Aviation Commons^™

Drought Effects On Part 121 Operations In California, Brian Robert Barlotta, Steve Na, Vivek Sharma, Brooke E. Wheeler

Aeronautics Student Publications

This study examined whether Part 121 flight disruptions (delays, cancellations, diversions) differed between drought and non-drought periods at the five busiest airports in California from 2004 to 2024. There were no significant differences in disruptions between drought seasons for any of the variables.

Drone In Sight: Studying The Rates Of Uas Sightings Near Airports By Month, November 2019 To December 2024, Ethan Akers, James Hart Arnold, Travis Coleman, Vivek Sharma, Brooke Wheeler

Aeronautics Student Publications

A weak, decreasing trend was found in monthly UAS (also

known as Unmanned Aerial Vehicle or Drone) sightings near

airports (FAA, 2025), but it was not statistically significant.

There was a significant difference in UAS sightings by month of

the year between November 2019 and December 2024, with a

more sightings in summer months.

Annual Bird Strike Reports Per Airport Operation By Different Runway Configurations In The 11 Contiguous Western States Of The United States, Hyunyoung Jang, Jiin Jang, Constantine Anthony Pagent, Vivek Sharma, Brooke E. Wheeler

Aeronautics Student Publications

This study examined differences in annual bird strike reports per operation by runway configuration: parallel runway and intersecting runway. Results supported that parallel runways experience higher annual bird strike reports per operation compared to intersecting runways, indicating a configuration-based risk pattern.

Trends In Annual Reported Laser Strikes Per Aircraft Operations In The United States From 2010-2024​, Charles J. Prenaveau, Aidan B. Chen, Brooke Wheeler

Aeronautics Student Publications

Laser strikes targeting aircraft have increased in the United States from 2010 to 2024, even when adjusted for the number of aircraft operations. This trend poses a growing threat to aviation safety.

G.W.A.I.H.I.R. Guided Wing Aircraft For Intelligent Hybrid Insertion And Recovery, Abdirahman Ahmed Shirwa, Zach Richards, Derek Harwood, Alex Duncan

Senior Design Project For Engineers

The paper outlines the conceptual and preliminary design of a hybrid vertical takeoff and landing (VTOL) heavy lift unmanned aerial vehicle (UAV) for autonomous cargo transport missions. The primary design objective was to create an aircraft capable of carrying a 15 kg payload over a range of 33 km, achieving a top cruise speed of 45 km/h and maintaining an endurance capacity of at least 90 minutes.

A comprehensive literature review informed key design decision, including airfoil selection, structural material, propulsion system configuration, and control. Key requirements were established early in the design process, such as payload capacity, energy efficiency, …

Quantifying The Transfer Effectiveness Of An Artificial Intelligence-Based Simulator Pre-Training Program For Student Pilots, Ryan Guthridge

Journal of Aviation/Aerospace Education & Research

Since the airline pilot shortage was initially studied in 2016, the pilot hiring model has been significantly impacted, with airlines hiring qualified pilots at unprecedented rates. The COVID-19 pandemic has slowed this hiring rate, however it is expected that airline hiring will soon increase to a rate higher than initially expected (Bureau of Transportation Statistics, 2022). With this dynamic, certified flight instructors are often the most qualified recruits for airlines, due to the number of hours and experience they have gained in the flight training organization. In turn, certified flight instructors are in short supply for flight training organizations worldwide. …

Analysis Of Public Acceptance Of Urban Air Mobility (Uam) Based On Air Travel Frequency, Seuggyun Jin, Kim O. Chambers

Journal of Aviation/Aerospace Education & Research

Urban Air Mobility (UAM) is an innovative air transportation system designed for efficient travel in urban and suburban areas, offering significant time saving compared to traditional ground transportation. However, concerns about UAM services, such as safety and noise, remain prominent. Understanding public acceptance of UAM is crucial to identifying potential customers and ensuring the sustainability of commercial UAM operations. This study utilizes an online survey from a total of 254 consumer attitudes on the scales of reliability, usefulness, behavioral intention, safety, and concerns to examine public acceptance of UAM based on people's air travel frequencies. Using a one-way ANOVA, the …

The Influence Of Social Achievement Goals On Grit In Aviation Education, Austin T. Walden

