Yazar "Öğütveren, Ülker Bakır" için Çevre Mühendisliği Bölümü listeleme
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Antimony removal from model acid solutions by electrodeposition
Koparal, Ali Savaş; Özgür, R; Öğütveren, Ülker Bakır; Bergmann, M. E. Henry (Elsevier Science BV, 2004)The aim of this work is to investigate the feasibility of the removal of antimony from model acid solutions simulating copper electrorefining and spent lead/lead oxide acid battery solutions by ail electrochemical method. ... -
An application of sediment transport modeling as a tool of watershed management
Albek, Mine; Öğütveren, Ülker Bakır; Albek, E (Parlar Scientific Publications (PSP), 2005)The Middle Seydi Suyu Watershed, which is an important agricultural area in Turkey, has been modeled using the Hydrological Simulation Program - FORTRAN (HSPF). Sediment transport in the watershed and the stream drainage ... -
Complete treatment of olive mill wastewaters by electrooxidation
Un, Umran Tezcan; Altay, Umit; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Elsevier Science Sa, 2008)Laboratory scale electrochemical experiments on. a olive mill wastewater (OMW) were performed to obtain discharge quality which meets the regulations requirement without any pre- or additional treatment. The process has ... -
Disinfection of water with antibacterial ceramic filled columns
Koparal, Ali Savaş; Doğan, A; Bayrakci, F; Özgür, E; Öğütveren, Ülker Bakır (Trans Tech Publications LTD, 2004)Because of disadvantages of classical disinfection systems, alternative methods to prevent the harmful effects of bacteria are investigated by increasingly demand. Most common system among them is usage of antibacterial ... -
Electroadsorption of acilan blau dye from textile effluents by using activated carbon-perlite mixtures
Koparal, Ali Savaş; Yavuz, Yusuf; Öğütveren, Ülker Bakır (Water Environment Federation, 2002)The feasibility of the removal of dye stuffs from textile effluents by electroadsorption has been investigated. An activated carbon-perlite mixture with a ratio of 8:1 for bipolarity has been used as the adsorbent. ... -
Electrochemical desulfurization of waste gases in a batch reactor
Un, Umran Tezcan; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Asce-Amer Soc Civil Engineers, 2007)To meet the increasing need for reduction of exhaust emissions from stationary sources, many technologies have been developed to remove SO2 from flue gas. In this study the anodic oxidation of sulfur dioxide in aqueous ... -
Electrochemical oxidation of sulfite ions in aqueous solutions
Koparal, Ali Savaş; Un, UT; Öğütveren, Ülker Bakır (Inderscience Enterprises LTD, 2004)Gaseous pollutants that affect human health, destroy vegetation and damage materials and art treasures can be converted into harmless components by electrochemical reactions. Electrochemical gas purification methods can ... -
Electrochemical Process for the Treatment of Drinking Water
Un, Umran Tezcan; Koparal, Ali Savaş; Öğütveren, Ülker Bakır; Durucan, Ayça (Parlar Scientific Publications (PSP), 2010)Removal of fluoride from model water (distilled water + NaF salt + Na(2)SO(4)) by electrocoagulation using iron electrode was investigated in this study. Experiments were conducted to evaluate the effects of current density ... -
Electrochemical treatment of wastewaters from poultry slaughtering and processing by using iron electrodes
Eryuruk, Kagan; Un, Umran Tezcan; Öğütveren, Ülker Bakır (Elsevier Sci LTD, 2018)Poultry slaughterhouse wastewater (PSWW) originating from slaughterhouse and meat processing contains high concentrations of organic substances. Discharging this kind of wastewater to a river, sewer system or soil causes ... -
Electrocoagulation in a plugflow reactor: The treatment of cattle abattoir wastewater by iron rod anodes
The performance of a plug flow electrocoagulation reactor for the treatment of cattle abattoir (slaughterhouse) wastewater was investigated. A cylindrical iron reactor was operated as a cathode at a recycling batch mode ... -
