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2016 IEEE Conference on Electromagnetic Field Computation (CEFC)最新文献

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The natural element method applied to solve an electrical machine problem 应用自然元法求解电机问题
2016 IEEE Conference on Electromagnetic Field Computation (CEFC) Pub Date : 2016-11-13 DOI: 10.1109/CEFC.2016.7816213
B. Goncalves, M. Afonso, E. Coppoli, M. Schroeder, R. Alípio, B. Ramdane, Y. Maréchal
{"title":"The natural element method applied to solve an electrical machine problem","authors":"B. Goncalves, M. Afonso, E. Coppoli, M. Schroeder, R. Alípio, B. Ramdane, Y. Maréchal","doi":"10.1109/CEFC.2016.7816213","DOIUrl":"https://doi.org/10.1109/CEFC.2016.7816213","url":null,"abstract":"In this paper, the Constrained Natural Element Method (C-NEM) is used to determine the magnetic flux distribution in an electrical machine. Due the use of anti-periodic boundary conditions, only % of machine is modeled. The obtained results are compared with the traditional Finite Element Method (FEM) with good agreement.","PeriodicalId":179060,"journal":{"name":"2016 IEEE Conference on Electromagnetic Field Computation (CEFC)","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117149521","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
2D finite element model reduction for copper losses calculation in switched reluctance machines 开关磁阻电机中铜损耗计算的二维有限元模型简化
2016 IEEE Conference on Electromagnetic Field Computation (CEFC) Pub Date : 2016-11-13 DOI: 10.1109/CEFC.2016.7815943
M. A. Eit, P. Dular, F. Bouillault, C. Marchand, G. Krebs
{"title":"2D finite element model reduction for copper losses calculation in switched reluctance machines","authors":"M. A. Eit, P. Dular, F. Bouillault, C. Marchand, G. Krebs","doi":"10.1109/CEFC.2016.7815943","DOIUrl":"https://doi.org/10.1109/CEFC.2016.7815943","url":null,"abstract":"This article proposes a 2D finite element model reduction that profits from one finite element solution of the machine modeling to find fast solutions in slots sub-domains when any variation of geometrical data occurred. It provides clear advantages in repetitive analyses when we search the optimized winding configuration for a given number of turns.","PeriodicalId":179060,"journal":{"name":"2016 IEEE Conference on Electromagnetic Field Computation (CEFC)","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127181586","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
Hybrid natural element — Boundary element method applied to solve electromagnetic scattering problem 应用自然元-边界元混合法求解电磁散射问题
2016 IEEE Conference on Electromagnetic Field Computation (CEFC) Pub Date : 2016-11-13 DOI: 10.1109/CEFC.2016.7816225
M. Afonso, J. Vasconcelos, R. Mesquita, B. Ramdane, Y. Maréchal, C. Vollaire, L. Krahenbuhl
{"title":"Hybrid natural element — Boundary element method applied to solve electromagnetic scattering problem","authors":"M. Afonso, J. Vasconcelos, R. Mesquita, B. Ramdane, Y. Maréchal, C. Vollaire, L. Krahenbuhl","doi":"10.1109/CEFC.2016.7816225","DOIUrl":"https://doi.org/10.1109/CEFC.2016.7816225","url":null,"abstract":"In this paper the coupling of natural element method with the boundary element method (Hybrid NEM — BEM method) is proposed to solve the electromagnetic scattering problem. A dielectric cylinder is solved by the proposed approach and the results are compared with the analytical solution showing the usefulness and accuracy of the method.","PeriodicalId":179060,"journal":{"name":"2016 IEEE Conference on Electromagnetic Field Computation (CEFC)","volume":"113 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131468034","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: 0
Microwave characterization using partial least square regression 微波特性的偏最小二乘回归
2016 IEEE Conference on Electromagnetic Field Computation (CEFC) Pub Date : 2016-11-13 DOI: 10.1109/CEFC.2016.7816381
H. Sadou, T. Hacib, Y. Le Bihan, H. Acikgoz, O. Meyer
