Improved Flight Flutter Testing Excitation Techniques

Abstract

This report results from a contract tasking School of Engineering University of Manchester as follows: The contractor will investigate improvements in excitations signals used in aircraft flutter flight test data collection. It describes the work done during the period 1 April - 30 September 1998 for the EOARD contract F61775-98-WEO12 on Improved Flight Flutter Testing Excitation Techniques. Strategies. A number of improved swept sine (Chirp') and random excitation signals are developed and demonstrated to be superior to conventional linear sweeps and minimum crest factor random signals.

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Document Details

Document Type
Technical Report
Publication Date
Sep 28, 1998
Accession Number
ADA357902

Entities

People

  • J. E. Cooper
  • M. J. Desforges

Organizations

  • University of Manchester

Tags

Communities of Interest

  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Aircrafts
  • Algorithms
  • Contracts
  • Data Acquisition
  • Engineering
  • Excitation
  • Fluid Dynamics
  • Frequency
  • Frequency Bands
  • Frequency Domain
  • Frequency Response
  • Measurement
  • Power Spectra
  • Resonant Frequency
  • Spectra
  • Spectral Lines
  • Standards

Readers

  • Radar Systems Engineering.
  • Structural Dynamics.
  • Technical Research and Report Writing.