Güncel Gönderiler: Fakülteler
Toplam kayıt 10075, listelenen: 1441-1460
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The experimental optimization of the electrosynthesis of manganese(III) acetate in a bipolar packed-bed reactor
(Elsevier Science Sa, 2004)The electrochemical oxidation of Mn(II) acetate to Mn(III) acetate, which is an industrial oxidizing agent and catalyst, in acetic acid medium was investigated in a bipolar packed-bed electrode cell with mesh spacers. The ... -
Characterization of the pyrolysis oil produced in the slow pyrolysis of sunflower-extracted bagasse
(Pergamon-Elsevier Science LTD, 2001)Sunflower (Helianthus annus L.)-extracted bagasse pyrolysis experiments were performed in a fixed-bed reactor. The effects of heating rate, final pyrolysis temperature, particle size and pyrolysis atmosphere on the pyrolysis ... -
Biooil production from an oilseed crop: Fixed-bed pyrolysis of rapeseed (Brassica napus L.)
(Taylor & Francis Inc, 2000)Fixed-bed pyrolysis experiments at differ ent temperatures and heating rates have been conducted on a rapeseed sample to investigate the effect of particle size and sweep gas velocity on the product yields. The various ... -
Liquid products from pyrolysis of synthetic blends of Turkish oil shales and lignites
(Taylor & Francis Inc, 2000)Fixed-bed pyrolysis experiments have been conducted on samples from synthetic blends of Seyitomer oil shale and lignites to determine the possibility of being a potential source of fuels and chemical feedstocks. The effects ... -
The synthesis of manganese(III) acetate in bipolar packed-bed and trickle-bed electrode cells
(Scientific Technical Research Council Turkey, 2000)In this research, the electrochemical oxidation of Mn(II) acetate to Mn(III) acetate was investigated in aqueous acetic acid solution, using a bipolar particulate electrode cell. In order to determine the effect of flow ... -
Fixed-bed pyrolysis of hazelnut shell: A study on mass transfer limitations on product yields and characterization of the pyrolysis oil
(Taylor & Francis Inc, 2000)Fixed-bed slow and fast pyrolysis experiments have been conducted on a sample of hazelnut shelf. The experiments were performed in two different pyrolysis reactors, a fixed-bed Heinze and a well-swept fixed-bed tubular ... -
Production of bio-oil from biomass: Slow pyrolysis of rapeseed (Brassica napus L.) in a fixed-bed reactor
(Taylor & Francis Inc, 2003)Rapeseed (Brassica napus L.) pyrolysis experiments were performed in a fixed-bed reactor The effects of heating rate, final pyrolysis temperature, particle size, and pyrolysis atmosphere on pyrolysis product Yields and ... -
Synthesis and Characterization of Supported and Non-Supported Iron-Incorporated Catalysts
(Gazi University, Fac Engineering Architecture, 2009)In the content of this study, silica supported Fe-MCM-48 catalysts were produced using direct hydrothermal synthesis (Fe-MCM-48-1) and wet-impregnation (Fe-MCM-48-2) methods and an unsupported Fe-Mo-O catalyst was produced ... -
Supercritical fluid extraction of daphne (Laurus nobilis L.) seed oil
(Springer, 2006)Laurus nobilis L., commonly known as daphne tree, is an evergreen that belongs to the Lauraceae family. Daphne trees produce grape-sized shiny purplish berries having three parts: flesh, skin, and an inner kernel (single ... -
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 ... -
Bio-oil production from Onopordum acanthium L. by slow pyrolysis
(Elsevier Science BV, 2011)In this study, the usability of the plant thistle, Onopordum acanthium L., belonging to the family Asteraceae (Compositae), in liquid fuel production has been investigated. The experiments were performed in a fixed-bed ... -
The Effects of Different Catalysts on the Pyrolysis of Thistle, Onopordum Acanthium L.
(Taylor & Francis Inc, 2013)Fixed-bed fast pyrolysis experiments have been conducted on a sample of thistle, Onopordum Acanthium L. The experiments were performed in a fixed-bed tubular pyrolysis reactor to investigate the effects of sweeping gas ... -
Alkali catalyzed transesterification of cottonseed oil by microwave irradiation
(Elsevier Sci LTD, 2007)In this work microwave assisted transesterification of cottonseed oil was carried out in the presence of methanol and potassium hydroxide (KOH). Parametric studies were done to investigate the optimum conditions (catalyst ... -
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 ... -
Investigation of the dissolution kinetics of kaolin in HCl solution
(Elsevier Science BV, 2003)Kaolin with a given size distribution was calcined at 1023 K for 2 h. The calcined samples were digested in hydrochloric acid solutions of known concentration at constant temperatures. The samples taken from the solution ... -
Antioxidant and free radical scavenging activities of Rhus coriaria and Cinnamomum cassia extracts
(Akademiai Kiado, 2003)Antioxidant and free radical scavenging activities of the extracts of sumac (Rhus coriaria) fruits and cassia. (Cinnamomum cassia) cortex were studied. Plant samples were extracted with methanol:water (80:20) and an aliquot ... -
Production of biocrudes from biomass in a fixed-bed tubular reactor: product yields and compositions
(Elsevier Sci LTD, 2001)Fixed-bed pyrolysis in a tubular reactor were conducted on three biomass samples, Euphorbia rigida, sunflower (Helianthus annuus L.) pressed bagasse and hazelnut (Corylus avellana) shells, to determine the possibility of ... -
Fatty acid composition of seed oils of twelve Salvia species growing in Turkey
(Kluwer Academic/Plenum Publishers, 2004)Seed oils of 12 Salvia species collected from different regions in Turkey (S. albimaculata Hedge & Hub. -Mor., S. candidisima Vahl., S. cedronellaBoiss., S. cryptanthaMontbret &Aucherex Bentham, S. forskahlei L., S. fruticosa ... -
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 ... -
Fatty acids of the seeds of Origanum onites L. and O-vulgare L.
(Springer Heidelberg, 2004)Seed oils of Origanum onites L. from the Antalya and Mugla regions and O. vulgare L. from the Kirklareli region of Turkey were extracted with hexane in a Soxhlet apparatus. The oil yields were 14.1-20.0 and 18.5%, respectively. ...
