Keyword: Simulators

Briefs: Mechanical & Fluid Systems
The simulator could help in the development of new back braces.
Briefs: Software
System for Incorporating a Physiological Self-Regulation Challenge into Parcourse/Orienteering Type Games and Simulations

Although biofeedback is an effective treatment for various physiological problems and can be used to optimize physiological functioning in many ways, the benefits can only be attained through a number of training sessions,...

Briefs: Manufacturing & Prototyping

A new learning system improves a robot’s ability to mold materials into target shapes and make predictions about interacting with solid objects and liquids. The system, known as a...

NASA Spinoff: Aerospace

Spinoff is NASA's annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and...

Briefs: Test & Measurement
Stray Energy Indicator for Pyrotechnic Applications

A compact and portable system is used to monitor and store real-time measurements of stray energy through a pyrotechnic firing circuit using infrared technology. The infrared sensor is mated to the NASA Standard Initiator simulator, and is calibrated such that the current input through the...

Briefs: Software
Comprehensive Software Simulation on Ground Special Power at Kennedy Space Center

As the number of channels, or operative sites, increases in present and future ground special power (GSP) development efforts, the amount of hardware required to test development codes becomes substantially expensive. By simulating/emulating the hardware, code...

Briefs: Aerospace
Active Response Gravity Offload System

NASA has used two systems to train astronauts for weightlessness. The first is the Reduced Gravity Simulator that suspended the astronaut at an angle of 80.5 so that only 1/6th of his or her weight was supported by the ground, while the rest was supported by a pulley system. The other system, designed...

Briefs: Test & Measurement

Measurement devices that can withstand the acid rains on Venus, radiation in space, and the heat of car engines are being developed to improve research in these extreme...

Briefs: Aerospace
Multi-Fidelity Simulator (MFS)

Many next-generation air traffic algorithms may be formed by learning algorithms or dynamic programming techniques. These techniques form their solutions through iterative methods where the efficacy of a proposed solution needs to be evaluated for every round of iteration. In complex air traffic scenarios, often...

Briefs: Aerospace
Calibration and Synchronization of Micro-Air-Vehicle Autopilots

Conventional calibration of an inertial measurement unit (IMU) through open-loop data collection includes typical flight simulator systems that provide processed stimuli to emulate real-life flight conditions. Other solutions involve testing inertial measurement devices on a...

Briefs: Software
Launch Trajectory Acquisition System (LTAS) Simulator

The objective of the LTAS Simulator application is to transmit one or more streams of simulated LTAS data frames in User Datagram Protocol (UDP) packets to the network. Each LTAS data frame is filled with simulated data values, with each data field determined using several methods: 1)...

Briefs: Mechanical & Fluid Systems
Interface Between STAR-CCM+ and 42 for Enhanced Fuel Slosh Analysis

Fuel slosh is excited during spacecraft maneuvers. The forces and torques exerted on the spacecraft by the slosh must be controlled by the attitude control system to maintain correct pointing and spacecraft orbit. In some rare cases, the attitude control system may excite the...

Briefs: Test & Measurement

During instrument flight training, the pilot must have his/her view through the aircraft windscreen restricted to simulate low-visibility conditions while permitting the pilot to view...

Articles: Software

As engineers design new weapons or modify existing ones, reducing time and money on development can be critical in providing soldiers with improved weapons without undue delay. A new sight may be planned for...

Articles: Software

Accurately tracking and predicting the subsurface migration of specific materials over time and over multiple phases is critical to efficient and effective strategy development and deployment in a growing number...

Briefs: Information Technology
Analytical Methodology to Predict the Radiometric Emissivity of a Parabolic Mesh Reflector

The demands for high-sensitivity and high-resolution radiometry have recently led the science community to examine the use of large deployable mesh reflectors, which have heretofore only been used in telecommunications applications.

