Fixed-time disturbance observer-based nearly optimal control for reusable launch vehicle with input constraints - Zhang, Chaofan; Zhang, Guoshan; Dong, Qi (ISA transactions, 2022)
Keywords: Adaptive-gain sliding mode; Fixed-time disturbance observer; Input constraint; Nearly optimal controller; Reentry attitude control; Reentry attitude control; Input constraint; Nearly optimal controller; Fixed-time disturbance observer; Adaptive-gain sliding mode