Membrane Technology – Regina

Instructor – Kelly Franks – Delco Water

Membrane Technology overview (6 hours)

The intent of this workshop is to provide the attendees with a general technical overview of the varying types of membrane treatment available for drinking water, including:




-Reverse Osmosis

Applications, advantages, disadvantages, operator involvement and maintenance will be discussed for each technology

  1. Introduction: (1 hour)

Water contaminants overview




-reading and analysing a water analysis

Osmosis and Reverse Osmosis (nanofiltration) (1 hour)

            -Osmotic Pressure

-applied pressure

-net driving pressure

-water flux

-salt flux


-difference/similarities between Reverse Osmosis and Nanofiltration

-applications and limitations

Microfiltration and Ultrafiltration

            -applications and limitations

-difference/similarities between Micro and Ultrafiltration

  1. Membrane elements, modules and vessels (1 hour)


-feed water spacer

-Permeate spacer

-flow path

-single stage, multi-stage

-single pass, double pass

  1. Reverse Osmosis Unit operation (1 hour)

RO unit operation

-Recovery rate


-Water flux per element

-Net driving Pressure/element (NDP)

-Salt passage (SP)/element

-NDP and SP versus temperature

  1. Pretreatment Options (1 hour)

                        -minimizing scaling and fouling

-antiscalant projections and injection

-acid injection

-cartridge filtration

-microfiltration and ultrafiltration

-Manganese Greensand Vs. Biological filtration

  1. Membrane cleaning (1 hour)

                        -low pH

-high pH


-element tolerances

-quantifying success

  1. Daily Monitoring (1 hour)

-normalizer permeate flow (NPF)

-Normalized Salt Passage (NSP)

-Normalized pressure drop

-Normalized differential pressure


Questions and discussions.



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Download Registration PDF

March 6, 2019

8:00 am - 4:30 pm

CEU Value: 0.6 CEU

Location: Regina, SK, Canada

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