Briefs: Aerospace
X-Plane Communication Toolbox (XPC)

The X-Plane Connect Toolbox is an open-source research tool used to interact with the commercial flight simulator software X-Plane. XPC allows users to control aircraft and receive real-time state information from aircraft simulated in X-Plane using functions written in C, C++, Java, MathWorks’ MATLAB, or...

Briefs: Information Technology
Simulator for a Self-Stabilizing Synchronization Protocol for Arbitrary Digraphs

This work was conducted to create a means of simulating and visualizing the behavior of a self-stabilizing distributed clock synchronization protocol developed at LaRC (Langley Research Center). The protocol has many applications including projects that directly...

Briefs: Software
libSPRITE

libSPRITE is a set of software libraries used in the development of software applications. The libraries provide components for encoding engineering units, math functions, a task scheduler built on top of pthreads, a publish/subscribe data distribution system, and a Lua scripting language interface.

Briefs: Aerospace
StormGen Weather Editor

Experiments that take into account the impact of convective weather on airspace operations, future concepts, and flight deck tools require a source of weather data that is readily available, of predictable quality, and tailorable to experimental objectives. Real-world weather data is sparse, highly random, and...

Briefs: Mechanical & Fluid Systems
Constraint Force Equation (CFE) Solver for Multi-Body Dynamics and its Implementation in POST2

Existing aerospace flight trajectory programs simulate the motion of aerospace vehicles by modeling external forces and moments acting on each body, but lack provisions for determining reaction forces and moments exerted by one body on another through...

Briefs: Imaging
Ultrasound Competence Test Metrics

Diagnostic medical ultrasound requires psychomotor skill in image acquisition and cognitive skill in image interpretation. There is a lack of an objective, quantitative, and standardized method to assess psychomotor skill. In traditional radiology and cardiology training programs, physicians are certified based...

Briefs: Robotics, Automation & Control
NASA Tensegrity Robotics Toolkit (NTRT)

Tensegrity robots have many unique properties useful for robots intended to operate in natural settings, yet the exploration of how to build and control such robots is just beginning. Many of their positive qualities, such as multipath force distribution, compliance, and their oscillatory nature, also make...

Briefs: Aerospace
Timed Injection of Simulation Data via Redundant Network Ports in Time Triggered Ethernet (TTE) Systems

Vehicle-scale integration and test requires closed-loop simulation using full-scale avionics systems or even entire vehicles. Incorporation of simulation data into real systems is problematic because real system sensors report the real...

Briefs: Information Technology
Time-Scaled Activity Diagram Simulator

The Time-Scaled Activity Diagram Simulator software simulates and animates time-tagged events as an overlay on activity and internal block diagrams in MagicDraw as a plugin application. “Events” are quite generic and include atomic actions, compound actions, signal and message exchanges, invocations,...

Briefs: Photonics/Optics
A 16-Beam, Non-Scanning, Swath-Mapping Laser Altimeter Instrument

The purpose of this work was to develop and demonstrate technologies for a next-generation, efficient, swath-mapping space laser altimeter. The Lidar Surface Topography (LIST) mission concept allows simultaneous measurements of 5-meter-spatial-resolution topography and vegetation...

Briefs: Green Design & Manufacturing

The SWOT Science Simulator simulates projected SWOT altimetry observations that can be applied to an ocean general circulation model, allowing the exploration of ideas and methods to...

Briefs: Robotics, Automation & Control
Morpheus Lander Vehicle Simulation/Vehicle Flight Software

The Morpheus simulation is a suite of software models that simulates the performance of a lander vehicle. The specific vehicle is a terrestrial lander used as a “vertical test bed” platform for developing technology, and proving hardware and software systems for use in space...

Briefs: Aerospace
Data Server for Real-Time Display Interface

The purpose of this software is to decouple display and data interface functions by developing a central data server. By using the centralized data server, flight displays can be easily transferred between simulators and research airplanes without having to reprogram flight display graphics. Therefore,...