Rules of Thumb for Water and Wastewater Engineers

A unique resource for water engineers to make quick evaluations and and estimate design decisions, drawn from extensive practical experience and theoretical knowledge.

Auteur

Moe Toghraei is an instructor and consultant with Engrowth Training based in Calgary, Alberta, Canada. He has more than 20 years of experience in the chemical process industries. Moe has published articles on different aspects of chemical process operations, and has more than 10 years experience in training and designed dozen of courses for his company, and for other technical colleges.
He holds a BSc. (in Chemical Engineering) from Isfahan University of Technology (Iran), and an M.Sc. in Environmental Engineering from Tehran University (Iran). He is a professional engineer (P.Eng) in the province of Alberta, Canada.

Contenu

Part 1 - General
1.1 Water Resources - surface vs ground
1.2 Water Consumers
Part 2 - Water Contaminants
2.1 Settleables
2.1.1 (Dead) Particles
2.1.2 (Live) Organisms
2.2 Floatables
2.3 Dissolved
2.3.1 Dissolved Gases
2.3.2 Dissolved Ions
2.3.2.1 Specific Ions
2.3.2.1.1 Total hardness of Water
2.3.2.1.2 Alkalinity of Water
2.3.2.1.3 pH of Water
2.3.2.2 Total Dissolved Solids of Water
2.4 Colloids
2.5 Contaminants in different forms
2.6 Water Analysis
2.7 Water Temperature
Part 3 - Removal Methods
3.1 Settleable removal
3.1.1 Sedimentation
3.1.1.1 Universal g-force Sedimentation
3.1.1 Enhanced g-force Sedimentation (Cyclonic separation, Centrifugation)
3.1.2 Filtration
3.1.2.1 Conventional Filtration
3.1.2.2 Membrane Filtration
3.2 Floatable removal
3.2.1 Creaming
3.2.1.1 Universal g-force Creaming
3.2.1.2 Enhanced g-force Creaming (Cyclonic separation, Centrifugation)
3.2.1.3 Gas assisted Creaming (dissolved gas, dispersed gas flotation)
3.2.2 Filtration
3.2.2.1 Conventional Filtration
3.2.2.2 Membrane Filtration
3.2.3 Adsorption
3.3 Dissolved material removal
3.3.1 Dissolved Organic removal
3.3.1.1 Biological Treatment
3.3.1.2 Non-Biological Treatments (Adsorption, Ion exchange, Incineration)
3.3.1.3 Advanced Oxidation Treatment
3.3.2 Dissolved inorganic removal
3.3.2.1 Total Dissolved inorganic removal
3.3.2.1.1 Ion Exchange
3.3.2.1.2 Reverse Osmosis
3.3.2.1.3 Evaporation
3.3.2.2 Specific Ion removal
3.3.2.2.1 Precipitation
3.3.2.2.2 Selective Ion Exchange
3.3.3 Dissolved Gas removal
3.3.1.1 Stripping
3.3.1.1 Removing by considering as dissolved organics or inorganics
3.4 Colloid Removal
3.4.1 Direct Colloid Removal
3.4.2 Colloid Removal by converting to solid
3.5 Dealing with live organisms
Part 4 ? Process Development
4.1 Water management
4.2 Equalization
4.3 Treatment strategy
4.4 Pre-and Post- treatment