Course detail
Flow in the open channels
FAST-BR52Acad. year: 2012/2013
Solution of the open channel hydraulics problems (uniform and nonuniform steady flow, unsteady flow, stability of the bottom and banks of the channel), solution using software of open channel flow HEC-RAS.
Software application, demonstration of case studies.
Hydraulic solution of the structures appearing on channels (bed drops, weirs, bridges, culverts).
Language of instruction
Number of ECTS credits
Mode of study
Guarantor
Department
Learning outcomes of the course unit
explain basic concepts of open-channel hydraulics
describe the fundamentals of fluid flow in channels
anylyze a given problem
apply knowledge of program HEC-RAS to the calculation of flow in the channel
present the results of the individual assignment
Prerequisites
Co-requisites
Planned learning activities and teaching methods
The course is complemented by excursions and expert presentation.
Assesment methods and criteria linked to learning outcomes
Course curriculum
2. Types of flow (uniform, nonuniform, steady flow, unsteady flow)
3.-4. Mathematical formulation of 1D flow problem
5.-6. Mathematical formulation of sediment transport and bed stability
7. Mathematical formulation of advection and dispersion
8. Numerical solution
9.-10.Structures on streams (bridges, culverts)
11. Structures on streams (drops, weirs)
12. Protection walls (stability, safety)
13. Pollution transport in the river network
Work placements
Aims
Specification of controlled education, way of implementation and compensation for absences
Recommended optional programme components
Prerequisites and corequisites
Basic literature
HAVLÍK, V., INGEDULD, P., VANĚČEK, S., ZEMAN, E.: Matematické modelování neustáleného proudění. ČVUT Praha, 1992. (CS)
CHOW, Ven Te: Open-Channel Hydraulics. McGraw-Hill, 1959. (EN)
JANDORA, Jan, UHMANNOVÁ, Hana: Proudění v systémech říčních koryt - studijní opora. FAST VUT v Brně, 2007. (CS)
ŘÍHA, Jaromír et al.: Matematické modelování hydrodynamických a disperzních jevů. PC-DIR Brno, 1997. ISBN 80-214-0827-8. (CS)
Recommended reading
Classification of course in study plans
Type of course unit
Lecture
Teacher / Lecturer
Syllabus
2. Basic theory of open channels flow
3. I. Mathematical formulation of 1D flow problem
4. II. Mathematical formulation of 1D flow problem
5. Saint-Venant equations
6. Mathematical formulation of the problem of transportation and dispersion
7. Numerical solution
8. The movement of sediment load
9. The issue of determining the open channel roughness
10. Practical problems the flow calculation
11. Structures on streams (weirs, bridges, culverts)
12. Hydraulic solutions crossing bridges and culverts with watercourses
13. The issue of ice phenomena on rivers
Exercise
Teacher / Lecturer
Syllabus
2. Creating a basic task in the HEC-RAS, procedure for the definition geometry data and boundary conditions. Solving the example.
3. Start calculation, results presentation. Solution Example 1. HEC-RAS
4. Computation of the water levels in the reach of channel for various boundary conditions
5. Practicing on examples
6. Entering inefficient areas and levees
7. Determination of capacity in the specified section of the flow
8. Tributary, flow change location
9. Structures on stream - bridges
10. Structures on stream - culverts
11. Structures on stream - bed drop, weirs
12. Structures on stream - weirs
13. Presentation of exercises, presentations of dealt works in the workplace. Granting of credit