نتایج جستجو برای: simultaneous carbon and nutrients removal

تعداد نتایج: 16921179  

2003
F. Orshansky N. Narkis

-The use of powdered activated carbon treatment (PACT), based on simultaneous adsorption and biodegradation, is effective for treating organic toxic pollutants, present in industrial wastewaters. Removal of phenol and aniline from aqueous solutions by biological treatment alone, by adsorption on powdered activated carbon (PAC) alone and by simultaneous adsorption and biodegradation were compare...

Journal: :Water research 2011
D Serrano S Suárez J M Lema F Omil

The performance of a membrane bioreactor operating in a sequential mode (SMBR) using an external flat-plate membrane was investigated. After 200 days of operation, a single addition of 1 g L(-1) Powdered Activated Carbon (PAC) was added directly into the mixed liquor in order to enhance the simultaneous removal of nutrients and pharmaceutical micropollutants from synthetic urban wastewater. Thr...

2016

The present study illustrates the efficiency of microalgae based treatment system. Treatment of wastewater with Microalgae based system have the ability to remove nutrients (Nitrogen, Phosphorus and other nutrients), heavy metals, toxic substances (both organic and inorganic), BOD, COD and other impurities present in the wastewater by using the sunlight, CO2, and impurities like nutrients prese...

Journal: :Environmental engineering science 2012
Reza Saeedi Kazem Naddafi Ramin Nabizadeh Alireza Mesdaghinia Simin Nasseri Mahmood Alimohammadi Shahrokh Nazmara

Simultaneous removal of nitrate ([Formula: see text]) and natural organic matter (NOM) from drinking water using a hybrid heterotrophic/autotrophic/BAC bioreactor (HHABB) was studied in continuous mode. The HHABB consisted of three compartments: ethanol heterotrophic part, sulfur autotrophic part, and biological activated carbon (BAC)-part (including anoxic and aerobic sections). Experiments we...

ابراهیمی, علی اصغر, احرامپوش, محمد حسن, بابایی, فاطمه, طالبی, پروانه, فلاح زاده, حسین, قانعیان, محمد تقی,

Background and purpose: Today, due to the reduction of water resources, separation of gray water from domestic wastewater and its reuse has gained more interest. The aim of this study was to apply multi-layer filtration (MLF) for removal of nutrients from gray water. Materials and methods: This laboratory-scale study was carried out in 2.3-19.2 gr. COD / L. d organic loading rates (OLR) over a...

A. Asghari, B. Mirtamizdoust M. Ghaedi M. Hemati M. Rajabi

In this study, ZnO nanoparticles were loaded on activated carbon prepared from almond shell (ZnO-NP-AC). Then, this novel material applied as an efficient adsorbent for the ultrasonic assisted simultaneous removal of Basic Blue 41(BB41) and Basic Red 46 (BR46) in binary solution.  The efficiency of proposed activated carbon was enhanced by acid treatment and subsequent modification by physical ...

ژورنال: طلوع بهداشت یزد 2015
پیرصاحب, مقداد , محمدی, میترا ,

Abstract Introduction: Hospital wastewater including nutrients, nitrogen and phosphorous especially, that with discharge in environment result in problems in water ecosystem, animals and human health. Therefore, the aim of this study is determination of Nitrogen and phosphorous simultaneous removal from hospital wastewater by intermittent cycle extended aeration system (ICEAS). Methods: In...

Journal: :journal of nanostructures 2014
a. asghari m. hemati m. ghaedi m. rajabi b. mirtamizdoust

in this study, zno nanoparticles were loaded on activated carbon prepared from almond shell (zno-np-ac). then, this novel material applied as an efficient adsorbent for the ultrasonic assisted simultaneous removal of basic blue 41(bb41) and basic red 46 (br46) in binary solution.  the efficiency of proposed activated carbon was enhanced by acid treatment and subsequent modification by physical ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1391

in this thesis, we exploit a simple and suitable method for immobilization of copper(ii) complex of 4?-phenyl-terpyridine on activated multi-walled carbon nanotubes [amwcnts-o-cu(ii)-phtpy]. this nanostructure was characterized by various physico-chemical techniques. to ensure the efficiency and fidelity of copper species, the implementation of three-component strategies in click-chemistry all...

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