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Keywords: chaos
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Journal Articles

Directionally Independent Failure Prediction of End-Milling Tools by Tracking Increasing Chaotic Noise at the Machining Frequencies Due to Wear

Christopher A. Suprock, John T. Roth
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. June 2008, 130(3): 031006.
https://doi.org/10.1115/1.2844589
Published Online: May 6, 2008
... with sufficient time for tool removal. 23 08 2006 15 11 2007 06 05 2008 chaos discrete cosine transforms failure (mechanical) Fourier transforms milling noise wear Due to an increasingly competitive market, there is a growing necessity to improve the reliability, efficiency...
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Topics: Algorithms, Failure, Machining, Milling, Noise (Sound), Wear
Journal Articles

Experimental Characterization of Nonlinear Dynamics Underlying the Cylindrical Grinding Process

Satish T. S. Bukkapatnam, Assistant Professor of Industrial and Systems Engineering,, Rajkumar Palanna, Manufacturing and Quality Engineering Manager,
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Technical Papers
J. Manuf. Sci. Eng. May 2004, 126(2): 341–344.
https://doi.org/10.1115/1.1688378
Published Online: July 8, 2004
... on the initial conditions. The presence of a positive Lyapunov exponent is considered as a strong evidence for the existence of chaos in a process 5 . The two largest Lyapunov exponent (λ) values turned out to be positive and the average largest λ was 0.25. The results from our battery...
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Topics: Accelerometers, Dimensions, Dynamics (Mechanics), Fractals, Grinding, Signals, Experimental characterization, Attractors, Noise (Sound), Nonlinear dynamics