发布求助
文献互助 智能选刊 最新文献

Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy最新文献

筛选
英文 中文
Mots-clés 关键词
Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy Pub Date : 1999-12-01 DOI: 10.1016/S1287-4620(00)87516-X
{"title":"Mots-clés","authors":"","doi":"10.1016/S1287-4620(00)87516-X","DOIUrl":"https://doi.org/10.1016/S1287-4620(00)87516-X","url":null,"abstract":"","PeriodicalId":100303,"journal":{"name":"Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy","volume":"327 14","pages":"Pages XIX-XXVI"},"PeriodicalIF":0.0,"publicationDate":"1999-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S1287-4620(00)87516-X","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"137402796","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Approche thermodynamique des phénomènes liés à l'usure de contact 接触磨损现象的热力学方法
Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy Pub Date : 1999-12-01 DOI: 10.1016/S1287-4620(99)90001-7
Marta Dragon-Louiset, Claude Stolz
{"title":"Approche thermodynamique des phénomènes liés à l'usure de contact","authors":"Marta Dragon-Louiset,&nbsp;Claude Stolz","doi":"10.1016/S1287-4620(99)90001-7","DOIUrl":"10.1016/S1287-4620(99)90001-7","url":null,"abstract":"<div><p>This paper proposes a theoretical framework for the study of contact-wear. Wear phenomena due to contact and relative motion between two solids are characterized by a loss of material. The detached particles as well as damaged contact areas of the solids form an interface with complex mechanical properties. Using an analysis of the dissipation in this interface, an energy release rate and then a wear criterion are defined. This dissipation associated with loss of material will be called wear dissipation. An application to steady-state wear processes is then given.</p></div>","PeriodicalId":100303,"journal":{"name":"Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy","volume":"327 13","pages":"Pages 1275-1280"},"PeriodicalIF":0.0,"publicationDate":"1999-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S1287-4620(99)90001-7","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88958811","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
Un modèle d'endommagement poroélastique pour milieux poreux saturés 饱和多孔介质的孔隙弹性损伤模型
Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy Pub Date : 1999-12-01 DOI: 10.1016/S1287-4620(99)90006-6
Jian-Fu Shao, Darius Lydzba
{"title":"Un modèle d'endommagement poroélastique pour milieux poreux saturés","authors":"Jian-Fu Shao,&nbsp;Darius Lydzba","doi":"10.1016/S1287-4620(99)90006-6","DOIUrl":"10.1016/S1287-4620(99)90006-6","url":null,"abstract":"<div><p>A new anisotropic poroelastic damage model is proposed for saturated brittle porous materials. The damage impact on the poroelastic coupling coefficients is investigated. The contribution of pore pressure in damage growth mechanism is identified.</p></div>","PeriodicalId":100303,"journal":{"name":"Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy","volume":"327 13","pages":"Pages 1305-1310"},"PeriodicalIF":0.0,"publicationDate":"1999-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S1287-4620(99)90006-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82765433","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Stochasticité parmi les orbites planétaires stables dans des systèmes d'étoiles doubles 双星系统中稳定行星轨道的随机性
Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy Pub Date : 1999-12-01 DOI: 10.1016/S1287-4620(99)90012-1
Daniel Benest, Robert Gonczi
{"title":"Stochasticité parmi les orbites planétaires stables dans des systèmes d'étoiles doubles","authors":"Daniel Benest,&nbsp;Robert Gonczi","doi":"10.1016/S1287-4620(99)90012-1","DOIUrl":"10.1016/S1287-4620(99)90012-1","url":null,"abstract":"<div><p>In the frame of the Restricted Three-Body Problem (plane elliptic case), orbital stability of fictitious planets orbiting one of the two components of a binary star system (known the mass ratio of the two stars and the eccentricity of their orbit) is systematically explored, varying initial coordinates and velocities of the planet. For the first 5 binaries we studied, the main result is that stable planetary orbits exist at large distance from their “sun” ; for 3 of these binaries, some of these stable planetary orbits are nearly circular and, among these latter, several lie inside the habitable zone.