Table 1 Main parameters of flow field simulation of ECFG.

Frontal gap Δ₀ (mm)

0.1

Rotating speed of grinding head r (rpm)

0, 1800, 3000, 4200, 6000, 12,000, 24,000

Number of through-holes on the sidewall of grinding head

0, 3, 6, 9, 12, 15, 18

Diameter of through-hole d (mm)

0.4, 0.5, 0.6, 0.7, 0.8

Electrolyte density ρ (kg × m⁻³)

1150

Kinematic viscosity coefficient of electrolyte ν (m² × s⁻¹)

1.01 × 10^–6

Electrolyte inlet pressure P_in (MPa)

0.2, 0.25, 0.3, 0.35, 0.4

Electrolyte outlet pressure P_out (MPa)

0.1