Results 11 to 20 of about 12,546 (265)

Calculation of reinforcement to concrete adhesion in reinforced concrete elements

open access: yesIOP Conference Series: Materials Science and Engineering, 2021
Abstract A model and method for calculating of reinforcement to concrete adhesion in reinforced concrete elements have been developed. The basic parameters by means of which it is possible to control interaction of reinforcement with concrete at any stage of a reinforced concrete element deformation are defined.
V M Romashko, O V Romashko-Maistruk
openaire   +1 more source

Diagnostics of Concrete and Steel in Elements of an Historic Reinforced Concrete Structure [PDF]

open access: yesMaterials, 2021
Existing buildings, especially historical buildings, require periodic or situational diagnostic tests. If a building is in use, advanced non-destructive or semi-destructive methods should be used. In the diagnosis of reinforced concrete structures, tests allowing to assess the condition of the reinforcement and concrete cover are particularly important.
Paweł Tworzewski   +3 more
openaire   +2 more sources

Bond-Slip in Reinforced Concrete Elements [PDF]

open access: yesJournal of Structural Engineering, 2005
A model for fiber reinforced composites that takes into account the fiber slipping is presented in this paper and applied to the analysis of reinforced concrete elements. The model is formulated within the framework of the plasticity theory and the mixtures theory, considering two phases corresponding to the matrix (concrete) and the fibers ...
Luccioni, Bibiana Maria   +2 more
openaire   +2 more sources

ANALYSIS OF BENDING STEEL FIBER REINFORCED CONCRETE ELEMENTS WITH A STRESS-STRAIN MODEL

open access: yesArchitecture and Engineering, 2020
Introduction: Fiber concrete is a complex composite material with unique properties. Its behavior is accounted for in steel fiber reinforced concrete elements using simplified stress-strain models.
Aleksey Pavlov   +2 more
doaj   +1 more source

Models of nonlinear deformation of concrete in a triaxial stress state and their implementation in the PRINS computational complex

open access: yesStructural Mechanics of Engineering Constructions and Buildings, 2023
Modern construction standards and regulations prescribe to carry out calculations of concrete and reinforced concrete structures in a nonlinear formulation with account of the real properties of concrete and reinforcement.
Vladimir P. Agapov   +2 more
doaj   +1 more source

Simplified equation for Young’s modulus of CNT reinforced concrete

open access: yesAIP Advances, 2017
This research investigation focuses on finite element modeling of carbon nanotube (CNT) reinforced concrete matrix for three grades of concrete namely M40, M60 and M120.
RameshBabu Chandran   +1 more
doaj   +1 more source

RELATIONSHIPS BETWEEN DEFORMATIONS AND STRESSES AT CONTACT ZONE OF FLAT-STRESSED COMPOSITE ELEMENT, WHICH WAS SUBJECTED CORROSION DAMAGES

open access: yesInternational Journal for Computational Civil and Structural Engineering, 2017
A computational model of deformation of a flat-stressed reinforced-concrete composite element in the contact zone is proposed. Deformation equations takes the form of the relationships between the final increments  of stresses and deformations for a ...
Vitaly I. Kolchunov, Maria S. Gubanova
doaj   +1 more source

A discrete element model for reinforced concrete [PDF]

open access: yesPAMM, 2021
AbstractReinforced concrete structures are built all over the world. The development of cracks is an unavoidable appearance, based on the interaction of the concrete and the reinforcement. The crack pattern can have an significant influence at the ageing of the structure.
Jan Kaschube, Dieter Dinkler
openaire   +1 more source

Behavior of concrete beams reinforced with hybrid steel and FRP composites

open access: yesHBRC Journal, 2018
This paper presents a nonlinear finite element model to investigate the behavior of hybrid Fiber Reinforced Polymers and steel reinforcement. Different types of Fiber Reinforced Polymers; CFRP and GFRP; were used along with steel rebars in the studied ...
Suzan A.A. Mustafa, Hilal A. Hassan
doaj   +1 more source

Analysis of Lightweight Polystyrene Foam Concrete Flat Slabs under Fire Condition

open access: yesAdvances in Civil Engineering, 2022
Lightweight reinforced concrete (LWC) is widely used in various reinforced concrete (RC) applications, such as its use in diverse types of reinforced concrete slabs. The aim of this study is to analyze the behavior of reinforced foam concrete slabs (flat
Majed Alzara   +6 more
doaj   +1 more source

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