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Progress in catalytic pyrolysis of oil shale

WebOct 1, 2024 · The oil viscosity after TST at 250 °C with the catalyst decreased by about 1.4–3.3 times at the corresponding shear rates compared to the original sample due to an increase in the depth of conversion of high-molecular mass components of heavy oil, as well as weakening of intermolecular interactions of aggregative combinations due to the ... WebAn innovative method combining CaCl 2 with subcritical water is proposed for in-situ mining of oil shale. The catalytic hydrothermal pyrolysis of block Huadian oil shale was carried …

Progress in Catalytic Pyrolysis of Oil Shale - PubMed

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 to reach temperatures associated with the so-called … 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. tec adhesive products https://mission-complete.org

Product distribution and coke formation during catalytic pyrolysis …

WebCatalytic pyrolysis is a promising thermochemical method to upgrade the fuel property of bio-oil through the deoxygenation of volatiles obtained from the pyrolysis of biomass. However, the formation of coke in either polymeric or catalytic form is the main obstacle in the development of robust catalysts for Sustainable Energy and Fuels Recent Review … WebFeb 13, 2024 · Most research efforts in the last 30 years have identified that optimum production of pyrolytic oils occurred between thermal cracking temperature of 350 °C and 500 °C. The plausible mechanisms of pyrolysis are the free radical chain mechanism involving the homolytic cleavage of the C–C bond, and the electron transfer mechanism. WebDec 1, 2024 · Catalytic pyrolysis is useful for product regulation of fuel. In this work, we studied oil shale catalytic pyrolysis with HZSM-5 and HUSY by experiments and DFT calculation. We discussed the catalytic pyrolysis in detail by analyzing product distribution, coke characteristics and adsorption of hydrocarbons in zeolites. Catalytic cracking of … teca heartwood interceramic

Progress in Catalytic Pyrolysis of Oil Shale - ResearchGate

Category:Highly efficient catalytic pyrolysis of oil shale by CaCl2

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Progress in catalytic pyrolysis of oil shale

Progress in Catalytic Pyrolysis of Oil Shale - Semantic Scholar

WebMay 1, 2024 · The effective interaction between the CP intermediates of biomass, such as furans, and hydrogen-sufficient feedstock, such as light olefins, is the synergistic formation pathway of aromatic hydrocarbons during the catalytic co-pyrolysis (CCP) [15, 16]. Oil shale is a potential source for liquid hydrocarbon fuels because of its high hydrocarbon ... 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 …

Progress in catalytic pyrolysis of oil shale

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http://large.stanford.edu/courses/2013/ph240/glatz2/ WebMar 6, 2007 · Pyrolysis of oil-based drill cuttings from shale gas field: Kinetic, thermodynamic, and product properties. Fuel 2024, ... Production of diesel-like fuel from spent engine oil by catalytic pyrolysis over natural magnetite. Journal of Analytical and Applied Pyrolysis 2016, 120 , ... Environmental Progress & Sustainable Energy 2015, 34 (3 ...

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 ... WebOct 7, 2024 · 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 …

WebAug 25, 2015 · Shale oil-sourced petroleum produces a lighter naphtha, which will reduce reformer BTX yields. ... Catalytic Fast Pyrolysis is a rapid method to depolymerize lignocellulose to its constituent ... WebJul 26, 2024 · The mass fraction of the MMT in oil shale was 3–9%, and the mass fraction of CoCl2·6H2O was 10–25%. The results showed that the coupling effect promoted the …

WebApr 1, 2024 · @article{2024ProductionAC, title={Production and characterization of liquid oil from the pyrolysis of waste high-density polyethylene plastics using spent fluid catalytic cracking catalyst}, author={}, journal={Sustainable Chemistry for Climate Action}, year={2024} } Published 1 April 2024; Chemistry; Sustainable Chemistry for Climate Action

WebOct 7, 2024 · 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 … spa oxygen machineWebThe pyrolysis curves of oil shale of three densities indicate that the light density fraction assumes a most intense pyrolysis and the weight loss, and the decomposition rate becomes ever weaker with an increase of density in the range of 250-550°C. ... Clays have a catalytic effect on the reactivity of oil shale pyrolysis, causing the ... teca hondWebOct 7, 2024 · 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 … tecai custom homeshttp://large.stanford.edu/courses/2013/ph240/glatz2/ tecalan f-dornWebDOI: 10.1155/2024/6759176 Corpus ID: 239886181; Progress in Catalytic Pyrolysis of Oil Shale @article{Li2024ProgressIC, title={Progress in Catalytic Pyrolysis of Oil Shale}, author={Donghao Li and Haodan Pan and Xiaojing Di and Xiaoyang Liu and Hongxiang Hu}, journal={Scanning}, year={2024}, volume={2024} } tecalan pressmaßeWebOct 20, 2024 · The catalytic pyrolysis performance has been observed that the temperature for maximum conversion (Tmax) is 401.18 °C, presenting a Tmax reduction of 37.84 °C, … teca in plasticaWebReview Article Progress in Catalytic Pyrolysis of Oil Shale. Figure 1. Pore size at 300°C. teca hours