Research papers
5,883 papers · NASA NTRS, NTSB, FAA CAMI
NASA NTRS · 1,269 NTSB Safety Studies · 12 NTSB Aircraft Accident Reports · 17 Embry-Riddle Scholarly Commons · 1,993
5,883 matches
- NASA NTRS 2019 GRC Presentation
The Winter 2010 and 2011 FRONT/NIRSS In-Flight Icing Hazard Detection Project
The NASA Icing Remote Sensing System (NIRSS) deploys a vertically-pointing K-band radar, a lidar ceiliometer, and a profiling microwave radiometer to obtain measurements for diagnosing local inflight icing conditions.
- NASA NTRS 2019 KSC Presentation
Corrosion Preventive Compounds Lifetime Testing
Lifetime Testing of Corrosion Preventive Compounds (CPCs) was performed to quantify performance in the various environments to which the Space Shuttle Orbiter is exposed during a flight cycle.
- NASA NTRS 2019 MSFC Abstract
High Energy Failure Containment for Spacecraft
Objective: The objective of this paper will be to investigate advancements and any commonality between spacecraft debris containment and the improvements being made in ballistic protection.
- NASA NTRS 2019 ARC Abstract
Emergency Landing Planning for Damaged Aircraft
Considerable progress has been made over the last 15 years on building adaptive control systems to assist pilots in flying damaged aircraft.
- NASA NTRS 2019 JSC Conference Paper
International Space Station Powered Bolt Nut Anomaly and Failure Analysis Summary
A key mechanism used in the on-orbit assembly of the International Space Station (ISS) pressurized elements is the Common Berthing Mechanism (CBM).
- NASA NTRS 2019 LaRC Conference Proceedings
Synthetic Vision Workshop 2
The second NASA sponsored Workshop on Synthetic/Enhanced Vision (S/EV) Display Systems was conducted January 27-29, 1998 at the NASA Langley Research Center.
- NASA NTRS 2019 ARC Presentation
Tool-Enabled Changes in Terminal Air Traffic Controller Task and Workload Distribution
A human-in-the-loop simulation was conducted that examined an approach to adjusting airport arrivals in such a way as to enable higher departure throughput while maintaining arrival throughput.
- NASA NTRS 2019 ARC Presentation
Pre-Flight Training of Autonomic Responses for Mitigating the Effects of Spatial Disorientation During Spaceflight
The National Aeronautics and Space Administration (NASA) has identified a potential risk of spatial disorientation, motion sickness, and degraded performance to astronauts during re-entry and landing of the proposed Orio…
- NASA NTRS 2019 ARC Technical Memorandum (TM)
Current Safety Nets Within the U.S. National Airspace System
There are over 70,000 flights managed per day in the National Airspace System, with approximately 7,000 aircraft in the air over the United States at any given time.
- NASA NTRS 2019 ARC Presentation
Part 121 Taxi/Parked Ground Conflict Related Incidents
This presentation reviews voluntary safety reports received by NASA's Aviation Safety Reporting System pertaining to Part 121 Taxi/Parked Ground Conflicts.
- NASA NTRS 2019 HQ Other
Crew Management Processes Revitalize Patient Care
In 2005, two physicians, former NASA astronauts, created LifeWings Partners LLC in Memphis, Tennessee and began using Crew Resource Management (CRM) techniques developed at Ames Research Center in the 1970s to help impro…
- arXiv 2019 ARXIV arXiv preprint
A Preliminary Study on A Physical Model Oriented Learning Algorithm with Application to UAVs
This paper provides a preliminary study for an efficient learning algorithm by reasoning the error from first principle physics to generate learning signals in near real time.
- NASA NTRS 2019 ARC Presentation
Using a Crew Resource Management Framework to Develop Human-Autonomy Teaming Measures
Recent developments in technology have permitted an increased use of autonomy. To work best with humans, autonomy should have the qualities of a good team member.
- arXiv 2019 ARXIV arXiv preprint
UAV Surveillance Under Visibility and Dwell-Time Constraints: A Sampling-Based Approach
A framework is introduced for planning unmanned aerial vehicle flight paths for visual surveillance of ground targets, each having particular viewing requirements.
- NASA NTRS 2019 ARC Presentation
Terminal Sequencing and Spacing (TSS)
The Federal Aviation Administration's (FAA) Next Generation Air Transportation System (or NextGen) is being designed to support the predicted increases in traffic volume and to increase the capacity, efficiency and safet…
- arXiv 2019 ARXIV arXiv preprint
Control of Cooperative Unmanned Aerial Vehicles: Review of Applications, Challenges, and Algorithms
A system of cooperative unmanned aerial vehicles (UAVs) is a group of agents interacting with each other and the surrounding environment to achieve a specific task.
- Semantic Scholar 2019 Article (IEEE Access)
sEMG-Based Detection of Compensation Caused by Fatigue During Rehabilitation Therapy: A Pilot Study
To stimulate neuroplasticity, the stroke patient often receives repetitive and high load robotic rehabilitation therapy. Given their impaired motor function, the patients are prone to muscle fatigue.
