Results 11 to 20 of about 37,684 (309)

Chatter detection in milling processes—a review on signal processing and condition classification [PDF]

open access: yesThe International Journal of Advanced Manufacturing Technology, 2023
Among the diverse challenges in machining processes, chatter has a significant detrimental effect on surface quality and tool life, and it is a major limitation factor in achieving higher material removal rate.
J. Navarro-Devia   +3 more
semanticscholar   +2 more sources

A Novel Unsupervised Machine Learning-Based Method for Chatter Detection in the Milling of Thin-Walled Parts

open access: yesSensors, 2021
Data-driven chatter detection techniques avoid complex physical modeling and provide the basis for industrial applications of cutting process monitoring.
Runqiong Wang   +5 more
doaj   +2 more sources

A Large-Scale COVID-19 Twitter Chatter Dataset for Open Scientific Research—An International Collaboration [PDF]

open access: yesEpidemiolgia, 2020
As the COVID-19 pandemic continues to spread worldwide, an unprecedented amount of open data is being generated for medical, genetics, and epidemiological research.
J. Banda   +6 more
semanticscholar   +1 more source

A State-of-the-Art Review on Chatter Stability in Machining Thin−Walled Parts

open access: yesMachines, 2023
Thin−walled parts are widely used in many important fields because of performance and structural lightweight requirements. They are critical parts because they usually carry the core functions of high−end equipment.
Yuwen Sun   +4 more
semanticscholar   +1 more source

Transfer Learning for Autonomous Chatter Detection in Machining [PDF]

open access: yesJournal of Manufacturing Processes, 2022
Large-amplitude chatter vibrations are one of the most important phenomena in machining processes. It is often detrimental in cutting operations causing a poor surface finish and decreased tool life.
Melih C. Yesilli   +2 more
semanticscholar   +1 more source

A state-of-art review on chatter and geometric errors in thin-wall machining processes

open access: yesJournal of Manufacturing Processes, 2021
Thin-wall components are some critical parts that are extensively used in modern industries due to their high structural efficiency and low specific weight.
Ge Wu   +5 more
semanticscholar   +1 more source

Proposal of novel spindle speed variation profile with constant acceleration rate for improvement of chatter stability [PDF]

open access: yes, 2021
Spindle speed variation (SSV) is one of the effective methods which suppresses regenerative chatter. However, regenerative chatter can grow even if SSV is applied. In the previous work, the chatter growth characteristics in SSV were clarified.
Jung, Hongjin   +3 more
core   +1 more source

Proposal of novel chatter stability indices of spindle speed variation based on its chatter growth characteristics [PDF]

open access: yes, 2020
Chatter is one of the most critical problems that causes poor surface quality and restriction of machining efficiency. Spindle speed variation (SSV) is a well-known technique for suppression of regenerative chatter. However, in the authors’ understanding,
Jung, Hongjin   +3 more
core   +1 more source

Chatter Control by Spindle Speed Variation in High-Speed Milling [PDF]

open access: yes, 2009
High-speed milling operations are often limited by regenerative vibrations. The aim of this paper is to analyze the effect of spindle speed variation on machine tool chatter in high-speed milling. The stability analysis of triangular and sinusoidal shape
Arnaud, Lionel   +3 more
core   +1 more source

Analysis of impact chattering [PDF]

open access: yesMiskolc Mathematical Notes, 2017
In this paper, mechanical models with Newton's Law of impacts are studied. One of the most interesting properties in some of these models is chattering. This phenomenon is understood as the appearance of an infinite number of impacts occurring in a finite time.
Akhmet, Marat, Çag, Sabahattin
openaire   +3 more sources

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