{"title":"Microwave characterization using partial least square regression","authors":"H. Sadou, T. Hacib, Y. Le Bihan, H. Acikgoz, O. Meyer","doi":"10.1109/CEFC.2016.7816381","DOIUrl":"https://doi.org/10.1109/CEFC.2016.7816381","url":null,"abstract":"Inverse problems for determination of dielectric materials properties (complex permittivity) are usually solved by iterative methods using numerically based forward model. These methods are computationally expensive. In this paper, we propose a fast inversion model based on partial least square regression (PLSR). The idea is to build a model able to predict in real time the properties of the sample under test using measurements of admittance or reflexion coefficient of the propagating electromagnetic micro wave along the coaxial line. Numerical solution of the direct problem is made using Finite Element Method (FEM).","PeriodicalId":179060,"journal":{"name":"2016 IEEE Conference on Electromagnetic Field Computation (CEFC)","volume":"144 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116378362","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: 0
Eddy current inspection of a ferromagnetic material, effect of a biaxial stress state 涡流检测铁磁材料，双轴应力状态的影响
2016 IEEE Conference on Electromagnetic Field Computation (CEFC) Pub Date : 2016-11-13 DOI: 10.1109/CEFC.2016.7816365
L. Santandrea, R. Corcolle, Y. Le Bihan, L. Daniel
{"title":"Eddy current inspection of a ferromagnetic material, effect of a biaxial stress state","authors":"L. Santandrea, R. Corcolle, Y. Le Bihan, L. Daniel","doi":"10.1109/CEFC.2016.7816365","DOIUrl":"https://doi.org/10.1109/CEFC.2016.7816365","url":null,"abstract":"In this work, the influence of mechanical stress in a ferromagnetic material on the signal provided by an inspecting eddy current probe is studied using a finite element modeling.","PeriodicalId":179060,"journal":{"name":"2016 IEEE Conference on Electromagnetic Field Computation (CEFC)","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128139619","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: 0
Multiphysics modeling for a new de-icing technology in aeronautics 航空除冰新技术的多物理场建模
2016 IEEE Conference on Electromagnetic Field Computation (CEFC) Pub Date : 2016-11-13 DOI: 10.1109/CEFC.2016.7816106
C. M. Estopier, E. Clavel, N. Galopin, F. Wurtz, Stéphane Le Garrec, O. Chadebec
{"title":"Multiphysics modeling for a new de-icing technology in aeronautics","authors":"C. M. Estopier, E. Clavel, N. Galopin, F. Wurtz, Stéphane Le Garrec, O. Chadebec","doi":"10.1109/CEFC.2016.7816106","DOIUrl":"https://doi.org/10.1109/CEFC.2016.7816106","url":null,"abstract":"This paper focuses on the development of an electro-magneto-mechanical model for a new wing de-icing solution proposed by aeronautics industry. Its operation is based on Laplace forces phenomena and mechanical plate deformation effect. The goal is to obtain a model that enables further design improvements. Optimization process and results will be briefly discussed.","PeriodicalId":179060,"journal":{"name":"2016 IEEE Conference on Electromagnetic Field Computation (CEFC)","volume":"81 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125569665","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: 0
Numerical simulation of inrush currents in single-phase transformers using the Jiles-Atherton model and the finite element method 基于Jiles-Atherton模型和有限元法的单相变压器励磁涌流数值模拟
2016 IEEE Conference on Electromagnetic Field Computation (CEFC) Pub Date : 2016-11-13 DOI: 10.1109/CEFC.2016.7816287
V. O. de Castro Cezar, P. Lombard, A. Charnacé, O. Chadebec, L. Rouve, J. Coulomb, F. Zgainski, B. Caillault
{"title":"Numerical simulation of inrush currents in single-phase transformers using the Jiles-Atherton model and the finite element method","authors":"V. O. de Castro Cezar, P. Lombard, A. Charnacé, O. Chadebec, L. Rouve, J. Coulomb, F. Zgainski, B. Caillault","doi":"10.1109/CEFC.2016.7816287","DOIUrl":"https://doi.org/10.1109/CEFC.2016.7816287","url":null,"abstract":"The random energization of power transformers may generate high inrush currents, which can cause damages to the transformer. The modeling of such a phenomenon has to be based on a precise description of the transformer associated to a reliable magnetic hysteresis model for the material. This paper presents an approach based on the Finite Element Methods (FEM) and the Jiles-Atherton model. The method is validated on a 1kVA single-phase transformer by a comparison between simulated and measured inrush currents.","PeriodicalId":179060,"journal":{"name":"2016 IEEE Conference on Electromagnetic Field Computation (CEFC)","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115522143","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 integration on natural element method: Comparative analyses of different approaches 自然元法的数值积分:不同方法的比较分析