- arXiv 2019 ARXIV arXiv preprint
On Flying Backwards: Preventing Run-away of Small, Low-speed, Fixed-wing UAVs in Strong Winds
Small, low-speed fixed-wing Unmanned Aerial Vehicles (UAVs) operating autonomously, beyond-visual-line-of-sight (BVLOS) will inevitably encounter winds rising to levels near or exceeding the vehicles' nominal airspeed.
- NASA NTRS 2019 ARC Presentation
Analysis of Interactions Between Urban Air Mobility (UAM) Operations and Conventional Traffic in Urban Areas: Traffic Alert and Collision Avoidance System (TCAS) Study for UAM Operations
This paper presents results on potential interaction effects from UAM (Urban Air Mobility) operations integrated into current operational scenarios by evaluating if/where/how Traffic alert and Collision Avoidance System …
- Semantic Scholar 2019 Article (International Conference on Quality, Reliability, Risk, Maintenance, and Safety Engineering)
Enabling Technologies and Platforms to Aid Digitalization of Commercial Aviation Support, Maintenance and Health Management
Due to advancement of electronic hardware and software, big leaps in computational power and resurging of several enabling technologies such as AI, big data and cloud is continue happening.
- Semantic Scholar 2019 Article (2019 AIAA/IEEE Electric Aircraft Technologies Symposium (EATS))
Challenges in Vehicle Safety and Occupant Protection for Autonomous electric Vertical Take-off and Landing (eVTOL) Vehicles
The burgeoning electric Vertical Take-off and Landing (eVTOL) vehicle industry has generated a significant level of enthusiasm amongst aviation designers, manufacturers and researchers.
- arXiv 2019 ARXIV arXiv preprint
Aerial Robot Control in Close Proximity to Ceiling: A Force Estimation-based Nonlinear MPC
Being motivated by ceiling inspection applications via unmanned aerial vehicles (UAVs) which require close proximity flight to surfaces, a systematic control approach enabling safe and accurate close proximity flight is …
- NASA NTRS 2019 ARC Conference Paper
Human Factors Assessment of Disturbances to Scheduled Performance-Based Navigation Arrival Operations
The introduction of Performance-Based Navigation (PBN) specifications to air traffic management has resulted in many benefits during nominal operations, including shorter flight paths, reduced fuel costs, and improved te…
- arXiv 2019 ARXIV arXiv preprint
Effects of numerical implementations of the impenetrability condition on non-linear Stokes flow: applications to ice dynamics
The basal sliding of glaciers and ice sheets can constitute a large part of the total observed ice velocity, in particular in dynamically active areas.
- arXiv 2019 ARXIV arXiv preprint
Adaptive Flight Control in the Presence of Limits on Magnitude and Rate
Input constraints as well as parametric uncertainties must be accounted for in the design of safe control systems. This paper presents an adaptive controller for multiple-input-multiple-output (MIMO) plants with input ma…
- arXiv 2019 ARXIV arXiv preprint
Ice Spiral Patterns on the Ocean Surface
We investigate a new two-dimensional compressible Navier-Stokes hydrodynamic model design to explain and study large scale ice swirls formation at the surface of the ocean.
- arXiv 2019 ARXIV arXiv preprint
Attitude Control of a Novel Tailsitter: Swiveling Biplane-Quadrotor
This paper proposes a solution to the attitude tracking problem for a novel quadrotor tailsitter unmanned aerial vehicle called swiveling biplane quadrotor.
- arXiv 2019 ARXIV arXiv preprint
Joint Coverage and Power Control in Highly Dynamic and Massive UAV Networks: An Aggregative Game-theoretic Learning Approach
Unmanned aerial vehicles (UAV) ad-hoc network is a significant contingency plan for communication after a natural disaster, such as typhoon and earthquake.
- NASA NTRS 2019 LaRC Technical Memorandum (TM)
Bowles-Tatnall Wake Vortex Encounter Hazard Metric
Wake vortex spacing standards constrict the terminal area throughput and impose severe constraints on the overall capacity and efficiency of the National Airspace System.
- NASA NTRS 2019 ARC Presentation
Dangers on the Ramp: Aviation Safety Reporting System
The Aviation Safety Reporting System (ASRS) in a partnership between the National Aeronautics and Space Administration (NASA), the Federal Aviation Administration (FAA), participating carriers, and labor organizations.
- NASA NTRS 2019 ARC Presentation
NASA Aviation Safety Reporting System (ASRS)
The NASA Aviation Safety Reporting System (ASRS) collects, analyzes, and distributes de-identified safety information provided through confidentially submitted reports from frontline aviation personnel.
- NASA NTRS 2019 ARC Conference Paper
Stall Recovery Guidance Using Fast Model Predictive Control
Based on a detailed analysis of recent loss-of-control events, the Aircraft State Awareness Joint Safety Analysis Team has identified the need to develop algorithms and display strategies to provide control guidance for …
- NASA NTRS 2019 ARC Conference Paper
Differential Adaptive Stress Testing of Airborne Collision Avoidance Systems
The next-generation Airborne Collision Avoidance System (ACAS X) is currently being developed and tested to replace the Traffic Alert and Collision Avoidance System (TCAS) as the next international standard for collision…
- NASA NTRS 2019 ARC Conference Paper
Simulation of Liquid Rocket Engine Failure Propagation Using Self-Evolving Scenarios
Traditional probabilistic risk assessment approaches often require failure scenarios to be explicitly defined through event sequences that are then quantified as part of the integrated analysis.
