Resources - Avista Membrane Treatment Solutions
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Case Studies
BWRO Plant – Cleaning Study
A brackish water reverse osmosis plant (BWRO) in East Spain suffered a significant loss of performance, with permeate flow rate dropping 40% with a consequent drop in recovery from 65% to 45%.
Foulant Identification, General Manufacturing
Case Studies
Removing Silica Scale
A consulting engineering firm, selected to design and oversee the construction of a 5MGD reverse osmosis (RO) system for a Southern California military facility, handed over the system to an operations management firm.
Foulant Identification, General Manufacturing
Literature, Technical Guides
Biocide
The primary non-oxidizing biocides used today are dibromonitrilopropionic acid (DBNPA) and isothiazolin.
Avista™ Membrane Chemicals, General Manufacturing
Literature, Technical Guides
Antiscalants
Scaling within RO systems is a serious matter, for not only does scaling drastically reduce system performance, but also the irreversible damage on the membranes can come from more than just scale deposition.
Avista™ Membrane Chemicals, General Manufacturing
Literature, Technical Guides
Cleaning Spiral Wound Membranes
All reverse osmosis (RO) systems foul over time.
Avista™ Membrane Chemicals, Food & Beverage
Literature, Technical Guides
The Role of Coagulants in Reducing Colloidal Fouling
Micromedia filtration (MMF) is the most economical means of removing colloids from reverse osmosis (RO) feed water.
Avista™ Membrane Chemicals, General Manufacturing
Videos
The Power of Cloning Membrane Performance
What if you could diagnose and treat your failing reverse osmosis (RO) system without disrupting the system?
Troubleshooting, General Manufacturing
Technical Support, Videos
Avista | Cell Test Cleaning Study
Avista Cell Test Cleaning studies have become an integral part of the Avista Membrane Autopsy and a useful tool in validating the effectiveness of a cleaning regime against a site-specific foulant.
Avista™ Membrane Chemicals, Food & Beverage
Technical Support
CIP Cleaning of Membranes
On-site application experts are available to provide specific guidance and training on clean-in-place (CIP) procedures to confirm that you are receiving maximum benefit from your cleaning procedure.
Avista™ Membrane Chemicals, General Manufacturing
Case Studies
Improve System Performance
Avista was contacted by a municipal water supplier in Ohio, USA, for advice on their reverse osmosis (RO) system which had been experiencing increases in delta pressure and flow losses in a matter of days.
Avista™ Membrane Chemicals, Municipal Drinking Water
Case Studies
In-Depth Analysis of Changes Restores System Optimization
A brackish water reverse osmosis (BWRO) plant had been operating effectively, applying Avista antiscalant and cleaners for about a year.
Avista™ Membrane Chemicals, General Manufacturing
Case Studies
RO System Optimization
A consulting engineering firm, selected to design and oversee the construction of a 5MGD reverse osmosis (RO) system for a Southern California military facility, handed over the system to an operations management firm.
Foulant Identification, General Manufacturing
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