Vibration case study – extraction fan Gustavo Gómez Doncel, IBERDROLA GENERACIÓN SAU e-mail: [email protected] Machine characteristics Electric motor 450CV (985rpm) Centrifugal fan (780rpm) Pulley transmission (12 V-belts) 6 bearings in support 2 toothed couplings Bed on 20 “antivibratic” shock absorbers Planned maintenance Periodic preventive maintenance: Greasing and lubrication of bearings and coupling Review / … Continue reading Vibration case study – extraction fan