Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Three-Dimensional Force System:Problem Solving01:30

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...
1.3K
Two-Dimensional Force System: Problem Solving01:29

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...
1.2K
Principle of Linear Impulse and Momentum for a Single Particle: Problem Solving01:23

Principle of Linear Impulse and Momentum for a Single Particle: Problem Solving

982
Consider a wooden box and a cylinder of known masses m1 and m2, respectively,  hanging from a ceiling with the help of a massless pulley system.
982
Three-Dimensional Force System01:30

Three-Dimensional Force System

2.8K
In mechanical engineering, a three-dimensional force system is a system of forces acting in three dimensions, with forces applied along the x, y, and z coordinate axes. The three-dimensional force system is an important concept in mechanical engineering, as it allows engineers to understand and analyze the behavior of objects and structures in three dimensions. By understanding the forces acting on a system, engineers can design more efficient and effective mechanical systems that can withstand...
2.8K
Planar Rigid-Body Motion01:22

Planar Rigid-Body Motion

966
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...
966
Relative Motion Analysis using Rotating Axes-Problem Solving01:29

Relative Motion Analysis using Rotating Axes-Problem Solving

693
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...
693

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Nanoengineered All-Cellulose Bilayer Barrier Papers for High-Performance and Recyclable Food Packaging.

Chem & bio engineering·2026
Same author

Three-year monitoring study of heavy metal fluxes and accumulation characteristics in mildly contaminated farmland soils of northern Guangdong, China.

Scientific reports·2026
Same author

Assessing remedial and post-remedial environmental impacts of a diesel contaminated site in the Beijing Plain, China.

Journal of environmental sciences (China)·2026
Same author

P3C-DNet: Pseudo-Groundtruth Contrastive Learning With Color Calibration Dehazing Network.

IEEE transactions on image processing : a publication of the IEEE Signal Processing Society·2026
Same author

A microenvironment-responsive hydrogel biointerface for targeted inhibition of RIPK1-dependent programmed cell death in diabetic wound healing.

Colloids and surfaces. B, Biointerfaces·2026
Same author

Erratum: SLFN5 influences proliferation and apoptosis by upregulating PTEN transcription via ZEB1 and inhibits the purine metabolic pathway in breast cancer.

American journal of cancer research·2026
Same journal

Hidden Data Recovery and Forecasting via Next-Generation Reservoir Computing With Multiscale Delay Selection.

IEEE transactions on neural networks and learning systems·2026
Same journal

CAFF-CIL: Causality-Aware Freedom Forgetting Approach for Class-Incremental Learning.

IEEE transactions on neural networks and learning systems·2026
Same journal

Harmonic Autoencoding Framework for Multiple Tasks in Magnetic Particle Imaging Reconstruction.

IEEE transactions on neural networks and learning systems·2026
Same journal

A Survey on Human-Centric Voice-Face Multimodal Learning.

IEEE transactions on neural networks and learning systems·2026
Same journal

Vision-Assisted Foundation Model for Solving Multitask Vehicle Routing Problems.

IEEE transactions on neural networks and learning systems·2026
Same journal

FP3O: Enabling Proximal Policy Optimization in Multiagent Cooperation With Parameter-Sharing Versatility.

IEEE transactions on neural networks and learning systems·2026
查看所有相关文章

相关实验视频

Updated: Jan 13, 2026

Visualization of Failure and the Associated Grain-Scale Mechanical Behavior of Granular Soils under Shear using Synchrotron X-Ray Micro-Tomography
09:00

Visualization of Failure and the Associated Grain-Scale Mechanical Behavior of Granular Soils under Shear using Synchrotron X-Ray Micro-Tomography

Published on: September 29, 2019

13.7K

一个以物理为基础,以示范为指导的学习框架,用于颗粒材料操纵.

Minglun Wei, Xintong Yang, Yu-Kun Lai

    IEEE transactions on neural networks and learning systems
    |October 28, 2025
    PubMed
    概括
    此摘要是机器生成的。

    这项研究引入了一个新的机器人学习框架,用于颗粒物质操纵. 它使用可差异化的物理模拟器来训练强大的政策,提高在现实世界任务中的性能.

    更多相关视频

    An Analog Macroscopic Technique for Studying Molecular Hydrodynamic Processes in Dense Gases and Liquids
    11:03

    An Analog Macroscopic Technique for Studying Molecular Hydrodynamic Processes in Dense Gases and Liquids

    Published on: December 4, 2017

    9.0K
    Investigating Motor Skill Learning Processes with a Robotic Manipulandum
    07:52

    Investigating Motor Skill Learning Processes with a Robotic Manipulandum

    Published on: February 12, 2017

    9.2K

    相关实验视频

    Last Updated: Jan 13, 2026

    Visualization of Failure and the Associated Grain-Scale Mechanical Behavior of Granular Soils under Shear using Synchrotron X-Ray Micro-Tomography
    09:00

    Visualization of Failure and the Associated Grain-Scale Mechanical Behavior of Granular Soils under Shear using Synchrotron X-Ray Micro-Tomography

    Published on: September 29, 2019

    13.7K
    An Analog Macroscopic Technique for Studying Molecular Hydrodynamic Processes in Dense Gases and Liquids
    11:03

    An Analog Macroscopic Technique for Studying Molecular Hydrodynamic Processes in Dense Gases and Liquids

    Published on: December 4, 2017

    9.0K
    Investigating Motor Skill Learning Processes with a Robotic Manipulandum
    07:52

    Investigating Motor Skill Learning Processes with a Robotic Manipulandum

    Published on: February 12, 2017

    9.2K

    科学领域:

    • 机器人技术 机器人技术 机器人技术
    • 人工智能的人工智能
    • 物理模拟 物理模拟

    背景情况:

    • 对于颗粒状材料的机器人学习通常会忽略物理性质或使用近似值.
    • 精确的物理建模用于颗粒物质操纵仍然是一个挑战.

    研究的目的:

    • 开发一种用于机器人操纵颗粒材料的新型学习框架.
    • 通过结合可微分的基于物理的模拟来解决现有方法的局限性.

    主要方法:

    • 使用Taichi编程语言为颗粒材料构建了一个基于物理的可微分模拟器.
    • 开发了一个学习框架,通过对非颗粒材料的梯度优化演示来加速学习.
    • 消除了先前方法固有的昂贵的数据收集和模型培训.

    主要成果:

    • 拟议的方法培养了对颗粒物材料运输的强有力的政策.
    • 在模拟和现实环境中成功执行任务.
    • 优于标准的强化学习,模仿学习和先前特定任务的方法.

    结论:

    • 灵活的设计使得有效的颗粒状材料操纵.
    • 基于物理学的方法克服了传统方法的局限性.
    • 证明了一条通往复杂材料先进机器人操纵的可行途径.