نتایج جستجو برای: advanced oxidation processes photo fenton

تعداد نتایج: 897307  

Journal: :Revista Ambiente & Água 2021

In this work, a flow photoreactor was designed and set up using low-cost recyclable parts to develop chemical treatments based on advanced oxidation processes (AOP) of highly colored textile wastewater. To evaluate sustainable system´s efficiency, we investigated compared the performance three types destructive methods (UV/H2O2, Fenton, photo-Fenton) decolorization aqueous solutions Reactive Bl...

ژورنال: یافته 2011
سردار, مهدیه , شیخ محمدی, امیر , منشوری, محمد , یزدانبخش, احمدرضا ,

Antibiotics are considered among the major pollutants in water environments. In this study, elimination of Claritromycin antibiotic has been studied from synthetic wastewater by combined coagulation and advanced oxidation process. Materials and Methods: This study was done in laboratory scale . Samples of synthetic wastewater were prepared from Claritromycin antibiotic. Concentration of samp...

2002
Giorgio Bertanza Roberta Pedrazzani Maria Cristina Collivignarelli Giordano Urbini

The use of AOPs (Advanced Oxidation Processes) for the treatment of industrial wastewaters has increased during the last years. The process efficiency depends on the treatment conditions (temperature, pH, reagent dosage etc.) and it is very difficult to predict it because the reaction mechanisms are strongly affected by the mutual relationship among these parameters and the wastewater compositi...

Journal: :ChemEngineering 2022

Advanced oxidation procedures (AOPs) refer to a variety of technical that produce OH radicals sufficiently oxidize wastewater, organic pollutant streams, and toxic effluents from industrial, hospital, pharmaceutical municipal wastes. Through the implementation such procedures, (post) treatment waste leads products are more susceptible bioremediation, less possess load. The basic mechanism produ...

Journal: :Arabian Journal of Chemistry 2022

Biological treatment, due to the formation of hazardous chemicals remove organic compounds such as dimethyl sulfoxide (DMSO) and N, N-dimethylacetamide (DMAC), has limited potential. Advanced oxidation processes (AOPs) are regarded a viable alternative for treating molecules containing carbon-hydrogen bonds that cannot be broken down by traditional physico-chemical methods. In this investigatio...

Journal: :Journal of Cleaner Production 2021

Herbicides have been largely utilized during the last decades to maintain quality and quantity of agricultural crop, ensuring need an increasing world food production. However, these synthetic organics are highly biorecalcitrant stable at mild conditions cannot be effectively destroyed in conventional wastewater treatment facilities. Among advanced oxidation processes used remove herbicides, el...

2012
Youssef Samet Emna Hmani Ridha Abdelhédi

The degradation of chlorpyrifos in water by Fenton (H2O2/Fe 2+) and solar photo-Fenton (H2O2/Fe 2+/solar light) processes was investigated. A laboratory-scale reactor was designed to evaluate and select the optimal oxidation condition. The degradation rate is strongly dependent on pH, temperature, H2O2 dosing rate, and initial concentrations of the insecticide and Fe 2+. The kinetics of organic...

Journal: :health scope 0
hossein jafari mansoorian health promotion research center, zahedan university of medical sciences, zahedan, ir iran; health promotion research center, zahedan university of medical sciences, zahedan, ir iran. tel: +98-918813385, fax: +98-5413425837 edris bazrafshan health promotion research center, zahedan university of medical sciences, zahedan, ir iran ahmadreza yari research center for environmental pollutants, qom university of medical sciences, qom, ir iran mostafa alizadeh students scientific research center, zahedan university of medical sciences, zahedan, ir iran

background fenton (fe2+ and h2o2) and modified fenton (fe3+ and h2o2) are two popular methods used in advanced oxidation processes (aop) and degradation of persistent organic pollutants (pops), such as dye compounds. in these processes, fe2+ and fe3+ as catalysts and h2o2 as the oxidizing agent are added to the reactor. objectives the aim of the current study is to assess the abovementioned met...

2015
Salem S. Abu Amr Abdul Aziz Shuokr Qarani Aziz Tamer M. Alslaibi

Leachate pollution is one of the main problems in landfilling. Among the most problematic parameters in stabilized leachate are COD, ammonia, and color. The treatment technology that can be used may differ based on the type of leachate produced. Even after treatment, the effluent characteristics are always hard to comply with the discharge standard. Ozonation is one of the chemical processes th...

Journal: :Water 2021

In this work, we have tested a photocatalytic material consisting of core SiO2/Fe3O4 coated with TiO2 (Magnox) for plausible tertiary wastewater treatment. For this, pilot plant 45 L equipped an Ultraviolet light (UVC) lamp was employed to study the degradation model contaminant, enrofloxacin (ENR), as well water disinfection (elimination Escherichia coli and Clostridium perfringens). The influ...

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