WoS İndeksli Yayınlar Koleksiyonu by Institution Author "Ateş, Funda"
Now showing items 1-20 of 23
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Adsorption of Disperse Orange 30 dye onto activated carbon derived from Holm Oak (Quercus Ilex) acorns: A 3(k) factorial design and analysis
Un, Umran Tezcan; Ateş, Funda; Erginel, Nihal; Özcan, Öznur; Oduncu, Emre (Academic Press LTD- Elsevier Science LTD, 2015)In this study, samples of activated carbon were prepared from Holm Oak acorns by chemical activation with H3PO4, ZnCl2 and KOH as activating agents. The samples were characterized by SEM, BET, FTIR and elemental analysis, ... -
Catalytic pyrolysis of biomass in inert and steam atmospheres
Pütün, Ersan; Ateş, Funda; Pütün, Ayşe Eren (Elsevier Sci LTD, 2008)The objective of this study was to investigate thermal conversion of a perennial shrub, Euphorbia rigida biomass sample with catalyst in inert (N-2) and steam atmospheres. Experimental studies were conducted in a well swept ... -
Catalytic Pyrolysis of Biomass: Yields and Characterization of the Products
Ateş, Funda; Pütün, Ayşe Fren; Pütün, Ersan (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 ... -
Catalytic pyrolysis of perennial shrub, Euphorbia rigida in the water vapour atmosphere
Ateş, Funda; Pütün, Ayşe Eren; Pütün, Ersan (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 ... -
Comparision of real waste (MSW and MPW) pyrolysis in batch reactor over different catalysts. Part I: Product yields, gas and pyrolysis oil properties
Ateş, Funda; Miskolczi, Norbert; Borsodi, Nikolett (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 of non-catalytic and catalytic fast pyrolysis of pomegranate and grape marcs under vacuum and inert atmospheres
Ateş, Funda; Büyüktuncer, H.; Yaşar, B.; Işık, A.; Biricik, G.; Koparal, Ali Savaş (Elsevier Sci LTD, 2019)Pomegranate marcs (PM) and grape marcs (GM) were pyrolysed in a fixed bed reactor to investigate the effects of pyrolysis temperature (400, 500 and 600 degrees C), heating rate (300 and 700 degrees C/min) and pyrolysis ... -
Comparison of real waste (MSW and MPW) pyrolysis in batch reactor over different catalysts. Part II: Contaminants, char and pyrolysis oil properties
Miskolczi, Norbert; Ateş, Funda; Borsodi, Nikolett (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 ... -
Electrocoagulation of tissue paper wastewater and an evaluation of sludge for pyrolysis
Un, Umran Tezcan; Topal, Seher; Ateş, Funda (Desalination Publ, 2016)In this study, the electrocoagulation (EC) of tissue paper wastewater is studied using iron and aluminum flat blade disk turbine-type anodes and a cylindrical iron cathode. The effect of several parameters, such as supporting ... -
The Evaluation of Mesoporous Materials as Catalyst in Fast Pyrolysis of Wheat Straw
Ateş, Funda; Tophanecioğlu, Sibel; Pütün, Ayşe Eren (Taylor & Francis Inc, 2015)In this study, wheat straw was chosen as a biomass sample and the fast pyrolysis of this sample was carried out with or without catalyst at different conditions in a well-swept fixed-bed reactor. Experiments were carried ... -
Evaluation of the role of the pyrolysis temperature in straw biomass samples and characterization of the oils by GUMS
Ateş, Funda; Işıkdağ, Müjde Aslı (American Chemical Society, 2008)The aim of this study is to investigate the variation of thermal conversion of agricultural wastes in a fixed bed reactor with temperature and elucidating the chemical structure of oil products formed during the process. ... -
FAST PYROLYSIS of BIOMASS with ACTIVATED ALUMINA
Ateş, Funda (Amer Soc Mechanical Engineers, 2012)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 ... -
Fast pyrolysis of sesame stalk: yields and structural analysis of bio-oil
Ateş, Funda; Pütün, Ersan; Pütün, Ayşe Eren (Elsevier Science BV, 2004)Sesame stalk pyrolysis experiments were conducted in a fixed-bed reactor in an attempt to determine the effects of pyrolysis temperature, particle size, heating rate and sweeping gas (N-2) flow rate on the product yields ... -
Fixed bed pyrolysis of Euphorbia rigida with different catalysts
Ateş, Funda; Pütün, Ayşe Eren; Pütün, Ersan (Pergamon-Elsevier Science LTD, 2005)Since Euphorbia rigida is a celluloid plant with low fat content, the oil yields of previous fixed bed pyrolysis studies were low. In order to increase the oil yield, biomass pyrolysis experiments were performed in a fixed ... -
Influence of temperature and alumina catalyst on pyrolysis of corncob
Ateş, Funda; Işıkdağ, Müjde Aslı (Elsevier Sci LTD, 2009)Corncob has been investigated as an alternative feedstock to obtain fuels and chemicals via pyrolysis in fixed-bed reactor. The influence of pyrolysis temperature in the range 300-800 degrees C as well as the catalyst ... -
Low-cost adsorbent prepared from poplar sawdust for removal of disperse orange 30 dye from aqueous solutions
Un, Umran Tezcan; Ateş, Funda (Springer, 2019)In this study, the applicability of char generated from poplar sawdust as an inexpensive adsorbent for the removal of a textile dye is investigated. Adsorbent samples were generated through pyrolysis at temperatures of ... -
Optimization of bio-oil production using response surface methodology and formation of polycyclic aromatic hydrocarbons (PAHs) at elevated pressures
Ateş, Funda; Erginel, Nihal (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, ... -
Pressurized pyrolysis of dried distillers grains with solubles and canola seed press cake in a fixed-bed reactor
Ateş, Funda; Miskolczi, Norbert; Sarıcaoğlu, Beyza (Elsevier Sci LTD, 2015)Pressurized pyrolysis of biomasses was carried in a fixed bed reactor to obtain gases, bio-oils and chars at elevated temperatures. The products were characterized by GC-MS, FTIR, viscometer, SEM, BET and EDXRFS methods. ... -
Production of char from hornbeam sawdust and its performance evaluation in the dye removal
Ateş, Funda; Un, Umran Tezcan (Elsevier Science BV, 2013)Hornbeam sawdust was used as a biomass sample in the experiments involving char production. Within this purpose, a slow pyrolysis of the biomass sample was carried out in a fixed-bed reactor. The chemical characteristics ... -
Pyrolysis of two different biomass samples in a fixed-bed reactor combined with two different catalysts
Ateş, Funda; Pütün, Ayşe Eren; Pütün, Ersan (Elsevier Sci LTD, 2006)Pyrolysis of Euphorbia rigida and sesame stalk biomass samples with two selected commercial catalyst, namely DHC-32 and HC-K 1.3Q, have been conducted in a fixed-bed reactor. The effect of different catalysts and their ... -
Rapid and slow pyrolysis of pistachio shell: Effect of pyrolysis conditions on the product yields and characterization of the liquid product
Pütün, Ayşe Eren; Özbay Nurgül; Varol, Esin Apaydın; Uzun, Başak Burcu; Ateş, Funda (John Wiley & Sons LTD, 2007)This study reports the experimental results for the pyrolysis of pistachio shell under different conditions in a tubular reactor under a nitrogen flow. For the different conditions of pyrolysis temperature, nitrogen flow ...