Aerolab @ Faculty of Mechanical Engineering
AeroLab
INFORMATION TREE
UTM-LST



Circuit Features
Test Equipment & Instrumentation
Test Section
Balances
Model Support
Facility Control System
Fan & Drive


Circuit Features

  • Closed-return type, horizontal arrangement
  • Contraction Ratio 9:1
  • Wind Angle Diffuser (with screen)
  • Heat Exchanger (Conventional Water Cooling System)
  • Honeycombs
  • Turbulence Reduction Screens (Three)
  • Turning vanes
 




                               The wind tunnel circuit
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Test Equipment & Instrumentation
  • 6-Component External Balance
  • Underfloor turntable
  • 3-point Strut Support System
  • Pitch and Yaw capabilities
  • Internal Balance (automotive)
  • Half-Model (Semi-Span) Balance
  • 128-port Electronic Pressure Scanning System - Scanivalve ZOC Model
  • Probe Traversing System for flowfield survey
  • Dual Channel Hotwire System - Dantec
  • Flow Visualization (Laser Sheet System & Smoke Generator)
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Test Section
  • 2.0m (W) x 1.5m (H) x 5.8m (L), solid walls
  • Wind speed 3 to 80 m/s maximum (Mach 0.23)
  • Maximum air temperature 40°C
  • atmospheric, interchangeable test section


3D Aircraft installed in the test section

Flow Quality Specification in Empty Test Section at 70 m/s
  • Velocity Uniformity : < 0.15%
  • Temperature Uniformity : < 0.2°C
  • Flow Angle Uniformity : < 0.15°

             

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Balance Load Range And Accuracy

Load Component and Accuracy Type of Balance

External

Semi Span


Internal
Axial Force, Fx (N)             ± 1200 ±900 ±182
Side Force, Fy (N) ± 1200 ± 900 ± 356
Normal Force, Fz (N) ± 4500 ± 4599 ± 445
Roll Moment, Mx (N-m) ± 450 ± 1362 ± 7
Pitch Moment, My (N-m) ± 450 ± 250 ± 62
Yaw Moment, Mz (N-m) ± 450 ± 450 ± 50
Primary Accuracy, %
(based on ± 1 standard
deviation)
0.04 0.04 < 0.10

Model Support

  • 3-point strut support system.
  • Underfloor turntable.
  • Yaw motion ± 90°
  • Pitch motion from -15° to 45°

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Facility Control System
 
  1. Fully integrated automatic computer Control and Data Acquisition System
  2. Mode of Operation - Pre-test, Test Execution, Post Test Analysis, Calibration
  3. Pacific Instrument PI 6000 Series Data Acquisition System
  4. Windows 2000/NT Operating System

Fan & Drive
  • 430 kW a.c. motor
  • 16-blade, single stage axial fan
  • High-efficiency axial fan blade design
    

          
                    Fan
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