13 Questions 6 Answers 0 Followers
Questions related from Abdeljalil Chougradi
I'm studying the fouling of RO membrane for desalination of seawater or brackich water. what is the minimal concentration of foulants (inorganic salts, organic foulants) in feed water which would...
30 January 2020 3,352 1 View
I'm trying to visualise fouling layers (biofouling, organic, inorganic and colloidal) on reverse osmosis membranes. Do you think SEM technique is a practical one? are there better...
11 November 2019 6,731 4 View
Is it possible to patent a mathematical (with algorithm ) model used for variables calculation of a chemical process, knowing that there are different models patented for the same chemical process...
06 November 2019 2,884 8 View
I need to monitor all kinds of fouling (colloidal, organic, scaling, biofouling) on the reverse osmosis membrane in the desalination process. what are the practical (easy and reliable) techniques...
06 November 2019 3,233 3 View
I'm looking for documentation and papers describing the effect of cyclic feed concentration on membrane fouling. by cyclic concentration, I mean a feed which has a non-constant concentration and...
03 November 2019 7,754 1 View
i worked on a model to describe a desalination reverse osmosis process. I have all the equations needed and the model is ready. the model depends on five parameters. how many experiments do I need...
28 June 2019 319 3 View
I'm looking for the typical values for Mass transfer k used in the calculation of concentration in membrane wall (cases of spiral wound and flat membranes)
29 April 2019 2,698 3 View
I need the exact value of water and salt permeabilities of DOW RO membranes for my project. Thank you.
31 March 2019 1,181 0 View
What are the values of water and salt permeabilities in common reverse osmosis membrane for desalination ? (filmtec membranes for instance) I need precise values as much as possible. Thank you.
19 January 2019 5,706 3 View
what is the most used type of commercial membranes in reverse osmosis desalination ? and where can I find data about these membranes (solvent and solute permeability, pH range, max pressure, etc...)
06 January 2019 5,216 5 View
Where can I find data about reverse osmosis desalination plants : Energy used per cubic meter, volume of water treated, modules array etc ?
27 December 2018 8,873 4 View
Reverse osmosis modelling
27 December 2017 3,676 1 View
Topic for a PhD thesis in the field of wastewater treatment modelling.
21 December 2017 6,062 6 View
