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Solving Multi-UAV Dynamic Encirclement via Model Predictive Control

delete2015-11-01
delete103
PRE
AI
A
Ahmed T. Hafez *
A
Anthony J. Marasco
S
Sidney Givigi
S
Shahram Yousefi
C
C.A. Rabbath
DOI:10.1109/TCST.2015.2411632delete
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Abstract

Abstract

En 中文
In order for teams of unmanned aerial vehicles (UAVs) to collaborate and cooperate to perform challenging group tasks, intelligent and flexible control strategies are required. One of the complex behaviors required of a team of UAVs is dynamic encirclement, which is a tactic that can be employed for persistent surveillance and/or to neutralize a target by restricting its movement. This tactic requires a high level of cooperation such that the UAVs maintain a desired and proper encirclement radius and angular velocity around the target. In this paper, model predictive control (MPC) is used to model and implement controllers for the problem of dynamic encirclement. The linear and nonlinear control policies proposed in this paper are applied as a high-level controller to control multiple UAVs to encircle a desired target in simulations and real-time experiments with quadrotors. The nonlinear solution provides a theoretical analysis of the problem, while the linear control policy is used for real-time operation via a combination of MPC and feedback linearization applied to the nonlinear UAV system. The contributions of this paper lie in the implementation of MPC to solve the problem of dynamic encirclement of a team of UAVs in real time and the application of theoretical stability analysis to the problem.
Keywords:
Autonomous robotics
cooperative robotics
dynamic encirclement tactic
model predictive control (MPC)
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Journal

IEEE Transactions on Control Systems Technology cover
IEEE Transactions on Control Systems Technology
IF:
3.9
Papers:
4.9K
Citations:
1.7W

Organization

Q
queens university - canada
Scholars:
1.8W
Papers: 1.7W
Citations: 29
R
royal military college - canada
Scholars:
984
Papers: 1.3K
Citations: 1