Toolbox for Structural Mechanics

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A Free Toolbox for E-learning and Teaching of Structural Analysis. Andres Lahe. AECEF-5

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Toolbox for Structural Mechanics

  1. 1. 5 th AECEF Symposium Civil Engineering in the Next Decade (ASCEND) <ul><ul><li>Andres Lahe </li></ul></ul><ul><ul><li>A Free Toolbox for E-learning and </li></ul></ul><ul><li>Teaching of Structural Analysis </li></ul><ul><li>[page 205] </li></ul><ul><ul><li>Helsinki 2005 </li></ul></ul><ul><ul><li>aa WikipediaA I </li></ul></ul>* MIT OCW e-learning Liflong Free soft Andres Lahe Structural Mechanics . 1. slide MIT OCW W IKIPEDI A
  2. 2. Introduction <ul><li>Lifelong learning and E-learning </li></ul><ul><li>OpenCourseWare Projects </li></ul><ul><li>Free Software Foundation & Movement </li></ul><ul><li>Toolbox for Structural Analysis </li></ul><ul><li>Conclusions </li></ul>MIT OCW e-learning Lifelong Free software Andres Lahe Structural Mechanics . 2. slide
  3. 3. Lifelong learning & e-learning <ul><li>Lifelong Learning </li></ul><ul><li>eLearingEuropa. Programmes ( „ Nürnbergi lehter “ ) </li></ul><ul><li>A Course Managemant System (CMS), ( MLE ) Moodle </li></ul><ul><li>Components of an eTextBook </li></ul>Andres Lahe Structural Mechanics 3. slide W ikipedi A viited
  4. 4. OpenCourseWare Projects <ul><li>Opencourseware Projects. Free for all </li></ul><ul><li>MIT Open Course Ware </li></ul><ul><li>Structural Mechanics </li></ul><ul><li>Hewlett Foundation </li></ul>Andres Lahe Ehitusmehaanika e-õpik 4 . slaid EEVL viited
  5. 5. What is Structural Mechanics? <ul><li>Structural Mechanics. Bau. Baumechanik </li></ul><ul><li>Statik der Baukonstruktionen . TU Berlin. Matrix mult Simpson </li></ul><ul><li>Institute for Structural Mechanics . Ruhr Uni. Bochum </li></ul><ul><li>Institut für Baustatik . Universität Stuttgart </li></ul><ul><li>Rakenteiden mekaniikan labaratorio . Teknillinen korkeakoulu </li></ul><ul><li>КАФЕДРА СТРОИТЕЛЬНОЙ МЕХАНИКИ И ТЕОРИИ УПРУГОСТИ. St.Petersburg State Polytechnical University </li></ul>Andres Lahe Structural Mechanics 5 . slide EEVL viited
  6. 6. Toolbox <ul><li>A tool for sientific computation. Toolbox </li></ul><ul><li>Octave function for Structural Mechanics </li></ul><ul><li>CALFEM . CALFEM </li></ul><ul><li>Matlab / Octave compatibility packages . </li></ul><ul><li>CE 130 Structural Design and Optimization </li></ul><ul><li>The Engineering Vibration Toolbox . GNUoctave </li></ul>Andres Lahe Structural Mechanics 6 . slide viited
  7. 7. Mini Portal <ul><li>Mini Portal for Structural Mechanics : </li></ul><ul><li>eTextbook. Lecture Notes </li></ul><ul><li>eTextbook. Assignments </li></ul><ul><li>eTextbook. Tutotials </li></ul><ul><li>eTextbook. Toolbox – GNU octave programs </li></ul><ul><li>Structural Mechanics. Syllabus </li></ul>Andres Lahe Structural Mechanics 7 . slide viited
  8. 8. Conclusions <ul><li>The developed toolbox can serve as a valuable educational tool to understand the methods of structural analysis. </li></ul><ul><li>The students can run the developed GNU octave programs and functions for structural analysis and use the script files to check their developed solutions. </li></ul>Andres Lahe Structural Mechanics 8 . slide viited
  9. 9. 1. Internal forces of a truss
  10. 10. 2. Truss structure.
  11. 11. 2.a Assembling the equations
  12. 12. 2b. The equilibrium equations
  13. 13. 3. Arch structure
  14. 14. 4. Bending-moment diagrams for the primary system
  15. 15. 4 a. The Frame
  16. 16. 5. Bending-moments. 6.Integration
  17. 17. <ul><li>8. Simpson's rule & Hadamard product </li></ul><ul><li>7. Simpson's rule </li></ul>
  18. 18. 9. Bending-moments. 10. Parameters of ...
  19. 19. Plot of parameters A, B, C, A+B, ...
  20. 20. 12. The critical load

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