JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

UNIT - I

Introduction: concepts of scale in natural systems, brief review of the fate processes in the environment, examples of natural systems, principles of model formulation, calibration, validation, error estimation and sensitivity analysis;

UNIT - II

Derivation of generalized mass balance equation for contaminants in incompressible fluid (water) in the non-inertial frame of reference;

UNIT - III

River Modeling: one dimensional advection-dispersion-reaction model, river properties and estimation of parameters, different forcing situations (point, non-point, aerial sources and sinks), sediment water interaction;

UNIT - IV

Estuary Modeling: types and properties, flow characterization, advection-dispersion models, salt gradient box models; Lake Modeling: box models, generalized models, special considerations for large lakes, sediment mixing and interaction with water column;

UNIT - V

Wetlands: box models for flow, equilibrium and kinetic geochemical models for red-ox reactions, transport of heavy metals

TEXT BOOKS:

• 1. Surface water quality modeling –Steven C.Chapra
• 2. Water Quality Modelling for Rivers and StreamsAuthors: Benedini, Marcello, Tsakiris, George
• 3. Water Quality Modelling for Rivers,Streams and Estuaries by Dr.R.Manivanan. R19 M.TECH ENVIRONMENTAL ENGG. M. Tech – I Year – IISem. (Env. Engg.)