Research papers

Automotive safety approach for future eVTOL vehicles

The eVTOL industry is a rapidly growing mass market expected to start in 2024. eVTOL compete, caused by their predicted missions, with ground-based transportation modes, including mainly passenger cars.

Clinical Study of a Wearable Remote Rehabilitation Training System for Patients With Stroke: Randomized Controlled Pilot Trial

Background In contrast to the large and increasing number of patients with stroke, clinical rehabilitation resources cannot meet their rehabilitation needs.

Enhancing livelihoods in farming communities through super-resolution agromet advisories using advanced digital agriculture technologies

Agricultural production in India is highly vulnerable to climate change. Transformational change to farming systems is required to cope with this changing climate to maintain food security, and ensure farming to remain e…

Pilot fatigue survey: A study of the mutual influence among fatigue factors in the “work” dimension

Background Fatigue risk management for pilots has received increasing attention. The existing fatigue management systems have detailed descriptions of the factors and the mutual influences among the factors that affect t…

PERCLOS-based technologies for detecting drowsiness: current evidence and future directions

Abstract Drowsiness associated with sleep loss and circadian misalignment is a risk factor for accidents and human error. The percentage of time that the eyes are more than 80% closed (PERCLOS) is one of the most validat…

The Impact of Multi-Stack Fuel Cell Configurations on Electrical Architecture for a Zero Emission Regional Aircraft

All-electric aircraft can eliminate greenhouse gas emissions during aircraft mission, but the low predicted energy storage density of batteries (=0.5 kWh/kg), and their life cycle, limits aircraft payload and range for r…

The Possibility of Using Superconducting Magnetic Energy Storage/Battery Hybrid Energy Storage Systems Instead of Generators as Backup Power Sources for Electric Aircraft

The annual growth rate of aircraft passengers is estimated to be 6.5%, and the CO2 emissions from current large-scale aviation transportation technology will continue to rise dramatically.

Artificial Intelligence-Enabled Exploratory Cyber-Physical Safety Analyzer Framework for Civilian Urban Air Mobility

Urban air mobility (UAM) has become a potential candidate for civilization for serving smart citizens, such as through delivery, surveillance, and air taxis.

Safety and reliability in aviation – A systematic scoping review of normal accident theory, high-reliability theory, and resilience engineering in aviation

A pragmatic approach to the limitations of safety management systems in aviation

Team adaptation and safety in aviation

Managing fatigue in aviation maintenance while promoting a human factors safety reporting system; a strategic approach to aviation safety

The potential rise of fatigue in commercial aviation maintenance due to Aviation Maintenance Technician (AMT) personnel shortages supports a Human Factors (HF) Fatigue Risk Management (FRM) System be introduced in all ma…

Human reliability analysis in aviation accidents: A review

In the civil aviation sector, human factors is the primary cause of many safety incidents. Aircraft flying, maintenance, and operations are the major tasks that are heavily dependent on professionals; thus, they are subj…

Research on Aviation Safety Prediction Based on Variable Selection and LSTM

Accurate prediction of aviation safety levels is significant for the efficient early warning and prevention of incidents. However, the causal mechanism and temporal character of aviation accidents are complex and not ful…

The effect of COVID-19 on self-reported safety incidents in aviation: An examination of the heterogeneous effects using causal machine learning

Introduction: Disruptions to aviation operations occur daily on a micro-level with negligible impacts beyond the inconvenience of rebooking and changing aircrew schedules.

Assessing fatigue and sleep in chronic diseases using physiological signals from wearables: A pilot study

Problems with fatigue and sleep are highly prevalent in patients with chronic diseases and often rated among the most disabling symptoms, impairing their activities of daily living and the health-related quality of life …

Safety Assured Online Guidance With Airborne Separation for Urban Air Mobility Operations in Uncertain Environments

The concept of Urban Air Mobility (UAM) proposes to use revolutionary new electrical vertical takeoff and landing (eVTOL) aircraft to provide efficient and on-demand air transportation service between places previously u…

Natural Language Processing of Aviation Safety Reports to Identify Inefficient Operational Patterns

With the growth in commercial aviation traffic and the need for improved environmental performance, strategies to lower emissions that can be implemented in the near term are necessary.

Failures Mapping for Aircraft Electrical Actuation System Health Management

This paper presents the different types of failure that may occur in flight control electrical actuation systems. Within an aircraft, actuation systems are essential to deliver physical actions.

Health management using fault detection and fault tolerant control of multicellular converter applied in more electric aircraft system

The increased cost of fuel and maintenance in aircraft system lead to the concept of more electric aircraft, moreover this concept increase the use of power electronic converters in aircraft power system.

A Future In-time Aviation Safety Management System (IASMS) Perspective for Commercial Air Carriers

Reachability based Online Safety Verification for High-Density Urban Air Mobility Trajectory Planning

This paper presents a safe and scalable real-time trajectory planning framework for high-density Urban Air Mobility (UAM). The framework extends our previously developed highly efficient Markov Decision Process (MDP) bas…

Management and intelligent control of in‐flight fuel distribution in a commercial aircraft

Fuel management is an important issue in aviation for safety and efficiency reasons. This work develops an alternative solution based on an artificial intelligent technique to the fuel distribution management problem in …

Minimising the effect of degradation of fuel cell stacks on an integrated propulsion architecture for an electrified aircraft

Proton Exchange Membrane Fuel Cells (PEMFC) are receiving interest as an electrical source of energy for aircraft propulsion electrification.

Design of hybrid-electric aircraft with fault-tolerance considerations

The potential benefits of hybrid-electric or all-electric propulsion have led to a growing interest in this topic over the past decade.