- NASA NTRS 2019 ARC Other
An Experimental Study of the Effect of Transparency on Pilot Trust in the Emergency Landing Planner
This experimental study examined the effects of transparency (operationalized as increasing levels of explanation) on pilot trust of an automated emergency landing planner.
- NASA NTRS 2019 ARC Conference Paper
Effectiveness of Advanced Collaboration Tools on Crew Communication in Reduced Crew Operations
The present research examines operational performance and verbal communication in airline flight crews under reduced crew operations (RCO).
- NASA NTRS 2019 ARC Presentation
Upset Recovery Human Factors
Accident and incident analyses as well as industry group concerns and recommendations have justified taking a second look at proficiency standards related to upset recovery training and performance.
- NASA NTRS 2019 ARC Presentation
Surviving the Improbable: Upset Prevention and Recovery in Flight Control
Slides for an invited presentation (as part of a series) at Santa Clara University, invited by prof. Mohammad Ayoubi. The slides are an overview and summary of past and current research projects in the field of envelope …
- NASA NTRS 2019 ARC Contractor Report (CR)
Design and Control of an Experimental Tilt-Wing Aircraft
In this project, work has been done in the field of conceptual design of experimental tiltrotors. The main tools that have been used are NDARC (NASA Design and Analysis of Rotorcraft) and SIMPLI-FLYD.
- NASA NTRS 2019 ARC Presentation
Task Demand Variation in Air Traffic Control: Implications for Controller Workload, Fatigue, and Performance
In air traffic control, task demand and workload have important implications for the safety and efficiency of air traffic, and remain dominant considerations. Within air traffic control, task demand is dynamic.
- NASA NTRS 2019 ARC Conference Paper
Task Demand Variation in Air Traffic Control: Implications for Workload, Fatigue, and Performance
In air traffic control, task demand and workload have important implications for the safety and efficiency of air traffic, and remain dominant considerations. Within air traffic control, task demand is dynamic.
- NASA NTRS 2019 JSC Presentation
Orbital Debris Mitigation in Support of Space Situational Awareness and Space Traffic Management
Outline: The orbital debris (OD) problem: The environment; Long-term population growth; Risk to space missions. OD mitigation, space situational awareness (SSA), andvspace traffic management (STM).
- NASA NTRS 2019 ARC Presentation
Unmanned Aircraft Systems (UAS) Integration in the National Airspace System (NAS) Project
Phase 1 of the UAS-NAS (Unmanned Aircraft Systems-National Airspace System) project focused on MOPS (Minimum Operational Performance Standards) development for large UAS transitioning through Class D, E, and G airspace.
- NASA NTRS 2019 ARC Abstract
Weathering the Storm: Unmanned Aircraft Systems in the Maritime, Atmospheric and Polar Environments
Unmanned systems have the potential to efficiently, effectively, economically, and safely bridge critical observation requirements in an environmentally friendly manner.
- arXiv 2019 ARXIV arXiv preprint
Multi-Task Regression-based Learning for Autonomous Unmanned Aerial Vehicle Flight Control within Unstructured Outdoor Environments
Increased growth in the global Unmanned Aerial Vehicles (UAV) (drone) industry has expanded possibilities for fully autonomous UAV applications.
- NASA NTRS 2019 CDMS Conference Paper
Current perspectives on emergency spin-recovery systems
The requirements generated by the loss-of-control problems of contemporary and future aircraft are discussed in connection with the development of rocket and parachute technology for spin-recovery systems used in current…
- NASA NTRS 2019 CDMS Conference Paper
Unsteady wake effects on progressing/regressing forced rotor flapping modes.
A two bladed 16 inch hingeless rotor model was built and tested outside and inside a 24 by 24 inch wind tunnel test section at collective pitch settings up to 5 deg and rotor advance ratios up to .4.
- NASA NTRS 2019 ARC Abstract
Optimal Trajectories and Control Strategies for the Helicopter in One-Engine-Inoperative Terminal-Area Operations
Engine failure represents a major safety concern to helicopter operations, especially in the critical flight phases of takeoff and landing from/to small, confined areas.
- NASA NTRS 2019 MSFC Abstract
3-D GRMHD Simulations of Disk-Jet Coupling and Associated Variabilities and Emission
We have performed the fully three-dimensional general relativistic magnetohydrodynamic (GRMHD) simulation of jet formation from a thin accretion disk around a Schwarzschild black hole with a free-falling corona.
- NASA NTRS 2019 ARC Abstract
Incorporation of EGPWS in the NASA Ames Research Center 747-400 Flight Simulator
The NASA Ames Research Center CAE Boeing 747300 flight simulator is used primarily for the study of human factors in aviation safety. The simulator is constantly upgraded to maintain a configuration match to a specific U…