Results 11 to 20 of about 377,457 (261)

Hardware-in-the-loop simulator for emulation and active control of chatter

open access: yesHardwareX, 2022
Machine tool cutting performance is limited by the onset of regenerative chatter vibrations. Chatter damages the machine tool system and must be avoided. Efficacy of models guiding circumvention of chatter in actual industrial contexts remains restricted
Govind N. Sahu, Mohit Law
doaj   +1 more source

THE STOCHASTIC APPROACHES OF PROCESSES’ DESIGN IN VACUUM-PLASMA FORMATION OF NANOSTRUCTURED COATINGS

open access: yesЛитьë и металлургия, 2017
The calculations of the spatial and energy parameters of a single-component metal plasma flow which is moved in a process gas environment using a numerical algorithm of test particle stochastic method are discussed.
I. A. Ivanou   +2 more
doaj   +1 more source

Design of Chatter-Resistant Damped Boring Bars Using a Receptance Coupling Approach

open access: yesJournal of Manufacturing and Materials Processing, 2020
Deep hole boring using slender bars that have tuned mass dampers integrated within them make the boring process chatter vibration resistant. Dampers are usually designed using classical analytical solutions that presume the (un)damped boring bar which ...
Ajay Yadav   +3 more
doaj   +1 more source

Cu/Cu bonding and SiO2/SiO2 bonding by surface activated bonding at room temperature for hybrid bonding technique

open access: yesNihon Kikai Gakkai ronbunshu, 2015
It has been said that the end of Moore’s law will be reached in 10 to 20 years. Three dimensional integration technology is expected to be a possible solution in the post-Moore era.
Jun UTSUMI, Kensuke IDE
doaj   +1 more source

Nanocomposites for Machining Tools [PDF]

open access: yesMaterials, 2017
Machining tools are used in many areas of production. To a considerable extent, the performance characteristics of the tools determine the quality and cost of obtained products. The main materials used for producing machining tools are steel, cemented carbides, ceramics and superhard materials. A promising way to improve the performance characteristics
Daria Sidorenko   +3 more
openaire   +2 more sources

Tool Wear Condition Monitoring Method Fusing Time- and Frequency-Domain Features via Cross-Attention

open access: yesLubricants
Signals generated during tool wear are nonlinear, non-stationary, and easily affected by machining noise, which makes reliable tool condition monitoring difficult in intelligent manufacturing. To address this issue, this study proposes a tool wear degree
Xingang Xie   +5 more
doaj   +1 more source

Characterization and Evaluation of Rotation Accuracy of Hydrostatic Spindle under the Influence of Unbalance

open access: yesShock and Vibration, 2020
The paper studies the characterization and evaluation technology of rotation accuracy of hydrostatic spindle under the influence of unbalance. The dynamic model of the motion error of the hydrostatic spindle is established based on the dynamic parameters.
Dongju Chen, You Zhao, Jingfang Liu
doaj   +1 more source

CORRESPONDENCE. MACHINE-TOOLS. [PDF]

open access: yesMinutes of the Proceedings of the Institution of Civil Engineers, 1883
n ...
Appleby, C. J.   +9 more
openaire   +1 more source

Development of comprehensive performance testing technology for motorized spindle

open access: yesAdvances in Mechanical Engineering, 2018
The comprehensive performance test of motorized spindle will contribute to improve the machining quality of machine tool. But existing standards for testing the performance of motorized spindle are limited to test its partial static and dynamic ...
Junwen Wang   +5 more
doaj   +1 more source

Comparative Evaluation of Hemodiafiltration, Hemoperfusion, and Standard Hemodialysis on Efficacy, Inflammatory Control, Dialysis Adequacy, and Safety in End‐Stage Renal Disease: A Prospective Observational Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic micro‐inflammation in patients with end‐stage renal disease (ESRD) is a significant driver of cardiovascular complications and diminished quality of life. While standard hemodialysis (SHD) effectively manages small‐molecule clearance, its ability to remove medium‐to‐large uremic toxins—the primary catalysts of systemic ...
Hongwei Zuo   +5 more
wiley   +1 more source

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