Open Access

Table 2

Detailed mesh information for the impeller and guide vane.

Item Elements Nodes Orthogonality (0°–90°) Expansion factor (1–20) Aspect ratio (1–100) y+
Impeller 2361664 2518784 82 1.2 13.9 66
Guide vane 1164240 1286604 74 4.9 18.2 10

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