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
1,269 matches · NASA NTRS
- NASA NTRS 2016 CDMS Conference Paper
Safety awareness, pilot education, and incident reporting programs
Education in safety awareness, pilot training, and accident reporting is discussed. Safety awareness and risk management are examined. Both quantitative and qualitive risk management are explored.
- NASA NTRS 2016 CDMS Conference Paper
Accident investigation
Aircraft accident investigations are discussed with emphasis on those accidents that involved weather as a contributing factor. The organization of the accident investigation board for air carrier accidents is described …
- NASA NTRS 2016 CDMS Conference Paper
Coupled rotor-body vibrations with inplane degrees of freedom
In an effort to understand the vibration mechanisms of helicopters, the following basic studies are considered. A coupled rotor-fuselage vibration analysis including inplane degrees of freedom of both rotor and airframe …
- NASA NTRS 2016 LaRC Conference Paper
Wake Vortex Encounter Research
The National Aeronautics and Space Administration (NASA) is conducting research to improve airport capacity by reducing the separation distance between aircraft.
- NASA NTRS 2016 CDMS Conference Paper
Aerodynamic characteristics in ground proximity
Results from recent investigations in the Langley V/STOL tunnel of an externally blown flap and an upper surface blown flap configuration in ground proximity are presented.
- NASA NTRS 2016 CDMS Conference Paper
Aircraft engine sump-fire studies
Results of ongoing experimental studies are reported in which a 125-millimeter-diameter-advanced-bearing test rig simulating an engine sump is being used to find the critical range of conditions for fires to occur.
- NASA NTRS 2016 CDMS Conference Paper
Effect of wind turbine generator model and siting on wind power changes out of large WECS arrays
Methods of reducing the WECS generation change through selection of the wind turbine model for each site, selection of an appropriate siting configuration, and wind array controls are discussed.
- NASA NTRS 2016 CDMS Conference Paper
Modeling lateral acceleration effects on pilot performance
Attendant to the direct side force maneuver of a Vectored Force Fighter is the transverse acceleration imposed on the pilot. This lateral acceleration (Gy), when combind with a positive Gz stress, is a potential source o…
- NASA NTRS 2016 CDMS Conference Paper
Flight crew training technology: A review
The process of flight crew training is emphasized herein. Flight simulators and other training equipment are discussed, but the point is made that such equipment does not constitute the training process in its entirety.
- NASA NTRS 2016 CDMS Conference Paper
Integrated Approach to Flight Crew Training
The computer based approach used by United Airlines for flight training is discussed. The human factors involved in specific aircraft accidents are addressed.
- NASA NTRS 2016 CDMS Conference Paper
Line-oriented flight training: Northwest Airlines
An exemption from certain FAA regulations which stereotype simulator flight training was obtained and pilots with current line experience were used to prepare and develop scenarios for a program in which each crew member…
- NASA NTRS 2016 CDMS Conference Paper
Issues related to line-oriented flight training
The use of a training simulator along with carefully structured, detailed, line trip scenarios was envisioned by NASA as a means of providing a controllable, repeatable way to observe line crews in a highly realistic sim…
- NASA NTRS 2016 CDMS Conference Paper
Management training for cockpit crews at Piedmont flight
A brief history of Piedmont Airlines' flight operations is presented. A captain-management seminar conducted regularly by Piedmont is discussed.
- NASA NTRS 2016 CDMS Conference Paper
Dynamic training devices in CRM training
Pilot training effectiveness and flying safety of a seasonal tour flight company are described. The change from single pilot to two pilot operated twin otters is examined.
- NASA NTRS 2016 CDMS Conference Paper
Meteorological Input to General Aviation Pilot Training
The meteorological education of general aviation pilots is discussed in terms of the definitions and concepts of learning and good educational procedures.
- NASA NTRS 2016 CDMS Conference Paper
Innovative approaches to recurrent training
Innovative approaches to recurrent training for regional airline aircrews are explored. Guidelines for recurrent training programs which include in corporation of cockpit resource management are discussed. B.W.
- NASA NTRS 2016 CDMS Conference Paper
United Airlines LOFT training
Line oriented training is used in a broader, more generic sense that as a specific program under FAR 12.1409 and AC 120-35. A company policy was adopted more than twenty years ago requiring that all pilot checks and recu…
- NASA NTRS 2016 CDMS Conference Paper
Group 4: Instructor training and qualifications
Each professional instructor or check airman used in LOFT training course should complete an FAA approved training course in the appropriate aircraft type. Instructors used in such courses need not be type-rated.
