Mechanical Thermal Expression Coal
Comparison of Physico-Chemical Properties of Various
2018-6-14 · This study investigates how the Mechanical Thermal Expression (MTE) process affects the physico-chemical properties of low rank lignites sourced from Australia, Greece, and Germany. The MTE process was effective in reducing the moisture content of all three coals and resulted in significant Na reductions in both the Australian and German coals.
The pore structure of coals dewatered by Mechanical
This study investigates how the Mechanical Thermal Expression (MTE) process affects the physico-chemical properties of low rank lignites sourced from Australia, Greece, and Germany.
A.M. Green's research works Monash University
The future development of a non-evaporative brown coal dewatering technique called Mechanical Thermal Expression (MTE) will produce large volumes of acidic, salty and organic rich product water.
Pore Destruction Resulting from Mechanical Thermal
2018-6-3 · Mechanical thermal expression (MTE) is a dewatering technology ideally suited for the dewatering of internally porous biomaterials. For such materials, the combined application of temperature and compressive force in the MTE process enhances the collapse of the porous structure, resulting in effective water removal.
Mechanical property and permeability of raw coal
2013-11-1 · Based on domestic-developed triaxial servo-controlled seepage equipment for thermal–hydrological–mechanical coupling of coal containing methane, an experimental study was carried out to investigate mechanical property and gas permeability of raw coal, under the situation of conventional triaxial compression and unloading confining pressure tests in different gas pressure
Dewatering mechanism of gasification fine slag by
2020-8-1 · Schematic of vibration-mechanical thermal expression dewatering system (providing coupled mechanical dewatering force fields, such as dewatering pressure, vibration force and frequency). In each dewatering kinetics experiment, 2 kg of vacuum gasification fine slag filter cake (water content ~45%) was placed to the sample chamber for further
Science and Technology of the Mechanical/Thermal
2017-11-21 · used for ‘mechanical/thermal expression’ in English), during which lignites or other moisture in coal structure and structural changes during the dewatering process. Additionally re-hydration and com- Results from the mechanical/thermal dewatering and water leaching tests are compared, which prove, that the MTE process is a powerful
The utility of coal molecular models ScienceDirect
2011-4-1 · Lower boxes show locations of coal–coal hydrogen bonds with thermal drying (c) and mechanical thermal expression (d). Chaffee later compared the volume reduction and potential energy of this system with dehydrated models prepared by (a) water removal at 378 K to simulate evaporative water removal
2019-5-21 · Comparison of Physico-Chemical Properties for Various Lignites Treated by Mechanical Thermal Expression, Proceedings of the 21st Annual International Pittsburgh Coal Conference “Coal Energy and the Environment” (CD-ROM), University of Pittsburgh, Grand Cube Osaka, Osaka, Japan, 13th-17th September 2004
A review on water in low rank coals: The existence
2013-2-1 · Highlights Provides a comprehensive overview on the fundamental understanding of water in brown coal and lignite Applications of techniques such as NMR, DSC and FTIR in determination and quantification of types of water and coal structures Water–coal interactions are very complicated and water exists in low-rank coals in different forms. The gel-like structure of brown coal shrinks in