Research Article
Cavitation Detection in Centrifugal Pump Based on Interior Flow-Borne Noise Using WPD-PCA-RBF
Figure 5
Frequency spectrum of cavitation noise at rated flow rate: (a) noncavitation stage σ = 0.048; (b) inception cavitation stage σ = 0.021; (c) severe cavitation stage σ = 0.018.
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(b) |
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