Videos: Energy
The LubiTM, a 145-foot-wide by 12-foot-high wall-mounted solar air heater from Enerconcept Technologies (Magog, Canada), potentially supplies temperatures of 36-45 °F above ambient depending on outdoor...
News: Energy
Researchers from California Institute of Technology have been conducting a field tests at an experimental two-acre wind farm in northern Los Angeles County. The farm, known as the Field Laboratory...
News: Energy
If solar cells could generate higher voltages when sunlight falls on them, they’d produce more electrical power more efficiently. Ferroelectrics - materials with an overall...
News: Transportation
MUTE, an electric vehicle from the Technische Universitaet Muenchen (TUM), is an agile, sporty two-seater for regional road traffic. Its lithium-ion battery is designed to guarantee a range of at least 100...
Briefs: Transportation
Hybrid Power Management (HPM) is the integration of diverse, state-of-the-art power...
News: Energy
Batteries could get an upgrade from an Oak Ridge National Laboratory discovery that increases power, energy density, and safety while reducing charge time. The results could also have significance for...
News: Energy
A system constructed by Duke University and Duke Energy on a hog finishing facility converts hog waste into electricity and creates carbon offset credits. Google, which invests in carbon...
Articles: Green Design & Manufacturing
Inverters/converters are a key element of most renewable energy systems where the power generated is not suitable to either be used locally or to provide power directly to the electric...
Briefs: Software
Test Generator for MATLAB Simulations
MATLAB Automated Test Tool, version 3.0 (MATT 3.0) is a software package that provides automated tools that reduce the time needed for extensive testing of simulation models that have been constructed in the MATLAB programming language by use of the Simulink and Real-Time Workshop programs. MATT 3.0 runs on...
Briefs: Electronics & Computers
UAVSAR Active Electronically Scanned Array
The Uninhabited Airborne Vehicle Synthetic Aperture Radar (UAVSAR) is a pod-based, L-band (1.26 GHz), repeatpass, interferometric, synthetic aperture radar (InSAR) used for Earth science applications. Repeat-pass interferometric radar measurements from an airborne platform require an antenna that can be...
Briefs: Electronics & Computers
Current practice is to uniquely key the connectors, which, when mated, could not be verified by ground tests such as those used in explosive or non-explosive initiators...
Briefs: Electronics & Computers
Radiation-Tolerant Intelligent Memory Stack — RTIMS
This innovation provides reconfigurable circuitry and 2-Gb of error-corrected or 1-Gb of triple-redundant digital memory in a small package. RTIMS uses circuit stacking of heterogeneous components and radiation shielding technologies. A reprogrammable field-programmable gate array (FPGA), six...
Briefs: Electronics & Computers
Ultra-Low-Dropout Linear Regulator
A radiation-tolerant, ultra-low-dropout linear regulator can operate between –150 and 150 ºC. Prototype components were demonstrated to be performing well after a total ionizing dose of 1 Mrad (Si). Unlike existing components, the linear regulator developed during this activity is unconditionally stable over...
Briefs: Electronics & Computers
Excitation of a Parallel Plate Waveguide by an Array of Rectangular Waveguides
This work addresses the problem of excitation of a parallel plate waveguide by an array of rectangular waveguides that arises in applications such as the continuous transverse stub (CTS) antenna and dual-polarized parabolic cylindrical reflector antennas excited by a...
Briefs: Electronics & Computers
FPGA for Power Control of MSL Avionics
A PLGT FPGA (Field Programmable Gate Array) is included in the LCC (Load Control Card), GID (Guidance Interface & Drivers), TMC (Telemetry Multiplexer Card), and PFC (Pyro Firing Card) boards of the Mars Science Laboratory (MSL) spacecraft. (PLGT stands for PFC, LCC, GID, and TMC.) It provides the interface...
Briefs: Software
Sptrace
Sptrace is a general-purpose space utilization tracing system that is conceptually similar to the commercial “Purify” product used to detect leaks and other memory usage errors. It is designed to monitor space utilization in any sort of “heap,” i.e., a region of data storage on some device (nominally memory; possibly shared and...
Briefs: Electronics & Computers
Lockout/Tagout (LOTO) Simulator
The Lockout/Tagout (LOTO) Simulator is a portable training aid, or demonstration tool, designed to physically illustrate real-time critical-safety concepts of electrical lockout/tagout. The objective is to prevent misinterpretations of what is off and what is on during maintenance and repair of complex electrical...
