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In this study, effects ofWind tunnel cable reinforcementsCable reinforcement on aeroelastic wind responses of air-supported membrane structuresAir-supported membrane structure are investigated by wind tunnel experimentsWind tunnel experiment. Wind-induced displacements are measured during aeroelastic wind tunnel testsWind tunnel test on models with and without cables. In addition, effects of internal pressures, wind velocities, and membrane tensile stiffness are also considered. It has been discovered that wind-induced displacements of cable-reinforced models are significantly lower than those of models without cables. Meanwhile, aeroelastic instability may occur on the model with much smaller structural stiffness, exhibiting abrupt increases in structural responses and variations in vibration modes when exceeding critical wind velocities. However, as cable reinforcementsCable reinforcement are applied, aeroelastic instability is suppressed due to noticeable increases in structural stiffness. These results indicate the importance of cable reinforcementsCable reinforcement to enhance wind-resistant performance of air-supported membrane structuresAir-supported membrane structure.

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Wind Tunnel Study on Aeroelastic Wind Responses of Cable-Reinforced Air-Supported Membrane Structures

  • 会议论文

  • 发表日期：

    2026年

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  • Keye Yan,
  • Yue Wu,
  • Zhaoqing Chen

摘要

In this study, effects ofWind tunnel cable reinforcementsCable reinforcement on aeroelastic wind responses of air-supported membrane structuresAir-supported membrane structure are investigated by wind tunnel experimentsWind tunnel experiment. Wind-induced displacements are measured during aeroelastic wind tunnel testsWind tunnel test on models with and without cables. In addition, effects of internal pressures, wind velocities, and membrane tensile stiffness are also considered. It has been discovered that wind-induced displacements of cable-reinforced models are significantly lower than those of models without cables. Meanwhile, aeroelastic instability may occur on the model with much smaller structural stiffness, exhibiting abrupt increases in structural responses and variations in vibration modes when exceeding critical wind velocities. However, as cable reinforcementsCable reinforcement are applied, aeroelastic instability is suppressed due to noticeable increases in structural stiffness. These results indicate the importance of cable reinforcementsCable reinforcement to enhance wind-resistant performance of air-supported membrane structuresAir-supported membrane structure.