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beheshti@kntu.ac.ir ehsan_pj@yahoo.com

ASCE 41-06

IDA

ASCE 41-06

R

][

][

Freeman

Fajfar

Fishingher

P. Fajfar, P. Gaspersic, A.K. Chopra, R.K. Goel,

H. Krawinkler,P.FajfarH. Krawinkler,P.Fajfar

Yi Zheng , Tsutomu Usami , Hanbin Ge

Chung C.Fu and Hamed AlAyed,

NSPDCM

][Fenves Ellery

R.pinho , C.casarotti , S.Antoniou

][

] [

m

j

j

n

i

i RHV

11

ij

Hii Rjj V

NSP

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ASCE 41-06

][

First Mode

VWWFN

iiiii

iM

1

/

iMFiNi ,...,2,1

N

wii

i

i

V

Inverted Triangular

L

XF ii

T

2

iTFi

xi

L

Uniform

gmF ii

U

iUFi

mii

Rectangular

1iRF

iRFi

ASCE 41-06

ASCE 41-06

][

j

j L

XF ii 2

i

jFij

j0.250.50.751.52

Xi

L

jj

][

] [

Name Tri-Rec-1 Tri-Rec-2 Tri-Rec-3 Tri-Rec-4 Tri-Rec-5

0.25 0.5 0.75 1.5 2

Sin

L

XSinF ii

Sin

iSinFi

Xii

L

IDA

IDA

MDOF

][

IDA ][

AASHTO][

T

OpenSees][

][][

] [

A (m2) I2-2(m4) I3-3(m

4) J(m4)

6.125 59.68 1.31 0.31

L(m) B(m) H(m) A(m2)

10 Dcol+0.5 1.25 variant

N- 36

Dcol(m) A(cm2) I2-2 & I3-3(cm4) J(cm4)

2 12 1.92 0.9 6362 3220631 6441262

3 12 1.56 1 7854 4908750 9817500

4 14 1.81 1 7854 4908750 9817500

5 12 1.92 0.9 6362 3220631 6441262

6 10 1.60 0.9 6362 3220631 6441262

Mander-1988][

OpenSees

P-

Fiber-Sectioncore

cover

] [

] [

IIIPGA

][

III][

PGAg PGAg

1 El-centro 0.3485 0.6289 2 Northridge 0.4738 1.0327 3 Lomaprieta 0.4502 1.0948 4 Kobe 0.8213 0.5693 5 Chi-chi 0.8082 0.6449 6 Tabas 0.9335 0.7 7 Naghan 0.7235 0.861

ASCE 41-06

IDA

OpenSees

][

(NL RHA)

ASCE 41-06

ASCE 41-06

ASCE 41-06

ASCE 41-06

ASCE 41-06

ASCE 41-0675.0

2

L

XF i

jL

XSinF ii

Sin

][

رانـدسي عمـگره ملي مهنـكنپنجمين

، ايرانمشهد ،فردوسي مشهد، دانشگاه 1389 ارديبهشت 16تا 14

0

200

400

600

800

1000

0 2 4 6 8 10 12 14 16 18 20

Displacement (cm)

Ba

se

Sh

ea

r (T

on

)

Mode-transverse-1 Rectangular Triangle

Uniform IDA

0

200

400

600

800

1000

0 2 4 6 8 10 12 14 16 18 20

Displacement (cm)

Ba

se

Sh

ea

r (T

on

)

Rec-Tri-1 Rec-Tri-2 Rec-Tri-3 Rec-Tri-4

Rec-Tri-5 Sin IDA پل سه دهانه پل سه دهانه

0

200

400

600

800

1000

0 2 4 6 8 10 12 14 16 18 20

Displacement (cm)

Ba

se

Sh

ea

r (T

on

)

Mode-transverse-1 Rectangular Triangle

Uniform IDA

0

200

400

600

800

1000

0 2 4 6 8 10 12 14 16 18 20

Displacement (cm)

Ba

se

Sh

ea

r (T

on

)

Rec-Tri-1 Rec-Tri-2 Rec-Tri-3 Rec-Tri-4

Rec-Tri-5 Sin IDA پل چهار دهانه پل چهار دهانه

0

150

300

450

600

750

900

0 2 4 6 8 10 12 14 16 18 20

Displacement (cm)

Ba

se

Sh

ea

r (T

on

)

Mode-transverse-1 Rectangular Triangle

Uniform IDA

0

150

300

450

600

750

900

0 2 4 6 8 10 12 14 16 18 20

Displacement (cm)

Ba

se

Sh

ea

r (T

on

)

Rec-Tri-1 Rec-Tri-2 Rec-Tri-3 Rec-Tri-4

Rec-Tri-5 Sin IDA پل پنج دهانه پنج دهانهپل

0

150

300

450

600

750

900

0 2 4 6 8 10 12 14 16 18 20

Displacement (cm)

Ba

se

Sh

ea

r (T

on

)

Mode-transverse-1 Rectangular Triangle

Uniform IDA

0

150

300

450

600

750

900

0 2 4 6 8 10 12 14 16 18 20

Displacement (cm)

Ba

se

Sh

ea

r (T

on

)

Rec-Tri-1 Rec-Tri-2 Rec-Tri-3 Rec-Tri-4

Rec-Tri-5 Sin IDA پل شش دهانه پل شش دهانه

)ب( )الف( ]IDA ]1با روش) NSP(جانبي بارتوزيعمقايسة منحني ظرفيت حاصله از الگوهاي.شكل

الگوهاي بار پيشنهادي)بASCE 41-06الگوهاي بار)الف

ASCE 41-06

= 0.25

= 2

ASCE 41-06

= 0.75IDA

ASCE 41-06

ASCE 41-06

2. Chung C.Fu, H.Alayed. Seismic Analysis Of Bridges Using Displacement-Based Approach

, University of Maryland , TRB Annual Meeting 2003. 3. ASCE/SEI, Seismic Rehabilitation of Existing Building (Book) , American Society of Civil Engineers, 2007. 4. Dimitrios Vamvatsikos and C.Allin Cornel, Incremental Dynamic Analysis

Stanford University, CA 94305-4020, U.S.A 5. AASHTO,

Standard Specifications for Highway Bridges , American of state Highway and Transportation Officials Inc., Washington, DC, 2000. 6. Mazzoni, S., McKenna, F., Scott, M. H., Fenves, G. L. and Jeremic, B. Open System for Earthquake Engineering Simulation (OpenSees)

[Command Language Manual], University of California, Berkeley, USA, (2003). 7. Mander, J.B., Priestley, M.J.N., and Park, R. (August 1988). Theoretical stress-strain model for confined concrete , Journal of the Structural Engineering, 114(ST8): 1804-1826. 8. Lestuzzi P., Schwab P., Koller M., Lacave C. "How to Choose Earthquake Recordings for Nonlinear Seismic Analysis of Structures " 13 WCE, No. 1241, 2004.