نتایج جستجو برای: pyrolysis kinetics
تعداد نتایج: 106966 فیلتر نتایج به سال:
Abstract A detailed kinetic modeling of the noncatalytic processes thermal pyrolysis and steam carbon dioxide reforming methane revealed almost completely identical kinetics conversion in these processes. This suggests that, temperature range 1400–1800 K, initial stage all is its pyrolysis. The results agree well with experimental data on For examined, Arrhenius expressions (pre-exponential fac...
This paper deals with the kinetics of the color properties of hinoki (Chamaecyparis obtusa Endl.) wood. Specimens cut from the wood were heated at 90-180°C as accelerated aging treatment. The specimens completely dried and heated in the presence of oxygen allowed us to evaluate the effects of thermal oxidation on wood color change. Color properties measured by a spectrophotometer showed similar...
Title of Dissertation: A GENERALIZED METHODOLOGY TO CHARACTERIZE COMPOSITE MATERIALS FOR PYROLYSIS MODELS Mark B. McKinnon, Doctor of Philosophy, 2016 Dissertation directed by: Associate Professor Stanislav I. Stoliarov, Fire Protection Engineering The predictive capabilities of computational fire models have improved in recent years such that models have become an integral part of many researc...
Title of Document: A MULTISCALE APPROACH TO PARAMETERIZATION OF BURNING MODELS FOR POLYMERIC MATERIALS. Jing Li, Ph.D. , 2014 Directed By: Assistant Professor, Stanislav I. Stoliarov, and Department of Fire Protection Engineering A quantitative understanding of the processes that occur in the condensed phase of burning materials is critical for the prediction of ignition and growth of fires. A ...
Organometallic compounds such as phthalocyanine are useful precursors for carbon nanotube formation by pyrolysis because they can supply both carbon and metal catalysts needed for synthesis. Prior milling of iron-phthalocyanine (FePc, FeC32H16N8) is investigated and shown to affect the sublimation temperature of the precursor and the nanotube diameter. Without prior milling, a sublimation tempe...
In this study, 12 organic waste materials were subjected to TG/DTG thermogravimetric analysis and DSC calorimetric analysis. These analyses provided basic information about thermochemical transformations degradation rates during pyrolysis. Organic divided into six groups as follows: paper, cardboard, textiles, plastics, hygiene waste, biodegradable waste. For each group, two selected be studied...
As the global cumulative installation of solar photovoltaic (PV) devices grows every year, a proportionate number waste PV modules arises because their limited lifespan. It is estimated that by 2050, there will be approximately 60–78 million tonnes (Farrell, C.; Osman, A. I.; Zhang, X. et al. Sci Rep. 2019, 9, 5267). These are bound in strong encapsulated laminate prone to imminent degradation....
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