The simulation results shows that the UKF algorithm improves stability and accuracy of filter, and its performance excelled general extended Kalman filter, and the UKF has broad application prospect.

• 仿真结果表明，该算法提高了滤波的稳定性和精确性，优于一般的扩展卡尔曼滤波算法，具有广泛的应用前景。