DE5203                             HYDRAULICS (CIVIL)

Level 5                                             Credits 15                                            Version July 2010

LEARNING TIME

RECOMMENDED PRE-REQUISITE

Nil

RECOMMENDED CO-REQUISITE

DE4101 Engineering Fundamentals

DE4102 Engineering Mathematics 1

AIM/PURPOSE

To introduce the principles of fluid mechanics and apply them in civil engineering hydraulic applications.

LEARNING OUTCOMES

On successful completion of this course, the student should be able to:

1.         Understand and apply the principles of fluid statics and dynamics.

2.         Analyse pipelines and pipe networks.

3.         Analyse uniform and non-uniform open channel flow.

4.         Determine the operating characteristics of pumps in a range of pipeline systems.

5.         Demonstrate understanding of the operation and application of a range of equipment used for the measurement of fluid flow in open and closed conduits.

INDICATIVE CONTENT

• Pressure and head, manometers; hydraulic lift (jack); resultant thrust on flat-, inclined and curved surfaces; buoyancy, types of flow (uniform, non-uniform, steady, unsteady), Reynold’s number, principle of continuity; fluid energy (Bernoulli), momentum principle, thrust on bends and reducers; overview of water and waste water systems.
• Major and minor losses, Single pipe analyses, pipes in parallel and series, pipe network analysis, computer applications, practical aspects of pipe system design.
• Manning’s formula, best channel sections, circular conduits, specific energy, critical depth, sub- and super critical flow, Froude number, flow profiles, practical aspects of channel system design.
• Pump types and applications, turbine types and applications, operating characteristics of centrifugal pumps, pump system optimisation, series vs parallel pumps, variable speed pumps, NPSH.
• Sharp- and broad crested weirs, flumes, flow orifices, flow nozzles, flow meters and gauges (magnetic flow meters, etc)