Research papers

Global Aviation System: Towards Sustainable Development

Aviation around the world has integrated into a global system. As the integration process continues, more aspects and levels of it need to be lead towards the sustainable development of the whole system via advancing str…

There is a Bias in Aviation Against Research That is Perceived to be “Easy”

The purpose of conducting research is to make contributions to the body of knowledge. In managing research studies, researchers are often forced to make decisions on a series of tradeoffs due to scarce resources.

Collegiate Aviation Pilots: Analyses of Fatigue Related Decision-Making Scenarios

According to Dawson and McCulloch (2005), indicating factors for pilot fatigue may be difficult to ascertain. However, fatigue is a probable cause in 15%-20% of all aircraft accidents (Akerstedt, 2000).

Fatigue Identification and Management in Flight Training: An Investigation of Collegiate Aviation Pilots

Objective: The purpose of this study was to evaluate collegiate aviation students’ self-awareness of their fatigue issues; to investigate possible causes of fatigue afflicting collegiate aviation students; and to investi…

Airport Policing in Pakistan: Structure, Training, and Issue

Airports are strategically and economically important installations of any country. Airports are the gateway of any country and any incidents at these gateways may harm the very aspects of a country in the comity of nati…

Determination of Parameters during Quasi-Steady Stall Maneuver Using Genetic Algorithm

The current work offers the determination of longitudinal aerodynamic derivatives during flight manoeuver at angles of attack near the stall.

Predicting the U.S. Airline Operating Profitability using Machine Learning Algorithms

With the increasing competition and cost pressures, the U.S. airline industry has explored methods to reduce operating costs and diversify revenue sources for improving financial performance.

On Atmospheric Lapse Rates

We have derived and summarized and most important atmospheric temperature lapse rates. ALRs essentially govern vertical atmospheric air stability and creation of some cloud types.

Effect of chemical reactions on the fluidic thrust vectoring of an axisymmetric nozzle

Abstract: During the last years, several thrust control systems of aerospace rocket engines have been developed. The fluidic thrust vectoring is one of them; it is simple in design and offers a substantial gain in weight…

A Comparative Aerodynamic study of Nonplanar Wings

In this work four nonplanar wing configurations were studied using the vortex-lattice method: the wing-winglet, the C-wing, the biplane, and the box wing.

An Oasis in the Hospital Desert – General Aviation Meets Medicine

Use of General Aviation and to support medical services is not novel. However, this paper is an attempt to establish a concept of a framework of using aviation, especially relatively low-operational cost fixed-wing aircr…

Dual Graphene Patch Antenna For Ka Band Satellite Applications

Currently; grapheme offers a new opportunity to use in space technology and this is due to its amazing properties like conductivity, strength, flexibility and transparency which allows us to exploit new generation of ult…

Aviation Automation and CNS/ATM-related Human-Technology Interface: ATSEP Competency Considerations

Abstract The aviation industry has, no doubt, undergone profound transformations ever since the first powered aircraft flight on December 17, 1903.

Comparison of Flow field in the proximity of A Single Planar & Wrap-around Fin

Abstract This paper analyses the results of the computational analysis between a single planar and a wrap-around fin mounted on a semi-cylindrical body.

Autonomous Airliners Anytime Soon?

This research seeks to extend the body of knowledge on factors influential in the decision to fly on an autonomous airliner as a passenger.

Generalizability of Effect Sizes Within Aviation Research: More Samples Are Needed

It is often the case that researchers attempt to generalize findings from a single convenience sample to the population. They may also wish to make the claim that the sample effect sizes they discover are reasonably simi…

Aerodynamic Design and Exploration of a Blended Wing Body Aircraft at Subsonic Speed

Blended Wing Body (BWB) is a novel aircraft concept which provides many different aerodynamic benefits over conventional aircrafts design.

Computation of Eclipse Time for Low-Earth Orbiting Small Satellites

This paper addresses a method for computing eclipse and daylight time for satellites in LEO. Continuous health-monitoring of the satellite is required for the success the mission.

Determination of Aerodynamic Forces and Control Requirement during Ground Effect

The current work delivers the effect of ground proximity on longitudinal aerodynamic forces and the elevator deflection required for trimming the aircraft.

Effects of Exit Doors and Number of Passengers on Airport Evacuation Effeciency Using Agent Based Simulation

Many factors determine the efficiency of evacuation at an airport during emergencies. These factors are very complicated and many times, unpredictable.

Optimization and Analysis of an Elite Electric Propulsion System

Abstract- Electric propulsion has a promising system to create new possibilities in this technological era as well as control the harmful gaseous emission.

Hazards Associated with Human Machine Interface in Part 121 Operations Based on ASRS Reports

Hazard identification is the first step of safety risk management within a safety management system. Hazards of human-machine interaction could exist within Part 121 operations, of which the operator is unaware.

A Trust in Air Traffic Controllers (T-ATC) Scale

Trust is a concept that cannot be easily measured. Further, trust is domain-specific. Trust is a foundational aspect of safe flight operations in the National Airspace System, and while there has been much attention to t…

The Role of Stakeholders After Development of the Baseline Scheduled Maintenance Program

The principles of systems engineering can be applied to various aviation systems. This position paper emphasizes the importance of stakeholder collaboration in the various stages of the system life cycle, where the syste…

A thrust equation treats propellers and rotors as aerodynamic cycles and calculates their thrust without resorting to the blade element method

The lift generated by a translating wing of known translational speed, lift coefficient and area is calculated by a simple equation. A propeller or rotor generating thrust share the same aerodynamic principles but their …

Adding value to numerical weather predictions for the aviation industry in South Africa.

