Hydrogasification of High-Volatile A Bituminous Coal.
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Hydrogasification of High-Volatile A Bituminous Coal. by United States. Bureau of Mines.

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Published by s.n in S.l .
Written in English

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Edition Notes


SeriesReport of investigations (United States. Bureau of Mines) -- 6376
ContributionsHiteshue, R., Friedman, S., Madden, R.
ID Numbers
Open LibraryOL21741690M

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Bituminous coal, also called soft coal, the most abundant form of coal, intermediate in rank between subbituminous coal and anthracite according to the coal classification used in the United States and Canada. In Britain bituminous coal is commonly called “ steam coal,” and in Germany the term Steinkohle (“rock coal”) is used. In the United States and Canada bituminous coal . Hydrogasification is gasification in a hydrogen-rich environment, often used for the production of synthetic natural gas (SNG) from coal or other gasifier asification for SNG production from coal and biomass has been used since the s. Hydrogasification tends to have low carbon conversions and product yields and slower reaction rates (without the use of . W. Hodek, in International Conference on Coal Science Proceedings, Publisher Summary. This chapter explains the low-temperature pyrolysis of plastic waste in the presence of coal. A high volatile bituminous coal from the Ruhr region was used for all experiments described in the chapter. Polyethylene, polystyrene, dechlorinated polyvinylchloride, and a .   The syngas produced during the tests with the high volatile bituminous coal contains increased amounts of carbon dioxide for all test points shown in Table 3. This suggest a considerably lower reactivity compared for example with pre dried lignite, a well-known and studied feedstock for the HTW™ process [9], [25].

Jie Zhang, Nan Zheng, Jie Wang, Two-stage hydrogasification of different rank coals with a focus on relationships between yields of products and coal properties or structures, Applied Energy, /gy, , (), ().   Coal hydropyrolysis (CHP) and coal hydrogasification (CHG) are two important processes during coal conversion in a hydrogen atmosphere. Much attention has been paid on this clean coal conversion technology because of its advantages. In this work, the CHP and CHG kinetic characteristics of a bituminous coal are studied in a pressurized thermogravimetric .   Devolatilization of a lignite and a bituminous coal was studied at high temperatures under rapid heating conditions. Devolatilization rates were measured in a flow furnace designed to yield heating rates of 10 4 –2×10 5 K/s, temperatures of – K time resolution down to a few milliseconds product quenching rates of 10 6 K/s and good particle .   The behavior of catalysts in hydrogasification of sub-bituminous coal in pressured fluidized bed. Applied Energy , , DOI: /gy

Y. Yan, in Advanced Power Plant Materials, Design and Technology, Introduction. Coal-fired power stations are burning an increasingly varied range of fuels and fuel blends, including sub-bituminous and lower volatile coals and biomass of varying composition and combustion properties, under tight economic and environmental constraints. @article{osti_, title = {Coal and char transformation in hydrogasification of coals ranging in rank from lignite to low-volatile bituminous}, author = {Mason, D M}, abstractNote = {The effect of rank on the behavior of coal at different stages in the hydrogasification process was investigated petrographically. Among five high-volatile bituminous coals tested, the yield of coal . Additional Physical Format: Online version: Hiteshue, Raymond W. Hydrogasification of bituminous coals, lignite, anthracite, and char (OCoLC) Subbituminous coal, also called black lignite, generally dark brown to black coal, intermediate in rank between lignite and bituminous coal according to the coal classification used in the United States and Canada. In many countries subbituminous coal is considered to be a brown uminous coal contains 42 to 52 percent carbon (on a dry, ash-free basis) and has .