Jove
Visualize
联系我们

相关概念视频

Yield Criteria for Ductile Materials under Plane Stress01:25

Yield Criteria for Ductile Materials under Plane Stress

124
In designing structural elements and machine parts using ductile materials, it is crucial to ensure that these components withstand applied stresses without yielding. Yielding is initially determined through a tensile test, which evaluates the material's response to uniaxial stress. However, tensile stress is insufficient when components face biaxial or plane stress conditions This condition requires advanced criteria to predict failure.
The Maximum Shearing Stress Criterion, also known as...
124
Method of Superposition01:20

Method of Superposition

535
The method of superposition is a crucial technique in structural engineering, used to analyze the effect of multiple loads on beams. This approach involves calculating the deflection and slope for each load on a beam separately, and then summing these effects to determine the overall impact. It is applicable only when the beam material remains within its elastic limit, ensuring that deformations are linearly elastic.
When applying the method of superposition, each type of load—whether...
535
Beams with Unsymmetric Loadings01:17

Beams with Unsymmetric Loadings

98
Analyzing a supported beam under unsymmetrical loadings is essential in structural engineering to understand how beams respond to varied force distributions. This analysis involves calculating the deflection and identifying points where the slope of the beam is zero, which are crucial for ensuring structural stability and functionality.
The first moment-area theorem determines the slope at any point on the beam. This theorem indicates that the change in slope between two points on a beam...
98
Free-body Diagrams: Problem Solving01:30

Free-body Diagrams: Problem Solving

543
Free-body diagrams are essential tools for physicists and engineers studying the motion of objects. Free-body diagrams are graphical representations of the object or system under consideration, and they focus solely on the essential forces acting on the object. This tool helps break down complex problems into simpler models that are easier to understand and solve.
For example, consider a block with a mass of 10 kg released on an inclined plane at an angle of 30° to the horizontal, where...
543
Unsymmetric Loading of Thin-Walled Members01:23

Unsymmetric Loading of Thin-Walled Members

87
Thin-walled members with non-symmetrical cross-sections are vital to engineering structures, offering material efficiency and structural integrity. However, unsymmetrical loading on these members leads to complex stress distributions, resulting in simultaneous bending and twisting can cause deformation or structural failure. The interaction between bending and twisting requires detailed analysis to ensure structural resilience.
The concept of the shear center is crucial in countering the...
87
Design Example: Designing Water Slide01:18

Design Example: Designing Water Slide

72
When designing a water slide, controlling the speed of water flow is crucial for rider safety while maintaining an exciting experience. As water flows down the slide, gravity causes it to accelerate, with its speed at the bottom depending on the height from which it starts. The higher the slide, the more potential energy the water has at the top, which is converted into kinetic energy as it descends, increasing its speed.
Bernoulli's principle determines the water's velocity along the...
72

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

Genetic variants of p21 and p27 and hepatocellular cancer risk in a Chinese Han population: a case-control study.

International journal of cancer·2012
Same author

Inhibition of TGF-β/Smad signaling by BAMBI blocks differentiation of human mesenchymal stem cells to carcinoma-associated fibroblasts and abolishes their protumor effects.

Stem cells (Dayton, Ohio)·2012
Same author

MAIGO2 is involved in abscisic acid-mediated response to abiotic stresses and Golgi-to-ER retrograde transport.

Physiologia plantarum·2012
Same author

The internal dynamics of mini c TAR DNA probed by electron paramagnetic resonance of nitroxide spin-labels at the lower stem, the loop, and the bulge.

Biochemistry·2012
Same author

Electrochemical depassivation of zero-valent iron for trichloroethene reduction.

Journal of hazardous materials·2012
Same author

Derivation of quantum work equalities using a quantum Feynman-Kac formula.

Physical review. E, Statistical, nonlinear, and soft matter physics·2012
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

相关实验视频

Updated: May 10, 2025

Determination of Aggregate Surface Morphology at the Interfacial Transition Zone ITZ
08:59

Determination of Aggregate Surface Morphology at the Interfacial Transition Zone ITZ

Published on: December 16, 2019

8.0K

基于异型收益率标准和优化算法的异型收益率标准的异型倾斜的临界滑动表面位置方法.

Zhenfu Zhang1, Yongjun Zhang1, Sijia Liu2

  • 1School of Civil Engineering, Qingdao University of Technology, Qingdao, 266520, China.

Scientific reports
|April 22, 2025
PubMed
概括

本研究提出了一种新的斜坡稳定性分析方法,准确地识别异质斜坡的异质滑坡表面,具有异质土壤特性. 这种方法增强了对异性质的理解,提高了对异性质的理解.

关键词:
没有异性otropy.临界滑动表面的临界滑动表面安全因素是安全因素.斜坡的稳定性 斜坡的稳定性

更多相关视频

Structural Design and Manufacturing of a Cruiser Class Solar Vehicle
14:57

Structural Design and Manufacturing of a Cruiser Class Solar Vehicle

Published on: January 30, 2019

13.7K
Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator
06:45

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator

Published on: October 28, 2022

1.5K

相关实验视频

Last Updated: May 10, 2025

Determination of Aggregate Surface Morphology at the Interfacial Transition Zone ITZ
08:59

Determination of Aggregate Surface Morphology at the Interfacial Transition Zone ITZ

Published on: December 16, 2019

8.0K
Structural Design and Manufacturing of a Cruiser Class Solar Vehicle
14:57

Structural Design and Manufacturing of a Cruiser Class Solar Vehicle

Published on: January 30, 2019

13.7K
Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator
06:45

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator

Published on: October 28, 2022

1.5K

科学领域:

  • 地质技术工程 地质技术工程
  • 土壤力学 土壤力学
  • 计算地质力学计算地质力学

背景情况:

  • 在斜坡稳定性分析中,确定关键滑动表面是一个复杂的挑战.
  • 不同质的斜坡和异型土壤特性增加了稳定性评估的重大复杂性.
  • 现有的方法可能无法完全捕捉复杂的斜坡几何体内的异型土壤的行为.

研究的目的:

  • 提出一种新的方法来确定异质斜坡的临界滑坡面,考虑到土壤异质性.
  • 建立一个强大的下坡稳定性分析框架,整合先进的构成模型和优化技术.
  • 调查异构性对斜坡稳定性和故障机制的影响.

主要方法:

  • 一个一般化的土壤异型构成模型的开发.
  • 为斜率分析建立一个全球平衡框架.
  • 整合全球优化技术与 Morgenstern-Price 方法来定义优化目标函数.

主要成果:

  • 拟议的方法可以准确地确定异质,异构倾斜的临界滑动表面.
  • 对比分析验证了该方法的可靠性和适用性,与经典的斜率情况和改进的日志螺旋方法相比.
  • 这项研究量化了与异构性相关的参数对斜坡稳定性和故障模式的影响.

结论:

  • 开发的方法提供了一种可靠的方法,用于在复杂的斜坡场景中识别关键滑动表面.
  • 考虑到土壤异构性对于准确的斜坡稳定性评估至关重要.
  • 这些发现为设计和分析斜坡的地质工程师提供了宝贵的见解.