arXiv:2606.02370cs.RO2026-06

高保真仿真平台让扑翼飞行器在复杂风场中更真实地训练自主系统。

A Simulation Platform for Flapping-Wing Vehicles

  • 融合叶片理论与湍流生成,模拟真实空气动力学和风场扰动。
  • 支持多模态传感器数据输出,包含带噪声的惯性测量与激光点云。
  • 适合开发扑翼飞行器的控制与感知算法,提升从仿真到现实的迁移能力。

扑翼飞行器(FWAVs)虽具出色机动性,但因对气动扰动敏感且传感器载荷有限,自主性发展受阻。现有仿真平台多依赖简化的层流假设与理想化传感器模型,无法还原真实环境中复杂的湍流与感知限制,导致仿真与现实差距大。本文提出基于Unity的高保真仿真框架FWAV-Sim,集成三方面:(1)结合拟稳态叶素理论与钝体阻力效应的复合气动模型;(2)通过分形噪声合成生成时空相关湍流;(3)真实传感器模拟,包括带噪声的IMU、LiDAR点云及RGB图像。该平台可规模化生成同步数据集,包含真实飞行状态、气动力、湍流风场及多模态传感信号。实验验证表明,在FWAV-Sim中开发的自主系统(含控制器与感知模块)表现出显著提升的仿真性能,有效推动了基于仿真的扑翼飞行器系统研发。

原文摘要 · Abstract (English)

Flapping-wing aerial vehicles (FWAVs) demonstrate remarkable agility but face substantial autonomy challenges due to their high sensitivity to aerodynamic disturbances and limited sensor payload capacity. Current simulation platforms typically rely on oversimplified laminar flow assumptions and idealized sensor models, failing to capture the complex turbulence patterns and perceptual limitations encountered in real-world operation. This simulation-to-reality discrepancy significantly impedes the development of robust autonomy systems for FWAVs. We introduce FWAV-Sim, a high-fidelity Unity-based simulation framework that integrates: (1) a composite aerodynamic model combining quasi-steady blade-element theory with bluff-body drag effects, (2) spatiotemporally correlated turbulence generation through fractal noise synthesis, and (3) realistic sensor simulation including noisy IMU measurements, LiDAR point clouds, and RGB camera feeds. Our platform enables scalable generation of synchronized datasets containing ground-truth vehicle states, aerodynamic forces, turbulent wind fields, and multi-modal sensor streams. Experimental validation demonstrates that autonomy pipelines (including both controllers and perception systems) developed in FWAV-Sim exhibit significantly improved simulation capability, thereby advancing the outstanding performance in simulation-based development for flapping-wing aerial systems.

飞行器仿真气动建模湍流模拟多模态感知

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