Results 21 to 30 of about 74,235 (303)

Multi-Objective Optimization Design of FRP Reinforced Flat Slabs under Punching Shear by Using NGBoost-Based Surrogate Model

open access: yesBuildings, 2023
Multi-objective optimization problems (MOPs) in structural engineering arise as a significant challenge in achieving a balance between prediction accuracy and efficiency of the surrogate models, which are conventionally adopted as mechanics-driven models
Shixue Liang   +3 more
doaj   +1 more source

Assessment of the effectiveness of steel fibre reinforcement for the punching resistance of flat slabs by experimental research and design approach [PDF]

open access: yes, 2015
The present paper deals with the experimental assessment of the effectiveness of steel fibre reinforcement in terms of punching resistance of centrically loaded flat slabs, and to the development of an analytical model capable of predicting the ...
Barros, Joaquim A. O.   +3 more
core   +1 more source

Analytical Study of Punching Shear Capacity in Reinforced Concrete Flat Slabs with Opening Strengthened with Steel Plates and Shear Stud [PDF]

open access: yesپژوهش‌های زیرساخت‌های عمرانی, 2019
Reinforced concrete flat slabs are widely employed in structural systems. The location of the slab-column connection is the most sensitive part of the flat slab due to the existence of a high flexural anchor and shear force.
Seyed Mohammad Abdollahi   +2 more
doaj   +1 more source

Failure assessment of lightly reinforced floor slabs. I: Experimental investigation [PDF]

open access: yes, 2011
This paper is concerned with the ultimate behavior of lightly reinforced concrete floor slabs under extreme loading conditions. Particular emphasis is given to examining the failure conditions of idealized composite slabs which become lightly reinforced ...
Cashell, KA   +2 more
core   +1 more source

Friction anisotropy at Ni(100)/(100) interfaces: Molecular dynamics studies [PDF]

open access: yes, 2002
The friction of surfaces moving relative to each other must derive from the atomic interaction at interfaces. However, recent experiments bring into question the fundamental understanding of this phenomenon.
Cheng, Yang-Tse   +3 more
core   +1 more source

Analysis of the global tall buildings stability in flat slabs considering the soil structure interaction

open access: yesRevista IBRACON de Estruturas e Materiais, 2020
The global stability of tall reinforced concrete buildings made up of flat slabs is guaranteed, among other factors, by the existence of considerably rigid elements such as elevator cores and stairways.
E. C. ALVES, L. A. FEITOSA
doaj   +2 more sources

Comparison of punching shear requirements in BS 8110, EC2 and MC2010 [PDF]

open access: yes, 2015
This paper compares design provisions for punching shear at internal columns in the superseded British Standard BS 8110, Eurocode 2 (EC2) and fib Model Code 2010 (MC2010).
Soares, LFS, Vollum, RL
core   +1 more source

Comparative Analysis of Mechanical Performance of Flat Slabs with Reverse and Conventional Column Caps

open access: yesBuildings, 2022
Compared with the conventional column caps, the reverse column caps that are used for slab-column joint of basement roof can improve the clearance of the basement while ensuring structural safety, and they are hidden in the covering soil without ...
Mosong Gong   +3 more
doaj   +1 more source

Cubic Polyhedra [PDF]

open access: yes, 2002
A cubic polyhedron is a polyhedral surface whose edges are exactly all the edges of the cubic lattice. Every such polyhedron is a discrete minimal surface, and it appears that many (but not all) of them can be relaxed to smooth minimal surfaces (under an
Goodman-Strauss, Chaim, Sullivan, John M
core   +1 more source

Experimental investigation of strengthening slab-column connections with CFRP fan

open access: yesAin Shams Engineering Journal, 2019
This paper investigates experimentally the punching shear behavior of flat slabs-column connections strengthened with CFRP (Carbon fiber reinforced polymer) string having a fan shape as a new strengthening technique.
Khaled F. El-Kashif   +2 more
doaj   +1 more source

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