Seismic response of Steel Moment Resisting Frames with Vertical mass irregularities using IDA...

SEE6 IIEES

6th International Conference onSeismology and Earthquake Engineering

Seismic response of Steel Moment Resisting Frames with Vertical mass irregularities using IDA approach

M.H. Cheraghi1, A. Nicknam2

1M.Sc. Graduate Student, Dept. of Civil Engineering, Iran University of Science and Technology, Tehran, Iran,( Iranearthquake.eng@gmail.com)

2Assistant Professor, Dept. of Civil Engineering, Iran University of Science and Technology, Tehran, Iran,( A_Nicknam@iust.ac.ir)

ABSTRACT

KEYWORDS:

INTRODUCTION

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INCREMENTAL DYNAMIC ANALYSIS APPROACH (IDA)

GROUND MOTIONS USED

Table 1.

MODELING STRUCTURES

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IDA Curves

Figure 1.

Table 2.

Results and discussion

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Figure 2.

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Table 3.

8St 6St 4St

8St-200-8 6St-200-6 4St-200-4

8St-140-8 6St-140-6 4St-140-4

8St-200-4&5 6St-200-3&4 4St-200-2&3

8St-140-4&5 6St-140-3&4 4St-140-2&3

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Figure 3.

Table 4.

8St 6St 4St

8St-200-8 6St-200-6 4St-200-4

8St-140-8 6St-140-6 4St-140-4

8St-200-4&5 6St-200-3&4 4St-200-2&3

8St-140-4&5 6St-140-3&4 4St-140-2&3

Table 5.

8St 6St 4St

8St-200-8 6St-200-64St-

200-4

8St-140-8 6St-140-64St-

140-4

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8St-200-4&5

6St-200-3&4

4St-200-2&3

8St-140-4&5

6St-140-3&4

4St-140-2&3

Figure 4.

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CONCLUSIONS

ACKNOWLEDGMENT

References

Vamvatsikos D. Cornell CA.,

Vamvatsikos D. Cornell CA.,Jack W. Baker.,

FEMA440,EMA356,

Tothong P. and Cornell CA.,

Cornell CA., Fatemeh Jalayer,

Al-Ali A, Krawinkler H.,