School of Aerospace Engineering Theses and Dissertations
Original work in partial fulfillment of a graduate degree in the School of Aerospace Engineering
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Recent Submissions
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A methodology to support relevant comparisons of Earth-Mars communication architectures
(Georgia Institute of Technology, 2018-12-11)Because of the human imperative for exploration, it is very likely that a manned mission to Mars occurs by the end of the century. Mars is one of the two closest planets to Earth. It is very similar to the Earth and could ... -
Development and validation of 3-D cloud fields using data fusion and machine learning techniques
(Georgia Institute of Technology, 2018-12-11)The impact of climate change is projected to significantly increase over the next decades. Consequently, gaining a better understanding of climate change and being able to accurately predict its effects are of the upmost ... -
A methodology for conducting design trades related to advanced in-space assembly
(Georgia Institute of Technology, 2018-12-07)In the decades since the end of the Apollo program, manned space missions have been confined to Low Earth Orbit. Today, ambitious efforts are underway to return astronauts to the surface of the Moon, and eventually reach ... -
Computational fluid dynamics simulation of three-dimensional parallel jets
(Georgia Institute of Technology, 2018-12-11)High-speed air jets are often used in industry for manufacturing thin fibers through a process known as melt-blowing (MB). In melt blowing, high-velocity gas streams impinge upon molten strands of polymer to produce fine ... -
A proactive safety enhancement methodology for general aviation using a synthesis of aircraft performance models and flight data analysis
(Georgia Institute of Technology, 2018-11-09)As general aviation (GA) industry and its operations have grown along with the aviation industry development, improving aircraft safety has been a key interest in the GA industry. According to the U.S. Department of ... -
Adaptive filtering for vision-aided inertial navigation
(Georgia Institute of Technology, 2018-11-09)A With the advent of unmanned aerial vehicles (UAVs), a major area of interest in the research field of UAVs has been vision-aided inertial navigation systems (V-INS). Many missions of UAVs often demand V-INS in more ... -
A methodology for predicting and mitigating loss of control incidents for general aviation aircraft
(Georgia Institute of Technology, 2018-11-09)In comparison with other modes of transportation, aviation has earned a clear distinction as the safest mode of travel. In recent years aviation has also achieved steady improvement in the accident rates, further distinguishing ... -
Development of multi-functional structures for small satellites
(Georgia Institute of Technology, 2018-11-13)Improvements in miniature electronics have allowed CubeSats and other small satellites to perform increasingly complex missions. In contrast to typical space missions, many small satellites are more limited by available ... -
An approach for efficient, conceptual-level aerospace structural design using the static condensation reduced basis element method
(Georgia Institute of Technology, 2018-11-06)In order to improve the energy efficiency and environmental compliance of future aircraft, the aviation industry has sought to investigate the inclusion of a variety of new technologies that are capable of enabling these ... -
A methodology for dynamic sizing of electric power generation and distribution architectures
(Georgia Institute of Technology, 2018-11-01)Electric and hybrid electric aircraft pose a significant architecture challenge, as these concepts not only deal with considerably high electrical loads, but also are extremely weight-sensitive. Ideally, a design space ... -
Turbulence-chemistry interactions for lean premixed flames
(Georgia Institute of Technology, 2018-10-09)Turbulent combustion, particularly premixed combustion has great practical importance due to their extensive industrial usage in gas turbines, internal combustion engines etc. However, the physics governing the inherent ... -
Architecture-based selection of modeling type for system of systems analysis
(Georgia Institute of Technology, 2018-08-23)A methodology for selecting computer modeling methods for system of systems problems was proposed. Two hypotheses were stated and supported by subsequent experimentation: "system architectures are very closely related to ... -
A methodology for risk-informed launch vehicle architecture selection
(Georgia Institute of Technology, 2017-11-13)Modern society in the 21st century has become inseparably dependent on human mastery of the near-Earth regions of space. Billions of dollars in on-orbit assets provide a set of fundamental, requisite services to such diverse ... -
Approaches to solving the express shipment service network design problem
(Georgia Institute of Technology, 2018-07-23)Express shipment, the delivery of same-day, overnight and two-day packages, is a multi-billion dollar industry in the United States and abroad. It has become an essential part of business operations and, with the rise of ... -
Passively stable pyramid sail to deorbit small satellites
(Georgia Institute of Technology, 2018-07-18)Orbital debris is a growing problem in low-Earth orbit, especially with a number of commercial companies intending to launch hundreds to thousands of micro-satellites into this regime with the goal of providing global ... -
Acoustic damping mechanisms of half-wave resonators in a rocket engine environment
(Georgia Institute of Technology, 2018-07-16)Combustion instabilities in rocket engines are caused by coupling between the combustion processes and pressure oscillations in a combustor, and they are characterized by the frequencies and shapes of the acoustic modes ... -
Development of a finite state coaxial rotor dynamic inflow model
(Georgia Institute of Technology, 2018-07-18)Accurate modeling of rotor inflow dynamics in flight simulations is crucial for rotorcraft performance and handling qualities evaluations. Both Pitt-Peters and Peters-He inflow models are used to predict induced inflow ... -
A state machine architecture for aerospace vehicle fault protection
(Georgia Institute of Technology, 2018-06-13)Because of their complexity and the unforgiving environment in which they operate, aerospace vehicles are vulnerable to mission-critical failures. In order to prevent these failures, aerospace vehicles often employ Fault ... -
A stochastic agent approach (SAA) for mission effectiveness
(Georgia Institute of Technology, 2018-05-15)A process for using stochastic and probabilistic agent decision-making was proposed. This process is employed to conduct a Mission Space Exploration to evaluate a wide assortment of possible matériel and non-matériel ... -
Spacecraft visual navigation using appearance matching and multi-spectral sensor fusion
(Georgia Institute of Technology, 2018-05-17)The approach taken in this research is to apply terrestrial techniques to improve spacecraft navigation. First, appearance matching is used as a common framework for both object identification and pose estimation and is ...
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