Results 81 to 90 of about 4,777 (229)

Experimental studies of the resultant contact forces in drillbit-rock interaction [PDF]

open access: yes, 2014
Peer ...
Ajibose, Olusegun Kolawole   +2 more
core   +1 more source

The Influence of Flexible Movement Training on the Gait Sensitivity of Players in Physical Education

open access: yesEngineering Reports, Volume 8, Issue 2, February 2026.
The research focus of this paper is to use flexible movement training to improve the players' gait sensitivity. To verify the effectiveness of this training method, a case study was conducted with 20 beginners from the basketball department of the Department of Public Sports at Soochow College of Soochow University as the subjects.
Qing He, Cheng Miao
wiley   +1 more source

按急回要求设计曲柄滑块机构的一种新解析法

open access: yesJixie chuandong, 2005
In the paper, a new method designing slider-crank mechanism is put forward. By solving a simple system of linear equation or utilizing the analytical formula given in the paper, the dimensions of slider-crank mechanism which meets the demands of quick ...
李建功, 王家金
doaj  

Spatial revolute joints with clearance and friction for dynamic analysis of multibody mechanical systems [PDF]

open access: yes, 2016
A study on the effects of dry spatial revolute joints with clearance and friction is delivered through this work. Both radial and axial clearances are taken into consideration which makes the model more realistic for three-dimensional motion.
Flores, Paulo   +5 more
core  

On the contact detection for contact-impact analysis in multibody systems [PDF]

open access: yes, 2010
One of the most important and complex parts of the simulation of multibody systems with contact-impact involves the detection of the precise instant of impact.
A. Bowling   +67 more
core   +1 more source

High‐Entropy Alloy Design Toward Cobalt Substitution for High Hardness and Low Wear Rate Using X–Cr–Fe–Mn–Ni System

open access: yesAdvanced Engineering Materials, Volume 28, Issue 2, 21 January 2026.
This study explores the replacement of cobalt using the high‐entropy alloy design strategy for wear‐resistant components operating at high temperatures. Starting from the Cantor alloy, cobalt is substituted with Cu, Al, V, or Mo. Metallurgical and tribological analyses reveal that aluminum, vanadium, and molybdenum effectively strengthen the developed ...
Rafaël Jénot   +5 more
wiley   +1 more source

Dimensional synthesis of the Stirling engine based on optimizing the output work by evolutionary algorithms

open access: yesEnergy Reports, 2020
Nowadays, attractions are focused on Stirling engines because of their low noise, external combustion, and the possibility of employing solar energy. These engines can be designed and applied in cases of low or high-temperature differences, as needed ...
A. Rahmati   +3 more
doaj   +1 more source

Development of Interactive Materials by Engineering Students Using the Descartes Applets.

open access: yes, 2011
In a degree course such as Forestry Engineering, the general teaching objectives consist of explaining and helping students to understand the principles of Mechanics.
Ayuga Téllez, Esperanza   +3 more
core  

Dynamic Analysis of the Mechanism with Joint Clearance [PDF]

open access: yes, 2015
随着工业水平的不断发展,含间隙机构的动力学及其控制的研究逐渐成为了一个热门课题。由于间隙的存在对机械机构的动力学特性造成了一定的影响,所以分析运动副间隙的影响对于机械机构设计和优化的意义就显得十分重大。本文中主要是以具有代表性的含间隙曲柄滑块机构和机械手臂机构为例,来分析间隙以及柔性因素给机械机构动力学特性带来的一些影响。 建立了机械系统的动力学方程,为含间隙机构动力学分析研究提供了理论基础;分析了基于弹簧阻尼模型的Impact接触碰撞函数,为研究轴与轴套间的接触碰撞过程提供了理论依据 ...
牟佳冬
core  

The AMP-Foot 3, new generation propulsive prosthetic feet with explosive motion characteristics: design and validation [PDF]

open access: yes, 2016
The last decades, rehabilitation has become a challenging context for mechatronical engineering. From the state-of-the-art it is seen that the field of prosthetics offers very promising perspectives to roboticist.
Cestari, Manuel   +4 more
core   +1 more source

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