APPLICATION OF EXCITATION EMISSION MATRIXES SPECTROSCOPY TO STUDY HUMIC ACIDS REJECTION WITH TiO2 NANOFILTRATION MEMBRANE WITH ENLARGED AREA

Autor: MIHAELA-ELENA DASCĂLU, JUAN ANTONIO LÓPEZ-RAMÍREZ, VALENTIN NEDEFF, EMILIAN MOSNEGUȚU, DRAGOS RUSU

Publikováno v: Scientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry, Vol 19, Iss 3, Pp 313-321 (2018)

In recent years, membrane technology is increasingly being studied and thus became even more used in the production of drinking water. However, the presence of foulants in natural waters, as humic acids, affects strongly the efficiency of membrane pr

Externí odkaz: https://doaj.org/article/5814096a6a4248e4b4486edf6e60de52

Study of reverse osmosis membranes fouling by inorganic salts and colloidal particles during seawater desalination

Autor: Mohammed Hassani Zerrouk, Agata Egea-Corbacho Lopera, José María Quiroga Alonso, Santiago Gutiérrez Ruiz, Juan Antonio López-Ramírez

Publikováno v: Chinese Journal of Chemical Engineering. 28:733-742

Fouling phenomenon is considered among the major reasons that cause significant increase of operating cost of desalination plants equipped with reverse osmosis (RO) membranes. This phenomenon is studied in the present work in the case of RO polyamide

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c7bb151712eff7fda66c7e5cdaacba34
https://doi.org/10.1016/j.cjche.2019.10.004

Diffusion behavior of humic acid during desalination with air gap and water gap membrane distillation

Autor: Juan Antonio López-Ramírez, Mikel Duke, Jianhua Zhang, David Amaya-Vías, Stephen Gray

Publikováno v: Water Research. 158:182-192

Desalination and water reuse are important means to resolve local water scarcity and security issues worldwide where membrane distillation (MD) may be part of a solution. Natural organic matter and in particular, humic acids (HA), are widely present

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f3108065be064d71125de8d47117cff4
https://doi.org/10.1016/j.watres.2019.03.055

Hydrodynamic Surface Evaluation of a Polymeric Reverse Osmosis Membrane Using a Crossflow Cell

Autor: Juan Antonio López-Ramírez, Ioan Gabriel Sandu, Mihaela-Elena Dascalu, Florin Nedeff, Emilian Mosnegutu

Publikováno v: Revista de Chimie. 70:866-870

The purpose of this research was to visualize the fouling process of a flat-sheet polymeric membrane into a flow cell, using particles to study their deposition onto the membrane surface. This set of experiments was analyzed from an imagistic point o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::98bff83926a730efc44e6dcc168aa688
https://doi.org/10.37358/rc.19.3.7022

Ceramic Nanofiltration Membrane Fouling: Application of Mathematical Modelling to the Use of Excitation Emission Matrix Spectroscopy

Autor: Juan Antonio López-Ramírez, Andrei Victor Sandu, Florin Nedeff, Emilian Mosnegutu, Mihaela-Elena Dascalu, Ion Sandu

Publikováno v: Revista de Chimie (Rev. Chim.), Year 2020, Volume 71, Issue 5, 330-339
RODIN: Repositorio de Objetos de Docencia e Investigación de la Universidad de Cádiz
Universidad de Cádiz
RODIN. Repositorio de Objetos de Docencia e Investigación de la Universidad de Cádiz
instname

This paper presents a mathematical modeling for a series of experiments in which humic acid (AH) and calcium chloride (CaCl2) were used, in order to visualize the amount of contaminant before and after the nanofiltration (NF) process, using Excitatio

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::db27a7410c10f1816352b3b72b0a61bd
http://hdl.handle.net/10498/23971