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Chapter
An Improved Differential Dynamic Programming Approach for Computational Guidance
Differential dynamic programming (DDP) is a well-recognized method for computational guidance due to its fast convergence characteristics. However, the original DDP requires a predefined final time and cannot ...
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Article
Multiscale concurrent topology optimization for structures with multiple lattice materials considering interface connectivity
Ensuring connection between different lattice materials is a very aspect of topic in multiscale concurrent topology optimization methods. This paper presents a novel approach to design structures that comprise...
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Chapter and Conference Paper
Airborne Vision Based Target Motion State Estimation for UAV Aerial Docking
This paper proposes a new target motion state estimation method for UAV aerial refueling and autonomous recovery. First, airborne vision measurement, airborne electro‐optical pod, and GPS information are fused...
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Chapter and Conference Paper
Improved Consensus-Based Bundle Algorithm for Multi-to-Multi UAV Interception
This paper purposes an algorithm to achieve task allocation of heterogeneous UAV swarm to multiple mission targets constrained by time windows. First, a complete mathematical model for task assignment problem ...
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Chapter and Conference Paper
A New Biased Proportional Navigation Guidance for Decelerating Targets
This paper aims to suggest a new type of biased proportional navigation guidance (PNG) for a target that undergoes a considerable deceleration during a homing engagement. To this end, the exact collision cours...
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Article
Topology optimization for structure with multi-gradient materials
Functionally gradient materials (FGM) widely exist in biological structures, which offer indispensable support and potential protection. In this paper, we expand topology optimization for coated-base materials...
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Article
Reservoir Regulation for Control of an Ancient Landslide Reactivated by Water Level Fluctuations in Heishui River, China
Due to the complex geological processes of Qinghai-Tibet Plateau, numerous deposits, especially the large-scale ancient landslide deposits, are characteristic features of the valleys incised in southwestern Ch...
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Article
Investigation on Physical Meaning of Three-loop Autopilot
This paper aims to reveal the hidden physical meaning or the working principle of the three-loop autopilot. First, the minimal control structure that ensures the desired dynamic characteristics is analyzed. Th...
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Chapter
Optimal Integrated Waypoint Following and Obstacle Avoidance Guidance Law
This chapter addresses the problem of energy-optimal waypoint-following guidance for an UAV with the consideration of arbitrary number of obstacles. The proposed guidance law is derived as a solution of a line...
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Chapter
Introduction of Optimal Guidance
Guidance is one of the key parts of modern aerospace vehicles since it enables improved autonomy by guiding the vehicle to approach a specific stationary/dynamic position. Optimal control theory is known as a ...
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Chapter
Gravity-Turn-Assisted Optimal Intercept Angle Guidance Law
This chapter develops a new optimal gravity-turn-assisted intercept angle guidance law for an exo-atmospheric interceptor. The analytical guidance command is derived as a solution of a finite-time optimal regu...
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Chapter
Optimal Trajectory Sha** Guidance Law with Seeker’s Field-of-View Constraint
This chapter proposes a new trajectory sha** guidance law for impact time control and impact angle control with seeker’s field-of-view (FOV) limit. The proposed guidance law is derived by using the concept o...
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Chapter
Optimal Proportional-Integral Guidance Law
This chapter proposes a new optimal guidance law based on PI concept to reduce the sensitivity to unknown target maneuvers. By augmenting the integral ZEM as a new system state, a linear quadratic optimization...
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Chapter
Energy-Optimal Waypoint-Following Guidance Law Considering Autopilot Dynamics
This chapter addresses the problem of energy-optimal waypoint-following guidance for a UAV with the consideration of a general autopilot dynamics model. The proposed guidance law is derived as a solution of a ...
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Chapter
Optimal Error Dynamics in Missile Guidance
This chapter investigates the optimal convergence pattern of the tracking error that frequently appears in missile guidance problems and proposes an optimal error dynamics for guidance law design to achieve va...
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Chapter
Linear Observability-Enhancement Optimal Guidance Law
This chapter proposes a new optimal guidance law to enhance target observability for passive guidance with bearing-only measurement. A performance index that considers terminal miss distance, control effort an...
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Chapter
Gravity-Turn-Assisted Optimal Guidance Law
This chapter proposes a new optimal guidance law that directly utilizes, instead of compensating, the gravity for accelerating missiles. The desired collision triangle that considers both gravity and vehicle’s...
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Chapter
Minimum-Effort Waypoint-Following Guidance Law
This chapter addresses the problem of minimum-effort waypoint-following guidance with/without arrival angle constraints of a UAV. By utilizing a linearized kinematics model, the proposed guidance laws are deri...
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Article
Robust backstep** control for a class of nonlinear systems using generalized disturbance observer
This paper presents a new composite robust controller for a class of uncertain nonlinear systems through backstep** method and disturbance observer (DOB) technique. By designing a generalized disturbance obs...
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Article
Robust output feedback tracking control for a class of perturbed systems using NDOB and nonlinear continuous predictive control
This paper presents a new robust output feedback tracking control scheme for a class of higher-order uncertain systems. Since traditional nonlinear continuous predictive control requires accurate system model ...
