Hossein Karimi

3 Questions 7 Answers 0 Followers

Questions related from Hossein Karimi

Is there an upper limit flow rate for recirculation flow in reverse osmosis system?

I want to design a 50 m3/day RO plant for treating brackish well water with about 3000 ppm feed TDS. The system recovery should be more than 70% and the product water TDS should be less than 300...

08 August 2015 2,424 9 View

Which functional group is more hydrophilic?

Following three functional groups are on a polymeric surface: 1. Carboxylic acid: -(C=O)-OH 2. Amide: -(C=O)-N- 3. Anhydride: -(C=O)-O-(C=O)- I though that more carboxylic acid group on the...

12 December 2014 7,580 9 View

How can I find the reaction rate constants and enthalpies for interfacial polymerization of m-Phenylenediamine (MPD) and Trimesoylchloride (TMC)?

Synthesis of polyamide TFC membrane is performed with interfacial polymerization of aqueous solution of MPD with organic solution of TMC. Three series of reactions are performed in interfacial...

03 March 2014 8,177 4 View