AE Theses and Dissertations
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Recent Submissions
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Vortex induced vibrations: Further contributions and an energy application
(Wichita State University, 2022-12)Vortex shedding and Vortex Induced Vibrations (VIV) of bluff bodies is a fundamental problem in fluid mechanics. The ubiquity of vortex shedding and VIV in several engineering fields has meant that a significant amount ... -
Hybrid CubeSat constellation design for observing hurricanes
(Wichita State University, 2022-12)State-of-the-art weather forecasting systems depend on various data collected by airborne, orbiting, and ground sensors. Regional CubeSat constellations have the potential to improve hurricane forecasting by collecting ... -
Trailing wake vortices: Experimental and modeling comparisons
(Wichita State University, 2022-12)Available literature has demonstrated a scarcity of data collected behind simple, academic wings that were not NACA profiles. Additionally, comparison of the simplified vortex models is typically performed piecewise without ... -
Fracture toughness of DCB interlaminar 3D printed unidirectional polylactide acid tasks
(Wichita State University, 2022-05)The work in this thesis paper quantifies the mechanical property, fracture toughness (GIC), of 3D printed polylactide acid (PLA) specimens. The established data of fracture toughness were obtained using the DCB method for ... -
A method of analysis for deriving a single propeller by means of multiple engines remotely located
(Wichita State University, 1948-05)An investigation of a dual engine drive to one propeller is presented. Two engines, one on each side of a common gear box and separated from it by clutch assemblies, provide the energy for the extension shaft. This shaft ... -
Cylindrical sheet forming analysis of hexagonal cell honeycomb core using 3D finite element analysis
(Wichita State University, 2022-05)This document presents the creation of a detailed 3D numerical model of a fiberglass/phenolic hexagonal honeycomb core for studying in-plane and flexural responses. The core cell geometry was modeled in detail to be ... -
Study of architectural effects on the homogenized material properties of hyperelastic materials
(Wichita State University, 2022-05)This research aims at obtaining the material response of homogenized 3D printed elastomers under three loading conditions, uniaxial tension, equibiaxial tension, and planar tension. The finite element model of 3D printed ... -
Operational usage and flight loads analysis of C-130 aircraft used in aerial firefighting missions
(Wichita State University, 2021-12)Recorded flight data from two EC-130Q and two L-382G aircraft have been analyzed to perform operational airframe usage assessment and flight loads analysis. These aircraft were flown in support of USFS aerial firefighting ... -
Effect of flaperons on a biplane configuration
(Wichita State University, 1994-05)The use of full span flaperons on low speed biplane configurations i~ a unique synergistic concept that has yet to be evaluated. The well-executed biplane configuration is useful for performing low speed aerobatics, ... -
Computational fluid dynamics and fluid structure interaction analysis on the use of inflatable wing structures
(Wichita State University, 2021-07)The research conducted in this thesis was done to ascertain the potential of using drop-stitch panels for inflatable wing designs. This was done primarily by using 2D CFD analysis on airfoil sections approximating the shape ... -
Progressive damage analysis of pinned joints of composite plates
(Wichita State University, 2021-07)A composite payload attach fitting (PAF) is being designed and fabricated at NASA MSFC for the Block 1B heavy-lift Space Launch System (SLS).Functioning as the primary structural interface, the PAF is connected to the ... -
Artificial neural network based prediction of solar array degradation during electric orbit-raising
(Wichita State University, 2021-05)In recent years there have been some major developments in the space industry with the introduction of fully electrically propelled satellites. All-electric propulsion enables smaller and lighter satellite design that ... -
Preliminary mission design for proposed NuSol probe
(Wichita State University, 2021-05)A solar neutrino detector has never own in space. NuSol is a proposed mission to y a solar neutrino detector close to the Sun in order to conduct unique science experiments that cannot be realized by detectors on ... -
Intralaminar fracture toughness of 3D printed unidirectional composites
(Wichita State University, 2020-12)The purpose of this research was to identify the fracture toughness $(G_{Ic})$ of intralaminar specimens of 3D printed composites. Two types of polylactide acid (PLA) were tested, PLA Neat (with no reinforcement) and PLA ... -
Acoustic absorption properties of granular and 3D printed aerogels
(Wichita State University, 2020-12)Aerogel is a diverse class of nano-porous ultralight solid material. This research examines the acoustic properties of aerogel-based structures and evaluates their suitability for aircraft noise-reduction applications. ... -
Neuroadaptive observer design for spacecraft attitude control and formation attitude synchronization
(Wichita State University, 2020-12)Spacecraft attitude-tracking control problems require uncertainties and disturbances- rejecting controllers to perform well in practical scenarios. The objective of this research is to design an adaptive controller that ... -
Acoustic evaluation of the bell 699 rotor on the tiltrotor test rig in the national full-scale aerodynamics complex 40- by 80- foot wind tunnel
(Wichita State University, 2020-12)Aircraft noise is a growing problem in the air travel industry [1]. Urban air mobility (UAM) is a new movement to use rotorcraft to fly in and between large cities to alleviate ground traffic congestion [2]. Aircraft noise ... -
Characterization of the in-plane homogenized mechanical properties of a hexagonal honeycomb core
(Wichita State University, 2020-12)The in-plane homogenized elasto-plastic behavior of a hexagonal aluminum honeycomb core has been investigated using experiments and finite element analysis of an idealized representative volume element. In-plane uniaxial ... -
Evaluation of composite debris modeling method for high loading rate events
(Wichita State University, 2020-12)The objective of this study was to assess the effectiveness of debris modeling for simply connected composite laminates at high loading rates using an adaptive mesh method in Finite Element Analysis (FEA). Double shear ... -
Aircraft loss-of-control: Real-time adaptive prediction of safe control margins and pilot advisory displays
(Wichita State University, 2020-07)Predictive systems with the ability to warn pilots of impending entry into loss-of-control have the potential to improve safety in flight. Along these lines, the research documented in this dissertation has sought to develop ...
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