I. S. Korol’, N. A. Mukhortina, D. I. Chuikina, N. A. Krasnoyarova
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Changes in the Composition of Polyaromatic Hydrocarbons of Siberian Oil Shales in the Modeling of Thermal Processes
Thus article presents the results of studies of polyaromatic hydrocarbons (PAHs) in oil shales of the Barzas (Barzassite) and Budagovo (Sapropelite) deposits and their ash residues obtained upon thermal destruction at T = 300, 500, and 750°C with free access of oxygen. A set of physicochemical methods of analysis (extraction, infrared spectroscopy, and high-performance liquid chromatography) made it possible to establish the composition of priority PAHs of the oil shales and track changes occurring under thermal action. As a result of this work, it was shown that the yield of oil shale ash residues depended on the initial composition of oil shales and ranged from 5 to 82 wt % depending on the destruction temperature. The PAH content of the ash residues did not exceed 9.5 rel %.
期刊介绍:
The journal publishes theoretical and applied articles on the chemistry and physics of solid fuels and carbonaceous materials. It addresses the composition, structure, and properties of solid fuels. The aim of the published articles is to demonstrate how novel discoveries, developments, and theories may be used in improved analysis and design of new types of fuels, chemicals, and by-products. The journal is particularly concerned with technological aspects of various chemical conversion processes and includes papers related to geochemistry, petrology and systematization of fossil fuels, their beneficiation and preparation for processing, the processes themselves, and the ultimate recovery of the liquid or gaseous end products.