Moisture diffusion coefficient of concrete under different conditions

F Zhou, W Li, Y Hu, L Huang, Z **e, J Yang, D Wu… - Buildings, 2023 - mdpi.com
Humidity change in concrete is the leading cause of concrete shrinkage. Moreover, the
moisture diffusion coefficient of concrete is an essential parameter for assessing and …

Analysis of cracking risk in early age mass concrete with different aggregate types

B Klemczak, M Batog, M Pilch, A Żmij - Procedia engineering, 2017 - Elsevier
The main cause of early age cracks often observed in massive concrete structures is
inhomogeneous volume changes associated with thermal and moisture gradients occurring …

Heat of hydration of low-clinker cements: Part I. Semi-adiabatic and isothermal tests at different temperature

B Klemczak, M Batog - Journal of Thermal Analysis and Calorimetry, 2016 - Springer
The hydration heat evolution of low clinker cements is studied in a dependence on the
testing method and temperature. Four substitution rates of ordinary Portland cement by …

[HTML][HTML] Early age cracking risk in a massive concrete foundation slab: Comparison of analytical and numerical prediction models with on-site measurements

A Smolana, B Klemczak, M Azenha… - Construction and Building …, 2021 - Elsevier
Mass foundation slabs represent unique structures because of the considerable thermal
effects generated by the exothermic reactions of cement hydration that occur during concrete …

[HTML][HTML] Experiences on early age cracking of wall-on-slab concrete structures

A Jędrzejewska, F Kanavaris, M Zych, D Schlicke… - Structures, 2020 - Elsevier
This paper is an effect of coordinated efforts of Working Group 7 of RILEM TC 254-CMS:
Thermal cracking in massive concrete structures. The paper deals with a negative effect of …

Modeling of Heat and Mass Transfer in Cement-Based Materials during Cement Hydration—A Review

B Klemczak, A Smolana, A Jędrzejewska - Energies, 2024 - mdpi.com
Cement-based materials encompass a broad spectrum of construction materials that utilize
cement as the primary binding agent. Among these materials, concrete stands out as the …

Enhanced massivity index based on evidence from case studies: Towards a robust pre-design assessment of early-age thermal cracking risk and practical …

F Kanavaris, A Jędrzejewska, IP Sfikas… - … and Building Materials, 2021 - Elsevier
Tensile stresses resulting from a combination of thermal volumetric changes, due to the heat
of hydration and ambient conditions, autogenous deformations and boundary restraints …

[HTML][HTML] FEM and experimental investigations of concrete temperature field in the massive stemwall of the bridge abutment

A Kuryłowicz-Cudowska, K Wilde - Construction and Building Materials, 2022 - Elsevier
The paper deals with the prediction of early-age concrete temperature of cast-in-place
stemwall of the bridge abutment. The considered object is an arch bridge located in Gdańsk …

[HTML][HTML] Experiences and analysis of the construction process of mass foundation slabs aimed at reducing the risk of early age cracks

A Smolana, B Klemczak, M Azenha… - Journal of Building …, 2021 - Elsevier
Mass concrete members such as thick foundation slabs and blocks have always been an
integral part of our human-created environment. Building with mass concrete is a …

Lattice modeling of early-age behavior of structural concrete

Y Pan, A Prado, R Porras, OM Hafez, JE Bolander - Materials, 2017 - mdpi.com
The susceptibility of structural concrete to early-age cracking depends on material
composition, methods of processing, structural boundary conditions, and a variety of …