Overview

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Academic contacts

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Offerings

MURDOCH-S2-INT-2018-ONGOING

Requisites

Enrolment rules

1. Enrolment in graduate coursework in a Murdoch Environmental, Chemical or Metallurgical Engineering discipline. 2. Unit coordinator may approve enrolment for other Murdoch graduate students with equivalent qualifications.

Other learning activities

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Learning activities

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Assessments

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Additional information

Unit content:The unit will cover the following topics (with representative concepts in each topic shown in parentheses): · Water quality standards and treatment objectives governing water treatment plant design · Gravitational settlers and settling basins (Stokes Law, discrete and flocculant settling, critical velocity, particle size distributions, sludge removal, empirical design constraints) · Rapid mixing, coagulation and flocculation (diffuse double layer, particle stability, diffuse layer compression, charge neutralization, shear coagulation, Smoluchowski’s equation, energy dissipation rate) · Media filtration (eta functions, interception, fluidisation, mono- and multi-media, backwashing, effective filtration rate) · Disinfection (pathogens, CT, Chick-Watson equation, specific lethality, breakpoint chlorination, disinfection by-products, chloramines, UV disinfection) · Ion Exchange (electrostatics, strong and weak resins, affinity and selectivity, regeneration, softening, breakthrough) Precipitation and softening (solubility, Langelier index, nucleation, excess lime softening, recarbonation, carbonate hardness