Civil & Architectural Engineering: Recent submissions
Now showing items 281-300 of 718
-
Queue Discharge at Freeway On-Ramps Using Coordinated Operation of a Ramp Meter and an Upstream Traffic Signal
( Elsevier , 2020 , Conference Paper)Ramp metering is an effective way of maintaining optimum traffic conditions and mitigating congestion on freeways. Several strategies for ramp metering exist in the literature. They are typically based on the freeway traffic ... -
QUCoughScope: An Intelligent Application to Detect COVID-19 Patients Using Cough and Breath Sounds
( MDPI , 2022 , Article)Problem-Since the outbreak of the COVID-19 pandemic, mass testing has become essential to reduce the spread of the virus. Several recent studies suggest that a significant number of COVID-19 patients display no physical ... -
Durability characteristics of high and ultra-high performance concretes
( Elsevier , 2021 , Article)Durability characteristics of high-performance concrete (HPC) and ultra-high performance concrete (UHPC) are evaluated in comparison to normal strength concrete (NSC). HPC and UHPC are cast using commonly available materials ... -
Bond performance of tensile lap-spliced basalt-FRP reinforcement in high-strength concrete beams
( Elsevier , 2022 , Article)This paper investigates the bond between high-strength concrete (HSC) and tensile lap-spliced basalt fiber-reinforced polymer (BFRP) bars. Ten large-scale BFRP-reinforced concrete beams (300 x 450 x 3900 mm) were fabricated ... -
Electrochemical behavior of mild and corrosion resistant concrete reinforcing steels
( Elsevier , 2020 , Article)An experimental study is carried out in this paper to evaluate the corrosion performance of mild steel reinforcing bars (MS), high strength steel reinforcing bars (HS), epoxy-coated steel reinforcing bars (EC), and ... -
Nonlinear forced vibrations of multi-scale epoxy/CNT/fiberglass truncated conical shells and annular plates via 3D Mori-Tanaka scheme
( Techno-Press , 2020 , Article)In the context of classic conical shell formulation, nonlinear forced vibration analysis of truncated conical shells and annular plates made of multi-scale epoxy/CNT/fiberglass composites has been presented. The composite ... -
Investigating nonlinear forced vibration behavior of multi-phase nanocomposite annular sector plates using Jacobi elliptic functions
( Techno-Press , 2020 , Article)A multi-scale epoxy/CNT/fiberglass annular sector plate is studied in this paper in the view of determining nonlinear forced vibration characteristics. A 3D Mori-Tanaka model is employed for evaluating multi-scale material ... -
Assessment of transient vibrations of graphene oxide reinforced plates under pulse loads using finite strip method
( Techno Press , 2020 , Article)Based on a refined shear deformation finite strip, transient vibrations of graphene oxide powder (GOP) reinforced plates due to external pulse loads have been investigated. The plate has uniformly and linearly distributed ... -
Magnetic nanoparticles draw solution for forward osmosis: Current status and future challenges in wastewater treatment
( Elsevier , 2022 , Article)Forward osmosis is considered as the least energy intensive membrane process since it operates based on the osmotic pressure gradient. However, it is still considered as immature technology mainly due to the elevated cost ... -
MXene (Ti3 C2 Tx )/Cellulose Acetate Mixed-Matrix Membrane Enhances Fouling Resistance and Rejection in the Crossflow Filtration Process
( MDPI , 2022 , Article)Obstacles in the membrane-based separation field are mainly related to membrane fouling. This study involved the synthesis and utilization of covalently crosslinked MXene/cellulose acetate mixed matrix membranes with MXene ... -
Comparison of nanofiltration with reverse osmosis in reclaiming tertiary treated municipal wastewater for irrigation purposes
( MDPI AG , 2021 , Article)This study compares the performance of nanofiltration (NF) and reverse osmosis (RO) for the reclamation of ultrafiltered municipal wastewater for irrigation of food crops. RO and NF technologies were evaluated at different ... -
A hybrid nf-fo-ro process for the supply of irrigation water from treated wastewater: Simulation study
( MDPI AG , 2021 , Article)Municipal treated wastewater could be considered as a water source for food crop irrigation purposes. Enhancing the quality of treated wastewater to meet irrigation standards has become a necessary practice. Nanofiltration ... -
Behavior of artificially corroded RC beams strengthened with CFRP and hybrid CFRP-GFRP laminates
( Elsevier , 2022 , Article)Steel corrosion is a major degradation factor for the reinforced concrete (RC) infrastructure and necessitates a costly repair after short service life. Predicting the strength of corroded and retrofitted structural elements ... -
Impact of high turbidity on reverse osmosis: Evaluation of pretreatment processes
( Desalination Publications , 2020 , Article)This study evaluates the performance of sand filtration (SF) and ultra-filtration (UF) as pretreat-ment processes for reverse osmosis (RO) for seawater with turbidities of 4.8, 23.2, and 99.7 NTU. For seawater with a ... -
Experimental determination of carbamate formation and amine protonation constants in 3-amino-1-propanol-CO2-H2O system and their temperature dependency
( Elsevier , 2015 , Article)The equilibrium constant for the formation of carbamate in 3-amino-1-propanol-CO2-H2O system was evaluated at different CO2 loadings, different temperature values, and different amine protonation constant. The studied ... -
Soffit and U-Wrap fabric-reinforced cementitious matrix strengthening for reinforced concrete beams
( American Concrete Institute , 2019 , Article)The structural performance of reinforced concrete (RC) beams strengthened with fabric-reinforced cementitious matrix (FRCM) was investigated. Fourteen unstrengthened and strengthened beams were tested in flexure under ... -
U-shaped frcm for strength and deformation enhancement of reinforced concrete beams
( University of Cantabria - Building Technology R&D Group , 2020 , Conference Paper)The strength and deformation performances of fabric-reinforced cementitious matrix (FRCM Uwrapped reinforced concrete (RC) beams has been studied in this work. Nine RC beams were used to assess this strengthening technique, ... -
Shear capacity prediction of FRP-RC beams using single and ensenble ExPlainable Machine learning models
( Elsevier , 2022 , Article)Corrosion in steel reinforcement is a central issue behind the severe deterioration of existing reinforced concrete (RC) structures. Nowadays, fiber-reinforced polymer (FRP) is increasingly being used as a viable alternative ... -
Short-term flexural performance of seawater-mixed recycled-aggregate GFRP-reinforced concrete beams
( Elsevier , 2020 , Article)Combining seawater, recycled coarse aggregate (RCA), and glass fiber reinforced polymer (GFRP) reinforcement in concrete is potentially advantageous from a sustainability perspective. This paper reports on the results of ... -
Shear strengthening of reinforced concrete deep beams using near-surface mounted hybrid carbon/glass fibre reinforced polymer strips
( Elsevier , 2020 , Article)This study investigated the efficacy of near surface mounted (NSM) hybrid carbon/glass fibre reinforced polymer (FRP) strips for strengthening of shear-deficient reinforced-concrete (RC) rectangular deep beams. A specific ...