Yayıncı "Elsevier Science BV" Makale Koleksiyonu için listeleme
Toplam kayıt 33, listelenen: 1-20
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Adsorption of heavy metal ions from aqueous solutions by bio-char, a by-product of pyrolysis
(Elsevier Science BV, 2013)Bio-char, a by-product of almond shell pyrolysis, was used as an alternative adsorbent precursor for the removal of heavy metal ions from aqueous solutions. The adsorption potential of almond shell bio-char for Ni(II) and ... -
Adsorptive removal of phenol from aqueous solutions on activated carbon prepared from tobacco residues: Equilibrium, kinetics and thermodynamics
(Elsevier Science BV, 2011)This study consists of producing high surface area activated carbon from tobacco residues by chemical activation and its behavior of phenol removal from aqueous solutions. K(2)CO(3) and KOH were used as chemical activation ... -
Bio-oil from olive oil industry wastes: Pyrolysis of olive residue under different conditions
(Elsevier Science BV, 2005)Olive residues were pyrolysed in a fixed bed reactor under different pyrolysis conditions to determine the role of final temperature, sweeping gas flow rate and steam velocity on the product yields and liquid product ... -
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 ... -
Catalytic pyrolysis of perennial shrub, Euphorbia rigida in the water vapour atmosphere
(Elsevier Science BV, 2005)In this study, the perennial shrub Euphorbia rigida, was used as biomass sample for catalytic pyrolysis using Co-Mo commercial catalyst (Criterion-534) in the water vapour atmosphere. Experimental studies were conducted ... -
Comparative analysis of pyrolysis oils and its subfractions under different atmospheric conditions
(Elsevier Science BV, 2006)In this paper comparative analysis of bio-oils and their subtraction from static, sweeping gas and steam pyrolysis of apricot pulp, a food industry waste, was investigated. Experimental studies were conducted in a well-swept ... -
Comparison between the "slow" and "fast" pyrolysis of tobacco residue
(Elsevier Science BV, 2007)In this study, the trends in yields and product compositions of slow pyrolysis and fast pyrolysis were determined and compared with each other. Slow pyrolysis of tobacco residues with particles of between 0.425 and 0.850 ... -
Equilibrium, kinetic, and thermodynamic studies of the adsorption of Fe(III) metal ions and 2,4-dichlorophenoxyacetic acid onto biomass-based activated carbon by ZnCl2 activation
(Elsevier Science BV, 2017)This study investigated the preparation of activated carbon from low-cost biomass as precursor and the using of obtained activated carbon for the removal of Fe(III) and 2,4-D pollutants from model solution. The different ... -
An experimental study on bio-oil production from co-pyrolysis with potato skin and high-density polyethylene (HDPE)
(Elsevier Science BV, 2012)In order to investigate the synergistic effect of high dense polyethylene (HOPE) addition to potato skin (pS) during co-pyrolysis, pure HDPE was pyrolysed as a model compound for determination of the optimum process ... -
Fast pyrolysis of linseed: product yields and compositions
(Elsevier Science BV, 2004)Fixed-bed fast pyrolysis experiments have been conducted on a sample of linseed (Linum usitatis-simum L.) to determine particularly the effect of pyrolysis temperature, heating rate, particle size and sweep gas flow rate ... -
Fe2O3 nanocomposite PVC membrane with enhanced properties and separation performance
(Elsevier Science BV, 2017)Organic and inorganic mixed matrix membranes are one of the most promising new membrane materials for ultrafiltration (UF). separation applications. In this study, PVC/Fe2O3-mixed UF membranes were fabricated at different ... -
Fixed-bed pyrolysis and hydropyrolysis of sunflower bagasse: Product yields and compositions
(Elsevier Science BV, 1996)Pyrolysis and hydropyrolysis experiments at different temperatures, heating rates and pressures have been conducted on a sample of sunflower pressed bagasse to investigate the effect of particle size, sweep gas velocity, ... -
Fixed-bed pyrolysis of cotton stalk for liquid and solid products
(Elsevier Science BV, 2005)The pyrolysis of cotton stalk was studied for determining the main characteristics and quantities of liquid and solid products. Particular variables investigated were temperature (from 400 degrees C to 700 degrees C), ... -
Impregnation of 12-tungstophosphoric acid on tonsil: An effective catalyst for esterification of formic acid with n-butyl alcohol and kinetic modeling
(Elsevier Science BV, 2014)Esterification of formic acid with n-butanol was catalyzed by dodecatungstophosphoric acid, H-3 PW12O40 (DTP) impregnated on tonsil earth. A series of catalysts containing 10%, 20% and 30% of DTP on tonsil earth were ... -
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 ... -
Kinetics of esterification of acetic acid with 1-octanol in the presence of Amberlyst 36
(Elsevier Science BV, 2012)Kinetic data on the esterification of acetic acid with 1-octanol were obtained from both uncatalyzed and heterogeneously catalyzed reactions using a stirred batch reactor in toluene. The equilibrium constant, K-C, which ... -
Kinetics of esterification of acetic acid with n-amyl alcohol in the presence of Amberlyst-36
(Elsevier Science BV, 2011)The kinetics of esterification of acetic acid with amyl alcohol has been studied in the presence of Amberlyst-36 in its H(+) form in a batch reactor. Experimental findings showed that the reaction is controlled by chemical ... -
Kinetics study of esterification of acetic acid with isobutanol in the presence of amberlite catalyst
(Elsevier Science BV, 2003)Kinetic data on the esterification of acetic acid with isobutanol have been obtained from both the uncatalyzed and heterogeneously catalyzed reactions using a stirred batch reactor in dioxane. The equilibrium constant, ... -
Optimization of bio-oil production using response surface methodology and formation of polycyclic aromatic hydrocarbons (PAHs) at elevated pressures
(Elsevier Science BV, 2016)This paper aims at the optimization of bio-oil yield obtained from poplar sawdust pyrolysis. A response surface methodology was carried out to optimize the experimental conditions. The factors investigated were temperature, ... -
Optimization of biodiesel production from castor oil using factorial design
(Elsevier Science BV, 2013)In this study, optimization of biodiesel production from castor oil using full factorial design was investigated. The biodiesel production was carried out in a batch laboratory scale reactor by alkaline-catalyzed ...