Course detail

Sediments in Rivers

FAST-CR052Acad. year: 2022/2023

Explanation of the processes associated with the development of rivers and reservoirs.
Presentation of the prediction capabilities of rivers and reservoirs.
Introduction to the measures affecting development of rivers and reservoirs.

Language of instruction

Czech

Number of ECTS credits

Mode of study

Not applicable.

Guarantor

prof. Ing. Jan Šulc, CSc.

Department

Institute of Water Structures (VST)

Learning outcomes of the course unit

Knowledge in following areas:
- informacion of Bankerosion of reservoir,
- specification of factors causing generation,
- propagation of scouring,
- detailed analysis and process of determination of these factors.

Prerequisites

Hydraulics, hydrology, soil mechanics, river regulations and weirs, open channel hydraulics.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Not applicable.

Assesment methods and criteria linked to learning outcomes

Not applicable.

Course curriculum

1. Basic concepts and division.
2. Grain properties, grain size composition in channel.
3. Incipient of grain motion, stability of channel bed and banks, erosion.
4. Sedimentation, sedimentation regimes, influencing factors.
5. Bed load.
6. Suspended load.
7. Measurement of sediment transport.
8. Sediment transport through weirs and drop structures. Methods for regulation of sediment transport.
9. Numerical modelling of sediment transport and channel development.
10. Physical modelling of sediment transport and channel development.
11. Reservoir sedimentation, sediment transport through reservoirs, channel development after dam removal.
12. Stability of reservoir banks.
13. Case studies.

Work placements

Not applicable.

Aims

Informacion of Bankerosion of reservoir.
Riparian zone reconstruction to minimize uncontrolled scouring propagation.Specification of factors causing generation and propagation of scouring, detailed analysis and process of determination of these factors.

Specification of controlled education, way of implementation and compensation for absences

Extent and forms are specified by guarantor’s regulation updated for every academic year.

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

Not applicable.

Recommended reading

Not applicable.

Classification of course in study plans

  • Programme N-P-C-SI Master's

    branch V , 1 year of study, summer semester, compulsory-optional

  • Programme N-K-C-SI Master's

    branch V , 1 year of study, summer semester, compulsory-optional

  • Programme N-P-E-SI Master's

    branch V , 1 year of study, summer semester, compulsory-optional

Type of course unit

 

Lecture

26 hod., optionally

Teacher / Lecturer

prof. Ing. Jan Šulc, CSc.

Syllabus

1. Basic concepts and division. 2. Grain properties, grain size composition in channel. 3. Incipient of grain motion, stability of channel bed and banks, erosion. 4. Sedimentation, sedimentation regimes, influencing factors. 5. Bed load. 6. Suspended load. 7. Measurement of sediment transport. 8. Sediment transport through weirs and drop structures. Methods for regulation of sediment transport. 9. Numerical modelling of sediment transport and channel development. 10. Physical modelling of sediment transport and channel development. 11. Reservoir sedimentation, sediment transport through reservoirs, channel development after dam removal. 12. Stability of reservoir banks. 13. Case studies.

Exercise

26 hod., compulsory

Teacher / Lecturer

prof. Ing. Jan Šulc, CSc.

Syllabus

1. Study specification, data. 2. 1D model - channel geometry. 3. 1D model - channel roughness, boundary conditions, model calibration. 4. 1D model - grain size characteristics of the channel. 5. 1D model - average annual discharge wave, boundary conditions. 6. 1D model - simulation of transport, evaluation of the bed level development. 7. 1D model – insertion of the weir. 8. 1D model - simulation of transport, evaluation of the bed level development. • 9. 1D model – removal of the weir. • 10. 1D model - simulation of transport, evaluation of the bed level development. • 11. Final Report. • 12. Calculation of the reservoir sedimentation. • 13. Presentation of the study.