{"title":"Parabolic recovery of boundary gradients","authors":"R. Löhner, J. Cebral, Sunil Appanaboyina","doi":"10.1002/CNM.1054","DOIUrl":null,"url":null,"abstract":"A parabolic recovery procedure suited for shear stress and heat flux recovery on surfaces from linear element data is proposed. The information required consists of the usual unknowns at points, as well as gradients recovered at the points that are one layer away from the wall. The procedure has been in use for some time and has consistently delivered superior results as compared with the usual wall shear stress and heat flux obtained from linear finite element method shape functions. Copyright © 2007 John Wiley & Sons, Ltd.","PeriodicalId":51245,"journal":{"name":"Communications in Numerical Methods in Engineering","volume":"24 1","pages":"1611-1615"},"PeriodicalIF":0.0000,"publicationDate":"2007-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1002/CNM.1054","citationCount":"14","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Communications in Numerical Methods in Engineering","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1002/CNM.1054","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 14
边界梯度的抛物线恢复
提出了一种适用于从线性元数据中恢复表面剪应力和热流的抛物线恢复方法。所需的信息包括点上通常的未知数，以及在距离墙一层的点上恢复的梯度。该方法已经使用了一段时间，并且与线性有限元法形状函数获得的通常的壁面剪切应力和热流密度相比，始终提供了更好的结果。版权所有©2007 John Wiley & Sons, Ltd
本文章由计算机程序翻译，如有差异，请以英文原文为准。
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