نتایج جستجو برای: fenton processes

تعداد نتایج: 531334  

Journal: :International Journal of Chemical Engineering 2022

Ozonation is one of the most effective and efficient advanced oxidation processes (AOPs) has shown great potential in treatment industrial effluent wastewater. In present work, ozone-Fenton process for % COD color removal together with electrical energy per order (EE/O) determination distillery wastewater (DIW) was established. The developed by combining ozone (O3) Fenton (Fe2+/H2O2) process. (...

2015
Gong Cheng Jing Lin Jian Lu Xi Zhao Zhengqing Cai Jie Fu

The photo-Fenton reaction is a promising method to treat organic contaminants in water. In this paper, a Fenton reagent enhanced by microwave electrodeless ultraviolet (MWEUV/Fenton) method was proposed for advanced treatment of nonbiodegradable organic substance in pesticide-containing biotreated wastewater. MWEUV lamp was found to be more effective for chemical oxygen demand (COD) removal tha...

ژورنال: سلامت و محیط زیست 2019

Background and Objective: Wastewater from pharmaceutical industry has high chemical oxygen demand as a result of the presence of organic drugs and antibiotics. In order to meet the environmental requirements, several treatment methods like chemical and electrochemical methods have been widely applied due to their high ability to remove organic compounds from pharmaceutical wastewater. Therefore...

Fenton process, as one of the most conventional advanced oxidation processes, is widely used in the treatment of specific wastewaters, especially landfill leachate. In current study, the main target was to evaluate some neglected aspects of Fenton process in operational applications. Thus, three novel responses were introduced. Mass removal efficiency evaluates overall recalcitrant destruction ...

Journal: :Applied and environmental microbiology 2003
J B Cross R P Currier D J Torraco L A Vanderberg G L Wagner P D Gladen

An approach to decontamination of biological endospores is discussed. Specifically, the performance of an aqueous modified Fenton reagent is examined. A modified Fenton reagent formulation of cupric chloride, ascorbic acid, and sodium chloride is shown to be an effective sporicide under aerobic conditions. The traditional Fenton reaction involves the conversion of hydrogen peroxide to hydroxyl ...

Journal: :Journal of water and health 2012
Erick R Bandala Liliana González Jose Luis Sanchez-Salas Jordana H Castillo

Sequential helminth egg inactivation using a solar driven advanced oxidation process (AOP) followed by chlorine was achieved. The photo-assisted Fenton process was tested alone under different H(2)O(2) and/or Fe(II) concentrations to assess its ability to inactivate Ascaris suum eggs. The effect of free chlorine alone was also tested. The lowest egg inactivation results were found using Fe(II) ...

Journal: :Industrial & Engineering Chemistry Research 2023

With the development of industry and agriculture, increasingly serious problems environmental pollution water quality deterioration that affect human health need to be solved. Materials containing both Fe Mn, two most abundant metal elements, have been widely used for wastewater decontamination since they are nontoxic, low-cost, easy prepare, highly efficient. This review systematically summari...

Journal: :Science of The Total Environment 2021

This study focused on the effect of salinity performance a pilot-scale nanofiltration (NF) for preconcentration microcontaminants (MCs) in combination with solar photo-Fenton or photo-Fenton-like treatment their elimination from NF permeate and concentrate streams. Photo-Fenton was carried out simulator at pH 3 natural using Ethylenediamine-N, N?-disuccinic acid (EDDS) as an iron complexing age...

Journal: :Journal of environmental chemical engineering 2022

This work aims to study the ability of using single and sequential electro-Fenton (EF) electrocoagulation (EC) processes in order treat tannery wastewater. The first method was run with an air diffusion cathode for H2O2 generation boron–doped diamond (BDD) as anode. second conducted mild steel electrodes. applied processes' performance monitored by removals chemical oxygen demand (COD) along to...

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