Effect of Guide Vanes on Flow and Vibroacoustic in an Axial-Flow Pump

Table 1

Coefficient of variance corresponding to four monitoring points.

	0.8Qv	1.0Qv	1.3Qv
The max value at BPF	37.97 kPa	24.67kPa	25.35 kPa
The min value at BPF	33.84 kPa	22.75kPa	22.91kPa
The mean value at BPF	35.44 kPa	23.42kPa	24.63kPa
The standard deviation	1.77k Pa	0.86kPa	1.16kPa
Coefficient of Variance	4.9%	3.6%	4.7%