An algorithm based on square root unscented Kalman filter (SRUKF) was presented to solve the aeroengine health parameter estimation problem.

• 摘要设计了适用于双轴涡扇发动机健康参数估计的平方根UKF滤波算法，解决了线性片尔曼滤波器估计结果准确性依赖于线性模型精度；