CONFORTO PASSIVO FINNED TUBES VASSOURAS GEOMAGNETIC OBSERVATORY TILTING-PAD BEARINGS EXPERIMENTAL TESTS GAS FOIL BEARING ICE FORMATION INSTABILITY ANALYSIS ENERGY HARVESTER JANELA PASSIVA AXIAL FINS PHASE CHANGE MATERIAL ARMAZENAMENTO EM CALOR LATENTE OVALIZATION FAULT JANELAS TERMICOS VIDRO TERMICO VIBRATORY MACHINERY ENERGY STORAGE THERMAL EFFECTS PCM STORAGE MODELAGEM NUMÉRICA STARVATION ICE-ON COIL THERMAL STORAGE EXPERIMENTAL VALIDATION PIVOT FLEXIBILITY GEARBOX COMPRESSION MODELLING OF HYDRODYNAMIC BEARINGS CONVECTIVE MODEL FAULT IDENTIFICATION THERMO-HYDRODYNAMIC MODEL GEOMAGNETICALLY INDUCED CURRENTS REFRIGERATION COMPUTATIONAL SIMULATION ROTORDYNAMICS ENRGY PLUS WIND TURBINE ELECTRIC MOTOR SOLIDIFICATION PCM CONFORTO TERMICO