Browsing by Department "Aerospace Engineering"
Now showing items 41-60 of 150
Design and Testing of a Gas Distribution Method for Pulsed Inductive Thrusters
(2008-12-15)
A gas distribution manifold for use in a Pulsed Inductive Thruster has been designed and tested. The Argon test gas is distributed radially outward over a flat disc from an enclosed manifold area. The manifold was designed ...
Design of a Guidance Controller Using Network Topology
(2016-08-05)
In dynamic environments, the control of a formation of unmanned vehicles remains a significant control problem on both network and guidance dynamics levels. Currently, formations of unmanned vehicles require multiple ground ...
Design Optimization of Space Launch Vehicles Using a Genetic Algorithm
(2007-08-15)
The United States Air Force (USAF) continues to have a need for assured access to space. In addition to flexible and responsive spacelift, a reduction in the cost per launch of space launch vehicles is also desirable. ...
Design Tool Development for Liquid Propellant Missile Systems
(2007-05-15)
The use of computer programs driven by genetic algorithms (GA’s) has become an increasingly popular method of optimizing engineering designs. This thesis focuses on the modeling and optimization of liquid rocket engine ...
Detached Eddy Simulations of a Simplified Tractor-Trailer Geometry
(2007-05-15)
This thesis presents a comparison of the results from the Detached Eddy Simulation (DES) turbulence model used for modeling flow over a {1/8}$^{th}$ scale simplified model of a tractor-trailer geometry (or the Ground ...
Determination of Key Parameters for Reverse Engineering Solid Rocket Powered Missiles
(2006-12-15)
This thesis examines the process of reverse engineering solid rocket powered missiles using legacy codes and a genetic algorithm (GA). Available data for reverse engineering problems might include performance characteristics ...
Determination of the Image Distance in a Plenoptic Camera
(2014-12-09)
Two methods for determining the distance between the lens of a plenoptic camera and the focal plane, known as the image distance, are presented and tested. The plenoptic
camera is a form of light field imaging, which seeks ...
Development and Implementation of a Trajectory Prediction Methodology
(2012-04-16)
Operation of unmanned aircraft in the United States' National Airspace System (NAS) is currently severely restricted, primarily due to the need to ensure adequate separation between manned and unmanned aircraft (UA). A ...
Development and uncertainty characterization of 3D particle location from refocused and perspective shifted plenoptic images
(2019-06-13)
In recent years, the development of non-invasive 3D diagnostics has become a significant
area of research due to the wide variety of available techniques and the multitude of engineering
problems that benefit from these ...
Development of 3D Background Oriented Schlieren with a Plenoptic Camera
(2015-07-30)
This dissertation investigates a novel idea of implementing background oriented schlieren (BOS) with a plenoptic camera along with its application for 3-dimensional (3D) density measurement and for depth perception (DP) ...
Development of a 3-D Fluid Velocimetry Technique based on Light Field Imaging
(2011-05-04)
A novel method for performing 3-D particle image velocimetry is developed and demonstrated. The technique is based on light field photography, which uses a dense lenslet array mounted near a camera sensor to simultaneously ...
Development of a Direct Density Measurement Technique for Aero-Optic Analysis of a High-Velocity, Compressible Flow Field
(2011-04-28)
A direct density measurement technique was developed for high-velocity, compressible flow fields using acetone planar laser induced fluorescence (PLIF). Motivation for this work was mainly aero-optics. A 4” x 4” transonic ...
Development of a High Dynamic Velocity Range Processing Scheme for Time-Resolved Particle Image Velocimetry Measurements
(2013-05-02)
The development, validation, and demonstration of a novel computational procedure to supplementally process time-resolved particle image velocimetry (TR PIV) measurements are described. The motivation for such work stems ...
Development of a High Speed Three-dimensional Flow Visualization Technique
(2007-12-15)
A high-speed three-dimensional flow visualization technique has been developed. The technique involves the generation of laser pulses at a high repetition rate, which are subsequently converted to sheets of light and ...
Development of a Multi-band Plenoptic Camera for High Temperature Measurements
(2020-05-13)
In this thesis, the development of a novel multi-band plenoptic pyrometer is discussed and applied to several applications of interest in the engineering field. The multi-band plenoptic camera is a non-contact measurement ...
Development of a one-dimensional moving window atomistic framework to model steady state shock wave propagation
(2020-04-10)
We develop a long-time, large-domain moving window atomistic framework using Molecular Dynamics (MD) to model shock wave propagation through a one-dimensional system. We implement ideas of control volume on a MD framework ...
Development of a Two Dimensional, Optically Accessible, Hybrid Rocket Motor
(2019-09-06)
Traditionally, launch vehicles and in-space vehicles use solid rocket motors (SRM) and liquid rocket engines (LRE) to propel them into and through space. However, there are many drawbacks to both propulsion systems. Hybrid ...
Development of an Actively-Cooled Imaging System for Embedded Optical Measurements in High-Speed Flows
(2023-11-15)
High speed airbreathing propulsion systems have become increasingly complex with the development of hypersonic scramjet engines. Analysis of scramjet flow structures is difficult due to extreme thermal environments and ...
Development of an Occupant and Vehicle Interaction Simulation
(2007-12-15)
The focus of this thesis was on performing a non-linear, transient occupant and structure interaction simulation. A finite element model was created of the Auburn University 2005 Baja SAE vehicle in combination with an ...
Development of an Optically Accessible High-Pressure Strand Burner and the Experimental Determination of the Burn Rate of High Temperature Thermally Degraded HTPB/AP/AL Solid Propellant Combustion
(2020-08-18)
This thesis presents initial findings from solid propellant experiments using thermally degraded hydroxyl-terminated polybutadiene, ammonium perchlorate, and aluminum powder propellants. Currently, a better understanding ...