Design and Development of Turbodrill Blade Used in Crystallized Section

Table 1

Target performance parameters of turbodrill ().

Items/unit	Value
Outside diameter/mm	127
Working flow/L·s^−1	10~15
Rotation speed/r·min^−1	200~500
Pressure drop/MPa	5
Rated torque/N·m	800~1200
Drilling fluid density/kg·m^−3	1000~2000