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Waste Water Treatment Practice N3
N. Taylor · e-book
R225.75 incl. VAT
Printed copy: R334.95 incl. VAT.
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About this book
The NATED N3 textbook for Waste Water Treatment Practice. By N. Taylor, published by Hybrid Learning Solutions.
- Level: N3
- ISBN (e-book): 978-1-928392-26-2
- ISBN (print): 978-1-928203-66-7
- Pages: 333
What the book covers
The topics in this book include:
- Module 1: Application of the SI; Elementary calculations; Formulae; Different units of volume measurement in water industry; Graphs; Concentrations.
- Module 2: Water and other liquids; Flow velocity versus flow rate; Hydrostatic pressure; Flow in pipes; Flow in channels; The syphon; Flow measurement and metering.
- Module 3: Driving force and power; Pump types and uses; Operation of pumps; Selection of pumps.
- Module 4: What is a valve?; Types of valves; Operation, maintenance, safety regulations and precautions; Records.
- Module 5: Natural water sources; Types of water; Water sources.
- Module 6: General chemistry; Organic and inorganic compounds; Cations and anions occurring in water; Oxidation and reduction; Dissociation, ionisation, H+, OH-, Acids, Bases and pH; Alkalinity and buffer capacity; Concentration of chemical reagents, mole versus normality; Adsorption.
- Module 7: Microorganisms; Types of micro organisms; Aquatic plants; Pollution detection: Escherichia coli as pollution index; Nutrients.
- Module 8: Legislation; Provincial ordinances and local by-laws; Requirements for domestic water; Requirements for wastewater effluent.
- Module 9: Sanitation systems.
- Module 10: Sewage: composition; Sewerage systems; Flows; Industrial effluents; Population equivalents.
- Module 11: Purification of rivers and its application in sewage treatment.
- Module 12: Preliminary treatment: the inlet works; Flow measurements; Bypasses and store overflow systems; Balancing tanks (Diversion chamber/dividing box); Records.
- Module 13: Process of sedimentation; Factors influencing sedimentation; Chemical treatment; Types of sedimentation tanks; Operation of sedimentation tanks; Efficiency control tests; Calculations; Recycling.
- Module 14: Biological filtration process; Biological filters; Maintenance; Trouble shooting; Loading of filters; Methods of biological filtration; Final sedimentation: Humus tanks; Control tests.
- Module 15: Theory of activated sludge process; Sludge characteristics; Aeration; Advanced processes; Plant Operation and maintenance; Loading parameters; Control and records; Clarifiers.
- Module 16: Maturation ponds and rivers; Reed beds.
- Module 17: Microstraining; Sand filtration.
- Module 18: Requirements of disinfection methods; Methods of disinfection.