1 / 17

SVD application in non-uniqueness problem of BEM/BIEM

SVD application in non-uniqueness problem of BEM/BIEM. Reporter : Kao S. K. Advisor : Chen J. T. Date: 2009/03/17. National Taiwan Ocean University MSVLAB Department of Harbor and River Engineering. Outline. Eigenproblem for concentric sphere Eigenproblem for eccentric sphere

geona
Download Presentation

SVD application in non-uniqueness problem of BEM/BIEM

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. SVD application in non-uniqueness problem of BEM/BIEM Reporter : Kao S. K. Advisor : Chen J. T. Date: 2009/03/17 National Taiwan Ocean University MSVLAB Department of Harbor and River Engineering

  2. Outline • Eigenproblem for concentric sphere • Eigenproblem for eccentric sphere • Linton and Evans’ method • Conclusions 2

  3. Outline • Eigenproblem for concentric sphere • Eigenproblem for eccentric sphere • Linton and Evans’ method • Conclusions 3

  4. Concentric sphere 4

  5. Null-field Integral equation - UT 5

  6. SVD updating terms U L Dirichlet B.C. (fixed-fixed)-True 6

  7. SVD updating document L M Hypersingular formulation-Spurious 7

  8. Outline • Eigenproblem for concentric sphere • Eigenproblem for eccentric sphere • Linton and Evans’ method • Conclusions 8

  9. Eccentric sphere 9

  10. Singular formulation-Spurious Concentric sphere eccentric sphere 10

  11. Hypersingular formulation-Spurious concentric sphere eccentric sphere 11

  12. Outline • Eigenproblem for concentric sphere • Eigenproblem for eccentric sphere • Linton and Evans’ method • Conclusions 12

  13. Linton and Evans’ method (Multi-pole method) radiation concentric sphere scattering eccentric sphere 13

  14. Comparison between the present method and LE method [] 14

  15. Problem statement 15

  16. 16

  17. The end Thanks for your kind attention. Welcome to visit the web site of MSVLAB: http://ind.ntou.edu.tw/~msvlab 17

More Related