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Reverse osmosis is rapidly growing as a water treatment technology used for many applications, such as boiler feed water and recovering wastwater for reuse. This "green" technology is becoming more and more widely used in many settings, especially in industry. Even as the technology becomes more widespread, the understanding of the technology is lagging behind. Reverse Osmosis provides ...
Reverse osmosis is rapidly growing as a water treatment technology used for many applications, such as boiler feed water and recovering wastwater for reuse. This "green" technology is becoming more and more widely used in many settings, especially in industry. Even as the technology becomes more widespread, the understanding of the technology is lagging behind. Reverse Osmosis provides an essential reference for any process or chemical engineer working with this emergent technology.
This outstanding reference:
1. Introduction and History of Development.
1.1. Uses of Reverse Osmosis.
1.2. History of Reverse Osmosis Development.
2. Reverse Osmosis Principles.
2.2. Reverse Osmosis.
2.3. Dead-End Filtration.
2.4. Cross-Flow Filtration.
3. Basic Terms and Definitions.
3.1. RO System Flow Rating.
3.5. Concentration Polarization.
3.9. Silt Density Index (SDI).
3.10. Langelier Saturation Index (LSI).
4.1. Transport Models.
4.4. Commercially-Available Membranes.
5. Basic Flow Patterns.
5.3. Double Pass.
5.4. Multiple Trains.
6. Reverse Osmosis Skid--with contributions by Mark Sadus.
6.1. Cartridge Filters.
6.2. Feed Pumps.
6.3. Manifolding--Materials of Construction.
6.6. Data Acquisition and Management.
6.7. Auxiliary Equipment.
PART II: PRETREATMENT.
7. Water Quality Guidelines.
8. Techniques and Technologies.
8.1. Mechanical Pretreatment.
8.2. Chemical Pretreatment.
8.3. Combination Mechanical Plus Chemical Treatments.
8.4. Sequencing of Pretreatment Technologies.
PART III: SYSTEM DESIGN.
9. Design Considerations.
9.1. Feed Water Quality.
9.4. Feed Water Flow.
9.5. Concentrate Flow.
10. RO Design and Design Software.
10.1. ROSA--Dow Water and Process Solutions.
10.2. TorayDS--Toray Membrane USA.
10.3. IMS Design--Hydranautics.
PART IV: OPERATIONS.
11. On-Line Operations.
11.1. Performance Monitoring.
11.2. Data Collection.
11.3. Data Analysis and Normalization.
11.4. Preventative Maintenance.
12. Performance Degradation.
12.1. Normalized Permeate Flow.
12.2. Normalized Salt Rejection.
12.3. Normalized Differential Pressure.
13. Off-Line Operations.
13.1. System Flush.
PART V: TROUBLESHOOTING.
14.1. Mechanical Evaluation.
14.2. General Performance Issues.
14.3. Performance Projections.
14.4. Data Assessment.
14.5. Water Sampling.
14.6. Membrane Integrity Testing.
14.7. Profiling and Probing.
14.8. Membrane Autopsy.
PART VI: SYSTEM ENGINEERING.
15. Issues Concerning System Engineering.
15.1. Water Softening.
15.2. Sizing and Capacity.
15.3. Membrane Cleaning: On-Site versus Off-Site.
15.4. Reject Disposal Options.
16. Impact of Other Membrane Technologies.
16.1. Microfiltration and Ultrafiltration.
16.3. Continuous Electrodeionization.
PART VII FREQUENTLY ASKED QUESTIONS.
17. Frequently Asked Questions.
Posted March 30, 2013
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Posted March 30, 2013