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خرابی پیشرونده و طراحی مقاوم سازه ها در برابر آن. Progressive Collapse Resistant Design of Structures. كريم عابدي. Part 2. موارد وقوع شکست محلی (Local Fracture) و انتشار آن ‏. LOCAL FRACTURE Earthquakes. Northridge ground motions. 1994. Mechanism types. Dynamic analysis using

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slide2

خرابی پیشرونده و طراحی مقاوم سازه ها در برابر آن

Progressive Collapse Resistant Design of Structures

كريم عابدي

slide5

LOCAL FRACTURE

Earthquakes

Northridge ground motions. 1994

Mechanism types.

slide6

Dynamic analysis using

Improved Applied Element

Method

IAEM

(Elkholy, Meguro, 2005)

Progressive Collapse of a building during the

Kobe earthquake, 1995

slide7

Dynamic analysis using

IAEM

(Elkholy, Meguro, 2005)

Progressive collapse of a

intermediate storey

during the Kobe earthquake, 1995

slide9

COLLISION OF TWO STRUCTURES

Applied Element Method, AEM – Hatem Tagel – Din 2002

slide10

Elevation of Crabtree Sheraton Hotel Initial Crabtree Sheraton Hotel Model Inaccuracy

slide14

EXPLOSIONS

Inner explosion – ROMAN POINTBUILDING, England 1968

slide16

VehicleImpact

Collapse of the corner of a building in New York,

due to a vehicle impact. (Allen and Schiever 1972)

slide18

MURRAH FEDERAL BUILDING,

OKLAHOMA CITY,PREIOR TO BLAST

slide20

Catenary effect

Collapse mechanism