6 Result(s)
within
Hyung-Won Lee
Chemistry
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Article
Pyrolysis properties and kinetics of mandarin peel
The thermal property of the pyrolysis reaction of mandarin peel was studied using thermogravimetric analysis (TGA). Thermogravimetric analyses with temperature increases of 10, 20 and 40 °C/min showed large we...
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Article
The application of Py-GC/MS for the catalytic upgrading of oil separated from summer food waste leachate
The catalytic cracking of oil fractions separated from summer food waste leachate was investigated over BEA zeolite and Al-SBA-15 catalysts. In this study, a mixture of food waste oil fractions and catalyst wa...
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Article
Pyrolysis kinetics and product properties of softwoods, hardwoods, and the nut shell of softwood
The pyrolysis of softwoods (Pinus (P.) densiflora, P. koraiensis), hardwoods (Quercus acutissima and Liriodendron tulipifera) and nut shell of P. koraiensis was investigated using a thermogravimetric analyzer and...
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Article
In-Situ Catalytic Pyrolysis of Xylan and Dealkaline Lignin over SAPO-11
Silicoaluminophosphate molecular sieve, SAPO-11, was applied for the first time to the catalytic pyrolysis of xylan and dealkaline lignin. The isothermal fast catalytic pyrolysis of xylan and dealkaline lignin...
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Article
Production of biofuels from pine needle via catalytic fast pyrolysis over HBeta
The thermal and catalytic pyrolysis of pine needles over HBeta catalysts with different SiO2/Al2O3 ratios (25 and 300) were investigated by thermogravimetric analysis (TGA) and pyrolyzer-gas chromatography/mass s...
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Article
Upgrading of bio-oil by ex-situ catalytic pyrolysis and in-line esterification in fluidized bed reactor
Ex-situ catalytic pyrolysis of Quercus mongolica over HZSM-5 and in-line esterification of pyrolysis/catalytic pyrolysis vapors with liquid phase n-butyl alcohol were carried out in a fluidized bed reactor. The e...