</p><p>Moreover, extrapolating to exoplanets the known dynamics of the Solar System, we may suspect that a subset of these orbits could be chaotic (and, sometimes, chaos may be bounded). A method to study this possible chaos is to compute Lyapunov Indicators; results of a numerical simulation - over Solar System age - are presented here for a fictitious exoplanet orbiting η CrB A, a planet for which the trajectory reveals bounded chaos caracteristics (during the simulation time span).</p></div>","PeriodicalId":100303,"journal":{"name":"Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy","volume":"327 13","pages":"Pages 1345-1350"},"PeriodicalIF":0.0,"publicationDate":"1999-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S1287-4620(99)90012-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83029552","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Numerical study of cohesive powders in a dense fluidized bed 致密流化床内聚粉末的数值研究
Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy Pub Date : 1999-12-01 DOI: 10.1016/S1287-4620(00)87511-0
Eivind Helland, René Occelli, Lounès Tadrist
{"title":"Numerical study of cohesive powders in a dense fluidized bed","authors":"Eivind Helland,&nbsp;René Occelli,&nbsp;Lounès Tadrist","doi":"10.1016/S1287-4620(00)87511-0","DOIUrl":"10.1016/S1287-4620(00)87511-0","url":null,"abstract":"<div><p>We have developed a code based on a mixed Eulerian-Lagrangian approach. The aim of the present paper is to study the influences of interparticle forces in a numerical study of the flow structures of cohesive powders in a dense gas-particle fluidized bed.</p></div>","PeriodicalId":100303,"journal":{"name":"Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy","volume":"327 14","pages":"Pages 1397-1403"},"PeriodicalIF":0.0,"publicationDate":"1999-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S1287-4620(00)87511-0","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88482584","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 9
Frottement de fond sous une houle irrégulière linéaire 线性不规则波下的底部摩擦
Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy Pub Date : 1999-12-01 DOI: 10.1016/S1287-4620(00)87507-9
Katell Guizien, André Temperville
{"title":"Frottement de fond sous une houle irrégulière linéaire","authors":"Katell Guizien,&nbsp;André Temperville","doi":"10.1016/S1287-4620(00)87507-9","DOIUrl":"10.1016/S1287-4620(00)87507-9","url":null,"abstract":"<div><p>Time dependant bottom shear stress under a complex wave given by a JONSWAP spectrum is computed with a turbulent boundary layer numerical model. A parameterized formula enables us to retrieve with a good agreement the time series of the bottom shear stress given by the model from the instantaneous velocity associated to the wave out of the boundary layer, the Nikuradse rugosity and the spectrum peak period.</p></div>","PeriodicalId":100303,"journal":{"name":"Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy","volume":"327 14","pages":"Pages 1375-1378"},"PeriodicalIF":0.0,"publicationDate":"1999-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S1287-4620(00)87507-9","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88104288","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Indépendance de l'intégrale de contour pour une symétrie de dilatation 膨胀对称的轮廓积分的独立性
Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy Pub Date : 1999-12-01 DOI: 10.1016/S1287-4620(00)87503-1
Pascal Sansen , Philippe Dufrénoy , Dieter Weichert
{"title":"Indépendance de l'intégrale de contour pour une symétrie de dilatation","authors":"Pascal Sansen ,&nbsp;Philippe Dufrénoy ,&nbsp;Dieter Weichert","doi":"10.1016/S1287-4620(00)87503-1","DOIUrl":"10.1016/S1287-4620(00)87503-1","url":null,"abstract":"<div><p>Knowles and Sternberg gave the definition of the M integral relative to the dilatational symmetry in the elasticity domain. The path domain independence of this integral correspond to some very restricted applications. We propose to enlarge the field of application in defining for every type of transformation a modified path domain independent M integral. The demonstration that this conservation law is associate to the transformation is considered.</p></div>","PeriodicalId":100303,"journal":{"name":"Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy","volume":"327 14","pages":"Pages 1351-1354"},"PeriodicalIF":0.0,"publicationDate":"1999-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S1287-4620(00)87503-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77436404","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Expérimentation microonde sur la diffraction par des biréseaux métalliques de cavités hémisphéroïdales 金属双晶格半晶腔衍射的微波实验
Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy Pub Date : 1999-12-01 DOI: 10.1016/S1287-4620(00)87514-6
