Nonlinear Analysis Example 1
Column Dimensions, 50x50 Beam Dimensions, 30x50 Storey height, 3m Number of floors, 3
C25 S420
![](../__attachments/1110278875/image-20200611-081234.png?inst-v=e297b259-93ee-4526-bee7-06170d782e4d)
The values for the horizontal elastic design spectrum are given below.
Ss = 0.872 S1 = 0.266 ZC
![](../__attachments/1110278875/image-20200611-080937.png?inst-v=e297b259-93ee-4526-bee7-06170d782e4d)
Column reinforcements are arranged as 8Φ20 as follows.
![](../__attachments/1110278875/image-20200611-081448.png?inst-v=e297b259-93ee-4526-bee7-06170d782e4d)
Beam rebars are arranged as top reinforcement 3Φ18 and bottom reinforcement 2Φ18 in supports.
![](../__attachments/1110278875/image-20200611-081611.png?inst-v=e297b259-93ee-4526-bee7-06170d782e4d)
The version of the project file saved with v10.20 is attached below.
When single-mode thrust analysis is done, base shear force-ceiling displacement values for + X and + Y directions are given below.
![](../__attachments/1110278875/image-20200612-151636.png?inst-v=e297b259-93ee-4526-bee7-06170d782e4d)
The plastic hinge results at the lower end of the column are given below
![](../__attachments/1110278875/image-20200612-151928.png?inst-v=e297b259-93ee-4526-bee7-06170d782e4d)
![](../__attachments/1110278875/image-20200612-152618.png?inst-v=e297b259-93ee-4526-bee7-06170d782e4d)
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