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Browsing by Author "İnal, Fikret"
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Activated carbon adsorption of fuel oxygenates MTBE and ETBE from water
İnal, Fikret; Yetgin, Senem; Aksu, Gülsüm T.; Şimşek, Selvi; Sofuoğlu, Aysun; Sofuoğlu, Sait Cemil (Springer, 2009-11)The aqueous phase adsorption of fuel oxygenates methyl tertiary butyl ether (MTBE) and ethyl tertiary butyl ether (ETBE) onto commercially available granular activated carbon (GAC; Norit GAC 1240) was investigated in a ... -
Artificial neural network prediction of tropospheric ozone concentrations in Istanbul, Turkey
İnal, Fikret (Wiley-VCH Verlag, 2010-10)Tropospheric (ground-level) ozone has adverse effects on human health and environment. In this study, next day's maximum 1-h average ozone concentrations in Istanbul were predicted using multi-layer perceptron (MLP) type ... -
Artificial neural network predictions of polycyclic aromatic hydrocarbon formation in premixed n-heptane flames
İnal, Fikret (Elsevier, 2006-11)Polycyclic aromatic hydrocarbon formation in combustion systems has received considerable attention because of its health effects. The feed-forward, multi-layer perceptron type artificial neural networks with back-propagation ... -
An assessment of indoor air concentrations and health risks of volatile organic compounds in three primary schools
Sofuoğlu, Sait Cemil; Aslan, Güler; İnal, Fikret; Sofuoğlu, Aysun (Elsevier, 2011-01)Concentrations of volatile organic compounds (VOCs), including formaldehyde, in classrooms, kindergartens, and outdoor playgrounds of three primary schools were measured in spring, winter, and fall terms in Izmir, Turkey. ... -
Detailed chemical kinetic modeling of n-heptane flame
Değirmenci, Emre (Izmir Institute of Technology, 2018-12)To understand the complex combustion characteristics of gasoline, n-heptane is used as one of the two major reference fuels. The emissions resulted from incomplete combustion are one of the main issues caused from usage ... -
The effect of zinc stearate on thermal degradation of paraffin wax
Gönen, Mehmet; Balköse, Devrim; İnal, Fikret; Ülkü, Semra (Springer, 2008-12)In this research, the effects of zinc stearate addition on paraffin wax degradation were investigated by differential scanning calorimetry (DSC) and thermogravimetry (TG). The apparent activation energies of wax decomposition ... -
Effects of dimethyl ether on n-butane oxidation
Bekat, Tuğçe (Izmir Institute of Technology, 2011)Effects of dimethyl ether on the oxidation of n-butane were investigated using Detailed Chemical Kinetic Modeling approach. Oxidation process was carried out in a tubular reactor under laminar flow conditions. The formations ... -
Effects of dimethyl ether on n-butane oxidation
Bekat, Tuğçe; İnal, Fikret (Elsevier, 2014)Dimethyl ether (DME) is the simplest ether and it is used as an alternative fuel or fuel additive to reduce toxic emissions from combustion processes. The effects of DME on n-butane oxidation were investigated for two ... -
Effects of equivalence ratio on species and soot concentrations in premixed n-heptane flames
İnal, Fikret; Senkan, Selim M. (Elsevier, 2002-10)The micro-structure of laminar premixed, atmospheric-pressure, fuel-rich flames of n-heptane/oxygen/argon has been studied at two equivalence ratios (C/O = 0.63 and C/O = 0.67). A heated quartz microprobe coupled to an ... -
Effects of oxygenate additives on polycyclic aromatic hydrocarbons (PAHs) and soot formation
İnal, Fikret; Senkan, Selim M. (Taylor & Francis, 2002-09)Effects of three oxygenate additives (methanol, ethanol, and MTBE) on the formation of polycyclic aromatic hydrocarbons (PAHs) and soot in laminar, premixed, atmospheric pressure, fuel-rich flames of n-heptane were studied ... -
Effects of oxygenate concentration on species mole fractions in premixed n-heptane flames
