Detection of Inception Cavitation in Centrifugal Pump by Fluid-Borne Noise Diagnostic

Figure 7

Cavitation pattern distribution at φ = 0.098. (a) σ = 1.253; (b) σ = 0.411; (c) σ_p = 0.381; (d) σ_c = 0.301; (e) σ = 0.288.

(a)

(b)

(c)

(d)

(e)