Prof. Yechezkel Mualem

71622: Soil Physics

Instructor: Prof. Yechezkel Mualem

Course Level: undergraduate
Course Description: Soil-water relations. Measurement of soil-water characteristics. Hydrostatics. Osmotic pressure. Surface tension. Soil-water retention curves. The hysteresis phenomenon. Mass and energy conservation. Diffusion and mass transport. Darcy's Law. Steady flow in confined and unconfined layers. Unsaturated flow. Hydraulic conductivity in saturated and unsaturated soils. Infiltration and evaporation from soils with high water-table. Water content profiles under wetting and drying processes. Water availability to plants.

71129: Advanced Soil Physics

Instructor: Prof. Yechezkel Mualem

Course Level: graduate
Course Description: The continuity concept in porous medium. Definition and computation of potential, continuity equations in their integral and differential forms. Potential and streamline functions, velocity field. Flow over impermeable and semi-impermeable layers. Drainage. Anisotropy. Directional hydraulic conductivity, flow equations in anisotropic soils. Unsaturated flow. Direct and indirect methods of measurement of the hydraulic conductivity and diffusivity. Solutions for horizontal and vertical unsaturated flow, water and air flow. Stress and strain relations in soils.

71136: Fluid Mechanics and Hydraulics

Instructor: Prof. Yechezkel Mualem

Course Level: graduate
Course Description: Hydrostatics - Pressure in fluids. Pascal's law. Manomometers. Forces and moments on surfaces. Buoyancy. Stability of floating bodies. Fluid flow - Continuity principles. Bernoulli's theorem. Real fluids. Cauchy's flow equation. Neutonian fluids. Viscous flow. Velosity profile and shear forces. Multi-fluid flow. Viscousimeters. Flow in pipes - Orifices, notches and weirs. Principles of dimensional analysis. Laminar and turbulent flows. Resistance coefficients. Darcy-Weisbach equation. Stanton diagram. Pipes and reservoir systems. Pipe networks and the Hardi-Cross solution. Supplying pipeline. Pumps - Specific speed. Centrifugal pump. Performance characteristics. Losses efficiencies and power. Design point. Similarity principles. Dimensionless characteristics. Pumps in parallel and in series. Reservoirs, pipes and pump systems. Open channel flow - The Chezy and Manning formulae. Channel design. Optimal cross-section. Specific energy and momentum. Froude number. Critical, sub-critical and super-critical flow. Non-uniform channels. Transition with energy conservation and transitions with energy losses. Hydraulic jumps.

This file last modified Sunday, 10-Sep-2006 12:44:05 IDT