Structural changes in coal at elevated temperature pertinent to underground coal gasification: A review

H Akbarzadeh, RJ Chalaturnyk - International Journal of Coal Geology, 2014 - Elsevier
Underground coal gasification (UCG) has been identified as an environmentally friendly
technique for in-situ gasification of deep unmineable coal seams. As coal is gasified, a cavity …

Investigation of combustion kinetics of treated and untreated waste wood samples with thermogravimetric analysis

SY Yorulmaz, AT Atimtay - Fuel Processing Technology, 2009 - Elsevier
In the present study, combustion mechanisms, thermal kinetics, and phases of combustion
were investigated for waste wood samples (untreated pine and treated MDF, plywood and …

[HTML][HTML] TGA/DSC study to characterise and classify coal seams conforming to susceptibility towards spontaneous combustion

NK Mohalik, S Mandal, SK Ray, AM Khan… - International Journal of …, 2022 - Elsevier
Thermogravimetric analysis/differential scanning calorimeter (TGA/DSC) technique along
with basic coal characteristics study is carried out for eighty coal samples of Indian …

Application of thermal analysis techniques to assess proneness of coal to spontaneous heating: an overview

N Mohalik, D Panigrahi, V Singh - Journal of thermal analysis and …, 2009 - akjournals.com
The paper presents the review of application of three thermal techniques viz; differential
thermal analysis (DTA), thermogravimetry (TG) and differential scanning calorimetry (DSC); …

[HTML][HTML] Effective removal of sulfur components from Brazilian power-coals by ultrasonication (40 kHz) in presence of H2O2

BK Saikia, AC Dalmora, R Choudhury, T Das… - Ultrasonics …, 2016 - Elsevier
The present investigation reports a preliminary attempt of using ultrasonic energy (40 kHz) to
clean some low rank high sulfur Brazilian power-coal samples in presence of H 2 O 2 …

Determining co-combustion characteristics, kinetics and synergy behaviors of raw and torrefied forms of two distinct types of biomass and their blends with lignite

S Armakan, M Civan, S Yurdakul - Journal of Thermal Analysis and …, 2022 - Springer
In this study, the combustion characteristics and kinetics of various mixtures of both raw and
torrefied rose pulp and red pine sawdust with each other and with Elbistan lignite were …

Feasibility studies of de-sulfurization and de-ashing of low grade medium to high sulfur coals by low energy ultrasonication

BK Saikia, AM Dutta, BP Baruah - Fuel, 2014 - Elsevier
The present paper reports an attempt of using low ultrasonic energy (20 kHz) to clean some
low rank medium to high sulfur coal samples from northeast India in the presence of H 2 O 2 …

Kinetic and mechanism of the thermal degradation of a plywood by using thermogravimetry and Fourier-transformed infrared spectroscopy analysis in nitrogen and air …

T Fateh, T Rogaume, J Luche, F Richard, F Jabouille - Fire safety journal, 2013 - Elsevier
The thermal degradation of plywood was investigated using thermogravimetric analysis
(TGA) device. The TGA experiments were conducted between ambient temperature and …

CO-pyrolysis of bituminous coal and coconut shell blends via thermogravimetric analysis

BZ Adewole, BS Adeboye, BO Malomo… - Energy Sources, Part …, 2024 - Taylor & Francis
The thermal behavior of bituminous coal, coconut shell, and their blends during pyrolysis
process was investigated in this study. The experiments were conducted at different weight …

Physicochemical, mineralogy, and thermo-kinetic characterisation of newly discovered Nigerian coals under pyrolysis and combustion conditions

BB Nyakuma, A Jauro, SA Akinyemi, HM Faizal… - International Journal of …, 2021 - Springer
In this study, the physicochemical, microstructural, mineralogical, thermal, and kinetic
properties of three newly discovered coals from Akunza (AKZ), Ome (OME), and Shiga …