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Key Words: Shotcrete, Lining, Underground Structures, Support System, Seismic Waves The Study of the Behavior of Top and Seat Bolted Angle Connections Under Blast Loads Amir Saedi Daryan Masoud Ziaei1 Sayyed Amireddin Sadrnezhad Mohammad Reza Bashiri Abstract Abnormal loads induced by blast or impact results in local damages in structures and these local damages may propagate and affect whole structural system.
Key Words: Bolted Angle Connection, Blast Load, Finite Element Analysis The Evaluation Of Seismic Vulnerability And Retrofitting Steel Oil Tanks Yaser Zaree Abstract Abstract: In this study, the seismic behavior of five oil storage tanks with height to diameter ratios of 0039, 0047, 0053, 0063, 100 was examined using the powerful software ANSYS and their failure mechanisms, including elephant leg buckling, diamond elastic buckling , failure of roof due to fluctuation of fluid, sliding, overturning, up lift and unsymmetrical tank leakage were assessed.
Key Words: Steel Oil Tanks, Seismic Damage, Elephant Leg Buckling, Diamond Buckling, Freeboard, Sloshing Determine Vent Size for Exit the Gas Pressure Duo to Internal Explosion Hossein Babajanian Bisheh Abstract In this paper, the effect of explosion occurs within a cubicle or containment-type structures are evaluated.
Key Words: Internal Explosion, Shelter, Shock Pressure, Gas Pressure Reviewing Various Methods of Seismic Analysis of Aerial Tanks, Considering Interactive Effect of Fluid, Structure and Soil Saeid Sadeghi Nia Sayyed Mahdi Zahraei Abstract In the seismic design of tanks, though the added mass model is used to determine basic cutting and collapse moment, the added mass model with the sloshing mass are utilized for more accurate and appropriate modeling, taking advantage of limited component methods.