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HOME >> NEWS >> Optimized Chain Link Fence Systems for Wind Tunnel Outdoor Testing Sites

Optimized Chain Link Fence Systems for Wind Tunnel Outdoor Testing Sites

Outdoor wind tunnel test facilities demand fencing solutions that maintain perimeter integrity without interfering with sensitive aerodynamic measurements. Chain link fencing provides a wind-permeable, vibration-stable, and modular barrier that meets ISO 9869-1 requirements for non-intrusive structures. Designed to withstand high wind speeds over 120 km/h, these systems minimize eddy formation, reduce resonance near sensors, and offer long-term environmental resilience through ASTM A392 galvanization and UV-resistant coatings. A case study from an Arizona aerospace site demonstrated a reduction in wind-induced oscillation by 80% using torsion bar bracing and deep-set rebar anchoring. This article outlines key design, material, and compliance standards for chain link fences in high-wind, sensor-sensitive outdoor test zones.

Optimized Chain Link Fence Systems for Wind Tunnel Outdoor Testing Sites

Introduction: The Challenge of Securing Wind Tunnel Test Zones

Wind tunnel testing is critical for validating aerodynamics in automotive, aerospace, and architectural research. Outdoor test rigs and turbine mockups often extend beyond enclosed laboratories, requiring high-integrity perimeter control. Chain link fencing provides a scalable, wind-permeable solution suited to extreme airflow zones while preserving sensor accuracy and safety. In compliance with ISO 9869-1, structural enclosures must not interfere with external measurement instruments.

Design Parameters for Wind Exposure and Vibration Control

Outdoor test setups may include rotating instruments, sensitive microphones, and freestanding measurement towers. The fencing must:

  • Minimize eddy formation and turbulence near test fields

  • Withstand high wind velocities (>120 km/h) without mesh deformation

  • Be vibration-dampened at anchor points to prevent resonance near sensors

  • Use tension wires compliant with ASTM F1664 for line post rigidity


Case Study: Aerospace Wind Test Range in Arizona

A major aerospace contractor erected 500 meters of 3.6 m high galvanized chain link fencing around a desert-based turbine validation zone. Anchored into bedrock using deep-set rebar sockets, the fence integrated sliding service gates and mesh that met ASCE 7-22 wind load standards. Wind-induced fence oscillation was reduced by 80% using torsion bar braces.

Environmental Resistance and Material Specifications

Materials selected for wind tunnel sites must exhibit:

  • UV-resistant PVC coatings or powder-coated polyester on zinc core wire

  • Galvanization level Class B or higher per ASTM A392

  • Corrosion-proof posts and gate hardware rated for outdoor lab environments

Grounding may be required for EMI-sensitive experiments per NFPA 70 NEC.


Related articles: Turbine Barrier Structures, Sensor Protection Enclosures, Open-Air Test Facility Panels

References: ISO 9869-1, ASTM F1664, ASCE 7-22, ASTM A392, NFPA 70 NEC

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