Results 11 to 20 of about 20,214 (257)

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

Rehabilitation of overload-damaged reinforced concrete columns using ultra-high-performance fiber-reinforced concrete

open access: yesOpen Engineering, 2023
One of the problems experienced by reinforced concrete (RC) structures, whether a mistake at the design phase or a change in building use, is an overload.
Alasmari H. A.
doaj   +1 more source

Flexural behavior of ultra-high performance geopolymer RC beams reinforced with GFRP bars

open access: yesCase Studies in Construction Materials, 2021
Geopolymer concrete (GPC) reinforced with glass fiber reinforced polymer (GFRP) bars can give a good structure system with high durability and strength.
Taha A. El-Sayed, Yasser A. Algash
doaj   +1 more source

Computational-experimental method for determining the height of steel fiber sedimentation in Ultra-High Performance Self-Compacting Concrete [PDF]

open access: yesE3S Web of Conferences, 2023
The uniform distribution of steel fibers in self-compacting Ultra-High Performance Steel Fiber Reinforced Concrete is one of the factors that determine the properties of the hardened material.
Soloviev Vadim, Matiushin Evgenii
doaj   +1 more source

Ultra-High-Performance Fiber-Reinforced Concrete under Cyclic Loading [PDF]

open access: yesACI Materials Journal, 2016
Ultra-high-performance fiber-reinforced concrete (UHPFRC) is a novel cementitious material with enhanced strength in tension and compression, and significantly high energy absorption in the postcracking region. The application of UHPFRC for the earthquake strengthening of existing structures could considerably improve the performance of existing ...
Paschalis, Spyridon A.   +1 more
openaire   +3 more sources

Ultra-High-Performance Fiber-Reinforced Concrete: Applications

open access: yes, 2022
UHPC is a type of cement-based composite used in new construction and/or rehabilitation of existing buildings to extend service life. It is a novel composite material that can serve as an alternative to concrete construction in hostile climates. Following decades of study and production, a diverse variety of commercial UHPC compositions are now ...
openaire   +2 more sources

Reactive Powder Concrete: Durability and Applications

open access: yesApplied Sciences, 2021
Reactive powder concrete (RPC) is an ultra-high-performance concrete (UHPC) developed years ago by Bouygues, with the aim to build strong, durable, and sustainable structures.
Miguel Ángel Sanjuán, Carmen Andrade
doaj   +1 more source

Shear behaviour of reinforced concrete beams strengthened with ultra-high performance fiber reinforced concrete (UHPFRC)

open access: yesCase Studies in Construction Materials, 2023
Ultra-high performance fiber reinforced concrete (UHPFRC) is an advanced cementitious composite with high compressive strength and low permeability. Due to its excellent mechanical properties and superior durability, UHPFRC is considered promising for ...
Yitao Huang   +4 more
doaj   +1 more source

Using ultra-high performance fiber reinforced concrete in improvement shear strength of reinforced concrete beams

open access: yesCase Studies in Construction Materials, 2022
Shear failure of RC beams is one of the major problem in the construction industry today. It is desirable that the beam fails in flexure rather than in shear because the shear failure is catastrophic and occurs usually without advance warning. The aim of
Asmaa Said   +4 more
doaj   +1 more source

An investigation on mechanical and electrical properties and microstructure of Ultra-High Performance Concrete Containing Silica Fume and PVA Fiber [PDF]

open access: yesJournal of Structural and Construction Engineering, 2021
Ultra-high performance concrete (UHPC) is a new type of composite materials that can develop a compressive strength up to 200  MPa and high tensile strength around 10 MPa, given the low water-to-binder ratio (W/B).
Mir Alimohammad Mirgozar Langaroudi   +3 more
doaj   +1 more source

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