Progress in catalytic pyrolysis of oil shale
Web1 day ago · In this study, oils from various sources were subjected to pyrolysis conditions; that is, without oxidizer, as the samples were heated to 500 °C, and held at that temperature. The oils studied included: (1) heavy oil from Grassy Creek, Missouri; (2) oil from tar sands of Asphalt Ridge in Utah; (3) mid-continent oil shales of three formations (two of … WebThis paper briefly describes the research status of oil shale pyrolysis technology and the main factors affecting oil shale pyrolysis, with emphasis on four kinds of commonly used …
Progress in catalytic pyrolysis of oil shale
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WebThe catalytic conversion is significantly affected by the presence of catalyst during conversion process. Fig. 11.18 shows the investigation results of catalyst on the catalytic … WebThe pyrolysis of Dachengzi oil shale (OS), Huadian City, China, was carried out in a stainless-steel cylindrical retort at 520 °C both in the absence and presence of catalyst under argon atmosphere to evaluate the catalytic effects of Fe_2O_3 and CaCO_3 additives on the products yield and characteristics of non-condensable gases.
WebFeb 13, 2024 · Liushuhe oil shale was pyrolyzed in the presence of water using a laboratory autoclave between 275 and 370 °C. The pyrolysis process yielded shale gas, shale oil, … WebThe purpose of this study was to investigate an early-stage life-cycle assessment (LCA) for catalytic intermediate pyrolysis to valorize rapeseed meal, split over the scenarios using ZSM-5 and zeolite Y catalysts. ... Applying ZSM-5 in the pyrolysis increased environmental burdens in non-renewable energy, respiratory inorganics, and terrestrial ...
WebOil Shale Technologies As mentioned above, kerogen is converted to hydrocarbons during catagenesis. At this stage geological forces have buried the organic matter deep enough … WebThe catalytic behaviors of Ca-modified HZSM-5 during oil shale pyrolysis process were investigated in a tubular rector and by TG-MS-FTIR. The physicochemical properties of the molecular sieve were characterized by …
WebThe pyrolysis experiments were carried out in a tube furnace under different temperatures (400–600 °C). During each experiment, 20.0 g of oil shale sample with a particle size of …
Different parameters and conditions of catalytic pyrolysis of oil shale have been studied by using different catalysts. At present, the catalysts used in the catalytic pyrolysis of oil shale mainly include the following four types: natural minerals, metal compounds, molecular sieves, and supported catalysts. As a kind … See more This paper briefly describes the research status of oil shale pyrolysis technology and the main factors affecting oil shale pyrolysis, with emphasis on four kinds of … See more With the continuous decline of petroleum supply and the increase of petroleum product cost, how to solve the energy problem has become a big problem of urgency. … See more Oil shale pyrolysis technology mainly includes ectopic and in situ methods. Ectopic methods include oil shale extraction, grinding, screening, and pyrolysis. The in … See more Researchers have carried out a large number of studies on various factors affecting oil shale pyrolysis and achieved fruitful results. The optimum conditions involving … See more culminating training event armyhttp://large.stanford.edu/courses/2013/ph240/glatz2/ east hartford social security officeWebOct 7, 2024 · Search life-sciences literature (41,694,110 articles, preprints and more) Search. Advanced search culminating with or in