Articles: Transportation
NASA Technology
“Alpha, Golf, November, Echo, Zulu.” “Sierra, Alpha, Golf, Echo, Sierra.” “Lima, Hotel, Yankee.”
It looks like some strange word game, but the combinations of words...
Briefs: Mechanical & Fluid Systems
A document describes a next-generation tumbleweed rover that involves a split balloon system that is made up of two half-spherical air bladders with a disc between them. This disc contains all the electronics and instruments. By deflating only the bottom balloon, the rover can sit, bringing the surface probe into...
Articles: Aerospace
Greek mythology tells of the inventor Daedalus using wings of his own fashioning to escape from imprisonment on the island of Crete. In 1988, a similar adventure was launched, though in this case, carbon-fiber...
Briefs: Physical Sciences
NASA has identified the need for advanced non-destructive evaluation (NDE) methods to characterize aging and durability in aircraft materials to improve the safety of the nation’s...
Briefs: Physical Sciences
An In-Situ Wire Damage Detection System (ISWDDS) has been developed that is capable of detecting damage to a wire insulation, or a wire conductor, or to both. The system will allow for real-time, continuous monitoring of wiring health/integrity and reduce the number of false negatives and false positives while...
Briefs: Mechanical & Fluid Systems
Robots have been a valuable tool for providing a remote presence in areas that are either inaccessible or too dangerous for humans. Having a robot with a high degree of adaptability becomes...
Briefs: Physical Sciences
To date, it has not been possible to apply 3D sonic anemometers on tethersondes or similar atmospheric research platforms due to the motion of the supporting platform. A tethersonde module including both a 3D sonic anemometer and associated motion correction sensors...
Articles: Manufacturing & Prototyping
Visitors to the Create the Future Design Contest Web site were invited to vote on their favorite entries. Here are the top ten most popular entries, winners of a SpaceMouse Pro 3D mouse from 3Dconnexion.
Evacuated Tube Transport Technologies (ET3)™ Daryl Oster, ET3 Global Alliance
This global transportation system is...
Briefs: Information Technology
Currently, the modeling of supercritical-pressure flows through Large Eddy Simulation (LES) uses models derived for atmospheric-pressure flows. Those atmospheric-pressure flows do not exhibit the particularities of high density-gradient magnitude features...
Articles: Research Lab
Over the course of its history, NASA has nurtured partnerships with the private sector to facilitate the transfer of NASA-developed technologies. The benefits of these partnerships have reached...
Briefs: Physical Sciences
Laser remote sensing measurements of trace gases from orbit can provide unprecedented information about important planetary science and answer critical questions about planetary atmospheres. Methane (CH4) is the second most important anthropogenically produced...
Application Briefs: Robotics, Automation & Control
Manufacturers often need to test their products to verify that they meet customer specifications, and provide the data that verifies specification compliance. This is particularly true...
Briefs: Physical Sciences
This suite of IDL programs provides identification and comprehensive characterization of the dynamical features of the jet streams in the upper troposphere, the lower stratospheric polar night jet, and the tropopause. The output of this software not only provides comprehensive...
Briefs: Physical Sciences
Micro aerial vehicles have limited sensor suites and computational power. For reconnaissance tasks and to conserve energy, these systems need the ability to autonomously land at vantage points or enter buildings (ingress). But for autonomous navigation, information is needed to...
Briefs: Information Technology
I-FORCAST (Instrument – Field of Regard Coverage Analysis and Simulation Tool) is a flight planning tool specifically designed for quickly verifying the feasibility and estimating the cost of airborne...
Briefs: Software
When taking aerial images, it is important to know locations of specific points of interest in an Earth-centered coordinate system (latitude, longitude, height) (see...
Briefs: Physical Sciences
A document discusses a hyperspectral imaging instrument package designed to be carried aboard a helicopter. It was developed to map the depths of Greenland’s supraglacial lakes. The instrument is capable of telescoping to twice its original length, allowing it to be retracted with the door closed during...
Articles: Aerospace
The Federal Aviation Administration (FAA) reported that last year, U.S. and foreign air carriers transported an estimated 161.8 million passengers between the United States and the rest...
Briefs: Software
The CARVE Small Aircraft Data Distribution System acquires the aircraft location and attitude data that is required by the various programs running on a distributed network. This system distributes the data it acquires to the data acquisition programs for inclusion in their data files.
Briefs: Information Technology
Health management (HM) in any engineering systems requires adequate understanding about the system’s functioning; a sufficient amount of monitored data; the capability to extract, analyze, and collate information; and the capability to combine understanding and information for HM-related estimation and decision-making....
Briefs: Physical Sciences
Airborne observations using lightweight camera systems are desirable for a variety of applications. This system was contemplated as a method to provide a simple remote sensing aerial platform. Kites have been successfully employed for aerial observations, but have historically required...
Articles: Imaging
Auto-fluorescent proteins have become an indispensible tool for cell biology research over the past decade. Originating from sea creatures such as jellyfish and sea...
Briefs: Information Technology
The purpose of the MDMLT is to improve the reliability and speed of loading multiplexers/ demultiplexers (MDMs) in the Software Development and Integration Laboratory (SDIL) by automating the configuration management (CM) of the loads in the MDMs, automating the loading procedure, and providing the...
Application Briefs: Lighting
Covert lighting on military aircraft is increasingly being implemented on existing airframes to create a compatible environment for pilots using night vision goggles during flight. This retrofitting procedure...
Briefs: Physical Sciences
An interferometric Rayleigh scattering system was developed to enable the measurement of multiple, orthogonal velocity components at several points within very-high-speed or high-temperature flows. The velocity of a gaseous flow can be optically measured by sending laser...
Briefs: Information Technology
The objective of this effort was to show that real-time aircraft control-surface hinge-moment information could be used to provide a robust and reliable prediction of vehicle performance and control authority degradation. For a given airfoil section with a control surface — be it a wing with an aileron,...
Application Briefs: Software
Engineers at NASA’s Ames Research Center in Moffett Field, CA, needed to redesign the engine cowling of their Systems Integration Evaluation Remote Research Aircraft...
Application Briefs: Test & Measurement
Collision avoidance radar Numerica Corporation Loveland, COM 970-561-2000 www.numerica.us
The National Airspace System (NAS) is a complex and shared network of people, procedures,...
Briefs: Software
MATLAB Stability and Control Toolbox (MASCOT) utilizes geometric, aerodynamic, and inertial inputs to calculate air vehicle stability in a variety of critical flight conditions. The code is based on fundamental, non-linear equations of motion and is able to translate results into...