نتایج جستجو برای: Iron electrodes

تعداد نتایج: 181428  

Journal: :jundishapur journal of health sciences 0
afshin takdastan environmental technologies research center, department of environmental health,ahvaz jundishapur university of medical sciences, ahvaz, ir iran saeed emami tabar department of environmental engineering, islamic azad university, khuzestan science and research branch, ahvaz, ir iran abdolkazem neisi department of environmental health, ahvaz jundishapur university of medical sciences, ahvaz, ir iran azadeh eslami department of environmental engineering, college of environment and energy, tehran science and research branch, islamic azad university, tehran, ir iran; department of environmental engineering, college of environment and energy, tehran science and research branch, islamic azad university, tehran, ir iran. tel: +98-9166054619, fax: +98-6113342262

background existence of fluoride in drinking water above the permissible level causes human skeletal fluorosis. objectives electrocoagulation by iron and aluminum electrodes was proposed for removing fluoride from drinking water. materials and methods effects of different operating conditions such as treatment time, initial ph, applied voltage, type and number of electrodes, the spaces between ...

ژورنال: طلوع بهداشت یزد 2014
امین, محمد مهدی , جعفری, نگار , فرخ زاده, حسین, فروغی, مریم , هاشمی, حسن,

Introduction: For marketing and selling their products, water-treatment equipment vendors use commercial iron and aluminum electrodes thereby changing the quality of water and increasing soluble and suspended solids in water. Due to the lack of scientific justification for the creation of sludge and discoloration caused by water electrolysis with commercial electrodes, this study aimed to compa...

ژورنال: سلامت و محیط زیست 2013
جباری, ابراهیم, رضوی, مرضیه, سعیدی, محسن,

Background & Objectives: In this study, treatability of wastewater from a laundry unit was investigated by applying electrocoagulation method in which two pairs of aluminum and iron electrodes were utilized. Electrocoagulation is a noble treatment method suitable for different kinds of wastewater which has been given a considerable attentions by researchers recently. Applying direct current to ...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2015
mostafa alizadeh esmail ghahramani mansur zarrabi sara hashemi

in this study, removal of methylene blue by electro-coagulation method using aluminum and iron electrodes was investigated. the influence of the operating parameters such as contact time, current density, anode type, inter-electrodes distance, initial and final ph and energy consumption rate was determined. dye removal was increased with increases in solution ph, current density and contact tim...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2002
nezameddin daneshvar habib ashassi rohan rakhshaei

electrochemically generated iron can remove most contaminants present in water and wast water, by precipitation, adsorption, electrostatic interaction, and complex formation (generally called electrocoagulation-ec). in the present paper, pretreatment of brackish water having high total hardness (th), alkalinity (a),  and cl¯ ions, is studied by application of a dc-electrical current ot the iron...

ژورنال: طلوع بهداشت یزد 2014
بذر افشان, ادریس, جعفری منصوریان, حسین, جنیدی جعفری, احمد, محوی, امیر حسین,

Introduction:Lead and zinc are among the most poisonous unnecessary heavy metals available in the environment and are among the first grade poisonous pollutants. In this study the efficiency of electrocoagulation process using alternating and direct current and iron and stainless steel rods for elimination of lead and zinc from battery industrial wastewater has been investigated. Methods:Wa...

Esmail Ghahramani Mansur Zarrabi, Mostafa Alizadeh Sara Hashemi,

In this study, removal of methylene blue by electro-coagulation method using aluminum and iron electrodes was investigated. The influence of the operating parameters such as contact time, current density, anode type, inter-electrodes distance, initial and final pH and energy consumption rate was determined. Dye removal was increased with increases in solution pH, current density and c...

Alaa M. Saqer Nader B. Farhat Nasser M. Abu Ghalwa

In this research, the efficiency of electrocoagulation treatment process using iron and aluminum electrodes to treat synthetic wastewater containing Reactive Red 24 (RR 24) was studied. The effects of parameters such as current density, pH, type of electrolyte, initial dye concentration, electrolyte concentration, temperature, and inter electrode distance on dye removal efficiency were investig...

Habib Ashassi Nezameddin Daneshvar, Rohan Rakhshaei

Electrochemically generated iron can remove most contaminants present in water and wast water, by precipitation, adsorption, electrostatic interaction, and complex formation (generally called electrocoagulation-EC). In the present paper, pretreatment of brackish water having high total hardness (TH), alkalinity (A),  and Cl¯ ions, is studied by application of a DC-electrical current ot the ...

Journal: :international journal of environmental research 0
m. behbahani civil and environmental engineering department, amirkabir university of technology (aut), hafez st., tehran, 15875-4413, iran m.r. alavi moghaddam civil and environmental engineering department, amirkabir university of technology (aut), hafez st., tehran, 15875-4413, iran m. arami textile engineering department, amirkabir university of technology (aut), hafez st., tehran, 15875-4413, iran

this study presents a comparison between aluminum and iron plate electrodes on phosphate removal from aqueous solutions by electrocoagulation process. the effectiveness of main operational parameters such as initial ph, initial phosphate concentration and current density were examined. in addition, treated solution and sludge characteristics, energy consumption and electrode mass depletion were...

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