Numerical Investigation of Performance Improvement and Erosion Characteristics of Vortex Pump Using Particle Model

Table 2

Grid details.

	Impeller (×10^4)	Volute (×10^4)	Total (×10^4)	Maximum erosion rate Er (kg/m^2s)	Efficiency η (%)
A	68.23	52.31	120.54	7.3160 × 10^−4	49.27
B	93.25	54.26	147.51	7.6744 × 10^−4	48.69
C	103.58	65.72	169.30	8.0664 × 10^−4	47.56
D	112.52	72.91	185.43	8.4373 × 10^−4	47.26
E	125.48	83.56	209.04	8.5124 × 10^−4	45.96
F	140.36	97.83	238.19	8.5113 × 10^−4	45.94