BALL MILL GEARBOX PROBLEM Vibration
• The presence and absence of vibration at the ball mill gearmesh frequency and multiples explain most of this difference between loaded unloaded levels. 0 1 2 3 MOH MOV MOA MIH MIV MIA GIH GIV GIA GOH GOV GOA (G''SPK) MEASUREMENT POINT 1A BALL MILL, WAVEFORM LEVEL, LOADED VS UNLOADED, SEPTEMBER 2010 WAVENO LOAD WAVELOADED • Above is a plot of the waveform vibration