Electronics & Software

Software

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Find the latest advancements in the software used in simulation software, CAD, CAM, CAE, and mathematical and scientific software. Access technical and application briefs from NASA and other major research labs.

News: Test & Measurement

Objects in space tend to spin in a way that's totally different from the way they spin on Earth. Understanding how objects are spinning, where their centers of mass are,...

Who's Who: Materials

Dr. Ajay Koshti, Lead Nondestructive Evaluation Engineer, invented NASA Flash Infrared Thermography Software. Koshti also worked as a Non-Destructive...

News: Motion Control
New Algorithm Lets Cheetah Robot Run

Speed and agility are hallmarks of the cheetah: The big predator is the fastest land animal on Earth, able to accelerate to 60 mph in just a few seconds. As it ramps up to top speed, a cheetah pumps its legs in tandem, bounding until it reaches a full gallop.

Now MIT researchers have developed an algorithm...

Application Briefs: Software
HyperSizer® composite analysis and structural sizing software
Collier Research Corp.
Newport News, VA
757-825-0000
www.hypersizer.com...
Briefs: Mechanical & Fluid Systems

Equipment for space exploration is almost impossible to test on Earth. Testing is expensive and cannot replicate the conditions of launch, cruise, landing, and travel across a planetary surface....

Briefs: Software

The European Organization for Nuclear Research (CERN) requires new magnets that are smaller than their predecessors to accommodate new instrumentation. Because of their size, these...

Briefs: Software

Keysight Technologies (formerly Agilent Technologies) develops world-leading equipment for solving tough measurement challenges. The company’s Infiniium 90000 Q-Series...

Briefs: Mechanical & Fluid Systems

The use of composites is rapidly growing across many industries, fostering the need for new design, analysis, and optimization technologies. Every industry feels increasing pressure to launch breakthrough...

Briefs: Software

This innovation unifies an earlier innovation and a new solution method based on finite differences to simulate structural dynamic phenomena...

Briefs: Information Technology
3D Finite Element Model of Magnetic Mirror and Nano Antenna

A 3D finite element mathematical model has been developed for representing a behavior of a magnetic mirror and nano antenna subject to polarized incident light. This model represents the fourth generation of magnetic mirror with the goal of suppressing the diffraction.

Briefs: Software

T-MATS is an open-source Simulink library for use in modeling and simulation of thermodynamic systems. It provides a user friendly graphical MATLAB/Simulink-compatible...

Briefs: Information Technology
Advanced Numerical Tools for Design and Analysis of In-Space Valve and Feed Systems

A high-fidelity numerical simulation software (CRUNCH CFD®) predicts the transient performance of flight valve designs, provides design support by supplementing current empirical rules, and diagnoses system anomalies. Currently, transient analysis of...

Briefs: Electronics & Computers
Method for Visualization of Analog Signals

In this innovation, a method makes use of a new technique for describing analog information based on the roots of polynomial functions of infinite degree. Monotonic analog signals are transformed into characters that are fused into a two-dimensional composite visualization of the generating signal...

Briefs: Electronics & Computers
Time-Multiplexed Pipelined FFT Implementation

A fast Fourier transform (FFT) was developed as part of the Soil-Moisture Active/Passive (SMAP) project. The FFT was created on 16-bit data arriving at a rate of 48 MHz to run on a resource-constrained, space-grade field programmable gate array (FPGA).

Briefs: Software
Method for Authorizing Critical Effector Commands in a Space-Based Integrated Modular Avionics System

An Integrated Modular Avionics (IMA) architecture provides a common platform for software partitions with shared processing and input/output (I/O) resources. A key feature of the IMA architecture is I/O partitioning. An IMA system will prevent...

Briefs: Electronics & Computers

An interrupt is a signal in an interrupt controller (IC) that pulses to indicate an event or error. The IC is responsible for processing multiple internal interrupts and making these interrupts...

