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相关概念视频

Kinematic Equations: Problem Solving01:15

Kinematic Equations: Problem Solving

27.3K
When analyzing one-dimensional motion with constant acceleration, the problem-solving strategy involves identifying the known quantities and choosing the appropriate kinematic equations to solve for the unknowns. Either one or two kinematic equations are needed to solve for the unknowns, depending on the known and unknown quantities. Generally, the number of equations required is the same as the number of unknown quantities in the given example. Two-body pursuit problems always require two...
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Two-Dimensional Force System: Problem Solving01:29

Two-Dimensional Force System: Problem Solving

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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...
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Quadratic Models01:23

Quadratic Models

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Quadratic models are mathematical representations used to describe relationships in which the rate of change changes at a constant rate. These models appear in a wide variety of natural and engineered systems, especially those involving motion, forces, and optimization. One common application is analyzing the vertical motion of objects influenced by gravity, such as a ball thrown into the air.In such scenarios, the object's height changes over time in a curved pattern, rising to a maximum point...
188
Three-Dimensional Force System:Problem Solving01:30

Three-Dimensional Force System:Problem Solving

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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...
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Rolling Resistance: Problem Solving01:17

Rolling Resistance: Problem Solving

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Rolling resistance, also known as rolling friction, is the force that resists the motion of a rolling object, such as a wheel, tire, or ball, when it moves over a surface. It is caused by the deformation of the object and the surface in contact with each other, as well as other factors like internal friction, hysteresis, and energy losses within the materials. Rolling resistance opposes the object's motion, requiring additional energy to overcome it and maintain movement. In practical...
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相关实验视频

Updated: Jan 13, 2026

Asymmetric Walkway: A Novel Behavioral Assay for Studying Asymmetric Locomotion
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Asymmetric Walkway: A Novel Behavioral Assay for Studying Asymmetric Locomotion

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步行模式生成通过逐步的二次编程为双针机器人走路模式.

Guoshuai Liu1, Zhiguo Lu1, Hang Zhang1

  • 1School of Mechanical Engineering and Automation, Northeastern University, Shenyang 110819, China.

Biomimetics (Basel, Switzerland)
|October 28, 2025
PubMed
概括
此摘要是机器生成的。

这项研究引入了一种新的方法,通过整合支持阶段来实现双脚机器人行走模式. 这种方法简化了轨迹生成,使机器人运动更加自然和稳定.

关键词:
这是一个双脚机器人.高度变化的变化.四位数优化的二次优化.步行模式的生成 步行模式的生成

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Last Updated: Jan 13, 2026

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08:19

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Published on: January 15, 2016

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Manufacturing, Control, and Performance Evaluation of a Gecko-Inspired Soft Robot
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科学领域:

  • 机器人技术 机器人技术 机器人技术
  • 控制系统 控制系统
  • 机械电子学是什么意思 机械电子学

背景情况:

  • 由于动态不稳定,双脚机器人控制是复杂的.
  • 对于双脚机器人来说,产生稳定的行走轨迹至关重要.

研究的目的:

  • 提出一种用于生成双脚机器人行走模式的新方法.
  • 通过整合双重和单一支持阶段来简化轨迹生成.
  • 为了使自然的行走轨迹与缩短的优化地平线.

主要方法:

  • 将双重和单一的支持阶段集成到一个单一的轨迹生成步骤中.
  • 使用二次优化与终端约束,基于线性倒置摆形模型.
  • 限制质量中心 (COM) 位置和垂直加速以管理零动量点 (ZMP) 非线性.

主要成果:

  • 证明了自然步行轨迹生成的缩短优化视界.
  • 成功抵消了COM垂直运动对ZMP的非线性影响.
  • 用Neubot机器人对平坦地面和楼梯进行模拟和实验来验证该方法.

结论:

  • 拟议的方法有效地为双脚机器人生成自然行走轨迹.
  • 该技术允许进行垂直质量中心调整,同时保持优化线性.
  • 这种方法被验证用于各种步行场景,包括楼梯.