Project 1_Comparative study of different storey buildings for Seismic forces
Ans:-
plz check Following Project 01
MODEL A
MODEL B
MODEL C
MODEL D
MODEL E
MODEL F
MODEL G
MODEL H
MODEL J
MODEL K
| CRITERIA | MODEL | ANALYSIS RESULT | CONCLUSION |
|---|---|---|---|
| Effect of stiffness of time period | Building -E (10 storey with varying column size) | 1.56s | |
| Building -F (10 storey with Uniform column size) | 1.56s | ||
| Effect of stiffness of time period | Building -G (25 storey with varying column size) | 3.70s | |
| Building -H (25 storey with uniform column size) | 3.91s | ||
| Effect of Mass of time period | Building -H (25 storey with 3 kN/Sq.m Imposed load) | 3.91 s | |
| Building -J (25 storey with 3.3kN/Sq.m Imposed load) | 3.92 s | ||
| Building -k (25 storey with 3.6kN/Sq.m Imposed load) | 3.93 s | ||
| Effect of Building height on Time Period | Building -A (2-storey) | 0.48 s | |
| Building -B (5-storey) | 0.97 s | ||
| Building -F (10-storey) | 1.56 s | ||
| Building-H (25-storey) | 3.91 s | ||
| Effect of Column Orientation on time period | Building -B (all floors Column Size 400x400) | 0.97 s | |
| Building -C (all floors column size 550x300)oriented in x-dire | 1.08 s | ||
| Building-D (all floors column size 300x550) oriented in -y dire | 1.06 s |
| Criteria | Model | Case | Analysis result | Conclusion |
|---|---|---|---|---|
| Effect of Flexural Stiffness of structural elements on mode shapes | Building-B | flexural stiffness of Beam Close to nil (zero inertia) | 1.69 s | |
| Full Flexural stiffness of beam(regular) | 0.97s | |||
| Effect of Axial Stiffness of vertical members on mode shapes | Building-H | Axial cross section for column is close to nill (zero axial area) | 5.63 s | |
| full Axail cross section for columns (regular) | 3.91 s | |||
| Effect of Degree of fixity at column base on mode shape | Building-B | Column support pinned(regular) | 1.69 s | |
| Column Support Fixed | 0.87 s |