<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The article presents the laboratory investigations of the basic thermal and hygric parameters of standard lightweight aggregate-concrete and lightweight aggregate-concrete supplemented with municipal sewage sludge. Both types of concrete are based on light aggregates, commonly used in the Polish building market. In order to improve the hygric parameters of the material, such as water absorptivity, the admixture of water emulsion of reactive polisiloxanes was applied. Within the presented research, together with basic moisture parameters estimation, capillary rise process was monitored using Time Domain Reflectometry (TDR) modified sensors. Hygric parameters were supplemented with the estimation of thermal conductivity coefficient <italic>λ</italic> determined using stationary method. The analysis of thermal and hygric properties of concrete confirmed the applicability of lightweight aggregate-concrete with sewage sludge supplementation for further production.</p></abstract>

The article presents the laboratory investigations of the basic thermal and hygric parameters of standard lightweight aggregate-concrete and lightweight aggregate-concrete supplemented with municipal sewage sludge. Both types of concrete are based on light aggregates, commonly used in the Polish building market. In order to improve the hygric parameters of the material, such as water absorptivity, the admixture of water emulsion of reactive polisiloxanes was applied. Within the presented research, together with basic moisture parameters estimation, capillary rise process was monitored using Time Domain Reflectometry (TDR) modified sensors. Hygric parameters were supplemented with the estimation of thermal conductivity coefficient λ determined using stationary method. The analysis of thermal and hygric properties of concrete confirmed the applicability of lightweight aggregate-concrete with sewage sludge supplementation for further production.

The Possibility of Utilization of Sewage Sludge as a Filler in Production of the Lightweight Aggregate Concrete

Faculty of Civil Engineering and Architecture

Ecological Chemistry and Engineering S

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The article presents the laboratory investigations of the basic thermal and hygric parameters of standard lightweight aggregate-concrete and lightweight...

The Possibility of Utilization of Sewage Sludge as a Filler in Production of the Lightweight Aggregate Concrete

Publié en ligne: 11 oct. 2019

Pages: 559 - 570

DOI: https://doi.org/10.1515/eces-2019-0041

Mots clés
hygric properties, capillary rise, thermal conductivity coefficient, aggregate-concrete, hydrophobisation

© 2019 Zbigniew Suchorab et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The Possibility of Utilization of Sewage Sludge as a Filler in Production of the Lightweight Aggregate Concrete

Publié en ligne: 11 oct. 2019

Pages: 559 - 570

DOI: https://doi.org/10.1515/eces-2019-0041

Mots cléshygric properties, capillary rise, thermal conductivity coefficient, aggregate-concrete, hydrophobisation

© 2019 Zbigniew Suchorab et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
hygric properties, capillary rise, thermal conductivity coefficient, aggregate-concrete, hydrophobisation