Başlık için Makale Koleksiyonu listeleme
Toplam kayıt 179, listelenen: 28-47
-
Chemically activated carbon production from agricultural waste of chickpea and its application for heavy metal adsorption: equilibrium, kinetic, and thermodynamic studies
(Springer Heidelberg, 2019)The purpose of this study was to produce activated carbons (ACs) from chickpea (Cicer arietinum) husks by chemical activation (KOH and K2CO3) and to examine their feasibility in removing heavy metals from aqueous solutions. ... -
Co-pyrolytic behaviors of biomass and polystyrene: Kinetics, thermodynamics and evolved gas analysis
(Korean Institute Chemical Engineers, 2018)The pyrolytic degradation mechanism of chestnut shell (CNS) and its blend with waste polystyrene (PS) were investigated. Individual pyrolysis behavior of samples obtained separately was compared with those of the blends ... -
Combined effect of a plasticizer and carvacrol and thymol on the mechanical, thermal, morphological properties of poly(lactic acid)
(Wiley, 2018)In this study, the effects of the monotherpenic phenol concentration on the properties of biocomposites containing plasticized poly(lactic acid) (PLA) with acetyl tributyl citrate (ATBC) were investigated. The monotherpenic ... -
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 ... -
A Comparative Characterization of the HPA-MCM-48 Type Catalysts Produced by the Direct Hydrothermal and Room Temperature Synthesis Methods
(Hindawi LTD, 2012)MCM-48 type support materials synthesized by the direct hydrothermal synthesis (HTS) and room temperature synthesis (RTS) methods were incorporated with tungstophosphoric acid (TPA) in the range of 10-40 wt% by using a wet ... -
Comparative studies on adsorptive removal of heavy metal ions by biosorbent, bio-char and activated carbon obtained from low cost agro-residue
(Iwa Publishing, 2016)In this study, Fe(III) and Cr(III) metal ion adsorption processes were carried out with three adsorbents in batch experiments and their adsorption performance was compared. These adsorbents were sesame stalk without ... -
A Comparative Study on Characterization of 12-Tungstophosphoric Acid Cesium Salt Depending on Synthesis Methods
(Asian Journal Of Chemistry, 2014)12-Tungstophosphoric acid cesium salt, Cs2.5H0.5PW12O40, exhibits high catalytic activity for various kinds Of acid-catalyzed reactions. This excellent catalytic effect of Cs2.5H0.5PW12O40 is attributed to its strong acidity ... -
A comparative study on co-pyrolysis of lignocellulosic biomass with polyethylene terephthalate, polystyrene, and polyvinyl chloride: Synergistic effects and product characteristics
(Elsevier Sci LTD, 2018)Co-pyrolysis of waste biomass and plastics was investigated to find out whether the quality of pyrolysis products was improved. For the sake of yield and compositional comparison, three polymers (polyethylene terephthalate, ... -
Comparision of real waste (MSW and MPW) pyrolysis in batch reactor over different catalysts. Part I: Product yields, gas and pyrolysis oil properties
(Elsevier Sci LTD, 2013)Pyrolysis of municipal solid waste (MSW) and municipal plastic waste (MPW) have been investigated in batch reactor at 500, 550 and 600 degrees C both in absence and presence of catalysts (Y-zeolite, beta-zeolite, equilibrium ... -
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 ... -
Comparison of real waste (MSW and MPW) pyrolysis in batch reactor over different catalysts. Part II: Contaminants, char and pyrolysis oil properties
(Elsevier Sci LTD, 2013)Pyrolysis of real wastes (MPW and MSW) has been investigated at 500 degrees C, 550 degrees C and 600 degrees C using Y-zeolite, beta-zeolite, equilibrium FCC, MoO3, Ni-Mo-catalyst, HZSM-5 and Al(OH)(3) as catalysts. The ... -
Comparison of the generation of oil by the extraction and the hydropyrolysis of biomass
(Elsevier Sci LTD, 2006)This paper discusses the maximisation of the yields of useful bio-oils generated from seeds and nut-shells both by extraction and by hydropyrolysis. The formation and the composition of the bio-oils are also discussed. ... -
Converting of oil shale and biomass into liquid hydrocarbons via pyrolysis
(Pergamon-Elsevier Science LTD, 2014)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 degrees C with a heating rate of 10 degrees C/min in the ... -
Demir içerikli destekli ve desteksiz katalizör sentezi ve karakterizasyonu
(2009)Çalışma kapsamında silika bazlı Fe-MCM-48 katalizörleri doğrudan hidrotermal sentez (Fe-MCM-48-1) ve yaş emdirme (Fe-MCM-48-2) metotlarıyla, desteksiz Fe-Mo-O katalizörü ise birlikte çöktürme metodu ile üretilmiştir. ... -
Demir içerikli destekli ve desteksiz katalizör sentezi ve karakterizasyonu
(2009)Çalışma kapsamında silika bazlı Fe-MCM-48 katalizörleri doğrudan hidrotermal sentez (Fe-MCM-48-1) ve yaş emdirme (Fe-MCM-48-2) metotlarıyla, desteksiz Fe-Mo-O katalizörü ise birlikte çöktürme metodu ile üretilmiştir. AAS, ... -
Development of antibacterial electrospun chitosan/poly(vinyl alcohol) nanofibers containing silver ion-incorporated HAP nanoparticles
(Taylor & Francis LTD, 2013)Chitosan/poly(vinyl alcohol) (CS/PVA) nanofibers with a diameter in the range of 60-70nm were prepared by electrospinning method. The effect of CS/PVA blend ratio and process parameters on the morphology and diameter of ... -
Düşük sıcaklık düşük zaman alkali ön işlemlerinin fındık kabuğunun bileşimi ve enzimatik hidrolizi üzerine etkisinin incelenmesi
(2017)Bu çalışmada, fındık kabuklarından enzimatik hidroliz ile glikoz üretimi için, düşük sıcaklık kısa zaman alkali ön işlemi uygulanmıştır. Çalışılan alkaliler içinde enzimatik hidroliz verimi ve lignin giderimi açısında ... -
The effect of a sweeping gas flow rate on the fast pyrolysis of biomass
(Taylor & Francis Inc, 2002)Sunflower (Helianthus annus L.)-pressed bagasse pyrolysis experiments were performed in a fixed-bed tubular reactor. The effects of nitrogen flow rate and final pyrolysis temperature on the pyrolysis product yields and ... -
Effect of operating parameters on bio-fuel production from waste furniture sawdust
(SAGE Publications LTD, 2013)Fast pyrolysis is an effective technology for conversion of biomass into energy and value- added chemicals instead of burning them directly. In this study, fast pyrolysis of waste furniture sawdust (pine sawdust) was ... -
The effect of pyrolysis atmosphere on bio-oil yields and structure
(Taylor & Francis Inc, 2017)A food industry waste, almond shell, was pyrolyzed under three different environment static, nitrogen, and steam to produce bio-oil and its derivatives. The oil yield obtained at pyrolysis temperature of 600 degrees C was ...
