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Analytic Bounds for Instability Regions in Periodic Systems With Delay via Meissner’s Equation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A method for obtaining analytic bounds for period doubling and cyclic fold instability regions in linear time-periodic systems with piecewise constant coefficients and time delay is suggested. ...
Increased Stability of Low-Speed Turning Through a Distributed Force and Continuous Delay Model
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper investigates the increased stability behavior commonly observed in low-speed machining. In the past, this improved stability has been attributed to the energy dissipated by the ...
Simultaneous Stability and Surface Location Error Predictions in Milling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Optimizing the milling process requires a priori knowledge of many process variables. However, the ability to include both milling stability and accuracy information is limited because current ...
Stability of a Time-Delayed System With Parametric Excitation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper investigates two different temporal finite element techniques, a multiple element (h-version) and single element (p-version) method, to analyze the stability of a system with a ...
A Robust Semi-Analytical Method for Calculating the Response Sensitivity of a Time Delay System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: It is often necessary to establish the sensitivity of an engineering system’s response to variations in the process/control parameters. Applications of the calculated sensitivity include gradient-based ...
Investigation of Period-Doubling Islands in Milling With Simultaneously Engaged Helical Flutes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper investigates the stability of a milling process with simultaneously engaged flutes using the state-space TFEA and Chebyshev collocation methods. In contrast to prior works, multiple ...
Nonlinear Dynamics of High-Speed Milling—Analyses, Numerics, and Experiments
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: High-speed milling is often modeled as a kind of highly interrupted machining, when the ratio of time spent cutting to not cutting can be considered as a small parameter. In these cases, the ...