Kinetics of CO2 and steam gasification of Victorian brown coal chars

J Tanner, S Bhattacharya - Chemical Engineering Journal, 2016 - Elsevier
This work reports a kinetic study of the CO 2 and steam gasification of Victorian brown coal
chars produced by rapid pyrolysis in a vertical drop tube furnace under entrained flow …

Effect of hydrothermal carbonization temperature on reactivity and synergy of co-gasification of biomass hydrochar and coal

J Wei, Q Guo, X Song, L Ding, A Mosqueda… - Applied Thermal …, 2021 - Elsevier
In this study, co-gasification reactivity, synergy and kinetics of blended char of bituminous
coal (SF) and raw/hydrothermal-carbonization-treated (HTC) rice straw (RS/RSH) at different …

Pyrolysis, combustion and gasification studies of different sized coal particles using TGA-MS

K Jayaraman, MV Kok, I Gokalp - Applied Thermal Engineering, 2017 - Elsevier
In this research, thermogravimetric and mass-spectrometric (TG-MS) analysis and kinetics of
different sized (60 μm, 800 μm, and 3 mm) Saray (Turkish origin) coal is examined at various …

Early-stage kinetics and char structural evolution during CO2 gasification of Morupule coal in a wire-mesh reactor

K Bikane, J Yu, R Shankar, X Long, N Paterson… - Chemical Engineering …, 2021 - Elsevier
Understanding the intrinsic gasification kinetics and structural evolution of char is crucial in
the effective design of industrial gasifiers. This work studies the kinetics of Morupule coal …

[HTML][HTML] Effect of char generation method on steam, CO2 and blended mixture gasification of high ash Turkish coals

K Jayaraman, I Gokalp - Fuel, 2015 - Elsevier
Char particles of high ash Turkish coal of two sizes were produced by pyrolysis in an
atmospheric pressure thermo-gravimetric apparatus using 3 heating rates (100 K/min, 500 …

Kinetics underpinning the C-CO2 gasification of waste tyre char and its interaction with coal char upon co-gasification

M Issac, B Dai, L Zhang - Fuel, 2019 - Elsevier
This study includes a thorough investigation of the char structure, the potential catalytic
influence of minerals, the carbon conversion rate, the kinetic behavior and parameters of the …

Comparison of the gasification of coals and their chars with CO2 based on the formation kinetics of gaseous products

S Porada, G Czerski, P Grzywacz, D Makowska… - Thermochimica …, 2017 - Elsevier
The aim of the study was to analyse the kinetics of coal and char gasification in an
atmosphere of carbon dioxide. Samples of two Polish coals and their chars were gasified …

[HTML][HTML] Gasification kinetic modelling of Victorian brown coal chars and validity for entrained flow gasification in CO2

T Xu, Y Wu, S Bhattacharya - International Journal of Mining Science and …, 2021 - Elsevier
The gasification kinetic modelling of two Victorian brown coal (Yallourn and Maddingley)
chars and the validity for entrained flow gasification were investigated in this study. The …

Brown coal char CO2-gasification kinetics with respect to the char structure. Part I: Char structure development

E Komarova, S Guhl, B Meyer - Fuel, 2015 - Elsevier
German lusatian brown coal was gasified in a laboratory scale fluidized-bed type reactor
using CO 2 as gasification agent. The experiments were carried out at temperatures of 800 …

Effect of char preparation conditions on gasification in a carbon dioxide atmosphere

G Czerski, K Zubek, P Grzywacz, S Porada - Energy & Fuels, 2017 - ACS Publications
Pyrolysis conditions have a substantial impact on the properties of the resulting char and,
consequently, on the kinetics of the gasification process. The aim of this study was to …