Results 1 to 10 of about 1,124,322 (266)

Phenomenological contact line friction coefficient

open access: yesDroplet
An important feature of contact line motion, as an irreversible process, is its dissipative nature, which can dominate the dynamics during the early stages of droplet spreading.
Jiaxing Shen   +2 more
doaj   +1 more source

Contact Stress Analysis of Traction Drives of a New Type Bearing Reducer

open access: yesJixie chuandong, 2023
An arc is constructed at the end of the planetary wheel profile shaft of the planetary traction drive, and the contact point between the arc and the outer ring and the end face of the solar wheel shaft is kept on the radial traction contact line.
Shu Hongyu, Zhao Liang, Yu Yijie
doaj  

Analysis of Structural Contact and Collision Behavior Based on Member Discrete Element Method for Large-Span Structures

open access: yesBuildings
Large-span structures may experience progressive collapse involving complex member collisions, for which efficient and accurate simulation remains a challenging problem in engineering practice.
Qiang Xu   +4 more
doaj   +1 more source

Volume and Frequency-Independent Spreading of Droplets Driven by Ultrasonic Surface Vibration

open access: yesFluids, 2020
Many industrial processes depend on the wetting of liquids on various surfaces. Understanding the wetting effects due to ultrasonic vibration could provide a means for changing the behavior of liquids on any surface.
Matthew Trapuzzano   +3 more
doaj   +1 more source

An explicit solution to a three-dimensional wedge problem considering two edges effect

open access: yesFriction, 2019
The paper presents an explicit matrix algorithm to solve the problem of an elastic wedge with three loaded surfaces. The algorithm makes use of a recently published concept of transformation matrix, by which the original surface loads are converted to ...
L. Guo   +4 more
doaj   +1 more source

Influence of Error Factors on Transmission Contact for Spiral Bevel Gears

open access: yesJixie chuandong, 2023
The full tooth flank contact characteristic of the line contact spiral bevel gear transmission is sensitive to errors. To obtain the influence of error factors on transmission contact for line contact spiral bevel gears, the contact simulation analysis ...
Wang Mingyang, Li Shuwen, Sun Yuehai
doaj  

CONTACT AND ROTATION ANALYSIS OF SINGLE ROLLER ENVELOPING FACE WORM DRIVE

open access: yesJixie qiangdu, 2021
Based on the meshing theory of single roller enveloping end face worm drive,the distribution of contact line and the length of contact line on the cylindrical surface of the drive pair,and the self-rotation angle of the roller,and the self-rotation angle
LIAO HongHui   +3 more
doaj  

齿轮线接触与点接触理论与有限元分析

open access: yesJixie chuandong, 2014
The gear contact stress is very difficult to calculate and test owing to complexity of gear pairs contact condition by manufacturing error,assembly error,support conditions,deformation of loaded gear pairs,etc.The gear contact can be constituted of line ...
徐恺   +4 more
doaj  

The role of the microscale contact line dynamics in the wetting behaviour of complex fluids

open access: yesArchives of Mechanics, 2015
The microscale morphology of the liquid-substrate contact line is studied experimentally in two well-known examples of dynamic wetting with complex fluids (namely, drop impact of dilute polymer solutions and spreading of superspreader surfactant ...
D. Biolè, V. Bertola
doaj   +1 more source

Contact Angle Profiles for Droplets on Omniphilic Surfaces in the Presence of Tangential Forces

open access: yesColloids and Interfaces, 2019
In real life, sessile droplets usually have a three-dimensional shape, making it difficult to understand their forced wetting behavior, both from an experimental and a theoretical perspective.
Margaritis Kostoglou   +1 more
doaj   +1 more source

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