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Jinshun Hu, Yongshui Lin, Zhiwei Zhou, Xiaofei Cao, Qingjia Chi and Weiguo Wu
To further improve the low-frequency broadband sound absorption capability of the underwater anechoic layer (UAL) on the surface of marine equipment, a novel sound absorption structure with cavities (NSSC) is designed by adding resonators and honeycombs ...
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Safal Lama and Taher Deemyad
This paper introduces a new gripper mechanism that is capable of grasping objects of various sizes and shapes without the need for a closed-loop control system. Industries such as the food and beverage industry are seeking innovative soft grippers with a...
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Chen Chen, Xin Jiang, Shu Miao, Weiguo Zhou and Yunhui Liu
In the industrial domain, estimating the pose of texture-less shiny parts is challenging but worthwhile. In this study, it is impractical to utilize texture information to obtain the pose because the features are likely to be affected by the surrounding ...
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Morena Petrini, Margherita Tumedei, Alessandro Cipollina, Simonetta D?Ercole, Maria Stella Di Carmine, Adriano Piattelli, Marco Re and Giovanna Iezzi
(1) Background: Recently, novel dental implants that are characterized by different levels of surface roughness in the distinct parts of the fixture?s body have been introduced in the market. These surface characteristics could affect the primary stabili...
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Sun-Hoon Kim and Kwang-Jin Kim
The underground silo was constructed as a facility for the disposal of low- and intermediate-level radioactive waste. It is divided into three parts: the upper-dome core, the lower-dome core, and the cylindrical-space core. Numerical parametric studies o...
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Kazuki Hokari, Jonas A. Pramudita, Masato Ito, Kazuya Okada and Yuji Tanabe
In this study, a grasping motion simulation method based on finite element analysis was developed for the virtual evaluation of gripping comfort while gripping a cylindrical object. The validity of the grasping motion simulation was verified by comparing...
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Bakhtiyor Khuzhayorov, Azizbek Usmonov, N.M.A. Nik Long and Bekzodjon Fayziev
In this paper, a problem of anomalous solute transport in a coaxial cylindrical two-zone porous medium with fractal structure is posed and numerically solved. The porous medium is studied in the form of cylinder with two parts: macropore?with high permea...
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Maria Gabriella Gaeta, Giacomo Segurini, Adrià M. Moreno and Renata Archetti
A three degrees-of-freedom model based on the potential flow theory was implemented to represent the motion of a slender cylindrical buoy under waves. The model calibration was performed by means of the comparison between the model results and the experi...
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Emin Musa Afandiyev,Mahamadali Nuraddin Nuriyev
Pág. 47 - 51
An analysis of the discarded drill pipes that had been used in wedge grips has revealed that the main reason for pipe rejection is the reduction of a pipe wall as a result of plastic deformations, due to damaging the pipe surface by the die teeth. The lo...
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Anatolii Dudnikov,Ihor Dudnikov,Anton Kelemesh,Oleksandr Gorbenko
Pág. 26 - 32
The purpose of this work is to study the technological process of strengthening hollow cylindrical parts of tractor engines using surface plastic deformation.Experimental studies in a wide range of changes in various factors have been preliminary perform...
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