Software

Updated Chemical Kinetics and Sensitivity Analysis Code

An updated version of the General Chemical Kinetics and Sensitivity Analysis (LSENS) computer code has become available. A prior version of LSENS was described in “Program Helps to Determine Chemical-Reaction Mechanisms” (LEW-15758), NASA Tech Briefs, Vol. 19, No. 5 (May 1995), page 66.

Posted in: Software, Briefs, TSP

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Grid Visualization Tool

The Grid Visualization Tool (GVT) is a computer program for displaying the path of a mobile robotic explorer (rover) on a terrain map. The GVT reads a map-data file in either portable graymap (PGM) or portable pixmap (PPM) format, representing a gray-scale or color map image, respectively.

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Data-Acquisition Software for PSP/TSP Wind-Tunnel Cameras

Wing-Viewer is a computer program for acquisition and reduction of image data acquired by any of five different scientific grade commercial electronic cameras used at Langley Research center to observe wind-tunnel models coated with pressure or temperature-sensitive paints (PSP/TSP).

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Facilitating Navigation Through Large Archives

Automated Visual Access (AVA) is a computer program that effectively makes a large collection of information visible in a manner that enables a user to quickly and efficiently locate information resources, with minimal need for conventional keyword searches and perusal of complex hierarchical directory systems.

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Program for Weibull Analysis of Fatigue Data

A Fortran computer program has been written for performing statistical analysis of fatigue-test data that are assumed to be adequately represented by a two-parameter Weibull distribution. This program calculates the following:

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Comprehensive Micromechanics-Analysis Code — Version 4.0

Version 4.0 of the Micromechanics Analysis Code With Generalized Method of Cells (MAC/GMC) has been developed as an improved means of computational simulation of advanced composite materials.

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Component-Based Visualization System

A software system has been developed that gives engineers and operations personnel with no “formal” programming expertise, but who are familiar with the Microsoft Windows operating system, the ability to create visualization displays to monitor the health and performance of aircraft/spacecraft.

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