Browsing AE Research Publications by Title
Now showing items 131-150 of 182
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Parallel implementation for a mhd solver with equilibrium chemistry
(American Institute of Aeronautics and Astronautics Inc, 2020-06-08)A parallel implementation for a hypersonic MHD solver was developed. The original serial code utilizes a 4th-order modified Runge-Kutta scheme with TVD to solve the MHD equations for hypersonic flow regimes. To extend the ... -
Parametric exploration of wing-body junction flow using computational fluid dynamics
(American Institute of Aeronautics and Astronautics, 2015-09)The wing-body junction flow is investigated parametrically using computational fluid dynamics in an attempt to understand the effects of junction flow on aircraft drag, with a focus on application to large business jet or ... -
PDE-based analysis of automotive cyber-attacks on highways
(IEEE, 2017-05)This paper considers scenarios wherein a group of malicious vehicles on a highway perform a cooperative attack with the motive of creating undesirable wave effects among other vehicles on the highway. The two species of ... -
Perfectly matched layer boundary condition for two-dimensional Euler equations in generalized coordinate system
(Taylor & Francis Group, 2014-07-03)In the past, perfectly matched layer (PML) equations have been constructed in Cartesian and spherical coordinates. In this article, the focus is on the development of a PML absorbing technique for treating numerical ... -
Performance metrics for tiltrotor flight dynamics during the transition regime
(American Institute of Aeronautics and Astronautics, 2014-11)For control system design purposes, desirable locations of short period and phugoid poles with their respective damping factors and natural frequencies are specified for fixed-wing aircraft in U.S. Department of Defense ... -
Piloted simulator evaluations of an adaptive loss-of-control avoidance prediction architecture and augmented-reality pilot advisory display
(American Institute of Aeronautics and Astronautics Inc, AIAA, 2021-01)Loss-of-control in-flight has consistently been the primary contributor to air accidents worldwide. Towards mitigating aircraft loss-of-control, the General Aviation Flight Lab at Wichita State University has developed an ... -
Precision UAV collision avoidance using computationally efficient avoidance maps
(American Institute of Aeronautics and Astronautics, 2018-01-08)This paper combines the notion of avoidance maps for collision avoidance between UAVs, proposed earlier in the literature, with requirement of the UAVs returning to their originally planned path. As the return path may ... -
Predictive maintenance on aircraft and applications with digital twin
(IEEE, 2021-03-19)The concept of predictive maintenance in aiding the manufacturing and operation of equipment is moving several industries forward, allowing for a more detailed description and justification of maintenance routines. This ... -
Preliminary examination of C-130 flight loads in aerial firefighting operations
(American Institute of Aeronautics and Astronautics, Inc., 2022-06-20)In-flight recorded data from two EC-130Q and two L-382G aircraft have been used to analyze their flight loads while flown as aerial firefighters. The data was collected over the calendar years 2016-2019 and consisted of ... -
Preliminary flight loads analysis of MD-87 as a heavy airtanker
(American Institute of Aeronautics and Astronautics Inc, AIAA, 2021-01)Results of analyzing in-flight recorded data from a fleet of five MD-87 airtankers flown in support of the United States Forest Service aerial firefighting operations are reported. Data has been available from two different ... -
Preliminary investigation of flight loads of single-engine air tankers
(American Institute of Aeronautics and Astronautics, Inc., 2016-03)Operational data recorded from five agricultural aircraft are used to compare their flight loads. Four of the airframes were used as single-engine air tankers, whereas the fifth was flown exclusively for agricultural ... -
Preliminary usage analysis of md-87 flown as a heavy air tanker
(American Institute of Aeronautics and Astronautics Inc, AIAA, 2021-01)Operational data from a fleet of MD-87 airtankers flown in support of the United States Forest Service aerial firefighting operations have been analyzed for airframe usage. The aircraft were equipped with two different ... -
Preliminary wind tunnel survey results for a vortex generated by a flat plate
(American Institute of Aeronautics and Astronautics, 2022-06-20)Preliminary results of wingtip vortex surveys in the midfield wake of a flat plate wing of with AR = 6 at Rec between 1.7 x 105 and 2.6 x 105 are presented. Wake surveys using a conventional 7-hole probe were conducted at ... -
Pursuit evasion games using collision cones
(American Institute of Aeronautics and Astronautics, Inc., 2018-01-07)This paper presents a preliminary study into the use of collision cones in analyzing pursuit evasion games between two objects of arbitrary shapes. A two-player pursuit evasion game is considered, wherein a single pursuer ... -
A quantum neural network computes its own relative phase
(IEEE, 2013-04-17)Complete characterization of the state of a quantum system made up of subsystems requires determination of relative phase, because of interference effects between the subsystems. For a system of qubits used as a quantum ... -
Quaternion-Based Coordinates for Nonsingular modeling of high-inclination orbital transfer
(American Institute of Aeronautics and Astronautics, 2014-09)Recently, the potential of electric propulsion (EP) for orbit transfer of scientific or commercial satellites has begun to be recognized both by satellite manufacturers and providers [1,2]. The increasing interest in EP ... -
Real-time adaptive optimal prediction of safe control spaces and augmented-reality head-up displays towards aircraft loss-of-control mitigation
(American Institute of Aeronautics and Astronautics Inc, AIAA, 2021-01)Predictive systems capable of alerting pilots to impending entry into a loss-of-control event have potential to improve safety in flight. Towards this end, the General Aviation Flight Lab at Wichita State University has ... -
Real-time adaptive prediction of loss-of-control margins on a fourth order aircraft
(American Institute of Aeronautics and Astronautics Inc., 2019-01-06)Loss-of-Control events continue to be the most significant contributing factor to air accidents worldwide. Predictive systems capable of warning pilots of impending entry into control loss have the potential to further ... -
Real-time Google Glass Heads-Up Display for rapid air-traffic detection
(American Institute of Aeronautics and Astronautics, Inc., 2018-01)As airspace becomes increasingly crowded, the need for next-generation traffic-advisory systems for pilots has become more crucial. To this end, a heads-up advisory display is developed within the Google Glass platform to ... -
Regional CubeSat constellation design to monitor hurricanes
(IEEE, 2021-11-13)State-of-the-art weather forecasting systems depend on a variety of data collected by airborne, orbiting, and ground sensors. Regional CubeSat constellations have the potential to improve hurricane forecasting by collecting ...