Research Article

Research on Multistage Rotor Assembly Optimization Methods for Aeroengine Based on the Genetic Algorithm

Table 7

The geometric parameters of the 4-stage rotor.

ComponentCentroid coordinates of top assembly surface (mm)Measuring radius (mm)Parallelism (mm)Angle between the calibrated screw hole and the highest point (°)Number of distributed screw holes (top surface)Number of distributed screw holes (bottom surface)

Front shaft(0.0021, 0.0108, 96.5)250.0152301212
LPC(0.0156, 0.0036, 138)510.019682412
HPC(−0.0179, 0.0019, 115)180.020491224
Back shaft(−0.0121, −0.0047, 80)250.0111521212