Results 171 to 180 of about 12,863 (293)

Seismic evaluation of the southbound Stellenberg Interchange Bridge, B5593, in South Africa

open access: yesStructural Concrete, EarlyView.
Abstract This study presents a nonlinear finite element assessment of the seismic vulnerability of Bridge B5593, located in the south‐western region of South Africa. Previous evaluations identified a high likelihood of column failure; however, these were based on linear material models incapable of capturing damage evolution.
Wandie Olivier, Trevor Haas
wiley   +1 more source

Behavior of manufactured sand and recycled coarse aggregate concrete‐filled steel tubular stub columns with circular section

open access: yesStructural Concrete, EarlyView.
Abstract Accelerated urbanization has intensified environmental concerns due to excessive natural resource consumption and construction waste generation. Circular concrete‐filled steel tube (CFST) columns incorporating manufactured sand recycled coarse aggregate (MS‐RCA) concrete have emerged as an innovative composite element offering notable ...
Minsheng Guan   +7 more
wiley   +1 more source

Effect of Reinforcement for Elasto-plastic Shear Buckling of Square Plates with Reinforced Circular Holes

open access: yes, 1994
P(論文)Elasto-plastic shear buckling of square plates containing reinforced circular holes is investigated analytically. The perforated plates are subjected to uniform shear stress or uniform shear deformation, and are simply supported, clamped or mixed ...
中村, 雅樹   +3 more
core  

The challenges of GFRP RC beam design for limit states

open access: yesStructural Concrete, EarlyView.
Abstract Glass fiber reinforced polymer (GFRP) bars are used ever more frequently in concrete construction due to their non‐corrosive and anti‐magnetic properties. Their research over the past decades focused on fundamental questions, such as the design aspects of beams under flexural loads.
Szabolcs Szinvai, Tamás Kovács
wiley   +1 more source

Mixed Super‐Circles

open access: yesComputer Graphics Forum, EarlyView.
Abstract We introduce mixed super‐circles, a position‐curvature formulation of the original dynamic 2D super‐helix model. Compared to the latter, purely curvature‐based model – the so‐called chained formulation –, the mixed formulation that we propose here drastically reduces the algorithmic complexity of the solving scheme – from quadratic to quasi ...
Emile Hohnadel   +2 more
wiley   +1 more source

RESEARCH ON POST-BUCKLING DESIGN OF HAT-STRINGER STIFFENED FUSELAGE PANELS

open access: yesJixie qiangdu
Composite stiffened panel structure is widely used in modern aircraft,which is prone to buckling under working conditions.A large number of tests show that the aircraft composite stiffened thin-wall structure has considerable post-buckling bearing ...
doaj  

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