13 citations · 68 across the 15 of their papers we have counts for
13 papers · 1 filter
Compact Formulation of the First Evolution Equation for Optimal Control Computation
Sheng Zhang, Fei Liao, Wei-Qi Qian
The first evolution equation is derived under the Variation Evolving Method (VEM) that seeks optimal solutions with the variation evolution principle. To improve the performance, i…
The Third Evolution Equation for Optimal Control Computation
Sheng Zhang, Fei Liao, Kai-Feng He
The Variation Evolving Method (VEM) that originates from the continuous-time dynamics stability theory seeks the optimal solutions with variation evolution principle. After establi…
Solve the General Constrained Optimal Control Problem with Common Integration Method
Sheng Zhang, Jin-Mei Gao
Computation of general state- and/or control-constrained Optimal Control Problems (OCPs) is difficult for various constraints, especially the intractable path constraint. For such…
Computation of Optimal Control Problems with Terminal Constraint via Modified Evolution Partial Differential Equation
Sheng Zhang, Kai-Feng He, Fei Liao
The Variation Evolving Method (VEM), which seeks the optimal solutions with the variation evolution principle, is further developed to be more flexible in solving the Optimal Contr…
On the Computation of Optimal Control Problems with Terminal Inequality Constraint via Variation Evolution
Sheng Zhang, Yan-Qing Chenq, Wei-Qi Qian
Studies regarding the computation of Optimal Control Problems (OCPs) with terminal inequality constraint, under the frame of the Variation Evolving Method (VEM), are carried out. T…
Computation of Optimal Control Problems with Terminal Constraint via Variation Evolution
Sheng Zhang, Bo Liao, Fei Liao
Enlightened from the inverse consideration of the stable continuous-time dynamics evolution, the Variation Evolving Method (VEM) analogizes the optimal solution to the equilibrium…
Aircraft trajectory control with feedback linearization for general nonlinear system
Sheng Zhang, Fei Liao, Yanqing Chen +1
The feedback linearization method is further developed for the controller design on general nonlinear systems. Through the Lyapunov stability theory, the intractable nonlinear impl…
Optimal Control Computation via Evolution Partial Differential Equation with Arbitrary Definite Conditions
Sheng Zhang, En-Mi Yong, Wei-Qi Qian
The compact Variation Evolving Method (VEM) that originates from the continuous-time dynamics stability theory seeks the optimal solutions with variation evolution principle. It is…
Computation of time-optimal control problem with variation evolution principle
Sheng Zhang, Wei-Qi Qian
An effective form of the Variation Evolving Method (VEM), which originates from the continuous-time dynamics stability theory, is developed for the classic time-optimal control pro…
Variation Evolving for Optimal Control Computation, a Compact Way
Sheng Zhang, Jiang-Tao Huang, Kai-Feng He +1
A compact version of the variation evolving method (VEM) is developed in the primal variable space for optimal control computation. Following the idea that originates from the Lyap…
Dynamic backstepping control for pure-feedback nonlinear systems
Sheng Zhang, Wei-qi Qian
A dynamic backstepping method is proposed to design controllers for nonlinear systems in the pure-feedback form, for which the traditional backstepping method suffers from solving…
Robust Tracking Guidance for Zero Propellant Maneuver
Sheng Zhang, Qian Zhao, Hai-bing Huang +1
The Zero Propellant Maneuver (ZPM) maneuvers the space station by large angle, utilizing the Control Momentum Gyroscopes (CMGs) only. A robust tracking guidance strategy is propose…
A Variation Evolving Method for Optimal Control
Sheng Zhang, En-Mi Yong, Wei-Qi Qian +1
A new method for the optimal solutions is proposed. Originating from the continuous-time dynamics stability theory in the control field, the optimal solution is anticipated to be o…