NASA's Aeronautics Research Mission Directorate is proud to present a series of technical seminars featuring key researchers behind critical areas of aeronautics research. http://www.aeronautics.nasa.gov/technical_seminar.htm NASA en Wed, 20 Feb 2008 09:04:52 -0500 Wed, 20 Feb 2008 08:59:58 -0500 FeedForAll Mac v2.0 (2.0.0.4); http://www.FeedForAll.com/ A series of technical seminars featuring key researchers behind critical areas of aeronautics research. The Aeronautics Research Mission Directorate is proud to present a series of technical seminars featuring key researchers behind critical areas of aeronautics research. Data Mining, Aviation, Aviation Safety, Safety NASA Aeronautics Research Mission Directorate lgipson@hq.nasa.gov Lillian Gipson clean http://www.aeronautics.nasa.gov/podcast/tech_seminar_photo_144.jpg http://www.aeronautics.nasa.gov/podcast/tech_seminar_photo_144.jpg Blended Wing Body in Wind Tunnel 144 144 This seminar describes advances that have been made in extracting information efficiently and reliably from large, distributed, multiple, heterogeneous sources of aviation safety data. http://www.aeronautics.nasa.gov/recent_data_mining.htm E812DEC9-6AAA-11DB-9A16-000D932D6D86-385-000000CA298E5EB8-FFA Wed, 08 Nov 2006 07:54:51 -0500 Recent Data Mining Advances of Aviation Safety Data This seminar describes advances that have been made in extracting information efficiently and reliably from large, distributed, multiple, heterogeneous sources of aviation safety data. 1:24:47 Aviation Safety, Data Mining, Aeronautics NASA Aeronautics Research Mission Directorate clean This seminar addresses the history and successful progress in predicting and improving the crash safety characteristics of vehicles, with particular emphasis on rotary wing aircraft and composite structures. http://www.aeronautics.nasa.gov/crash_safety.htm 07EDD220-758E-11DB-B080-000D932D6D86-296-000000733B327141-FFA Thu, 16 Nov 2006 11:18:01 -0500 Crash Safety-Past Success and Future Concepts This seminar addresses the history and successful progress in predicting and improving the crash safety characteristics of vehicles, with particular emphasis on rotary wing aircraft and composite structures. 1:15:03 Crash Safety, Future, Past, Aircraft, Aging, Planes, Vehicles, Aeronautics NASA Aeronautics Research Mission Directorate clean The current state-of-the-art in planetary entry, decent, and landing (EDL) systems is derived primarily from a 30 year old technology set developed for the Mars Viking Program, including the heritage spherically blunted conical aeroshell geometry, ablative thermal protection system material, and the supersonic disc-gap-band parachute. Optimistic estimates predict that the current Viking derived EDL architecture, which relies primarily on the technologies developed in the 1960s and '70s, may be extensible to allow landed masses up to a maximum of on the order of two metric tons as parachute diameters and ballistic entry masses increase to limiting values. http://www.aeronautics.nasa.gov/adv_technology.htm 07EDD220-758E-11DB-B080-000D932D6D86-296-000000733B327142-FFA Fri, 08 Dec 2006 11:18:01 -0500 Advanced Technology Development for Planetary Entry, Descent, and Landing The current state-of-the-art in planetary entry, decent, and landing (EDL) systems is derived primarily from a 30 year old technology set developed for the Mars Viking Program, including the heritage spherically blunted conical aeroshell geometry, ablative thermal protection system material, and the supersonic disc-gap-band parachute. Optimistic estimates predict that the current Viking derived EDL architecture, which relies primarily on the technologies developed in the 1960s and '70s, may be extensible to allow landed masses up to a maximum of on the order of two metric tons as parachute diameters and ballistic entry masses increase to limiting values. 1:25:02 Advanced Technology Development for Planetary Entry, Descent, and Landing NASA Aeronautics Research Mission Directorate clean A safe and efficient air traffic management system is vital to the nation's economy. Demand for air traffic operations is expected to grow by a factor of two or three over the next 20 years. Today's operating concept, however, where air traffic controllers ensure safe separation primarily through visual and cognitive analysis of radar traffic displays, will not support a substantial increase in traffic volume. http://www.aeronautics.nasa.gov/concept_lab.htm 2303B318-B319-11DB-8957-000D932D6D86-439-000001409258C718-FFA Fri, 02 Feb 2007 13:58:01 -0500 Concept and Laboratory Analysis of Trajectory-Based Automation for Separation Assurance in the National Airspace System A safe and efficient air traffic management system is vital to the nation's economy. Demand for air traffic operations is expected to grow by a factor of two or three over the next 20 years. Today's operating concept, however, where air traffic controllers ensure safe separation primarily through visual and cognitive analysis of radar traffic displays, will not support a substantial increase in traffic volume. 