نتایج جستجو برای: photo fenton process
تعداد نتایج: 1338582 فیلتر نتایج به سال:
The application of advanced oxidation processes (AOPs) to the treatment of an effluent contaminated with hydrocarbon oils was investigated. The AOPs conducted were Fe2+/H2O2 (Fenton's reagent), Fe2+/H2O2/UV (Photo-Fenton's reagent) and UV-photolysis. These technologies utilize the very strong oxidizing power of hydroxyl radicals to oxidize organic compounds to harmless end products such as CO2 ...
Abstract In this study, the Fenton/adsorption of dye effluent containing Levafix blue has been carried out via a cost-efficient and eco-friendly heterogeneous Fenton solar-Fenton methods. Alum sludge, water treatment by-product were successfully collected calcined to 400 °C (AS400) tested for use as catalyst in process. X-ray diffraction, Scanned electron microscopy techniques applied investiga...
The aim of this work is to investigate the enhancement UVC-based tertiary treatments; for purpose, real wastewater treatment plant (WWTP) effluent was spiked with a model pollutant, namely acetaminophen. UVC irradiation resulted in some photodegradation acetaminophen, which enhanced upon addition hydrogen peroxide (11 mM), but higher amounts oxidizing agent no significant acceleration process. ...
The present work is focused on the homogeneous and heterogeneous photo-catalytic degradation of Hacid, a non-biodegradable dye intermediate from dye manufacturing industries, using Advanced Oxidation Processes (AOPs) such as UV, UV/H2O2, UV/H2O2/Fe 2+ (photo-Fenton process), UV/TiO2 and UV/H2O2/TiO2. Degradation experiments were carried out to optimize the amount of catalyst, effect of Hacid co...
Advanced oxidation processes (AOPs) have been postulated as viable, innovative, and efficient technologies for the removal of pollutants from water bodies. Among AOPs, photo-Fenton shown to be effective degradation various types organic compounds in industrial wastewater. Monometallic iron catalysts are limited practical applications due their low catalytic activity, poor stability, recyclabili...
To provide new insights toward the selection of the most suitable AOP for isoxazolyl penicillins elimination, the degradation of dicloxacillin, a isoxazolyl penicillin model, was studied using different advanced oxidation processes (AOPs): ultrasound (US), photo-Fenton (UV/H2O2/Fe2+) and TiO2 photocatalysis (UV/TiO2). Although all processes achieved total removal of the antibiotic and antimicro...
This paper reports on the development of hybrid water treatment technologies that take advantage of the attributes of activated carbon adsorption and Fenton oxidation through the development of novel hybrid process schemes: i) a continuous Powdered Activated Carbon (PAC) – Fenton process using a dilute suspension of PAC in a well-mixed reactor vessel connected to a submerged ultrafiltration (UF...
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...
This study evaluated the COD removal performances of classical-Fenton and photo-Fenton Processes by different prediction models. To optimize both Fenton processes performed in batch reactors, effects H2O2 dose, Fe(II) H2O2/Fe(II) rate, contact time were determined as independent variables Besides response surface methodology, three neural networks used to more reliably effectively predict behav...
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