Diagnostic Methods for Particle Property Measurements in Solid Rocket Motor Plumes

Abstract

an analysis of optical instrumentation techniques for particle property measurements in solid rocket motor exhaust plumes is presented. Operational limitations of the fringe type dual scatter, transit time, and local oscillator systems are presented in detail. In addition, two particle sizing interferometer systems were evaluated. State-of-the-art optical systems are reviewed and evaluated for particle velocity, particle size, and number density measurements. Particle diffusion spectroscopy, Schlieren correlation, and the radiating particle velocimeter were examined and recommended for measurement of particle size, mass density, and particle temperature. An ultraviolet forward Mie scattering computer code was used to examine ultraviolet scattering patterns from particles.

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Document Details

Document Type
Technical Report
Publication Date
May 01, 1981
Accession Number
ADA099299

Entities

People

  • K. E. Harwell
  • R. H. Kohl
  • W. M. Farmer

Organizations

  • University of Tennessee Space Institute

Tags

Communities of Interest

  • Advanced Electronics
  • Energy and Power Technologies
  • Weapons Technologies

DTIC Thesaurus Topics

  • Air Force
  • Detection
  • Diffraction
  • Electromagnetic Radiation
  • Forward Scattering
  • Laser Velocimeters
  • Lasers
  • Measurement
  • Measuring Instruments
  • Mie Scattering
  • Optical Properties
  • Optics
  • Particle Size
  • Refractive Index
  • Scattering
  • Spectroscopy
  • Velocimeters

Fields of Study

  • Physics

Readers

  • Fluid Dynamics.
  • Spectroscopy.