Effect of Blade Outlet Angle on Radial Force of Marine Magnetic Drive Pump

Table 2

Amplitude of frequency domain and maximum fluctuation of radial resultant force on the impeller.

Flow	Model	Main frequency amplitude (N)	Maximum fluctuation amplitude (%)	Amplitude difference (%)
0.8Q	25	33.4	0.4153	0.1716
	30	35.7	0.5173
	35	38.4	0.5401
	40	40.6	0.5869
1.0Q	25	22.8	0.2461	0.1529
	30	26.3	0.2757
	35	27.9	0.2993
	40	31.5	0.3990
1.2Q	25	12.7	0.1405	0.1308
	30	16.5	0.1684
	35	20.1	0.2023
	40	22.6	0.2713