Electrocoagulation in a Plugflow Reactor: The Treatment of Cattle Abattoir Wastewater by Iron Rod Anodes
Eryuruk, Kagan; Tezcanun, U.; Öğütveren, Ülker Bakır (Springer International Publishing Ag, 2014)The performance of a plug flow electrocoagulation reactor for the treatment of cattle abattoir (slaughterhouse) wastewater was investigated. A cylindrical iron reactor was operated as a cathode at a recycling batch mode ... -
Electrocoagulation of olive mill wastewaters
Un, Umran Tezcan; Uğur, S.; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Elsevier Science BV, 2006)An attempt has been made to remove chemical oxygen demand (COD) from olive mill wastewaters (OMW) as well as oil-grease and turbidity in the presence of H2O2 and polialuminum chloride (PAC), as a coagulant-aid by an ... -
Electrocoagulation of vegetable oil refinery wastewater using aluminum electrodes
Un, Umran Tezcan; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Academic Press LTD- Elsevier Science LTD, 2009)Electrocoagulation with aluminum electrodes was used to treat the vegetable oil refinery wastewater (VORW) in a batch reactor. The effects of operating parameters such as pH, Current density, PAC (poly aluminum chloride) ... -
Fluoride removal from water and wastewater with a bach cylindrical electrode using electrocoagulation
Un, Umran Tezcan; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Elsevier Science Sa, 2013)In this study, an electrochemical reactor with a unique design was used for defluoridation. A rotating impeller aluminium cathode and a cylindrical aluminium anode, which until now have not been employed for fluoride removal ... -
Green synthesis of iron nano-materials by plants and their use in removal of pollutants from wastewaters - a review
Öğütveren, Ülker Bakır; Öğütveren, Muzaffer (Desalination Publ, 2017)Nano-materials are defined as structured components with dimensions ranging from approximately 1-100 nm. Because a smaller mass of material has increased specific surface area compared with conventional macroscale materials ... -
Hybrid processes for the treatment of cattle-slaughterhouse wastewater using aluminum and iron electrodes
ün, ümran Tezcan; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Elsevier Science BV, 2009)Electrocoagulation (EC) of cattle-slaughterhouse wastewater, which is characterized by (i) high turbidity (up to 340 Nephelometric turbidity units), (ii) increased chemical oxygen demand (COD) concentration (4200 mg L-1), ... -
Hydrological modeling of Seydi Suyu watershed (Turkey) with HSPF
Albek, Mine; Öğütveren, Ülker Bakır; Albek, E (Elsevier Science BV, 2004)In this study, a mathematical modeling program called Hydrological Simulation Program-FORTRAN (HSPF) developed by the United States Environmental Protection Agency (EPA) was used for the hydrological modeling of the Middle ... -
One-step SO2 removal from the simulated flue gas on platinum anode in acidic solution
Un, Umran Tezcan; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (World Scientific And Engineering Acad And Soc, 2007)In this study, removal Of SO2 absorbed into sulfuric acid solution from simulated flue gases was studied on Pt expanded mesh anode as three dimensional packed bed electrode in a batch mode. The conversion of the gaseous ... -
Removal of disperse dye from aqueous solution by novel adsorbent prepared from biomass plant material
Gerçel, Özgül; Gerçel, H. Ferdi; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Elsevier Science BV, 2008)The adsorption of Disperse Orange 25 (3-[N-ethyl-4-(4-nitrophenylazo) phenylaminol propionitrile) onto activated carbon was investigated in a batch system with respect to contact time, carbon dosage, pH and temperature ... -
Removal of hydrogen sulfide by electrochemical method with a batchwise operation
Gerçel, Özgül; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Elsevier Science BV, 2008)This investigation demonstrated the prospects for the development of electrochemical reactor for the removal of hydrogen sulfide from sour gas at ambient temperature. Electrochemical absorption of hydrogen sulfide in aqueous ...