<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The infrared thermography measurements of porous building materials have become more frequent in recent years. Many accompanying techniques for the thermal field generation have been developed, including one based on laser radiation. This work presents a simple optimization technique for estimation of the laser beam absorption for selected porous building materials, namely clinker brick and cement mortar. The transient temperature measurements were performed with the use of infrared camera during laser-induced heating-up of the samples’ surfaces. As the results, the absorbed fractions of the incident laser beam together with its shape parameter are reported.</p></abstract>

The infrared thermography measurements of porous building materials have become more frequent in recent years. Many accompanying techniques for the thermal field generation have been developed, including one based on laser radiation. This work presents a simple optimization technique for estimation of the laser beam absorption for selected porous building materials, namely clinker brick and cement mortar. The transient temperature measurements were performed with the use of infrared camera during laser-induced heating-up of the samples’ surfaces. As the results, the absorbed fractions of the incident laser beam together with its shape parameter are reported.

Transient Infrared Measurement of Laser Absorption Properties of Porous Materials

Department of Physics of Materials, Faculty of Civil Engineering, Opole University of Technology, ul. Katowicka 48, 45-061 Opole, Poland

Measurement Science Review

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

The infrared thermography measurements of porous building materials have become more frequent in recent years. Many accompanying techniques for the thermal...

Transient Infrared Measurement of Laser Absorption Properties of Porous Materials

Published Online: Jun 11, 2016

Page range: 167 - 173

Received: Nov 10, 2015

Accepted: May 27, 2016

DOI: https://doi.org/10.1515/msr-2016-0020

Keywords
Infrared measurements, laser heating-up, energy absorption, effective beam radius, porous materials

© 2016 Andrzej Marynowicz, published by De Gruyter Open

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

Transient Infrared Measurement of Laser Absorption Properties of Porous Materials

Published Online: Jun 11, 2016

Page range: 167 - 173

Received: Nov 10, 2015

Accepted: May 27, 2016

DOI: https://doi.org/10.1515/msr-2016-0020

KeywordsInfrared measurements, laser heating-up, energy absorption, effective beam radius, porous materials

© 2016 Andrzej Marynowicz, published by De Gruyter Open

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

Keywords
Infrared measurements, laser heating-up, energy absorption, effective beam radius, porous materials