Collision and obstacle avoidance in unmanned aerial systems using morphing potential field navigation and nonlinear model predictive control

TJ Stastny, GA Garcia… - Journal of …, 2015 - asmedigitalcollection.asme.org
This paper presents a novel approach to collision and obstacle avoidance in fixed-wing
unmanned aerial systems (UASs), vehicles with high speed and high inertia, operating in …

A simplex architecture for intelligent and safe unmanned aerial vehicles

P Vivekanandan, G Garcia, H Yun… - 2016 IEEE 22nd …, 2016 - ieeexplore.ieee.org
Unmanned Aerial Vehicles (UAVs) are increasingly demanded in civil, military and research
purposes. However, they also possess serious threats to the society because faults in UAVs …

Guidance of multi-agent fixed-wing aircraft using a moving mesh method

AR Kim, S Keshmiri, W Huang, G Garcia - Unmanned Systems, 2016 - World Scientific
This paper presents a novel guidance logic for multi-agent fixed-wing unmanned aerial
systems using a moving mesh method. The moving mesh method is originally designed for …

Adaptive and resilient flight control system for a small unmanned aerial system

G Garcia, S Keshmiri - International Journal of Aerospace …, 2013 - Wiley Online Library
The main purpose of this paper is to develop an onboard adaptive and robust flight control
system that improves control, stability, and survivability of a small unmanned aerial system in …

Robust three-dimensional collision avoidance for fixed-wing unmanned aerial systems

TJ Stastny, G Garcia, S Keshmiri - AIAA Guidance, Navigation, and …, 2015 - arc.aiaa.org
This work considers a new” morphing” potential field navigation technique, where potential
fields morph to distribute potential cost to areas necessary for collision avoidance in the …

H-infinity gain scheduling design for the Meridian UAS for a broader range of operation and for fault tolerant applications

GA Garcia, S Keshmiri… - 2011 9th IEEE International …, 2011 - ieeexplore.ieee.org
This paper describes the design of a MIMO H-infinity gain schedule for the Meridian UAS
and illustrates its application for an extended operational range and for a moderate fault …

Theoretical modeling and computational simulation of robust control for Mars aircraft

S Oh - Ph. D. Thesis, 2014 - ui.adsabs.harvard.edu
The focus of this dissertation is the development of control system design algorithms for
autonomous operation of an aircraft in the Martian atmosphere. This research will show …

A Lattice-Based representation of temporal failures

ALR Didier, A Mota - 2015 IEEE International Conference on …, 2015 - ieeexplore.ieee.org
Undetected failures in critical control systems can be catastrophic, including the loss of
human lives or huge amounts of money. The safety assessment process aims to minimize …

Method of velocity controller design for an airbreathing hypersonic cruise vehicle

Z Wenbiao, L Dong, M Yong… - Proceedings of 2014 …, 2014 - ieeexplore.ieee.org
For air-breathing hypersonic cruise vehicles, the flight Mach number control is one of the
important control system task. The velocity of the air-breathing hypersonic cruise vehicle is …

Robust Control for Air-Breathing Hypersonic Cruise Vehicles

W Zhu - Proceedings of 2013 Chinese Intelligent Automation …, 2013 - Springer
The integral ramjet engine has gained wide popularity as one of the versatile air-breathing
engines for hypersonic flight vehicles. Due to the uniqueness of tightly integrated engine …