2016 IEEE Conference on Electromagnetic Field Computation (CEFC) Pub Date : 2016-11-13 DOI: 10.1109/CEFC.2016.7816351
Diego Pereira Botelho, Y. Maréchal, B. Ramdane
{"title":"Numerical integration on natural element method: Comparative analyses of different approaches","authors":"Diego Pereira Botelho, Y. Maréchal, B. Ramdane","doi":"10.1109/CEFC.2016.7816351","DOIUrl":"https://doi.org/10.1109/CEFC.2016.7816351","url":null,"abstract":"Despite its proven accuracy and computational efficiency, the Natural Element Method (NEM) suffers from the lack of a well-suited numerical integration technique. In this work different integration approaches are applied and tested on the NEM framework. Comparative analyses in terms of accuracy and computational cost are presented. The goal here is to elucidate the impact of these techniques on the NEM performance and thus assist the choice of the most adequate technique for a given scenario.","PeriodicalId":179060,"journal":{"name":"2016 IEEE Conference on Electromagnetic Field Computation (CEFC)","volume":"5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134008381","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: 0
2D integral formulations for nonlinear magneto-static field computation and rotating machines pre-design 二维积分公式用于非线性静磁场计算和旋转机械的预设计
2016 IEEE Conference on Electromagnetic Field Computation (CEFC) Pub Date : 2016-11-13 DOI: 10.1109/CEFC.2016.7816214
Q. Debray, G. Meunier, O. Chadebec, J. Coulomb, A. Carpentier
{"title":"2D integral formulations for nonlinear magneto-static field computation and rotating machines pre-design","authors":"Q. Debray, G. Meunier, O. Chadebec, J. Coulomb, A. Carpentier","doi":"10.1109/CEFC.2016.7816214","DOIUrl":"https://doi.org/10.1109/CEFC.2016.7816214","url":null,"abstract":"This paper provides two alternative approaches for solving magneto-static field for an efficient pre-design of electrical rotating machines. At first 2D integral formulations will be presented to the reader. Secondly, some promising results will be provided.","PeriodicalId":179060,"journal":{"name":"2016 IEEE Conference on Electromagnetic Field Computation (CEFC)","volume":"29 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125649654","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: 0
3D volume integral formulation based on facet elements for the computation of AC losses in superconductors 基于面元的超导体交流损耗计算的三维体积积分公式
2016 IEEE Conference on Electromagnetic Field Computation (CEFC) Pub Date : 2016-11-13 DOI: 10.1109/CEFC.2016.7816168
B. Ramdane, G. Meunier, G. Escamez, O. Chadebec, A. Badel, P. Tixador
{"title":"3D volume integral formulation based on facet elements for the computation of AC losses in superconductors","authors":"B. Ramdane, G. Meunier, G. Escamez, O. Chadebec, A. Badel, P. Tixador","doi":"10.1109/CEFC.2016.7816168","DOIUrl":"https://doi.org/10.1109/CEFC.2016.7816168","url":null,"abstract":"A 3D volume integral formulation based on a generalization of the PEEC method (Partial Element Equivalent Circuit) for the computation of AC losses in the superconducting materials is developed and detailed. This can be achieved by the use of finite element facet interpolation for the current density. Several strengths appear with this approach. The method which is both light (we don't require to mesh the air) and precise, ensures highly the conservation of current and therefore leaves hope for a good performance in solving highly nonlinear problems.","PeriodicalId":179060,"journal":{"name":"2016 IEEE Conference on Electromagnetic Field Computation (CEFC)","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125040269","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
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