Hidráulica e Reabilitação Fluvial

Objectives

- Prediction of soil erosion and sediment yield in river basins. - Design of stable mobile bed open channels. - Prediction of stage-discharge curves and sediment transport rate in movable bed open channels. - Design of regime channels. - Conception and design of river restauration works with benefit for wildlife. - Prediction of local scour depth at bridge foundations and local scour countermeasures.

Syllabus

Review of hydraulic concepts - Basics on open channel flows. - Dimensional analysis. Mechanics of sediment transport - Soil erosion and sediment yield. - Physical properties of sediments. - Beginning of sediment motion. Design of non-erodible loose-boundary channels. - Bed forms. - Resistance to flow. - Sediment transport rate. Rehabilitation of rivers - Regime channels. - Rehabilitation of low land rivers. Local scour at river foundations; countermeasures against local scour.

Prerequisites

Attendance of the curricular units of Programming Concepts, Computational Mathematics, Hidraulics I, Hidraulics II, Soil and Rock Mechanics, Hydrology and Water Resources; Water Resources Modelling and Planning.

Cross Competence Component

Conception of the algorithm and implementation of the computational code of back-water curves in compound-section open channels (ordinary differential equations). Core of homework number 1, weighting 5% in the final grade. Conception of the algorithm and implementation of the computational code to design regime channels through the rational method (system of non-linear equations subjected to the condition of minimum thalweg slope). Core of homework number 4, weighting 5% in the final grade, and integrates homework number 5, which weights 25% in the final grade.

Programming And Computing Component

Conception of the algorithm and implementation of the computational code of back-water curves in compound-section open channels (ordinary differential equations). Core of homework number 1, weighting 5% in the final grade.

Ethical Principles

All members of a group are responsible for the group's work. In any assessment, every students shall honestly disclose any help received and sources used. In an oral assessment, every students shall be able to present and answer questions about the entire assignment and solution.