Briefs: Software
Using a Multicast File Transfer Protocol to Update the Firmware of Multiple Embedded Devices Simultaneously

Smart sensors for measuring temperature and pressure have been developed as part of the Advanced Ground Systems Maintenance (AGSM) project. The sensors have flash memory for storing firmware, calibration data, and configuration...

Briefs: Electronics & Computers
Model of Radiation Effects on Electronics (MREE)

An updated software model has been developed for predicting the single-event effect (SEE) rates in circuit designs as they are being designed. This tool will be used for estimating the frequency of the various SEEs, such as logic upsets and circuit latch-up. It may also be used to estimate the...

Briefs: Mechanical & Fluid Systems
Development of an Analytical Parameterized Linear Lateral Dynamic Model for an Aerobot Airship

Saturn’s moon Titan is of high interest for in situ study due to its many intriguing features. This moon has a dense atmosphere; rough, icy terrain; and low surface winds that make it the ideal place to send a controlled aerial robotic platform, such...

Briefs: Software
Algorithm Enhancements to Powered Descent Guidance Software

The Powered Descent Guidance (PDG) software provides a computationally efficient guidance algorithm for powered descent that ensures satisfaction of the governing dynamics, along with adherence to physical control and state constraints, such as avoid the surface, limit thrust magnitude...

Briefs: Mechanical & Fluid Systems

Aerodynamic control surfaces, with excessive free-play, can cause limit cycle oscillations (LCO), a sustained vibration of constant amplitude. The LCO is caused by a...

Briefs: Software
Design Environment for Multi-Fidelity and Multi-Disciplinary Components

Many of the most challenging aspects of propulsion system development are related to the prediction of interacting effects among fluid loads, thermal loads, and structural deflection. A typical design practice might ignore the interaction between the physical phenomena where...

Briefs: Software
Shipping Foam Designer Software

An easy-to-use design tool was developed in response to a large number of documented cases of critical (flight and ground) hardware failing after experiencing drops during commercial shipment. By entering the mass of the hardware to be protected, and the drop height, the software helps the user select the type and...

Briefs: Mechanical & Fluid Systems
Evolutionary Mission Trajectory Generator

The Evolutionary Mission Trajectory Generator (EMTG) is a global trajectory optimization tool for designing interplanetary missions that perform multiple flybys and either low-thrust or high-thrust propulsive maneuvers on the way to destinations in the solar system. Some targets, such as Mars and Venus,...

Briefs: Mechanical & Fluid Systems
Visual International Space Station Configuration Viewing Tool

Communicating the current International Space Station (ISS) configuration and also potential ISS configurations is a necessity during ISS trade studies and Ops Con development. Often, multiple configuration options will need to be communicated. Doing so without a means of displaying...

Briefs: Mechanical & Fluid Systems

Predicting turbulent flowfield and pressure drop in complex internal flows, such as valves, pumps, and turbines, is of great interest in many areas of...

Briefs: Software
Multi-Species Turbulent Mixing Under Supercritical-Pressure Conditions

A model describing supercritical-pressure, multi-species turbulent mixing has been developed to simulate situations prevailing in diesel, gas turbine, and HCCI (homogeneous charge compression ignition) engines. It is also a situation occurring in atmospheric planetary...

Briefs: Materials
A Model of Reduced Oxidation Kinetics Using Constituents and Species

Elementary-reaction chemical kinetics of hydrocarbon oxidation consists of hundreds to thousands of species and thousands of reactions. As such, it is impossible to use it in models and codes involving turbulence because computations are unfeasible due to lack of memory and...

Briefs: Materials
Determining Radiation Shielding Capability of the Earth’s Atmosphere from FAA Radiation Data

The FAA, using its CARI-6 program, provides galactic cosmic radiation dosage rates for any location on the Earth from ground up to 60,000 ft (≈18,300 m). One way to protect astronauts from galactic cosmic radiation (GCR) on a Mars mission is to use...

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