Browsing Bildiri Koleksiyonu by Issue Date
Now showing items 1-20 of 49
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Effect of Lignite Addition and Steam on the Pyrolysis of Turkish Oil Shales
(Butterworth-Heinemann LTD, 1992)Steam was found to be a more effective sweep gas than nitrogen at low velocities in fixed-bed pyrolysis of Goynuk oil shale but, at higher velocities and in fluidized-bed pyrolysis, the differences were considerably less ... -
Beneficial-Effects of Hydrogen Pressure in the Pyrolysis of Biomass - a Study of Euphorbia-Rigida
(Elsevier Science BV, 1993)Fixed-bed pyrolysis and hydropyrolysis experiments at different temperatures and pressures have been conducted on a sample of Euphorbia Rigida extracted with n-hexane and methanol to remove low molecular mass terpenoids ... -
Effects of Mass-Transfer and Hydrogen Pressure on the Fixed-Bed Pyrolysis of Sunflower Bagasse
(American Chemical Society, 1994)… -
Biocrude from biomass: pyrolysis of cottonseed cake
(Pergamon-Elsevier Science LTD, 2001)Fixed-bed pyrolysis experiments have been conducted on a sample of cottonseed cake to determine the possibility of being a potential source of renewable fuels and chemicals feed-stocks, in two different reactors, namely a ... -
Seed oils of fifteen Ebenus taxa growing in Turkey
(Consultants Bureau, 2001)Oil yields and compositions from seeds of 15 Ebenus taxa growing in Turkey were investigated. The yields were found between 4.0% and 13.0%. The seeds of E. barbigera showed the highest while E. plumosa var. plumosa showed ... -
Fast pyrolysis of rape seed in a well-swept fixed-bed reactor
(Elsevier Science BV, 2001)Fixed-bed fast pyrolysis experiments have been conducted on a sample of rape seed to determine particularly the effects of pyrolysis temperature, particle size, heating rate and sweep gas flow rate on the pyrolysis yields ... -
Fatty acid composition of pistachio nuts in Turkey
(Consultants Bureau, 2003)In this study oil yields and fatty acid compositions in the kernels of two varieties (Uzun and Siirt) of pistachio grown in different region of Turkey were investigated. Kernel oils were obtained by Soxhlet extraction using ... -
Enhancement of adhesion between high density polyethylene and poly(ethylene terephthalate) films
(2004)Blends of high density polyethylene (HDPE) and ethylene-methyl acrylate-glycidyl methacrylate (E-MA-GMA) prepared in a twin-screw extruder, were used to improve the adhesion between HDPE and poly(ethylene terephthalate), ... -
Rice straw as a bio-oil source via pyrolysis and steam pyrolysis
(Pergamon-Elsevier Science LTD, 2004)The pyrolysis of rice straw was studied to estimate the effect of pyrolysis conditions on product yields and bio-oil composition when the heating rate was 5 K/min. Pyrolysis temperature, particle size, sweeping gas flow ... -
An energy crop for producing bio-fuel: Euphorbia rigida
(Norwegian University Sci Technol, 2005)Biomass and energy crops are the renewable energy sources, which is often believed to have the highest potential to contribute to a future sustainable energy supply to world's energy. Bioenergy is expected to become one ... -
Bio-oil production by fast pyrolysis of olive residue: Effect of pyrolysis temperature and heating rate
(Norwegian University Sci Technol, 2005)In this study our aim is to reach high yields of bio-oil in a fixed bed tubular reactor at various pyrolysis temperatures, sweeping gas velocities, and heating rates. In these experiments, to improve heat and mass transfer, ... -
Characterization of slow pyrolysis oil obtained from linseed (Linum usitatissimum L.)
(Elsevier Science BV, 2009)This study presents the characterization of pyrolysis oil obtained from linseed (Linum usitatissimum L.) produced by slow pyrolysis in the maximum yield. The pyrolysis oil was analyzed to determine its elemental composition ... -
Catalytic Pyrolysis of Biomass: Yields and Characterization of the Products
(Amer Soc Mechanical Engineers, 2009)Terpene hydrocarbons are high energy capacity hydrocarbons. The most known terpenoid biomass is Euphorbiaccae family. Euphorbia rigida, a member of Euphorbiaccae, was used as the biomass feedsock and natural zeolite was ... -
Electrode optimization for direct methanol fuel cells
(ENEA, 2009)In this study, the Taguchi method was used to optimize the structural combination of electrode constituents of a direct methanol fuel cell (DMFC). The variance analysis was also performed in order to determine the optimum ... -
MEA and methanol concentration optimization of a passive direct methanol fuel cell
(ENEA, 2009)Passive direct methanol fuel cells (PDMFC) come to attention of portable electronic devices manufacturer as promising power generators. However, it is necessary to maximize the power density of PDMFC's with optimized system ... -
Biodiesel production from castor oil by transesterification reaction and investigation of the fuel properties
(2010)Biodiesel production from castor oil was performed by alcoholysis reaction with methyl alcohols. Among the alkali catalysts, KOH gave the best yield and conversion in microwave heated reaction. The optimum conditions for ... -
Acetalization of pure and biodiesel by-product glycerol with butyraldehyde
(2010)Biodiesel synthesis by transesterification reaction of oils and fats with methanol is an attractive alternative for petroleum based fuels. Glycerol is obtained as by-product from transesterification reaction and its amount ... -
Fast pyrolysis of biomass with activated alumina
(2011)In this study, corncob was chosen as a biomass sample and the pyrolysis of this sample was carried out with or without catalyst at different conditions in a well-swept fixed-bed reactor. In the experimental studies, firstly ... -
Co-pyrolysis characteristics and kinetics of plastic waste with biomass waste
(Nis University, 2011)In the present study, co-pyrolysis of plastic waste with biomass waste were carried out in a thermogravimetric analyzer heating from room temperature to 800 °C with a heating rate of 10 °C min-1 in the presence of nitrogen ... -
Co-pyrolysis of oil shale and biomass
(Nis University, 2011)In this study, co-pyrolytic behaviors of oil shale and Euphorbia rigida were investigated at different temperatures in a fixed bed reactor at 450, 500, and 550 °C with a heating rate of 10 °C min-1 in the presence of ...