- NASA NTRS 2016 CDMS Conference Paper
An overview of the demonstration advanced avionics system guest pilot evaluation conducted at Ames Research Center
The guest pilot flight evaluation of the Demonstration Advanced Avionics System (DAAS) is discussed. The results are based on the fifty-nine questionnaires that were completed by the participants.
- NASA NTRS 2016 CDMS Conference Paper
The Two Modes of Visual Processing: Implications for Spatial Orientation
The roles of the focal and ambient visual systems in spatial orientation are discussed. The two modes are defined and compared. The contribution of each system is illustrated through examples such as spatial disorientati…
- NASA NTRS 2016 CDMS Conference Paper
NASA/Pratt and Whitney experimental clean combustor program: Engine test results
A two-stage vorbix (vortex burning and mixing) combustor and associated fuel system components were successfully tested in an experimental JT9D engine at steady-state and transient operating conditions, using ASTM Jet-A …
- NASA NTRS 2016 CDMS Conference Paper
Teledyne Continental Motors emissions data and analysis and flight test results
Five different engine models were tested covering combinations of all engine categories in current production in the range from 100 to 435 brake horsepower.
- NASA NTRS 2016 CDMS Conference Paper
An overview of NASA's digital fly-by-wire technology development program
The feasibility of using digital fly-by-wire systems to control aircraft was demonstrated by developing and flight testing a single channel system, which used Apollo hardware, in an F-8C test airplane.
- NASA NTRS 2016 CDMS Conference Paper
A pilot's opinion of the F-8 digital fly-by-wire airplane
The handling qualities of the F-8 digital fly-by-wire airplane are evaluated by using the Cooper-Harper rating scale. The reasons for the ratings are given, as well as a short description of the flying tasks.
- NASA NTRS 2016 CDMS Conference Paper
Mechanization of and experience with a triplex fly-by-wire backup control system
A redundant three-axis analog control system was designed and developed to back up a digital fly-by-wire control system for an F-8C airplane.
- NASA NTRS 2016 CDMS Conference Paper
Flight test experience with the F-8 digital fly-by-wire system
Flight test results of the F-8 digital fly-by-wire (DFBW) control system are presented and the implications for application to active control technology (ACT) are discussed.
- NASA NTRS 2016 CDMS Conference Paper
An overview of NASA's digital fly-by-wire technology development program
The feasibility of using digital fly by wire systems to control aircraft was demonstrated by developing and flight testing a single channel system, which used Apollo hardware, in an F-8C test airplane.
- NASA NTRS 2016 CDMS Conference Paper
Design and development experience with a digital fly-by-wire control system in an F-8C airplane
To assess the feasibility of a digital fly-by-wire system, the mechanical flight control system of an F-8C airplane was replaced with a digital system and an analog backup system.
- NASA NTRS 2016 CDMS Conference Paper
Flight tests of a clear-air turbulence alerting system
The detection of clear-air turbulence (CAT) ahead of an aircraft in real-time by an infrared (IR) radiometer is discussed. It is noted that the alter time and reliability depend on the band-pass of the IR filter used and…
- NASA NTRS 2016 LaRC Conference Paper
Controlling Air Traffic (Simulated) in the Presence of Automation (CATS PAu) 1995: A Study of Measurement Techniques for Situation Awareness in Air Traffic Control
As automated systems proliferate in aviation systems, human operators are taking on less and less of an active role in the jobs they once performed, often reducing what should be important jobs to tasks barely more compl…
- NASA NTRS 2016 CDMS Conference Paper
Overview of FAA's aircraft icing program
An overview of the FAA's icing program is presented. The program involves certification of various types of aircraft for flight in known icing conditions, the study of icing conditions, and the preparation of certificati…
- NASA NTRS 2016 CDMS Conference Paper
An overview of SAE ARP 1587: Aircraft gas turbine engine monitoring system guide
A systematic approach to developing an engine monitoring system (EMS) is outlined. An extensive shopping list of EMS capabilities and benefits are included.
- NASA NTRS 2016 CDMS Conference Paper
Pollution reduction technology program for turboprop engines
The reduction of CO, HC, and smoke emissions while maintaining acceptable NO(x) emissions without affecting fuel consumption, durability, maintainability, and safety was accomplished.
