Experimental Investigation of Vibration Characteristics in a Centrifugal Pump with Vaned Diffuser

Table 1

Arrangement of vibration monitoring points.

Monitoring point	M1	M2	M3	M4
Location	Outlet flange	Inlet flange	Left side of bearing casings	Right side of bearing casings
Monitoring point	M5	M6	M7	M8
Location	Right side of pump base	Left side of pump base	Left side of motor base	Right side of motor base
Monitoring point	M9	M10	M11	M12
Location	Right side of front pump cavity	Upside of front pump cavity	Left side of front pump cavity	Downside of front pump cavity
Monitoring point	M13	M14	M15	M16
Location	Left side of rear pump cavity	Upside of rear pump cavity	Right side of rear pump cavity	Downside of rear pump cavity