Static Proof Test @ HYTEC Bottom Tray -002

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Static Proof Test _at_ HYTECBottom Tray -002

• July 23 24, 2003

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Pre-Test of Vertical Fixture

• Performed vertical fixture load test/calibration
  checks prior to 1st test of bottom tray
• Verify fixture design accuracy of load
  application

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Test Article Bottom Tray -002
Thermal/Mechanical Sidewalls
Tower Simulator
Tray 2 (from prototype tower)
Bottom Tray (-002)
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Instrumentation
Load Cell (7500 lb Max)
LVDT Displacement Probes (12 Channels)
Strain Gages (20 Channels)
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Vertical Axis Static Proof Test

• Test Load 12,760 N (40 gs)
• Test performed to 100 of 3? Static Equivalent
  Random Vibration Loads in tension
• Compression not performed due to time constraint
• Max Predicted Flexure Loads
• Corner Flexure
• Axial 2422N
• Shear 93N
• Side Flexure
• Axial 829N
• Shear 26N
• Results NO Evidence of Damage Test Successful

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Vertical Measured Compliance
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Lateral Y Static Proof Test

• Test Load 8600 N (27 gs)
• Test performed to 100 of 3? Static Equivalent
  Random Vibration Loads
• Both directions were tested (positive negative)
• Y-axis loads are more sever than X-axis

• Max Predicted Flexure Loads
• Corner Flexure
• Axial 3898N
• Shear 850N
• Side Flexure
• Axial 1716N
• Shear 3104N
• Results NO Evidence of Damage Test Successful

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Lateral Y Measured Compliance
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Lateral XY (45? Axis) Static Proof Test

• Test Load 9550 N (27 gs)
• Test performed to 100 of 3? Static Equivalent
  Random Vibration Loads
• Both directions were tested (positive negative)
• Corner Flexure buckling critical load case

• Max Predicted Flexure Loads
• Corner Flexure
• Axial 6224N
• Shear 1473N
• Side Flexure
• Axial 1347N
• Shear 2440N
• Results NO Evidence of Damage Test Successful

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Lateral XY Measured Compliance
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Lateral XY Peak Sidewall Strains