- NASA NTRS 2016 CDMS Conference Paper
Corporate/commuter airlines meteorological requirements
The meteorological information requirements of corporate and commuter airlines are reviewed. The skill level and needs of this class of aviator were assessed.
- NASA NTRS 2016 CDMS Conference Paper
Tensile strength of composite sheets with unidirectional stringers and crack-like damage
The damage tolerance characteristics of metal tension panels with riveted and bonded stringers are well known. The stringers arrest unstable cracks and retard propagation of fatigue cracks.
- NASA NTRS 2016 CDMS Conference Paper
Comparison of toughened composite laminates using NASA standard damage tolerance tests
The proposed application of composite materials to transport wing and fuselage structures prompted the search for tougher materials having improved resistance to impact damage and delamination.
- NASA NTRS 2016 LaRC Conference Paper
Lamb Wave Tomography for Corrosion Mapping
As the world-wide civil aviation fleet continues to age, methods for accurately predicting the presence of structural flaws-such as hidden corrosion-that compromise airworthiness become increasingly necessary.
- NASA NTRS 2016 CDMS Conference Paper
ERTS orbit maintenance
Error drift in the ERTS orbit maintenance problem is determined from the actual ground trace errors that the spacecraft experienced over the first 3 1/2 repeat cycles.
- NASA NTRS 2016 GSFC Reprint (Version printed in journal)
Situational Leadership in Air Traffic Control
In high-risk environments such as air traffic control, leadership on different levels plays a certain role in establishing, promoting, and maintaining a good safety culture.
- NASA NTRS 2016 CDMS Conference Proceedings
Spacecraft contamination: Sources and prevention; Thermophysics Conference, 18th, Montreal, Canada, June 1-3, 1983, Selected Papers
Results of current research in the field of spacecraft contamination are presented. An overview of the various sources of contamination is given, showing the many and diverse mechanisms associated with the degradation of…
- NASA NTRS 2016 CDMS Book
Human factors in aviation
The fundamental principles of human-factors (HF) analysis for aviation applications are examined in a collection of reviews by leading experts, with an emphasis on recent developments.
- NASA NTRS 2015 LaRC Conference Paper
Analysis of Runway Incursion Data
A statistical analysis of runway incursion (RI) events was conducted to ascertain relevance to the top ten challenges of the National Aeronautics and Space Administration Aviation Safety Program (AvSP).
- NASA NTRS 2014 LaRC Presentation
300 FT Runway Visual Range (RVR) Experiment Review
- NASA NTRS 2014 CDMS Conference Paper
Determining Training Device Requirements in Army Aviation Systems
A decision making methodology which applies the systems approach to the training problem is discussed. Training is viewed as a total system instead of a collection of individual devices and unrelated techniques.
- NASA NTRS 2014 CDMS Conference Paper
What Pilots like (and Don't Like) About the New Cockpit Technology
Pilot's perceptions of the new cockpit technology in the B-767 are discussed. Although the data reported were taken from the introductory experience of the B-767, it is felt that similar, if not identical, results would …
- NASA NTRS 2014 LaRC Presentation
Aircraft Loss of Control: Research and Technology Directions
Aircraft loss of control is a leading cause of fatal accidents across all transport airplane and operational classes. Aircraft loss-of-control (LOC) accidents are highly complex in that they can result from numerous caus…
- NASA NTRS 2013 CDMS Conference Paper
The NASA aircraft icing research program
The objective of the NASA aircraft icing research program is to develop and make available to industry icing technology to support the needs and requirements for all-weather aircraft designs.
- NASA NTRS 2013 CDMS Conference Paper
The importance of steady and dynamic inflow on the stability of rotor-body systems
The induced flow field of a rotor responds in a dynamic fashion to oscillations in rotor lift. This was long known to affect the stability and control derivatives of the rotor.
- NASA NTRS 2013 CDMS Conference Paper
Search for the Tunguska event in the Antarctic snow
The Tunguska explosion in 1908 is supposed to have been produced by the impact of a small celestial body. The absence of any identifiable crater together with the huge energy released by the event suggest that the impact…
- NASA NTRS 2013 CDMS Other
Amphibian fertilization and development in microgravity
During the year before launch, female frogs will be tested every 3 months for the quantity and quality of eggs produced. Two weeks or more prior to launch, male and female frogs will be transported to the John F.