Journal of Aviation/Aerospace Education & Research

Aviation students have multiple ways of persisting and persevering in their aviation education, and they do not learn in a vacuum. Their social goals may help explain why some aviation students show more grit than others in an aviation education environment. The study examined the relationship and predictive ability of social achievement goals (i.e., social development goal, social demonstration-approach goal, and social demonstration-avoid goal) to predict grit in an aviation education environment. The constructs of social achievement goals and grit have yet to be examined together in motivation research. This paper provides a new predictive model for using the two …

Analyzing The Drivers Of Airline Profitability, Brady Noble

Honors Theses

The commercial aviation industry, despite its transformative impact on global connection and economy, has historically struggled with consistent profitability. This thesis investigates the drivers of financial success within the airline industry, with a particular focus on the relationship between passenger load factors and profitability. Passenger load factors, defined as the percentage of available seats occupied by paying customers, have emerged as a key performance indicator, offering important insights into operational efficiency and revenue generation.

The study utilizes comprehensive data from the Bureau of Transportation Statistics, encompassing quarterly metrics on revenue, load factors, operating costs, and fuel prices from 2002 to …

Unleaded Aviation Fuel: Assessing Stakeholder Perceptions And Preparing An Organization For Change, Ryan Guthridge, Nicholas D. Wilson, Brandon Wild

Journal of Aviation Technology and Engineering

Since the Clean Air Act of 1996 banned the use of leaded fuel for automotive applications, leaded aviation gasoline (AVGAS) has become one of the leading sources of lead pollution in the nation due to the volume of AVGAS consumed in general aviation applications (GAMA, 2019). The Federal Aviation Administration has recently recognized this concern with the establishment of the Eliminate Aviation Gasoline Lead Emissions (EAGLE) initiative, which was formally established in February 2022 to foster an important campaign to research and inform the general aviation community on the process for transitioning to unleaded AVGAS. This essay seeks to inform …

Rfid Security For Iot Airport Infrastructure, Owen Guerra-Mondragon Saenz, Aaron Tulino, Benjamin Higgins, Philippe Shchetinin, Sawyer Hansen

Discovery Day - Prescott

Radio Frequency Identification (RFID) is a technology that uses active and passive tags to communicate via radio signals at various frequencies. Currently, it is being used in several applications in areas like merchandise tracking during transit, inventory management, access control for authorized personnel, and data sharing via Near Field Communication (NFC). RFID technology is used in airports to track both people (passengers and employees) and luggage. For employees, RFID helps control access to specific areas based on their role or hierarchy within the organization, allowing them to enter restricted zones based on their permissions. For passengers, RFID plays a crucial …

Rookies To Aces: Investigating The Intuitiveness Of Pilot Interaction For Operating Evtol Aircraft, Shivani J. Patel

Doctoral Dissertations and Master's Theses

Electric Vertical Take-Off and Landing (eVTOL) aircraft introduce unique movement dimensions beyond traditional fixed-wing and rotor-wing aircraft, requiring novel control interfaces for pilot operation. This study examines the compatibility of gesture-based control movements across participants with varying flight experience levels. This study included a total of 60 participants across four groups; novices (no real or virtual flight experience, n=30), flight simulator gamers (n=10), fixed-wing pilots (n=10), and rotor-wing pilots (n=10). Participants viewed eighteen simulated first-person eVTOL aircraft movements (e.g. pitch, roll, yaw, heave, translations) assessing their intuitive gesture inputs for the different aircraft motions. Additionally, they were asked to sketch …

U.S. Federal Aviation Administration Safety Management System Regulations: An Informal Policy Evaluation, Brian J. Roggow

Publications

The United States (US) Federal Aviation Administration (FAA) revised 14 CFR § Part 5 Safety Management Systems, effective May 28, 2024. US air carriers have one year to modify their existing Safety Management System (SMS), whereas commuter and on-demand operators, commercial air tour operators, certain production certificate holders, and certain holders of a type certificate must implement an SMS within three years. The sociopolitical and legal rule-making processes are complex. This research evaluates the most recently revised FAA SMS regulations through the lens of prevailing literature, theories, and standard practices. Policy assessments and evaluations by non-governmental stakeholders can further inform …

Exploring Strategies And Innovations In Airline Profitability Assessment: The Role Of Artificial Intelligence, Elif Degirmenci

