A Computerized Data Acquisition Interface to Measure Turbulent Shear Flow Velocity Profiles behind a Grid of Parallel Rods.

Abstract

A design study was conducted to develop a computerized, electromechanical data acquisition system interface to instrumentation/apparatus measuring turbulent shear flow velocity profiles behind a grid of parallel rods. Data on profiles generated behind two such grids was acquired via a digital controller and a user-built interface to the data acquisition system. Conclusions were drawn that the digital controller did provide a superior means in collecting/reducing data than existed before, that the interface did provide an enhanced capability in documenting fluid flow phenomena under such test conditions, and that the experience did indicate future work in automating instrumentation/apparatus electromechanical components. (Author)

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Document Details

Document Type
Technical Report
Publication Date
Dec 01, 1981
Accession Number
ADA111099

Entities

People

  • Samuel A. Robinson Jr.

Organizations

  • Air Force Institute of Technology

Tags

Communities of Interest

  • Energy and Power Technologies
  • Sensors
  • Weapons Technologies

DTIC Thesaurus Topics

  • Acquisition
  • Anemometers
  • Boundary Layer
  • Brushless Dc Motors
  • Computational Fluid Dynamics
  • Control Systems
  • Data Acquisition
  • Flow
  • Flow Fields
  • Fluid Dynamics
  • Fluid Flow
  • Instrumentation
  • Measurement
  • Pressure Transducers
  • Shear Flow
  • Transducers
  • Turbulent Mixing

Fields of Study

  • Physics

Readers

  • Computational Fluid Dynamics (CFD)
  • Computer Science/Computer Engineering/Data Science/Digital Signal Processing.
  • Fluid Dynamics.

Technology Areas

  • Microelectronics
  • Microelectronics - Microelectromechanical Systems