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Rotating Beams and Nonrotating Beams With Shared Eigenpair
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, we look for rotating beams whose eigenpair (frequency and mode-shape) is the same as that of uniform nonrotating beams for a particular mode. It is found that, for any given ...
Jet Engine Health Signal Denoising Using Optimally Weighted Recursive Median Filters
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The removal of noise and outliers from health signals is an important problem in jet engine health monitoring. Typically, health signals are time series of damage indicators, which can be ...
Stiff-String Basis Functions for Vibration Analysis of High Speed Rotating Beams
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A new rotating beam finite element is developed in which the basis functions are obtained by the exact solution of the governing static homogenous differential equation of a stiff string, which ...
Adaptive Myriad Filter for Improved Gas Turbine Condition Monitoring Using Transient Data
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The removal of noise and outliers from measurement signals is a major problem in jet engine health monitoring. In this study, we look at the myriad filter as a substitute for the moving ...
Three- and Seven-Point Optimally Weighted Recursive Median Filters for Gas Turbine Diagnostics
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Measured health signals incorporate significant details about any malfunction in a gas turbine. The attenuation of noise and removal of outliers from these health signals while preserving important ...
Trend Shift Detection in Jet Engine Gas Path Measurements Using Cascaded Recursive Median Filter With Gradient and Laplacian Edge Detector
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Trend shift detection is posed as a two-part problem: filtering of the gas turbine measurement deltas followed by the use of edge detection algorithms. Measurement deltas are deviations in ...
Determination of Isospectral Nonuniform Rotating Beams
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper we look for nonuniform rotating beams that are isospectral to a given uniform nonrotating beam. A rotating nonuniform beam is isospectral to the given uniform nonrotating beam ...
Magnetic Drug Targeting in Partly Occluded Blood Vessels Using Magnetic Microspheres
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Magnetic drug targeting can be used for treating stenosis and thrombosis in partly occluded blood vessels. Herein, a numerical investigation of magnetic drug targeting using functionalized magnetic ...
Effect of CO2 Dilution on Flame Structure and Soot and NO Formations in CH4-Air Nonpremixed Flames
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In the present work, a numerical analysis has been presented to show the variations in flame structure, flame radiation, and formations of soot and NO in methane-air laminar nonpremixed flames ...
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