Browsing OSU Theses by Author "Jacob, Jamey D."
Now showing items 21-40 of 41
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High Gain Airborne Microphone Windscreen Characterization Method Using Modified Research Wind Tunnel
Banks, Joseph Andrew (2017-05-01)In recent years, UAS (unmanned aerial systems) have gained improved functionality by integrating advanced cameras, sensors, and hardware systems; however, UAS still lack effective means to detect and record audio signals. ... -
Implementation of a local path planning algorithm for unmanned aerial vehicles
Rozell, Nicholas William (2021-07)As the presence of Unmanned Aircraft Systems (UASs) become more prominent today and in the future. They are used in a variety of ways to solve solutions for a variety of tasks. UASs that are battery-powered typically have ... -
Improving Navigation Through Cooperation and Path Planning
Pabbisetty, Jayadeep (2015-05-01)The ability to reliably estimate own-states is very important for Unmanned Aerial Vehicles (UAVs) in executing their missions. Most current approaches for UAV state estimation rely on fusing inertial information from ... -
Inflow analysis for multi-rotors and the impact on sensor placement
Brenner, James (2021-07)As the usage of small multi-rotor unmanned aircraft systems (sUAS) continues to grow there is a need to understand the complex flow-field and its interactions with the propellers and the sUAS airframe. It is particularly ... -
Integration of Photovoltaic Cells into Composite Wing Skins
Leonard, James Christopher (Oklahoma State University, 2014-12-01)The integration of thin film solar cells into composite wing skins is explored by first testing and evaluating the integration of single solar cells into small composite samples with no encapsulating material, fiberglass ... -
Investigation of Scaling Effects Due to Varying Dielectric Materials in Asymmetric Surface Dielectric Barrier Discharge Actuators
Ngo, Alvin Dinh (2017-07-01)To understand completely the range of uses for asymmetric surface dielectric barrier discharge (SDBD) actuators, a thorough knowledge of how geometrical, material, and interactional changes affect the actuator is necessary. ... -
Investigation of SOLIDWORKS Flow Simulation as a Valid Tool for Analyzing Airfoil Performance Characteristics in Low Reynolds Number Flows
Wallace, Joseph Scott (2019-05-01)The majority of unmanned aerial vehicles active currently and projected to be active in the future, operate within a low Reynolds number flow regime due to their size and flight envelope. As their popularity and applicability ... -
Jet Vectoring and Vorticity Generation Using Plasma Actuators
Bolitho, Michael (Oklahoma State University, 2008-05-01)The current study examines the use of plasma actuators as flow control devices, including synthetic jet actuators, jet vectoring, and vortex generation. The study of the plasma actuators applied to flat plates is conducted ... -
Maneuvering Intruder Passive Ranging for Detect-and-Avoid
Daugherty, Jordan (2018-05-01)For the last two decades, unmanned aircraft systems (UAS) has seen much interest from both the civilian and military sector. As civilian applications expand, the issue of safety becomes more apparent. One major technical ... -
Manufacturing, Analysis, and Experimental Testing of Multi-bladed Propellers for SUAS
Bettinger, Ben Thomas (Oklahoma State University, 2012-07-01)The emergence of small UAS with infinite applications has increased the demand for improved small aircraft components. For custom built UAS, optimized propellers are rarely available off the shelf. This paper presents a ... -
Mobile ground test rig for evaluating small-scale turbojet in-flight performance and start reliability
Swart, Colton Ray (2021-05)This paper presents the design and analysis of a mobile ground test rig for small-scale turbojet engines to simulate in-flight start reliability for design changes aimed at increasing the performance of the engine. One of ... -
Mobile Propeller Dynamometer Validation
Morris, Mason Wade (Oklahoma State University, 2013-12-01)With growing interest in UAVs and OSU's interest in propeller performance and manufacturing, evaluating UAV propeller and propulsion system performance has become essential. In attempts to evaluate these propellers a mobile ... -
Novel Applications of Plasma Actuators
Ozturk, Arzu Ceren (Oklahoma State University, 2009-05-01)The current study investigates the effectiveness of two different dielectric barrier discharge plasma actuator configurations, a 3-D annular geometry for use in micro thrusters and internal duct aerodynamics and a jet ... -
Parametric Geometry Creation Methodology and Utility for the Stars Cfd Analysis Package
Fischer, Robert (Oklahoma State University, 2007-07-01)Differing methodologies and approaches for the creation of STARS CFD test case geometry models and support files were examined. The current methods for model geometry creation have been identified by past researchers as ... -
Portable Recovery System for an Unmanned Aircraft with a Straight Wing and a Tractor Propeller
Delano, Brian A. (2019-07)The recovery system development effort for an unmanned aircraft (UA) has been documented and examined. The development effort existed to satisfy a customer's need to recover an 80 lb aircraft on unimproved terrain. The ... -
Powered Paraglider Longitudinal Dynamic Modeling and Experimentation
Gibson, Colin Parker (2016-12-01)Paragliders and similar controllable decelerators provide the benefits of a compact packable parachute with the improved glide performance and steering of a conventional wing, making them ideally suited for precise high ... -
Project Monarch: The application of Ludwig Prandtl's bell-curve span loading to a straight, high performance sailplane wing
Kelly, Cole (2021-07)This thesis focused on the design considerations and application of Ludwig Prandtl's 1933 bell-curve span load to a high performance, straight aircraft wing. Sailplanes are designed to maximize lift-to-drag ratio and reduce ... -
Small Unmanned Aircraft Systems Operational and Traffic Management Considerations
Barbeau, Zachary Paul (2017-07-01)A substantial growth in the number of unmanned aircraft systems (UAS) operating within U.S. national airspace is projected through the next two decades. Regulations for small UAS weighing under 55 pounds have been enacted ... -
Sparse data-driven modeling framework for non-linear fluid flows
Lu, Chen (2017-12)Although fluid flows have been successfully modeled using the Navier-stokes equations, there exists only a limited class of flows for which exact analytical or numerical solutions are feasible at this time. For many practical ... -
This blows?: Evaluation of additive manufactured five hole probes for unmanned system based wind measurements
Hickman, Kyle (2021-07)A deep understanding of the wind in the atmosphere is becoming valuable as unmanned aerial systems (UAS) are integrated into the National Airspace System. Unmanned vehicles are also becoming a key tool in weather observation ...