Journal ArticleDOI
A versatile method of discrete convolution and FFT (DC-FFT) for contact analyses
TLDR
In this article, Discrete convolution and FFT (DC-FFT) is adopted instead of the method of continuous convolutions and Fourier transform for the contact problems.About:
This article is published in Wear.The article was published on 2000-08-28. It has received 613 citations till now. The article focuses on the topics: Split-radix FFT algorithm & Prime-factor FFT algorithm.read more
Citations
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Journal ArticleDOI
Study on sliding wear characteristics of non-gaussian rough surface in mixed lubrication
TL;DR: In this article , a numerical model was established to predict the lubrication state and wear characteristics of the surface wear process based on non-Gaussian surface reconstruction technology and a mixed elastohydrodynamic lubrication sliding wear model.
Journal ArticleDOI
The role of roughness amplitude on depth distribution of contact stresses
A Tufescu,S S Cretu,M R Balan +2 more
TL;DR: In this paper, a double rows spherical roller bearing under three levels of radial loading, and three significant values for the surface roughness, was analyzed and a semi-analytical method was used to solve the nonhertzian contact between rough surfaces.
Journal ArticleDOI
Deformation and stress in materials with inhomogeneity/void under contact loading
TL;DR: In this article , the authors evaluate the subsurface deformation and stress fields in the vicinity of a solid inhomogeneity, a hollow shell, and a void, or a crack, based on the numerical equivalent inclusion method (NEIM) and fast Fourier Transforms (FFT).
Journal ArticleDOI
Local grid refinement in multigrid method for point contact problems of polycrystalline anisotropic material under dry and lubricated conditions
TL;DR: In this paper , a multigrid technique is used to further increase the efficiency of the solution by exploiting local grid refinement while maintaining the simplicity of a uniform discretization, where the highest resolution is required.
Journal ArticleDOI
Roller profiling to increase rolling bearing performances
L. Tudose,C. Tudose +1 more
References
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Book
The Fourier Transform and Its Applications
TL;DR: In this paper, the authors provide a broad overview of Fourier Transform and its relation with the FFT and the Hartley Transform, as well as the Laplace Transform and the Laplacian Transform.
Book
The fast Fourier transform and its applications
TL;DR: This book focuses on the application of the FFT in a variety of areas: Biomedical engineering, mechanical analysis, analysis of stock market data, geophysical analysis, and the conventional radar communications field.
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