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

Table 9

The experimental results of the 4-stage rotor.

Assembly strategy	The optimal solution of the 2nd stage (°)	The optimal solution of the 3rd stage (°)	The optimal solution of the 4th stage (°)	Coaxiality (mm)	Unbalance (g·mm)
Strategy-1	30	15	180	0.074	133
Strategy-2	30	60	150	0.136	67
Strategy-3	30	30	120	0.086	89