1:24:41 Concept, laboratory, analysis, trajectory-based automation, separation assurance, national, airspace NASA Aeronautics Research Mission Directorate clean Hypersonic vehicles differ significantly from rocket-based vehicles in their architecture and mission. This presentation will discuss some of the recent advances in TPS and hot structures for hypersonic vehicles and the technical challenges that need to be overcome. http://www.aeronautics.nasa.gov/tps_hot_structures.htm B3CB891A-DD59-11DB-A220-000D932D6D86-453-000000CE8C136144-FFA Fri, 18 May 2007 11:33:07 -0400 TPS and Hot Structures for Hypersonic Vehicles - Recent Advances and Technical Challenges Hypersonic vehicles differ significantly from rocket-based vehicles in their architecture and mission. This presentation will discuss some of the recent advances in TPS and hot structures for hypersonic vehicles and the technical challenges that need to be overcome. 1:15:42 TPS and Hot Structures, Hypersonic Vehicles, Recent Advances and Technical Challenges NASA Aeronautics Research Mission Directorate clean This seminar provides an overview of previous research related to onboard real-time modeling to characterize aircraft stability and control, followed by a discussion of technical challenges and NASA research in this area. http://www.aeronautics.nasa.gov/quest_aircraft_stability.htm B3CB891A-DD59-11DB-A220-000D932D6D86-453-000000BD7B247255-FFA Wed, 30 May 2007 14:32:04 -0400 The Quest for Onboard Real-Time Characterization of Aircraft Stability and Control This seminar provides an overview of previous research related to onboard real-time modeling to characterize aircraft stability and control, followed by a discussion of technical challenges and NASA research in this area. 1:24:43 TPS and Hot Structures, Hypersonic Vehicles, Recent Advances and Technical Challenges NASA Aeronautics Research Mission Directorate clean A safe and efficient aviation industry is vital to the global economy. The growing traffic demand, rise in oil prices, delays in building new runways and security issues are putting pressures on the system to evolve from the current procedure-based human-centered system to a more flexible system with higher levels of automation. http://www.aeronautics.nasa.gov/modeling_optimization.htm B3CB891A-DD59-11DB-A220-000D932D6D86-453-000000BD7B247266-FFA Wed, 11 Jul 2007 14:33:04 -0400 Modeling and Optimization in Traffic Flow Management A safe and efficient aviation industry is vital to the global economy. The growing traffic demand, rise in oil prices, delays in building new runways and security issues are putting pressures on the system to evolve from the current procedure-based human-centered system to a more flexible system with higher levels of automation. 1:21:52 Safe, Efficient, Aviation Industry, Global Economy, Traffic Demand, Traffic Flow Management, Capacity, Airports, Constraints, Weather, Delay NASA Aeronautics Research Mission Directorate clean In today's modern commercial jet engines the fan case is among the largest and heaviest components of the engine. http://www.aeronautics.nasa.gov/modeling_optimization.htm B3CB891A-DD59-11DB-A220-000D932D6D86-453-000000BD7B247266-FFC Tue, 02 Oct 2007 14:05:04 -0400 The Evolution of Jet Engine Blade Containment Systems In today's modern commercial jet engines the fan case is among the largest and heaviest components of the engine. 1:31:45 Jet, Engine, Blade, Evolution, commercial jets, fan case, hardwall, softwall, aircraft aging NASA Aeronautics Research Mission Directorate clean Advances in aircraft noise research can be attributed to the development of new technologies and sustained collaboration with industry, universities and government organizations. Emphasis has been given to developing noise prediction methods, diagnostic methods for determining noise sources, and noise reduction methods that are applicable across a wide range of aircraft. http://www.aeronautics.nasa.gov/aircraft_noise.htm 7B8D46B2-83D8-11DC-8D26-001D4F44B4FC-820-00000793DC159138-FFA Fri, 26 Oct 2007 11:34:01 -0400 Recent Progress in Aircraft Noise Research Advances in aircraft noise research can be attributed to the development of new technologies and sustained collaboration with industry, universities and government organizations. Emphasis has been given to developing noise prediction methods, diagnostic methods for determining noise sources, and noise reduction methods that are applicable across a wide range of aircraft. 1:18:48 Aircraft, Noise, Research, NASA, technology, prediction methods, diagnostic methods, noise sources NASA Aeronautics Research Mission Directorate clean Laser-spectroscopic imaging methods can provide high-quality visualizations of planar slices in hypersonic flows and measure parameters like temperature, velocity, pressure and gas composition without disturbing the flow itself. The Hypersonics project of the Fundamental Aeronautics Program is developing a method for 2D and 3D imaging of hypersonic flows, called Nitric Oxide Planar Laser-Induced Fluorescence (NO-PLIF). http://www.aeronautics.nasa.gov/hypersonic_flow.htm 7CE1642C-A517-11DC-BFB2-001D4F44B4FC-5236-000022C48E8BBEA1-FFA Fri, 07 Dec 2007 17:59:06 -0500 Exploring Hypersonic Flow using Laser Spectroscopy This seminar will describe the use and application of three laser-based spectroscopic measurement (NO PLIF, CARS and IRS) techniques to study hypersonic flows and supersonic combustion. 