Application of Krylov Reduction Technique for a Machine Tool Multibody Modelling

Quick calculation of machine tool dynamic response represents one of the major requirements for machine tool virtual modelling and virtual machining, aiming at simulating the machining process performance, quality, and precision of a workpiece. Enhanced time effectiveness in machine tool dynamic sim...

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Main Authors: M. Sulitka, J. Šindler, J. Sušeň, J. Smolík
Format: Article
Language:English
Published: SAGE Publishing 2014-02-01
Series:Advances in Mechanical Engineering
Online Access:https://doi.org/10.1155/2014/592628
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spelling doaj-f3d660b8d9c741ff9e89141013044c662020-11-25T03:20:34ZengSAGE PublishingAdvances in Mechanical Engineering1687-81322014-02-01610.1155/2014/59262810.1155_2014/592628Application of Krylov Reduction Technique for a Machine Tool Multibody ModellingM. SulitkaJ. ŠindlerJ. SušeňJ. SmolíkQuick calculation of machine tool dynamic response represents one of the major requirements for machine tool virtual modelling and virtual machining, aiming at simulating the machining process performance, quality, and precision of a workpiece. Enhanced time effectiveness in machine tool dynamic simulations may be achieved by employing model order reduction (MOR) techniques of the full finite element (FE) models. The paper provides a case study aimed at comparison of Krylov subspace base and mode truncation technique. Application of both of the reduction techniques for creating a machine tool multibody model is evaluated. The Krylov subspace reduction technique shows high quality in terms of both dynamic properties of the reduced multibody model and very low time demands at the same time.https://doi.org/10.1155/2014/592628
collection DOAJ
language English
format Article
sources DOAJ
author M. Sulitka
J. Šindler
J. Sušeň
J. Smolík
spellingShingle M. Sulitka
J. Šindler
J. Sušeň
J. Smolík
Application of Krylov Reduction Technique for a Machine Tool Multibody Modelling
Advances in Mechanical Engineering
author_facet M. Sulitka
J. Šindler
J. Sušeň
J. Smolík
author_sort M. Sulitka
title Application of Krylov Reduction Technique for a Machine Tool Multibody Modelling
title_short Application of Krylov Reduction Technique for a Machine Tool Multibody Modelling
title_full Application of Krylov Reduction Technique for a Machine Tool Multibody Modelling
title_fullStr Application of Krylov Reduction Technique for a Machine Tool Multibody Modelling
title_full_unstemmed Application of Krylov Reduction Technique for a Machine Tool Multibody Modelling
title_sort application of krylov reduction technique for a machine tool multibody modelling
publisher SAGE Publishing
series Advances in Mechanical Engineering
issn 1687-8132
publishDate 2014-02-01
description Quick calculation of machine tool dynamic response represents one of the major requirements for machine tool virtual modelling and virtual machining, aiming at simulating the machining process performance, quality, and precision of a workpiece. Enhanced time effectiveness in machine tool dynamic simulations may be achieved by employing model order reduction (MOR) techniques of the full finite element (FE) models. The paper provides a case study aimed at comparison of Krylov subspace base and mode truncation technique. Application of both of the reduction techniques for creating a machine tool multibody model is evaluated. The Krylov subspace reduction technique shows high quality in terms of both dynamic properties of the reduced multibody model and very low time demands at the same time.
url https://doi.org/10.1155/2014/592628
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