İnal, Fikret; Senkan, Selim M. (Elsevier, 2005-03)Atmospheric pressure, laminar, premixed, fuel-rich flames of n-heptane/oxygen/argon and n-heptane/oxygenate/oxygen/argon were studied at an equivalence ratio of 1.97 to determine the effects of oxygenate concentration on ... -
Effects of reactor pressure and inlet temperature on n-butane/dimethyl ether oxidation and the formation pathways of the aromatic species
Bekat, Tuğçe; İnal, Fikret (Wiley, 2016-01)Oxidation of n-butane/dimethyl ether (DME)/O2/Ar system was studied by chemical kinetic modeling in a tubular reactor operated adiabatically and at constant pressure. Effects of the reactor pressure on the formation of ... -
Experimental and artificial neural network modeling study on soot formation in premixed hydrocarbon flames
İnal, Fikret; Tayfur, Gökmen; Melton, Tyler R.; Senkan, Selim M. (Elsevier, 2003-08)The formation of soot in premixed flames of methane, ethane, propane, and butane was studied at three different equivalence ratios. Soot particle sizes, number densities, and volume fractions were determined using classical ... -
Hydrogen production from ethanol over silica supported Cu And Zn oxide catalysts
Tezel, Habibe Işıl (Izmir Institute of Technology, 2006)The majority of current energy needs are supplied by combustion of nonrenewable energy sources such as fossil fuels, which is associated with release of large quantities of greenhouse gases, especially carbon dioxide and ... -
Indoor air quality in a restaurant kitchen using margarine for deep-frying
Sofuoğlu, Sait Cemil; Toprak, Melis; İnal, Fikret; Çimrin, Arif H. (Springer, 2015-10-01)Indoor air quality has a great impact on human health. Cooking, in particular frying, is one of the most important sources of indoor air pollution. Indoor air CO, CO2, particulate matter (PM), and volatile organic compound ... -
Investigation of fuel oxygenate adsorption on clinoptilolite rich natural zeolite
Yetgin, Senem (Izmir Institute of Technology, 2006)The wide use of fuel oxygenates in gasoline as anti-knocking and emission reduction agent have recently led to serious environmental concerns due to their detection in groundwater and surface water. Among the various ... -
Occurrence, oral exposure and risk assessment of volatile organic compounds in drinking water for İzmir
Kavcar, Pınar; Odabaşı, Mustafa; Kitiş, Mehmet; İnal, Fikret; Sofuoğlu, Sait Cemil (Elsevier, 2006-10)Concentrations of volatile organic compounds (VOCs) were measured in the drinking water in Province of İzmir, Turkey, and associated health risks due to ingestion of these compounds were investigated using population ... -
Prediction of the bottom ash formed in a coal-fired power plant using artificial neural networks
Bekat, Tuğçe; Erdoğan, Muharrem; İnal, Fikret; Genç, Ayten (Elsevier, 2012-09)he amount of bottom ash formed in a pulverized coal-fired power plant was predicted by artificial neural network modeling using one-year operating data of the plant and the properties of the coals processed. The model ... -
Preparation and characterization of magnesium stearate, cobalt stearate, and copper stearate and their effects on poly(vinyl chloride) dehydrochlorination
Gönen, Mehmet; Egbuchunam, Theresa Obuajulu; Balköse, Devrim; İnal, Fikret; Ülkü, Semra (Wiley, 2015-12)Preparation and characterization of pure metal soaps and investigation of their effects on poly(vinyl chloride) (PVC) dehydrochlorination were the objectives of the present study. Magnesium stearate (MgSt2), cobalt stearate ... -
Seasonal variation in drinking water concentrations of disinfection by-products in IZMIR and associated human health risks
Baytak, Derya; Sofuoğlu, Aysun; İnal, Fikret; Sofuoğlu, Sait Cemil (Elsevier, 2008-12)Seasonal variation in concentrations of two different disinfection by-product groups, trihalomethanes (THMs) and haloacetonitriles (HANs), was investigated in tap water samples collected from five sampling points (one ...
