Design of a Data Acquisition and Reduction System for Fatigue Testing.

Abstract

A data acquisition and reduction system has been created for aircraft materials fatigue testing. The system uses an HP-9835 Desktop Calculator, an HP-2240A Measurement and Control Processor and a Materials Testing System loading machine. Three different computer programs on the HP-9835 are used to analyze material properties, simulate inflight fatigue loading and compute fatigue damage at a stress concentration. The flight loads are selected from Mil Spec 8866 and applied in a random order. The fatigue damage at a stress concentration is calculated from the applied local stresses using Miner's Law. (Author)

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Document Details

Document Type
Technical Report
Publication Date
Sep 01, 1981
Accession Number
ADA110612

Entities

People

  • Jerry Wayne Dalton

Organizations

  • Naval Postgraduate School

Tags

Communities of Interest

  • Air Platforms
  • Biomedical

DTIC Thesaurus Topics

  • Acquisition
  • Aircrafts
  • Computer Programs
  • Computers
  • Data Acquisition
  • Engineering
  • Equations
  • Flight Loads
  • Flight Simulations
  • Materials
  • Materials Testing
  • Measurement
  • Plastic Explosives
  • Simulations
  • Stress Concentration
  • Stress Strain Relations
  • Stresses

Fields of Study

  • Physics

Readers

  • Computer Science/Computer Engineering/Data Science/Digital Signal Processing.
  • Fire Suppression Systems Design.
  • Structural Dynamics.