lignite coal drying

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Lignite Drying: New Coal-Drying Technology Promises
2007.7.1 The U.S. Department of Energy (DOE) and Great River Energy are testing a new coal-drying technology that could dramatically reduce the
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An efficient and low-cost solar-aided lignite drying power
2024.2.15 A new solar-aided power generation system is proposed. It is based on the unique characteristics of non-concentrating and concentrating solar energy applied to lignite
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A Comparative Study on Lignite Coal Drying by Different Methods
2017.7.13 Abundance of low-rank coal (LRC) and increasing demand for energy provides motivation for upgrading LRC in terms of their high moisture content. Canadian lignite coal
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Drying kinetics of lignite, subbituminous coals, and high-volatile ...
1990.9.1 Thin-layer drying characteristics and modeling of lignite under supercritical carbon dioxide extraction and the evolution of pore structure and reactivity. Fuel Processing
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Hot-air drying shrinkage process of lignite and its cracking
2022.5.15 Lignite fragmentation during drying can significantly impair the operation of a drying system. Volume shrinkage is the main factor that causes lignite fragmentation during
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Effects of coal drying on the pyrolysis and in-situ gasification ...
2015.10.1 Pyrolysis behaviors of two lignite coals with different drying conditions were determined by a thermogravimetric analyzer coupled with mass spectrometer (TG-MS) and a
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Future of lignite resources: a life cycle analysis - Springer
2016.9.23 To further explore and analyze the influence of various key processes on the environment and economic costs, a lignite drying and compression technology is evaluated
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A novel lignite pre-drying system with low-grade heat integration
2014.8.23 The objectives of this study are as follows: (1) to propose a high-efficiency lignite pre-drying system with low-grade heat integration for a 1,000 MW modern lignite-fired power
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IEA CCC report on drying lignite World Coal
2014.10.1 Drying lignite before combustion in the boiler is an effective way to increase the thermal efficiency of lignite-fired power plants. The challenge is to avoid using hot flue gas
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Pre-drying coal: technologies and economics
GTL Energy developed a patented and proprietary coal upgrading technology based on mechanical thermal expression and briquetting ~40% coal moisture down to 14% for coals
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