Where can I find a standard procedure for reverse osmosis membrane autopsy?

I am going to perform a membrane autopsy of a reverse osmosis membrane to investigate fouling. I know how to do it based on research papers that i have read but I need a standard procedure...

04 May 2018 4,526 2 View

CIP (Clean in place) system design for RO (reverse osmosis membrane) cleaning?

11 December 2016 498 1 View

Importance of maintaining the record of Material Safety Data Sheets (MSDS) of chemicals being used at the work place?

What is the importance of maintaining the record of Material Safety DataSheets (MSDS) of chemicals being used at the work place.

10 November 2016 3,583 3 View

How can i simulate cleaning process using sponge ball in heat exchanger?

09 October 2016 2,850 0 View

Multi stage flash distillation & multi effect evaporators in sea water desalination?

What are the specific types of evaporators used in multi stage flash distillation and multi effect evaporators in sea water desalination? such as parallel flow, cross flow...etc. and such as plate...

08 September 2016 9,247 1 View

Can you please send me a link where I can download Aspen software?

08 September 2016 9,656 11 View

IDA Desalination Report 2016?

Hello if someone has the IDA Desalination Report 2015-2016, can you please send me? I need it for my undergraduate dissertation. I will be very grateful. I have searched online, it is not...

07 August 2016 9,046 1 View

Are there any software which is used in desalination plant to monitor fouling and scaling?

Are there any software used in desalination plant? and can it be used to monitor or prevent fouling and scaling?

07 August 2016 5,304 3 View

How do i proceed to find the column reduction of a matrix?

04 May 2016 7,746 3 View

How can I convert atm/M into atm/mole fraction?

01 February 2016 4,006 0 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View