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相关概念视频

Electro-mechanical Systems01:19

Electro-mechanical Systems

927
Electromechanical systems are intricate configurations that effectively combine electrical and mechanical elements to achieve a desired outcome. Central to many of these systems is the DC motor, a device that converts electrical energy into mechanical motion, enabling various applications ranging from simple fans to complex robotic mechanisms.
A key component of the DC motor is the armature, a rotating circuit positioned within a magnetic field. As an electric current passes through the...
927
Hydraulic Jump: Problem Solving01:16

Hydraulic Jump: Problem Solving

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To analyze a hydraulic jump in a rectangular channel with a flow speed of 6 meters per second, follow these steps:Calculate Effective Upstream Velocity:When the downstream gate closes, a hydraulic jump forms, traveling upstream at 2 meters per second. This wave speed combines with the initial channel flow velocity, creating an effective upstream velocity.Identify Flow Velocities Before and After the Hydraulic Jump:Upstream of the hydraulic jump, the effective flow velocity includes both the...
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相关实验视频

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Modeling and Experimental Analysis of the Single-Shaft Coaxial Motor-Pump Assembly in Electrohydrostatic Actuators
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六角电液模块用于快速重新配置的高速机器人.

Zachary Yoder1,2, Ellen H Rumley1,2, Ingemar Schmidt1

  • 1Robotic Materials Department, Max Planck Institute for Intelligent Systems, Stuttgart, Germany.

Science robotics
|September 18, 2024
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概括

研究人员为机器人开发了新的六角电液 (HEXEL) 模块. 这些软执行模块提供高速,高应变执行和磁连接,以便快速重新配置和无操作.

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Design and Fabrication of an Elastomeric Unit for Soft Modular Robots in Minimally Invasive Surgery
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科学领域:

  • 机器人技术 机器人技术 机器人技术
  • 材料科学 材料科学 材料科学
  • 执行系统 执行系统

背景情况:

  • 可重新配置的模块化机器人比固定设计具有多功能性和可持续性等优势.
  • 软执行器提高了适应性和安全性,但往往缺乏高速,高应变能力和无操作.
  • 现有的模块化机器人系统需要提高执行性能和连接方法,以提高灵活性.

研究的目的:

  • 引入一类具有增强性能的新型电动机器人模块 (HEXEL模块).
  • 通过模块化实现机器人系统的快速重新配置和高灵活性.
  • 解决现有的软执行器在速度,应变和无操作方面的局限性.

主要方法:

  • 开发六角电液 (HEXEL) 模块,结合软执行器和刚性外骨架.
  • 描述单个HEXEL模块的执行性能,包括速度和应变.
  • 使用嵌入式磁连接来实现模块之间的可逆机械和电气合.
  • 模拟HEXEL模块的准静态强力冲击行为.

主要成果:

  • 赫塞尔模块表现出高速启动 (4618%每秒张力率,15.8赫兹带宽) 和高张力 (49%收缩).
  • 模块具有很高的特定功率 (122W/kg),并通过电子设备的磁连接实现无操作.
  • 证明了成功地重新配置到各种机器人系统,包括跳跃,管道爬行,肌肉,阵列,平台和滚动机器人.

结论:

  • HEXEL模块代表了软机器人执行的重大进步,提供了高性能和可重配置性.
  • 磁连接系统促进了快速组装和无功能,为敏捷的机器人系统铺平了道路.
  • 这些模块有望创造下一代,快速重新配置,高速机器人,具有多样化的应用.