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Kirsten Wind Tunnel Technical Guide

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Introduction

The University of Washington Aeronautical Laboratory (UWAL) is an aerodynamic testing organization under the Department of Aeronautics & Astronautics. UWAL uses the facilities of the Department of Aeronautics & Astronautics for aeronautical testing for companies, individuals, and governments. Revenue generated by commercial testing helps fund undergraduate use of the facilities and research. This document describes the technical aspects and capabilities of the primary facility, the Kirsten Wind Tunnel.

Any further questions or requests for more information will be gladly handled by UWAL personnel. UWAL is dedicated to meeting the customer's needs with professional service and quality data.

TABLE OF CONTENTS

General Description

Types of Wind Tunnel Tests

  • Six component force tests
  • Pressure tests
  • Flow visualization tests

The Facility

  • Location
  • Overview
  • Control Room
  • Company Room
  • Model Shop
  • Fans
  • Observation Deck
  • Model Deck

Test Section

  • Dimensions
  • Construction
  • Test Section Conditions

Instrumentation

  • Dynamic Pressure Transducer
  • External Balance

Probes

  • Five-hole probe
  • Total and static probes
  • 20" wake rake
  • Boundary layer probes
  • Other probes

Pressure Measurements

Traverse Rig

Flow Visualization

  • Smoke
  • Tufts
  • China Clay
  • Oil
  • Sublimation

Photography

  • Digital camera
  • 35mm camera
  • Digital video camera
  • Analog video camera
  • Video frame capturing
  • Normal lighting
  • Ultraviolet lighting
  • Image processing

Two Dimensional Model Mounting

Three Dimensional Model Mounting

  • Model Installation
  • General mounting information
  • Two-point
  • One-point
  • Special mounting systems
  • Ground planes

Automotive Model Mounting

  • General mounting information
  • Car models
  • Truck models
  • Coverplates
  • Boundary layer suction system

Model Support Effects

  • Standard fork tares
  • Image strut/fork

Powered Testing

  • Auxiliary model power
  • Electric motor

Data Acquisition System

  • Hardware
  • Data Processing
  • Daily Calibration Process
  • Model Positioning
  • Auxiliary Instrumentation

Data Reduction System

  • Hardware
  • Software
  • Storage media

Data Plotting

  • Online plots
  • Final plots

Auxiliary Services

  • Model design/construction
  • Data analysis
  • Copy, duplication, and printing services
  • Internet access
  • Vinyl letters and logos

Miscellaneous

  • Model Accelerometer Mount
  • Inclinometer Drawings/Images
  • Sample Run Log
  • Airspeed Conversion Chart