<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The decomposition stages of spruce wood sawdust were analyzed by means of sequential differential calorimetry. Two stages of decomposition were identified and activation energy of one stage was calculated using the Kissinger method. The DTA was conducted by means of SEDEX safety calorimeter. Sample was analyzed under three heating rates of 10, 20 and 45 °C/h in temperature range from room temperature to 400 °C. The calculated activation energy for the last and most clear decomposition peak was 122.63 KJ/mol. The results are comparable with the data calculated by J.V. Rissanen et al., who calculated activation energy for Spruce hemicellulose as 120 KJ/mol.</p></abstract>

The decomposition stages of spruce wood sawdust were analyzed by means of sequential differential calorimetry. Two stages of decomposition were identified and activation energy of one stage was calculated using the Kissinger method. The DTA was conducted by means of SEDEX safety calorimeter. Sample was analyzed under three heating rates of 10, 20 and 45 °C/h in temperature range from room temperature to 400 °C. The calculated activation energy for the last and most clear decomposition peak was 122.63 KJ/mol. The results are comparable with the data calculated by J.V. Rissanen et al., who calculated activation energy for Spruce hemicellulose as 120 KJ/mol.

DTA Evaluation of Spruce Wood Degradation Process

Slovak University of Technology in Bratislava

Faculty of Materials Science and Technology in Trnava, Institute of Safety, Environment and Quality

Research Papers Faculty of Materials Science and Technology Slovak University of Technology

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

{"article-title":"DTA Evaluation of Spruce Wood Degradation Process"}

The decomposition stages of spruce wood sawdust were analyzed by means of sequential differential calorimetry. Two stages of decomposition were identified and...

DTA Evaluation of Spruce Wood Degradation Process

Published Online: Sep 16, 2017

Page range: 41 - 48

DOI: https://doi.org/10.1515/rput-2017-0005

Keywords
Spruce wood, DTA, activation energy

© 2017 Ivan Hrušovský et al., published by De Gruyter Open

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

DTA Evaluation of Spruce Wood Degradation Process

Published Online: Sep 16, 2017

Page range: 41 - 48

DOI: https://doi.org/10.1515/rput-2017-0005

KeywordsSpruce wood, DTA, activation energy

© 2017 Ivan Hrušovský et al., published by De Gruyter Open

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

Keywords
Spruce wood, DTA, activation energy