Results 11 to 20 of about 121,382 (305)

Structural validation of geothermal water basins constructed with durability enhanced ultra high performance fiber reinforced concrete (Ultra High Durability Concrete)

open access: yesCase Studies in Construction Materials, 2022
Ultra-High Performance Concrete (UHPC) proved to be very durable in harsh environments, primarily because of the extremely low porosity of the matrix (uncracked).
Salam Al-Obaidi   +6 more
doaj   +1 more source

Study on Rheology Properties, Durability and Microstructure of UHPSCC Contains Garnet, Basalt, and Pozzolan [PDF]

open access: yesJournal of Rehabilitation in Civil Engineering, 2023
This study evaluates the rheology and mechanical properties and durability of concrete, which at the same time has properties of three types of self-compacting concrete (SCC), fiber-reinforced and ultra-high performance. This concrete contains pozzolans,
Alireza Rashno   +2 more
doaj   +1 more source

Porous Structure of Ultra-High-Performance Fibre-Reinforced Concretes [PDF]

open access: yesMaterials, 2021
The aim of this experimental work was to study the porous structure of Ultra-High-Performance Fibre-Reinforced Concretes (UH) made with different fibre volume contents (0%, 1%, 2%) under several curing conditions (laboratory environment, 20 °C, 60 °C, 90 °C), comparing the results with those recorded for ordinary, high strength and very high strength ...
Manuel Valcuende   +3 more
openaire   +5 more sources

Advanced Study of Columns Confined by Ultra-High-Performance Concrete and Ultra-High-Performance Fiber-Reinforced Concrete Confinements

open access: yesFibers, 2023
The need for concrete with ‘super’ strength and ‘super’ ductility for greater sustainability has been answered by the existence of ultra-high-performance concrete (UHPC) and ultra-high-performance fiber-reinforced concrete (UHPFRC). Over the last decades,
Rr. M. I. Retno Susilorini   +1 more
doaj   +1 more source

Advanced composite structure combining Ultra high performance concrete with normal reinforced concrete [PDF]

open access: yesMATEC Web of Conferences, 2019
Ultra high performance concrete (UHPC), one of the newest cementitious composites, demonstrates superior ductility with high strength and durability, which has gained the attention of researchers and engineers since it was successfully developed ...
Wu Xiangguo
doaj   +1 more source

Effect of using 3D-printed shell structure for reinforcement of ultra-high-performance concrete

open access: yesStructural Mechanics of Engineering Constructions and Buildings, 2023
This study aims to investigate the effect of 3D-printed polymer shell reinforcemen ton ultra-high-performance concrete. The mechanical properties of ultra-high-performance polymer reinforced concrete have been investigated. At first, the 3D-printed shell
Mohammad Hematibahar   +3 more
doaj   +1 more source

Experimental Study on Flexural Behavior of RC–UHPC Slabs with EPS Lightweight Concrete Core

open access: yesBuildings, 2023
This paper presents an experimental investigation that focuses on the flexural behavior of an innovative reinforced concrete–ultra-high performance concrete slab with an expanded polystyrene lightweight concrete core.
Tuan-Anh Cao   +3 more
doaj   +1 more source

Vacuum mixing technology to improve the mechanical properties of ultra-high performance concrete [PDF]

open access: yes, 2015
Ultra-high performance concrete is an important evolution in concrete technology, enabled by the combination of a good particle packing density, a suitable mixing procedure and compatible binders and admixtures.
De Schutter, Geert, Dils, Jeroen
core   +2 more sources

Ultra high performance concrete shear walls [PDF]

open access: yesE3S Web of Conferences, 2021
The history of the development of Ultra-High Performance Concrete (UHPC) shear walls and the current status of today’s research as well as the future development prospects are comprehensively collated. The analysis process and conclusive results of the present-day domestic and international research on UHPC shear walls are highlighted.
openaire   +1 more source

Dowels effectiveness investigation between ultra high performance fiber reinforced concrete and reinforced concrete

open access: yesActa Polytechnica CTU Proceedings, 2022
In the present study, the performance of Reinforced Concrete (RC) beams which were strengthened with Ultra High Performance Fiber Reinforced Concrete (UHPFRC) and dowels at the interface was investigated. RC beams with a length of 2.2 m strengthened with
Spyridon A. Paschalis   +1 more
doaj   +1 more source

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