1:22:25 Hypersonic, laser-based spectroscopic, NO PLIF, CARS, IRS, aeronautics NASA Aeronautics Research Mission Directorate clean Reduced visibility affects the safety and efficiency of nearly all flight operations. As a result, researchers have looked for ways to improve and/or provide a vision capability to pilots that is independent of actual visibility or weather conditions. In recent years, research has focused on two technologies - Synthetic and Enhanced Vision Systems (SVS/EVS). SVS technology provides pilots with a virtual visual depiction of features in the external environment superimposed with relevant aircraft state, guidance, and navigation information. In an SVS, the geographic location and dimensions of many of these features are stored in on-board databases or models. http://www.aeronautics.nasa.gov/equivalent_visual_fd.htm 0FEDC628-DFBC-11DC-93D1-001D4F44B4FC-5490-000004ED86B7CD0C-FFA Wed, 20 Feb 2008 09:04:42 -0500 Equivalent Visual Flight Deck Technologies This seminar will discuss Synthetic and Enhanced Vision Systems (SVS/EVS). SVS technology provides pilots with a virtual visual depiction of features in the external environment superimposed with relevant aircraft state, guidance, and navigation information. 1:10:44 Synthetic and Enhanced Vision System, SVS, EVS, Visibility, Visual, technologies, flight deck, EVO, Aeronautics, flight NASA Aeronautics Research Mission Directorate clean Aircraft noise and local air quality concerns are strong constraints on airspace system capacity. These constraints have prompted cancellation, delays, and down-scaling of plans to expand airport capacity over the past decades. Looking forward, we see more environmental challenges to capacity expansion, including climate change issues. http://www.aeronautics.nasa.gov/aviation_environment.htm 0FEDC628-DFBC-11DC-93D1-001D4F44B4FC-5490-000004ED86B7CD0C-FFB Fri, 30 May 2008 01:06:17 -0500 Aviation and the Environment: Managing the Challenge of Growth This seminar will detail a strategy for improving the science behind predicting and mitigating aviation's environmental impacts for building the next generation of tools and models to improve regulation, devloping and implementing operational procedures that reduce aviation's environmental footprint, accelerating development of new technologies and fuels, and addressing policy questions about long-term goals, improved regulation, and system operating changes. 1:11:46 aircraft, noise, air quality, airspace system, airplane, next generation air transportation, NextGen, environmental, environment, aircraft technology NASA Aeronautics Research Mission Directorate clean Electron beam freeform fabrication (EBF³) is a cross-cutting technology for producing structural metal parts. Developed by researchers at NASA's Langley Research Center as a replacement for forgings, this manufacturing process offers significant reductions in cost and lead time. http://www.aeronautics.nasa.gov/electron_beam.htm 0FEDC628-DFBC-11DC-93D1-001D4F44B4FC-5490-000004ED86B7CD0C-FFC Wed, 30 July 2008 09:05:15 -0500 A Fabrication Process that Revolutionizes Aircraft Structural Designs and Spacecraft Supportability This seminar will discuss The promise of this technology extends far beyond its applicability to low-cost manufacturing and aircraft structural designs. EBF³ could provide a way for astronauts to fabricate structural spare parts and new tools aboard the International Space Station or on the surface of the moon or Mars. 1:14:36 electron beam, freeform fabrication, technology, structural, Langley, vacuum environment, metallic substrate, chemistry, future, aircraft, solution, aeroelastic, acoustic NASA Aeronautics Research Mission Directorate clean The objective of an intelligent controller is to achieve higher degrees of autonomy. Desired characteristics of such a control system include decision-making under uncertainty, fault-tolerance, learning and adaptation, real-time and long-term performance optimization, and adoptability across platforms. http://www.aeronautics.nasa.gov/towards_intelligent_flight.htm 0FEDC628-DFBC-11DC-93D1-001D4F44B4FC-5490-000004ED86B7CD0C-FFD Wed, 30 July 2008 09:09:35 -0500 Towards Intelligent Flight Control This seminar will discuss Intelligent Flight Control. Over the past two decades, several innovative control architectures utilizing the intelligent control tools have been proposed. Controllers with higher degrees of autonomy can be deployed in aircraft (piloted and non-piloted), spacecraft, and robotic ground and underwater vehicles. 1:21:39 intelligent control, controller, autonomy, decision-making, fault-tolerance, learning, adaptation, real-time, performance, NextGen, aircraft, concepts, designs, flight control, safety, trajectory, ESTOL, vehicles, payload, piloted NASA Aeronautics Research Mission Directorate clean