The main objective of this study is to determine whether human forecasters at the main airports of South Africa add value to the raw numerical weather prediction model output when they provide forecast services to the av…

Double Stud Cargo Fitting Research, Alternative Cargo Clip Design and Analysis

It can be said that today's civil aviation basics began to be laid in the 1950s. This date is also important as the period in which the rules are being written and at the same time, some system solutions are produced by …

Design Guidelines for Supersonic Aircrafts in Civil Aviation

There exists no publication currently available to the scholars that address in detail, every aspect of designing a modern supersonic aircraft for civil aviation. This paper aims to resolve that issue.

Human Performance Contributions to Safety in Commercial Aviation

Effectiveness of a community based out-of-hospital cardiac arrest (OHCA) interventional bundle: Results of a pilot study.

BACKGROUND 70% of Out-of-hospital cardiac arrests (OHCA) in Singapore occur in residential areas, and are associated with poorer outcomes.

Active Control of a Morphing Wing Aircraft and Failure Analysis for System Reliability

This thesis presents the research on the design, construction, and implementation of a control system capable of controlling the AFRL morphing wing using a set of optimized equations developed by USU.

Forecasting and assessing consequences of aviation safety occurrences

Abstract Aviation safety is essential for the healthy growth and sustainability of the global economy. The implementation of Safety Management Systems to support safe service delivery has become one of the most important…

Consequences of flight crew fatigue on the safety of civil aviation

Abstract From the scientific research and accident investigations, we are aware of the effects of fatigue on our performance. The 24/7 nature of aviation business implies that fatigue will always be a risk factor.

A simplified monitoring model for PMSM servoactuator prognostics

Electromechanical actuators (EMAs) based on Permanent Magnet Synchronous Motors (PMSMs) are currently employed on various aircraft systems, and are becoming more and more widespread in safety critical applications.

Does a SWT Reverse Contagion Effect Exist from Humans to Automation?

This study examines passengers’ level of trust after a failure in a member of the flight crew. This study seeks to establish the possible presence of a reverse contagion effect wherein passenger trust in automated system…

Fatigue in primary Sjögren’s syndrome: A proteomic pilot study of cerebrospinal fluid

Objectives: Fatigue is a frequent and often disabling phenomenon that occurs in patients with chronic inflammatory and immunological diseases, and the underlying biological mechanisms are largely unknown.

Randomized controlled trial: a pilot study of a psychoeducational intervention for fatigue in patients with quiescent inflammatory bowel disease

Introduction: Fatigue is a frequent, debilitating symptom of inflammatory bowel disease (IBD). Despite this, studies report dissatisfaction among IBD patients regarding how little attention is given to fatigue-related is…

A Pilot Exploratory Proteomics Investigation of Mental Fatigue and Mental Energy.

A proteomics experiment of three samples and also three matched controls found no particular protein that has significant changes in fatigue sample upon treatment, but did note a potential association between changes in …

Development of a Collision Avoidance Validation and Evaluation Tool ( CAVEAT ) Addressing the intrinsic uncertainty in TCAS II and ACAS X

Pilot Fatigue—A Study on the Effectiveness of Flight and Duty Time Regulations for Professional Pilots in Canada

This report summarizes the findings of a study conducted in 2016-2017, which analyzed the effectiveness of flight and duty time (FDT) regulations for professional pilots in Canada.

UAV Control in Close Proximities - Ceiling Effect on Battery Lifetime

With the recent developments in the unmanned aerial vehicles (UAV), it is expected them to interact and collaborate with their surrounding objects, other robots and people in order to wisely plan and execute particular t…

Predicting Aircraft Trajectories: A Deep Generative Convolutional Recurrent Neural Networks Approach

Reliable 4D aircraft trajectory prediction, whether in a real-time setting or for analysis of counterfactuals, is important to the efficiency of the aviation system.

Molecular dynamic simulation of wet water vapour transport in porous medium

Studies of the transport of wet water vapour are relevant for various areas of human activity, including the construction and production of building materials, mining, agriculture, environmental safety of technological p…

Design, scope and focus of safety recommendations: results from aviation safety investigations

Abstract Literature and industry standards do not mention inclusive guidelines to generate safety recommendations. Following a literature review, we suggest nine design criteria as well as the classification of safety re…

Perceived Fatigue in Spinal Muscular Atrophy: A Pilot Study

Background: Fatigue is a common complaint in spinal muscular atrophy (SMA). Fatigability is well described in ambulatory SMA but the relationship to perceived fatigue has not been evaluated.

Visual Depth Mapping from Monocular Images using Recurrent Convolutional Neural Networks

A reliable sense-and-avoid system is critical to enabling safe autonomous operation of unmanned aircraft. Existing sense-and-avoid methods often require specialized sensors that are too large or power intensive for use o…

Cascade Freezing of Supercooled Water Droplet Collectives

Surface icing affects the safety and performance of numerous processes in technology. Previous studies mostly investigated freezing of individual droplets.

3D-Printed Surface Architecture Enhancing Superhydrophobicity and Viscous Droplet Repellency

Macro-textured superhydrophobic surfaces can reduce droplet-substrate contact times of impacting water droplets, however, surface designs with similar performance for significantly more viscous liquids are missing, despi…

Fluid-structure interaction of a large ice sheet in waves

With global warming, the ice-covered areas in the Arctic are being transformed into open water. This provides increased impetus for extensive maritime activities and attracts research interests in sea ice modelling.

Aviation safety