothed pressure solution domain solve spiral groove bearings spiral groove problem spiral groove thrust Sweden system matrix Tensile Strength tilting pad thrust unit width viscosity