Loading...Tips and Tricks for Computer Aided Structural Analysis
Saikat Basak
M.eng (Structural), Bce, Cic, Aie (Ind.), a.asce
Structural Engineer
Contents
Abbreviation 6
1. Introduction (Before You Begin…) . 7
2. What is Computer Aided Structural Analysis? . 9
3. Analysis Types 10
Linear Static Stress Analysis 10
Dynamic Analysis 11
Random Vibration . 12
Response Spectrum Analysis . 12
Time History Analysis 13
Transient Vibration Analysis 13
Vibration Analysis (Modal Analysis) 14
Buckling Analysis . 15
Thermal Analysis 16
Boundary Element . 17
4. Sign Convention (Mind Your Signs) 19
5. Numbering of Joints and Members 23
6. Specifying Moment of Inertia . 24
7. Specifying Loads . 27
8. Column Buckling Test 31
9. Portal and Cantilever Method . 33
10. Deflection of Reinforced Concrete Member . 34
11. Shear Deformation . 36
12. Inclined Support . 37
13. Maximum Bending Moment, Shear Force and Reaction in Building Frame:
Substitute (Equivalent) Frame . 38
14. Support Settlement . 40
15. 2d Versus 3d . 41
16. Curved Member 43
17. Tapered Section 44
18. Nodes Connected by a Spring 45
19. Sub-structuring Technique and Symmetry (Break Them Into Pieces…) . 46
20. Staircase Analysis 51
21. Cables 54
22. Pre-stressed Cable Profile . 57computer Aided Structural Analysis
– 5 –
23. Finite Element Analysis (Fea) Method is Approaching… 60
24. A Typical Worked Out Problem of Fea . 69
25. Plates by Fem 76
26. Interpreting Fea Result 79
27. Tips for Creating Better Mesh 83
28. Common Finite Elements Library for Linear Static and Dynamic Stress
Analysis 89
29. Shear Wall . 92
30. Folded Plate . 94
31. Shells . 102
32. A First Step in Structural Dynamics . 105
33. An Example of a Single Degree of Freedom Problem . 108
34. What Dynamic Analysis You Should Perform? . 112
35. Non-linear Analysis (Nla) – an Introduction for Beginners . 115
Material Non-linearity 115
Geometric Non-linearity 116
36. Mechanical Event Simulation 119
37. Importing Model From Cad Programs . 121
38. Virtual Reality in Engineering (Vrml) 123
39. Linear Programming in Spreadsheet 124
40. Reinforcement Detailing in Continuous Beams 128
41. A Guide to Some Structural Engineering & Finite Element Analysis
Programs . 130
Civil Engineering Programs 131
Mechanical Engineering Programs . 134
Some Cad Programs… . 137
42. How to Select the Most Appropriate Program for Your Need? . 139
43. How to Check the Result for Accuracy? 142
44. File Name Extension Guide (for Some Cad/cae Programs) . 143
45. Common Error Messages and Solutions . 144
Operating System Related . 144
Analysis Program Related 145
46. References .
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