利用SQP控制涡扇发动机加速过程的多目标最优化研究

Application of SQP to Multi-Object Optimization of Turbofan Engine Acceleration Control

在涡扇发动机加速过程控制中引入多目标评价函数法中的线性加权和法 ,实现发动机加速过程的双变量控制。研究过程中 ,充分考虑了涡扇发动机加速过程中的各项约束条件。仿真结果表明 ,应用多目标最优化方法来进行发动机加速最优控制是可行的 ,能充分发挥发动机的潜力 。

The control of aircraft engine acceleration is the focus in the field of aeroengine control.Sequential Quadratic Programming(SQP)based on nonlinear programming is used to control turbofan engine acceleration.Meanwhile the Linear Weighted Sum of multi object optimization has been introduced to attain double variable control in turbofan engine acceleration process.In the study every constraint of the acceleration process has been thoroughly considered.The simulation results show that the application of multi object optimization to turbofan engine acceleration control is feasible.It can bring the engine potentialities into full play and improve the acceleration performance significantly.