The effect of densification with NaOH on brown coal thermal oxidation behaviour and structure

The effect of densification with NaOH on brown coal thermal oxidation behaviour and structure •Acid washing of brown coal shifts the main mass loss stages to higher temperatures.•NaOH addition at low dose shifts the main mass loss stages of coal to lower temperatures.•NaOH addition at high dose shifts the main mass loss stages of coal to higher temperatures.•The hydrogen bonds network of coal structure plays an important role in self-heating.•Sodium ‘tightens’ the coal structure by electrostatic cross-linking of coal fragments. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Cleaner Production Elsevier

The effect of densification with NaOH on brown coal thermal oxidation behaviour and structure

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Publisher
Elsevier
Copyright
Copyright © 2017 Elsevier Ltd
ISSN
0959-6526
D.O.I.
10.1016/j.fuel.2017.11.135
Publisher site
See Article on Publisher Site

Abstract

•Acid washing of brown coal shifts the main mass loss stages to higher temperatures.•NaOH addition at low dose shifts the main mass loss stages of coal to lower temperatures.•NaOH addition at high dose shifts the main mass loss stages of coal to higher temperatures.•The hydrogen bonds network of coal structure plays an important role in self-heating.•Sodium ‘tightens’ the coal structure by electrostatic cross-linking of coal fragments.

Journal

Journal of Cleaner ProductionElsevier

Published: Jul 20, 2018

References

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