Journal of Global Hospitality and Tourism

The airline industry's profitability assessment remains a complex yet critical aspect of strategic decision-making, spanning from hub profitability to individual flight performance. This paper explores the diverse methodologies and challenges involved in evaluating both line and network profitability, emphasizing the need for innovative approaches in reconciling variable costs associated with aircraft types and route assignments. Traditional methods are juxtaposed with innovative concepts like the Blended Aircraft Cost model, offering insights into enhancing market route profitability. Additionally, advanced methodologies such as horizontal and vertical methods are discussed, alongside the role of artificial intelligence in revolutionizing real-time profitability analysis. Through a comprehensive …

Distribution Comparisons Of Eac Cost Growth For Aircraft Work Breakdown Structure Elements, Kyle P. Marquis, Edward D. White, Brandon M. Lucas, Robert D. Fass, Jonathan D. Ritschel, Shawn M. Valentine

Faculty Publications

This article analyzes and investigates the distribution of cost growth of the Estimate at Completion (EAC) for the Work Breakdown Structure (WBS) elements of approximately 60 historical United States Acquisition Category I Research, Development, Test and Evaluation aircraft programs. Using the method of maximum likelihood in conjunction with the Akaike Information Criterion, the authors suggest that both the lognormal and Weibull distributions provide relatively good fit to EAC cost growth, with the lognormal slightly edging out the Weibull. As a summarized finding, the authors present their empirical results for the mean, coefficient of variation (CV), the 15th and 85th percentiles …

Occupational Safety Culture In Modern Aviation Maintenance, Sang-A Lee

Journal of Aviation Technology and Engineering

Aviation maintenance is paramount to the safety and efficiency of global air travel. Disturbingly, 2022 data revealed an unprecedented surge in severe injuries among aircraft maintenance technicians in the United States, prompting renewed scrutiny of the aviation maintenance occupational safety culture. In light of these developments, a systematic literature review was conducted to discern the influential factors shaping this safety culture, especially considering the industry’s rapid technological advancements. The review process involved meticulous key word searches, stringent article selection criteria, and qualitative data analysis software to interpret findings. From the synthesis of 35 peerreviewed articles, nine pivotal constructs emerged: (1) …

Aircraft Leasing And Its Effects On Ireland's Airline Sector, Aaron Christian, Jeanne Sumrall

SACAD: Scholarly Activities

The aircraft leasing industry sits at the heart of Ireland’s aviation sector, making Ireland the global leader in the business. The presence of major leasing companies’ headquarters, including Avolon, SMBC and AerCap, in Ireland, allows for country to benefit from these companies’ revenue. In return, Ireland provides the companies with supportive tax and regulatory frameworks that benefit the aviation sector. The research on this topic explores different ways aircraft leasing contributes to airline efficiency through cost reductions and fleet modernization while minimizing financial risks associated with aircraft acquisition by utilizing computer programs. Operational modeling has become an essential tool for …

Lessons Learned From The Warsaw Airport, Nathan Lienhart, Nicholas King

Purdue Road School

An overview of two recent projects that are currently under construction at Warsaw Municipal Airport. The presentation provides project background and details, along with project nuances and lessons learned.

Using Thermal Camera Drones In Beef Cattle Roundup, Justin Wyatt Clawson, Eric Galloway, Shalyn Drake, Shawn Barstow, Ross Israelsen, Michael Pate

All Current Publications

Using drones with thermal sensors can be an effective tool in finding and collecting livestock from summer mountain ranges in the West. Drones can complete searches in much less time than required on horseback in demonstrated areas. Using drones reduces the workload of the rider and horse, saving time and energy and reducing the risk of injury. With proper training and certification, livestock producers can use drones to locate cattle and perform many other cost-cutting operations.

Machine Learning Techniques To Detect Anomalies In T-38 Flight Sensor Data, Sydney M. Wekamp

Theses and Dissertations

Accurate sensors are critical for ensuring the safety of aircrew. However, detecting faulty sensors remains a significant challenge for the Test Pilot School at Edwards Air Force Base in California. Current methods rely on either student pilots identifying anomalies or waiting for sensors to fail completely before repairs are made—an approach that lacks reliability and consistency. This research aims to address these shortcomings by implementing machine learning techniques to detect sensor faults proactively. To date, applying machine learning to a dataset of this size, encompassing numerous sensors on the same aircraft, is unprecedented. The project focuses on establishing strong baseline …