[HTML][HTML] Anchored CFRP ropes for flexural capacity recovering of thermally damaged RC one-way slabs

RZ Al-Rousan - Alexandria Engineering Journal, 2023 - Elsevier
The effectiveness of utilizing near surface mounted (NSM) ropes of carbon fiber reinforced
polymers (CFRP) in restoring the mechanical performance of heat-damaged RC slabs were …

Tempnet: A graph convolutional network for temperature field prediction of fire-damaged concrete

H Chen, J Yang, X Chen, D Zhang, VJL Gan - Expert Systems with …, 2024 - Elsevier
Determining the damage level of the fire-damaged concrete structure is critical for the
structural assessment and repair of buildings after fire. Existing methods assess the damage …

The role of chemistry and fineness of metakaolin on the fresh properties and heat resistance of blended fly ash-based geopolymer

AM Abbass, R Firdous, JN Yankwa Djobo… - SN Applied …, 2023 - Springer
Sensible thermal energy storage using concrete as a storage medium is a promising
technology that helps minimize energy in power plant. The purpose of this study is to …

Numerical modeling of the fire behavior of reinforced concrete tunnel slabs during heating and cooling

N Hua, NE Khorasani, A Tessari - Engineering Structures, 2022 - Elsevier
This paper examines different modeling approaches to simulate the behavior of reinforced
concrete (RC) tunnel slabs under fire during both the heating and cooling phases. Three …

Experimental investigation of structural failure during the cooling phase of a fire: Concrete columns

T Gernay, JM Franssen, F Robert, R McNamee… - Fire safety journal, 2022 - Elsevier
Structures may collapse during the cooling phase of a fire, yet standard furnace tests only
measure the response under heating. There lacks experimental test protocols and design …

Evaluation of the mechanical properties of lightweight foamed concrete at varying elevated temperatures

MA Othuman Mydin - Fire, 2023 - mdpi.com
Lightweight foamed concrete (LFC) made from cementitious materials with air pores
entrapped in the matrix by mechanically entrained foam in the mortar slurry has several …

A 3D computational fluid dynamics model for assessing the concrete spalling of a tunnel lining in the event of a fire

C Caliendo, I Russo - Computers and Geotechnics, 2022 - Elsevier
Abstract A 3D Computational Fluid Dynamics (CFD) model is presented to assess the entity
and extension of concrete spalling induced by a fire in a road tunnel, simulating the material …

Effects of strain rate and temperature on physical mechanical properties and energy dissipation features of granite

Y Wu, L Huang, X Li, Y Guo, H Liu, J Wang - Mathematics, 2022 - mdpi.com
Dynamic compression tests of granite after thermal shock were performed using the split
Hopkinson pressure bar system, to determine the effects of strain rate and temperature on …

Explosive spalling mechanism and modeling of concrete lining exposed to fire

R Qiao, Y Guo, H Zhou, H Xi - Materials, 2022 - mdpi.com
Traditional heat transfer analysis has been adopted to predict the damage in a tunnel under
fire without considering the effect of concrete spalling, which leads to underestimation of the …

Utilizing advanced modelling for fire damage assessment of reinforced concrete tunnel linings

N Hua, N Elhami Khorasani… - Structural Engineering …, 2023 - Taylor & Francis
Fire hazards can cause severe and irrecoverable damage to reinforced concrete (RC)
tunnel linings. Historically, major fire events have led to months of downtime and millions of …