arXiv:2607.09548cs.RO2026-07中稿 · the IEEE/RSJ Inter…

优化无人机机械臂设计,让其在气流干扰下仍能稳定操作

Task-Adaptive Design of Modular Aerial Manipulators Under Airflow Exposure Constraints

论文配图:Task-Adaptive Design of Modular Aerial Manipulators Under Airflow Exposure Constraints
图 1 · 摘自论文原文
  • 联合优化机械臂布局与末端执行器位置,兼顾任务力矩与气流暴露
  • 提出锥球气流模型,精确描述四旋翼气流扩散结构并支持快速计算
  • 适用于对气流敏感的精密操作场景,如实验室或医疗机器人

多旋翼平台进行空中操作可实现复杂环境中的物理交互,但旋翼产生的气流仍是涉及气流敏感目标或环境任务的主要限制。本文提出一种基于优化的模块化空中机械臂设计框架,同时考虑任务力矩可行性、末端执行器位置及气流暴露约束。首先引入目标侧气流耐受性新分类,并将相应暴露要求形式化为几何约束;为高效建模旋翼气流,提出紧凑的锥球包络模型,近似四旋翼气流扩散结构的同时保持优化计算的可处理性。在此基础上,提出一种重构优化方法,使模块化空中机械臂能适应多样化的任务力矩需求,同时满足目标侧气流暴露和平台内部气流干扰约束。与以往假设末端执行器位置固定的方案不同,本框架同步优化末端执行器位置与平台构型。可扩展性实验与消融研究验证了该框架的有效性。

原文摘要 · Abstract (English)

Aerial manipulation with multirotor platforms enables physical interaction in complex environments, but rotor-induced airflow remains a critical limitation for tasks involving airflow-sensitive targets or surroundings. This paper presents an optimization-based design framework for modular aerial manipulators that jointly considers task wrench feasibility, end-effector placement, and airflow exposure constraints. We first introduce a novel categorization of target-side airflow tolerance and formulate the corresponding exposure requirements as geometric constraints. To efficiently model rotor-induced airflow, we introduce a compact cone-sphere envelope that approximates the spreading structure of a quadrotor's airflow while preserving computational tractability for optimization. Building on this formulation, we propose a reconfiguration optimization that adapts a modular aerial manipulator to diverse task wrench requirements while enforcing both target-side airflow exposure and intra-platform airflow interference constraints. Unlike prior designs that assume a fixed end-effector location, the proposed framework optimizes the end-effector placement together with the platform configuration. Scalability experiments and ablation studies validate the effectiveness of the proposed framework.

空中操作气流建模优化设计

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