Briefs: Software
Interplanetary Overlay Network Bundle Protocol Implementation
The Interplanetary Overlay Network (ION) system’s BP package, an implementation of the Delay-Tolerant Networking (DTN) Bundle Protocol (BP) and supporting services, has been specifically designed to be suitable for use on deep-space robotic vehicles. Although the ION BP...
Briefs: Software
S-Band POSIX Device Drivers for RTEMS
This is a set of POSIX device driver level abstractions in the RTEMS RTOS (Real-Time Executive for Multiprocessor Systems real-time operating system) to SBand radio hardware devices that have been instantiated in an FPGA (field-programmable gate array). These include A/D (analog-to-digital) sample capture,...
Briefs: Software
STRS SpaceWire FPGA Module
An FPGA module leverages the previous work from Goddard Space Flight Center (GSFC) relating to NASA’s Space Telecommunications Radio System (STRS) project. The STRS SpaceWire FPGA Module is written in the Verilog Register Transfer Level (RTL) language, and it encapsulates an unmodified GSFCcore (which is written in...
Briefs: Software
Geodetic Strain Analysis Tool
A geodetic software analysis tool enables the user to analyze 2D crustal strain from geodetic ground motion, and create models of crustal deformation using a graphical interface. Users can use any geodetic measurements of ground motion and derive the 2D crustal strain interactively. This software also provides a...
Briefs: Materials
Polymerization Initiated at the Sidewalls of Carbon Nanotubes
A process has been developed for growing polymer chains via anionic, cationic, or radical polymerization from the side walls of functionalized carbon nanotubes, which will facilitate greater dispersion in polymer matrices, and will greatly enhance reinforcement ability in polymeric...
Briefs: Information Technology
Finding Every Root of a Broad Class of Real, Continuous Functions in a Given Interval
One of the most pervasive needs within the Deep Space Network (DSN) Metric Prediction Generator (MPG) view period event generation is that of finding solutions to given occurrence conditions. While the general form of an equation expresses equivalence between...
Briefs: Information Technology
Kalman Orbit Optimized Loop Tracking
Under certain conditions of low signal power and/or high noise, there is insufficient signal to noise ratio (SNR) to close tracking loops with individual signals on orbiting Global Navigation Satellite System (GNSS) receivers. In addition, the processing power available from flight computers is not great...
Briefs: Information Technology
Development of Jet Noise Power Spectral Laws
High-quality jet noise spectral data measured at the Aero-Acoustic Propulsion Laboratory (AAPL) at NASA Glenn is used to develop jet noise scaling laws. A FORTRAN algorithm was written that provides detailed spectral prediction of component jet noise at user-specified conditions. The model generates...
Briefs: Software
Graphical Language for Data Processing
A graphical language for processing data allows processing elements to be connected with virtual “wires” that represent data flows between processing modules. The processing of complex data, such as lidar data, requires many different algorithms to be applied. The purpose of this innovation is to...
Briefs: Electronics & Computers
Microwave heating is an important process for many commercial, industrial, and household applications. Industrial microwave ovens are widely used for chemical processing, agri-food, medical products, and...
Briefs: Software
Thermoelectric phenomena provide the direct conversion of heat into electricity or electricity into heat. The phenomena are described by three related mechanisms: the Seebeck, Peltier, and Thomson...
Briefs: Software
Onboard Short Term Plan Viewer
Onboard Short Term Plan Viewer (OSTPV) is a computer program for electronic display of mission plans and timelines, both aboard the International Space Station (ISS) and in ISS ground control stations located in several countries. OSTPV was specifically designed both (1) for use within the limited ISS computing...
Top Stories
Videos: Manufacturing & Prototyping
Stratolaunch Approaches Hypersonic Speeds in First Talon-A Flight
Blog: Automotive
A Hack to Trick Automotive Radar
Blog: Medical
3D Ice Printing Artificial Blood Vessels
Blog: Power
Tesla Valve-Inspired Design Could Improve the Performance of Rotating...
Podcasts: RF & Microwave Electronics
Countering Illegally Operated Drones at Airports, Stadiums, and Prisons
Blog: Energy
Fast-Charging Li Battery Could Make ‘Range Anxiety’ a Thing of the Past
Webcasts
On-Demand Webinars: Energy
Unveiling Trends in the Battery Industry: Insights from Third-Party Testing
Upcoming Webinars: Aerospace
From Data to Decision: How AI Enhances Warfighter Readiness
Upcoming Webinars: Energy
April Battery & Electrification Summit
Upcoming Webinars: Transportation
Tech Update: 3D Printing for Transportation in 2024
Upcoming Webinars: Materials
Unleashing Epoxy's Potential: Ensuring Hermetic Sealing in Modern...