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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Versatile and structurally efficient aerial systems assembled from polyhedral rotorcraft modules
(Georgia Institute of Technology, 2022-05-03)Autonomous multirotor vehicles have become widespread tools for many industries. They are used to perform tasks for a fraction of the cost than the traditional methods they supplant and with greater safety. Most payloads ... -
TOWARD A ROBUST COMPUTATIONAL SOLUTION FOR FORMAL VERIFICATION AND VALIDATION IN MODEL-BASED SYSTEMS ENGINEERING
(Georgia Institute of Technology, 2022-05-02)The development of reliable, large complex systems depends on a systematic approach with well-established standards and practices. One of these standards is Model-Based Systems Engineering (MBSE), which adopts an approach ... -
Closed/Semi-Closed Form Solutions for Face/Core Debonds in Sandwich Beams
(Georgia Institute of Technology, 2022-05-03)Sandwich beams are highly susceptible to debonding at the interface between face and core. These debonds can grow and eventually lead to complete failure of the structure. To understand and study such debonds analytically, ... -
A Graph-Based Methodology for Model Inconsistency Identification and Robust Architecture Exploration and Analysis
(Georgia Institute of Technology, 2022-05-03)The rise in complexity in aircraft design and the move towards non-conventional architectures lead to errors discovered late when changes are costly. A leading cause is the distributed design with isolated but interdependent ... -
A Framework for Integrating Advanced Air Mobility Vehicle Development, Safety and Certification
(Georgia Institute of Technology, 2022-04-28)As urbanization continues to grow world wide, cities are experiencing challenges dealing with the increases in pollution, congestion, and availability of public transportation. A new market in aviation, Advanced Air Mobility, ... -
Computational Investigation of Separated Flow and Stall Events on Rotating Systems
(Georgia Institute of Technology, 2022-04-27)Computational Investigation of Separated Flow and Stall Events on Rotating Systems Amanda Grubb 240 Pages Directed by Dr. Marilyn Smith Rotorcraft are highly complex, dynamic vehicles with aeromechanics that are conducive ... -
Representative Data and Models for Complex Aerospace Systems Analysis
(Georgia Institute of Technology, 2022-04-28)Catalyzed by advances in data quantity and quality, effective and scalable algorithms, and high-performance computation, the data-intensive transformation is rapidly reframing the aerospace industry. The integration of ... -
Dual Solver Computational Modeling of Ship-Helicopter Dynamic Interface Aeromechanics
(Georgia Institute of Technology, 2022-05-03)Shipboard landings are a fundamental capability of naval aircraft operations and present a unique challenge to helicopter pilots due to the complex aerodynamic interactions between the ship airwake and the helicopter ... -
A plasma-wall interaction model for the erosion of materials under ion bombardment
(Georgia Institute of Technology, 2022-04-20)Understanding the evolution and behavior of materials exposed to plasma is critical for the design of future electric propulsion devices. As ions are ejected from the device generating thrust, they also impact the ceramic ... -
Bayesian, Gradient-Free, and Multi-Fidelity Supervised Dimension Reduction Methods for Surrogate Modeling of Expensive Analyses with High-Dimensional Inputs
(Georgia Institute of Technology, 2022-04-20)Modern approaches to engineering design rely on decision-support tools such as design space exploration, engineering optimization, or uncertainty quantification, to make better-informed design decisions. Such approaches ... -
NOVEL ARCHITECTURE AND MACHINE LEARNING MODELS FOR SYSTEM PROGNOSTIC AND REMAINING USEFUL LIFE PREDICTION WITH UNCERTAINTY QUANTIFICATION
(Georgia Institute of Technology, 2022-04-01)Unexpected failures in engineering systems or equipment often lead to significant disruptions and losses. A key element for maintenance planning and system safety analysis is prognostic and remaining useful life (RUL) ... -
Planning For Satellite Actuator Failures: A Falsification Approach Towards Certification of Contingency Controllers
(Georgia Institute of Technology, 2022-03-14)Today, more satellites are being launched at a rate never experienced before. This is due, in part, to the miniaturization of the technology and the increasing reliance on smaller satellites which are cheaper to build, ... -
INFORMED EXPLORATION ALGORITHMS FOR ROBOT MOTION PLANNING AND LEARNING
(Georgia Institute of Technology, 2022-05-03)Sampling-based methods have emerged as a promising technique for solving robot motion-planning problems. These algorithms avoid a priori discretization of the search-space by generating random samples and building a graph ... -
Ship and Naval Technology Trades-Offs for Science And Technology Investment Purposes
(Georgia Institute of Technology, 2022-01-14)Long-term naval planning has always been a challenge, but in recent years the difficulty has increased. The degradation of the security environment is leading toward a more volatile, uncertain, complex, and ambiguous world, ... -
TOWARDS TRACTABLE METHODS FOR FORMAL VERIFICATION OF AUTONOMY IN AEROSPACE SYSTEMS
(Georgia Institute of Technology, 2022-01-12)Formal verification techniques for control systems are developed and applied to realworld aerospace systems, including experimental platforms as well as mathematical models that contain features closely resembling those ... -
Investigating Lean Blowout of an Alternative Jet Fuel in a Gas Turbine Combustor
(Georgia Institute of Technology, 2022-01-05)In the global effort to reduce the climate impact of combustion emissions, sustainable aviation fuels offer the ease and reliability of conventional petroleum-derived jet fuels without the significant pollutant effects. ... -
Additive Manufacturing of Compliant Mechanisms for Deployable Aerospace Structures
(Georgia Institute of Technology, 2021-04-27)In the past 10 years, complex deployable structures have become common on JPL CubeSats (e.g. RainCube, MARCO, ISARA) and large-scale spacecraft (e.g. SMAP, SWOT, NISAR, Starshade). As new, ambitious missions are pursued, ... -
DEEP-LEARNING-ENHANCED MULTIPHYSICS FLOW COMPUTATIONS FOR PROPULSION APPLICATIONS
(Georgia Institute of Technology, 2021-12-17)Numerical simulation is a critical part of research into and development of engineering systems. Engineers often use simulation to explore design settings both analytically and numerically before prototypes are built and ... -
A DATA-DRIVEN METHODOLOGY TO ANALYZE AIR TRAFFIC MANAGEMENT SYSTEM OPERATIONS WITHIN THE TERMINAL AIRSPACE
(Georgia Institute of Technology, 2021-12-10)Air Traffic Management (ATM) systems are the systems responsible for managing the operations of all aircraft within an airspace. In the past two decades, global modernization efforts have been underway to increase ATM ... -
MODEL-BASED APPROACH TO THE UTILIZATION OF HETEROGENEOUS NON-OVERLAPPING DATA IN THE OPTIMIZATION OF COMPLEX AIRPORT SYSTEMS
(Georgia Institute of Technology, 2021-12-15)Simulation and optimization have been widely used in air transportation, particularly when it comes to determining how flight operations might evolve. However, with regards to passengers and the services provided to them, ...
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