A review of microwave coal processing

E Binner, E Lester, S Kingman, C Dodds… - Journal of Microwave …, 2014 - Taylor & Francis
This paper reviews the application of microwave energy in coal processing and utilisation. It
brings together all of the published work on the microwave treatment of coal. The majority of …

Microwave-assisted pyrolysis of Mississippi coal: A comparative study with conventional pyrolysis

V Abdelsayed, D Shekhawat, MW Smith, D Link… - Fuel, 2018 - Elsevier
Pyrolysis conditions greatly affect the structure-reactivity relationship of char during coal
gasification. This work investigated the effect of temperature and microwave heating on the …

Biomass temperature profile development and its implications under the microwave-assisted pyrolysis condition

X Wang, W Morrison, Z Du, Y Wan, X Lin, P Chen… - Applied energy, 2012 - Elsevier
Microwave-Assisted Pyrolysis (MAP) is a highly scalable process that has the potential to
realize the Distributed Biomass Energy Production System (DBEPS) concept. This study was …

Combination of microwave and ultrasonic irradiations as a pretreatment method to produce ultraclean coal

MM Royaei, E Jorjani, SC Chelgani - International Journal of Coal …, 2012 - Taylor & Francis
Coal samples from concentrate of Shahroud coal preparation plant with an ash content of
13.8% and a total sulfur content of 1.89%, without pretreatment and also with pretreatment …

Fundamental study on removal of organic sulfur from coal by microwave irradiation

X Ma, M Zhang, F Min, T Ge, C Cai - International Journal of Mineral …, 2015 - Elsevier
Many kinds of desulfurization reaction can be efficiently enhanced by 2450 MHz frequency
microwave irradiation. Yet little experimental work on 915 MHz frequency microwave has …

Effect of CuO receptor on the liquid yield and composition of oils derived from liquefaction of coals by microwave energy

E Yagmur, EH Simsek, Z Aktas, T Togrul - Energy Conversion and …, 2008 - Elsevier
The effects of microwave receptor to coal (receptor/coal) ratio and the period of heating by
microwave energy on the solubilization of Turkish coals in tetralin have been investigated …

Structural Characteristics and Graphitizability of Tars from Thermal versus Microwave Plasma Pyrolysis of Coals

A Gharpure, V Viswanathan, A Mantri, G Skoptsov… - ACS …, 2024 - ACS Publications
This work investigates the structural characteristics and graphitizability of tars obtained from
thermal pyrolysis versus the reactive microwave (MW) plasma pyrolysis of coals. Powder …

Producing ashless coal extracts by microwave irradiation

Ö Sönmez, ES Giray - Fuel, 2011 - Elsevier
To produce ashless coal extracts, three Turkish coals were extracted with N-methyl-2-
pyrrolidinone (NMP), NMP/ethylenediamine (EDA)(17/1, vol/vol) mixture and NMP/tetralin …

Microwave-assisted hydroconversions of demineralized coal liquefaction residues from Shenfu and Shengli coals

TX Wang, ZM Zong, JW Zhang, YB Wei, W Zhao, BM Li… - Fuel, 2008 - Elsevier
Microwave-assisted hydroconversions of demineralized coal liquefaction residues (DCLRs)
from Shenfu (SF) and Shengli coals were investigated using methanol or ethanol as the …

Oil agglomeration of a lignite treated with microwave energy: Effect of particle size and bridging oil

İ Ünal, MG Erşan - Fuel Processing Technology, 2005 - Elsevier
Oil agglomeration of Sivas–Divriği (S–D) Uluçayır lignite fines was carried out using
kerosene and kerosene–extract oil (which was obtained from lignite treated with microwave …