نتایج جستجو برای: photo electro fenton

تعداد نتایج: 51228  

Journal: :Current Opinion in Electrochemistry 2023

Combination of electro-Fenton (EF) process with other advanced oxidation processes (AOPs) is found very much effective for water and wastewater treatment. The combined including sono-EF (SEF), photo-EF (PEF), electro-peroxone, ferrate-EF EF persulfate allow enhancing the mineralization efficiency treatment as well reducing operational cost toxicity treated wastewater. Even though, there are sev...

2013
Mohamed Gar Alalm Ahmed Tawfik

Assessment the efficiency of Fenton process (Fe 2+ /H2O2), versus photo-Fenton reaction (TiO2/Fe 2+ /H2O2/UV) for removal of Chloropyrifos, and COD from pesticide wastewater were investigated. Solar compound parabolic collectors (CPC) pilot scale with borosilicate tubes was used for photo-Fenton process. The effect of reaction time, initial pH and dosage of H2O2, FeSO4, TiO2 were studied for bo...

Journal: :Applied Water Science 2021

Abstract Abatement of water pollution is being a major concern to be dealt with, as the scarcity for basic needs human beings increasing drastically. As part diminishing pollution, treatment industrial wastewater prior disposal plays paramount role. Due typical characteristics pesticide, intermediate waste also challenging issue. In this study three different sequential methodologies (Methodolo...

Journal: :Water Research 2021

Advanced oxidation processes (AOPs) have received a lot of attention over the years as advanced physico-chemical polishing wastewater treatments to remove biorefractory pollutants. Additionally, many studies report their excellent degradation and mineralization performance stand-alone technologies too, demonstrating versatility these processes; however, there is lack suitable methods compare (i...

2016

The homogeneous Fenton reaction is a complex chemical system that involves hydrogen peroxide and dissolved iron salts to generate highly reactive hydroxyl radicals in acidic solution. It is also known that the degradation rate of the Fenton system is significantly enhanced when the mixture is irradiated with UV or UV/Visible radiation. This photo-assisted Fenton process, or photo-Fenton process...

2010

This study makes a comparison between Fenton, Fenton-like, photo-Fenton and photo-Fenton-like treatment methods to investigate the removal of two acid dyes. The two selected acid dyes are C.I. Acid Orange 8 (AO8) and C.I. Acid Red 17 (AR17). These were chosen as model organic contaminants. The effect of operating parameters, such as amount of Fenton’s reagent (H2O2 and Fe) and Fenton’s-like rea...

Journal: :Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes 2006
Ayrton Figueiredo Martins Danielle Marranquiel Henriques Marcelo Luis Wilde Tibiriçá Gonçalves Vasconcelos

The treatment of an effluent from the production of trifluraline was studied using a 1-L, semi-batch, tank-stirred glass reactor for performing three different advanced oxidation processes (photoperoxidation, Fenton, photo-Fenton). A commercial, medium-pressure mercury lamp was used for sample irradiation. The degradation was monitored by measurements of absorptiometric color reduction, UV-visi...

2014
Sondos Dbira Ahmed Bedoui Nasr Bensalah

In this work, the degradation of 2-chloro-4,6-diamino-1,3,5-triazine in aqueous solutions by photo-Fenton process has been investigated. The preliminary results have shown that the degradation of 2-chloro-4,6-diamino-1,3,5-triazine by photo-Fenton process is more rapid and more effective than Fenton and UV/H2O2 processes. The effects of certain experimental parameters on kinetics and efficiency...

Journal: :international journal of environmental research 2014
k. eryuruk u. tezcanun u. bakir ogutveren

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 arecycling batch mode while three iron rods located at the center of the reactor were used as an anode. theeffects of different parameters, including the current density, the supporting electrolyte dos...

Journal: :Nanoscale 2014
Bang Lin Li Ling Xiao Chen Hao Lin Zou Jing Lei Lei Hong Qun Luo Nian Bing Li

Electrochemically induced Fenton (electro-Fenton) reaction was used for efficient and controllable preparation of hydroxyl radicals, leading to the generation of luminescent quantum dots through etching of as-exfoliated MoS2 nanosheets. Morphologic changes of MoS2 nanosheets during the electro-Fenton reaction were monitored using transmission electron microscopy, showing that etching of MoS2 na...

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