Go-around accidents and general aviation safety.

INTRODUCTION Changes in General Aviation (GA) accident rates, specifically in the go-around phase, are examined by comparing the number of accidents, the proportion of fatal accidents, and the proportion of certain cause…

Knowledge Graph - Deep Learning: A Case Study in Question Answering in Aviation Safety Domain

In the commercial aviation domain, there are a large number of documents, like accident reports of NTSB and ASRS, and regulatory directives ADs.

Impact of human factors in aircraft accident mitigation and aircraft maintenance training needs in post COVID-19 aviation

Purpose The purpose of this study is to analyze the effect of human factor training in aircraft maintenance accident mitigation and aircraft safety in post COVID-19 aviation scenarios.

Application of Augmented Reality for Aviation Equipment Inspection and Maintenance Training

In the procedure of aviation equipment maintenance, a healthy status and prior knowledge are essential to every person. Making the newcomers get familiar with their tasks rapidly and reducing human error are important is…

Application of structural topic modeling to aviation safety data

Assessment of Aircraft Engine Blade Inspection Performance Using Attribute Agreement Analysis

Background—Visual inspection is an important element of aircraft engine maintenance to assure flight safety. Predominantly performed by human operators, those maintenance activities are prone to human error.

Assessing and Advancing Safety Management in Aviation

A safety management system (SMS) is the overall set of procedures, documentation, and knowledge systems as well as the processes using them, which are employed within an organisation to control and improve its safety per…

Design of simulation-based pilot training systems using machine learning agents

The high operational cost of aircraft, limited availability of air space, and strict safety regulations make training of fighter pilots increasingly challenging.

Performance and failure analysis of a retrofitted Cessna aircraft with a Fuel Cell Power System fuelled with liquid hydrogen

The effect of safety risk management and airport personnel competency on aviation safety performance

Aviation safety performance at Wamena Indonesia airport is still relatively low, and this is shown by the high number of accidents that occurred at the airport in the 2013-2018 period, namely 20 accidents.

Effectiveness of Virtual Reality Simulations for Civilian, Ab Initio Pilot Training

Effect of Endogenous Failure Events on the Survivability of Turboelectric Distributed Propulsion System

Recent advancements in aircraft electrification have led to the introduction of turboelectric distributed propulsion (TeDP). For instance, NASA's N3X airplane aims to curb jet fuel emissions with the aid of TeDP.

Safety and security implications of crisis-driven austerity HRM practices in commercial aviation: A structural equation modelling approach

Automatic speech recognition in noise polluted cockpit environments for monitoring the approach briefing in commercial aviation

The language processing part of the overall system is described, which is a commercially available automatic speech recognition system trained on aviation specific vocabulary and strategies for dealing with cockpit noise…

Fatigue detection method for UAV remote pilot based on multi feature fusion

In recent years, UAV industry is developing rapidly and vigorously. However, so far, there is no relevant research on the fatigue detection method for UAV remote pilot, which is the core technology to ensure the flight s…

Safety and Privacy in Urban Air Mobility (UAM) - A User Centric Design Approach Providing Insights into People´s Preferences for UAM Cabin Designs

For years, manufacturers and research institutions around the world have been working on various concepts to start a new era of urban and suburban transportation for people with so-called Air Taxis.

Patient, Procedure, People (PPP): recognising and responding to intraoperative critical events.

Intraoperative critical events are rarely experienced by individual surgeons but are commonly experienced at a workforce level. Finding unfamiliar or unexpected pathology, anatomy, haemorrhage or an iatrogenic organ or s…

ANALYSIS OF GENERAL AVIATION FIXED-WING AIRCRAFT ACCIDENTS INVOLVING INFLIGHT LOSS OF CONTROL USING A STATE-BASED APPROACH

Inflight loss of control (LOC-I) is a significant cause of General Aviation (GA) fixed-wing aircraft accidents. The United States National Transportation Safety Board’s database provides a rich source of accident data, b…

Machine Learning based Prediction of Situational Awareness in Pilots using ECG Signals

Reducing aviation fatalities requires a high level of reliable real-time monitoring so that events can be predicted and prevented before they can occur.

Aviation safety training methodology

Safety management systems (SMS) are widely accepted as a way of improving safety and are currently required by the aviation regulations.

Kernel Principal Component Analysis for Structural Health Monitoring and Damage Detection of an Engineering Structure Under Operational Loading Variations

This paper highlights kernel principal component analysis (KPCA) in distinguishing damage-sensitive features from the effects of liquid loading on frequency response.

Cockpit voice recorder transcript data: Capturing safety voice and safety listening during historic aviation accidents

Cockpit Voice Recorder (CVR) transcripts capture audio data within cockpit environments. This aids the investigation of causal factors contributing to aviation accidents by revealing communication and other sounds prior …

Evaluation of a Fast Test Based on Biometric Signals to Assess Mental Fatigue at the Workplace—A Pilot Study

Non-pathological mental fatigue is a recurring, but undesirable condition among people in the fields of office work, industry, and education.

Classification and Analysis of Go-Arounds in Commercial Aviation Using ADS-B Data

Go-arounds are a necessary aspect of commercial aviation and are conducted after a landing attempt has been aborted. It is necessary to conduct go-arounds in the safest possible manner, as go-arounds are the most safety-…

Sequential deep learning from NTSB reports for aviation safety prognosis

A set of data-mining and sequential deep learning techniques are applied to accident investigation reports published by the National Transportation Safety Board in support of the prognosis of adverse events.