相关实验视频
Updated: Jan 6, 2026

10:09
Operation of the Collaborative Composite Manufacturing CCM System
Published on: October 1, 2019
7.0K
连续机器人的拓信息准静态运动规划与接触的连续机器人
1Department of Mechanical Engineering, Georgia Institute of Technology, Atlanta 30332, USA.
概括
连续机器人 (CRs) 通过将障碍诱导的配置映射到简化的分数空间来导航复杂的空间. 这种新的方法提高了动作规划效率和成功率,在混乱的环境中.
科学领域:
- 机器人技术 机器人技术 机器人技术
- 控制理论 控制理论
- 计算几何学的计算几何学
背景情况:
- 连续机器人 (CRs) 为混乱的环境提供了高灵巧度.
- 它们的低调性质使得静态配置取决于环境接触模式.
- 障碍物在机器人的配置空间中诱导了一个复杂的拓.
研究的目的:
- 描述由环境障碍引发的配置空间拓.
- 开发一个动作规划策略,使用配置空间的简化表示.
- 为了减少复杂环境中的探索和路径查找的计算负载.
主要方法:
- 通过零启动配置的分数结构来表征配置空间拓.
- 将分数空间表示为配置模式的图形.
- 在自由工作空间中构建凸集的图形.
- 使用树搜索和凸起优化来识别候选配置.
- 使用弹性能量最小化来确定配置模式.
- 实现一个动作规划器,利用分数空间图来寻找路径.
主要成果:
- 拟议的方法成功地将分数空间识别为配置模式的图.
- 开发了一种运动计划器,可以在分数空间图中找到路径,并将其转换为连续配置空间路径.
- 在复杂的3D环境中证明了有效性.
结论:
- 分数空间方法为连续机器人运动规划提供了有效的路线图.
- 这种方法在计算时间和成功率方面明显优于基线方法.
- 这种方法提供了一种计算效率高的方法,可以通过连续机器人来导航复杂,混乱的环境.
相关概念视频
Planar Rigid-Body Motion
935
Understanding the movement of a rigid body in planar motion involves recognizing that every particle within this body is traversing a path that maintains a consistent distance from a specific plane. This concept is fundamental in the study of physics and mechanical engineering, and it allows us to comprehend better how objects move in space.
Planar motion is typically divided into three distinct categories. The first is rectilinear translation, demonstrated by a subway train that moves along...
Planar motion is typically divided into three distinct categories. The first is rectilinear translation, demonstrated by a subway train that moves along...
935
Three-Dimensional Force System:Problem Solving
1.3K
A three-dimensional force system refers to a scenario in which three forces act simultaneously in three different directions. This type of problem is commonly encountered in physics and engineering, where it is necessary to calculate the resultant force on the system, which can then be used to predict or analyze the behavior of the object or structure under consideration.
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
1.3K
Coplanar Forces
5.4K
Consider an object upon which multiple forces are acting. If the lines of action of each force lie within the same plane, the system can be considered coplanar. The Cartesian vector form can be used to resolve each force into its respective components. For a coplanar system, the system will be in equilibrium if each component of the resultant force equals zero and the resultant force on the system is zero. If the sum of the forces is not equal to zero, then the object will not be in equilibrium...
5.4K
One-Degree-of-Freedom System
761
In mechanical engineering, one-degree-of-freedom systems form the basis of a wide range of electrical and mechanical components. Using these models, engineers can predict the behavior of various parts in a larger system, which gives them insight into how different forces interact with each other.
A one-degree-of-freedom system is defined by an independent variable that determines its state and behavior. One example of a one-degree-of-freedom system is a simple harmonic oscillator, such as a...
A one-degree-of-freedom system is defined by an independent variable that determines its state and behavior. One example of a one-degree-of-freedom system is a simple harmonic oscillator, such as a...
761
Two-Dimensional Force System: Problem Solving
1.2K
Solving problems related to two-dimensional force systems is an essential aspect of mechanics and engineering. By applying the principles of vector analysis and force equilibrium, one can determine the effect of multiple forces acting on an object in a two-dimensional space.
The first step to solving a two-dimensional force system problem is to draw a free-body diagram of the object under consideration. This diagram helps identify all the external forces acting on the object, including their...
The first step to solving a two-dimensional force system problem is to draw a free-body diagram of the object under consideration. This diagram helps identify all the external forces acting on the object, including their...
1.2K
Relative Motion Analysis using Rotating Axes-Problem Solving
673
Consider a crane whose telescopic boom rotates with an angular velocity of 0.04 rad/s and angular acceleration of 0.02 rad/s2. Along with the rotation, the boom also extends linearly with a uniform speed of 5 m/s. The extension of the boom is measured at point D, which is measured with respect to the fixed point C on the other end of the boom. For the given instant, the distance between points C and D is 60 meters.
Here, in order to determine the magnitude of velocity and acceleration for point...
Here, in order to determine the magnitude of velocity and acceleration for point...
673

