Lecture Notes

1 Introduction
2-3 Molecular Diffusion

Random Walk Processes

Application to Solar Ponds
Molecular Diffusion (PDF)
4-6 Turbulent Advection and Diffusion

1-, 2-, and 3-D Models of Concentration Distributions from Point, Line, and Plane Sources

Instantaneous and Continuous Discharges

Applications to Water and Air Pollution
Turbulent Diffusion (PDF)
7-8 Spatial Averaging

Longitudinal Dispersion in Steady and Unsteady Flows

Applications to Rivers
Spatial Averaging (PDF)
9-11 Mixing in Estuaries and Embayments

Tidal Motion, Salinity Intrusion

Flushing and Residence Time Concepts

Field Tracer Studies
Estuarine Mixing (PDF)
12 First Quiz
13 Reactor Tanks (Fully Mixed, Dispersed Flow, and Plug Flow)

Models of Reservoirs and Ponds

Reactor Vessels (PDF)
14-15 Initial Mixing (Jets and Plumes; Ocean Outfalls)

Initial Mixing (PDF - 3.0 MB)
16-17 Surface Boundary Processes: Exchange of Mass, Momentum, and Thermal Energy

Thermal Stratification in Lakes and Reservoirs

Models of Oil Spill Trajectory

Gas Exchange
Surface Processes (PDF - 1.0 MB)
18-19 Bottom Boundary Processes: Sediment Erosion/Deposition

Discrete and Flocculant Settling

Sorption Processes

Sediment-Water Exchange
Sediment-Water Exchange (PDF - 1.8 MB)
20-21 Carbon, Nutrient, and Oxygen Cycles

Dissolved Oxygen in Rivers and Estuaries
Dissolved Oxygen (PDF)
22-23 Numerical Models of Hydrodynamics and Water Quality and their Linkage in 1-, 2-, and 3-D

Model Selection/Assessment

Case Studies
Water Quality Models (PDF)
24 Second Quiz
25 Student Presentations