Gérard Gazoty, Roger Deleuil, Pierre Sabouroux
{"title":"Expérimentation microonde sur la diffraction par des biréseaux métalliques de cavités hémisphéroïdales","authors":"Gérard Gazoty,&nbsp;Roger Deleuil,&nbsp;Pierre Sabouroux","doi":"10.1016/S1287-4620(00)87514-6","DOIUrl":"10.1016/S1287-4620(00)87514-6","url":null,"abstract":"<div><p>The general theory of the diffraction of an electromagnetic plane wave from a bigrating of prolate spheroidal cavities hollowed in a perfectly conducting metallic plate has been carried out and numerical results were recently published.</p><p>To valide these numerical results, an experimentation in microwave range with two deep bigratings has been realized. Numerical and experimental results, which concern the efficiency in the (0,0)-order versus the wavelength and for quasi-normal incidence are in a good agreement and allow us to extend the possibilities of our codes.</p></div>","PeriodicalId":100303,"journal":{"name":"Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy","volume":"327 14","pages":"Pages 1419-1422"},"PeriodicalIF":0.0,"publicationDate":"1999-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S1287-4620(00)87514-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79589978","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Le modèle de Novozhilov-Donnell linéaire déduit de l'élasticité tridimensionnelle non linéaire 由非线性三维弹性推导出的Novozhilov-Donnell线性模型
Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy Pub Date : 1999-12-01 DOI: 10.1016/S1287-4620(99)90003-0
Khalid Elamri , Aziz Hamdouni , Olivier Millet
{"title":"Le modèle de Novozhilov-Donnell linéaire déduit de l'élasticité tridimensionnelle non linéaire","authors":"Khalid Elamri ,&nbsp;Aziz Hamdouni ,&nbsp;Olivier Millet","doi":"10.1016/S1287-4620(99)90003-0","DOIUrl":"10.1016/S1287-4620(99)90003-0","url":null,"abstract":"<div><p>In this paper, we present a justification of the linear Novozhilov-Donnell model using an asymptotic approach. This model has already been obtained from linearized three-dimensional elasticity. We propose here to justify this model directly from the nonlinear three-dimensional elasticity equations. In the case of shallow shells and for small enough applied loads, we prove that the first term of the strain measures is linear with respect to the displacements. The equilibrium equations of the asymptotic model are those of the Novozhilov-Donnell model. So, the domain of validity of the linear Novozhilov-Donnell model is clearly determined.</p></div>","PeriodicalId":100303,"journal":{"name":"Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy","volume":"327 13","pages":"Pages 1285-1290"},"PeriodicalIF":0.0,"publicationDate":"1999-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S1287-4620(99)90003-0","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75199799","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Effet du matage en fatigue par flexion trois points avec cisaillement prépondérant dans un V/E-UD 在V/E-UD中以剪切为主的三点弯曲疲劳疲劳的影响
Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy Pub Date : 1999-12-01 DOI: 10.1016/S1287-4620(00)87505-5
Francine Roudet, Suzanne Degallaix
{"title":"Effet du matage en fatigue par flexion trois points avec cisaillement prépondérant dans un V/E-UD","authors":"Francine Roudet,&nbsp;Suzanne Degallaix","doi":"10.1016/S1287-4620(00)87505-5","DOIUrl":"10.1016/S1287-4620(00)87505-5","url":null,"abstract":"<div><p>During three-point-bending fatigue tests with predominant shearing on a unidirectional glass/epoxy composite, caulking is observed under the rollers on all loaded specimens. If fatigue tests are controlled in displacement, caulking induces a change in loading conditions during cycling, and the damage in the material is reduced.</p></div>","PeriodicalId":100303,"journal":{"name":"Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics-Physics-Astronomy","volume":"327 14","pages":"Pages 1363-1369"},"PeriodicalIF":0.0,"publicationDate":"1999-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S1287-4620(00)87505-5","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73678005","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
首页 上一页 下一页 尾页
0
×
引用
GB/T 7714-2015
复制
MLA
复制
APA
复制
导出至
BibTeX EndNote RefMan NoteFirst NoteExpress
×
提示
您的信息不完整，为了账户安全，请先补充。
现在去补充
×
提示
您因"违规操作"
具体请查看互助需知
我知道了
×
提示
现在去查看 取消
×
提示
确定
请完成安全验证×
相关产品
×
本文献相关产品
联系我们：info@booksci.cn Book学术提供免费学术资源搜索服务，方便国内外学者检索中英文文献。致力于提供最便捷和优质的服务体验。 Copyright © 2023 布克学术 All rights reserved.
京ICP备2023020795号-1
ghs 京公网安备 11010802042870号
Book学术文献互助
Book学术文献互助群
群 号：481959085
Book学术官方微信