Course code HidZ2005

Credit points 2


Total Hours in Course80

Number of hours for lectures16

Number of hours for seminars and practical classes8

Number of hours for laboratory classes8

Independent study hours48

Date of course confirmation23.03.2021

Responsible UnitInstitute of Civil Engineering and Wood Processing

Course developer

author lect.

Daina Ieviņa

Mg. sc. ing.

Course abstract

Subject provides knowledge of the fluid, its characteristics and the forces at work. Existing peace deals with fluids and fluid movement both laminar and turbulent regime, as well as the hydraulic resistance to flow and their calculation. Acquainted with the pumping action.

Learning outcomes and their assessment

Knowledge and understanding of basics concepts of hydraulics course, under consideration of the regularities of the liquid at rest and in motion. Evaluation of completed and defended laboratory works and permanent works.
Skills to the size of hydraulic measurements and apply knowledge of water management calculations, hydrotechnics, water supply and sewage systems. Evaluation of completed and defended laboratory works and permanent works.
Competence to be able to analyze information on the liquids, it flows to the hydraulic pipes and construction estimates. Assessment with written exam.

Course Content(Calendar)

1 Hydraulics - science of fluid balance and movement regularities.
2 Main physical properties of liquids. Viscosity. laboratory works
3 Hydrostatic pressure. Basic equation.
4 The Pascal Law. Pressure distribution in liquid. laboratory works
5 Pressure gauge. Vacuum. Permanent job.
6 Hydrostatic pressure episodes. Determination of pressure force. Test work.
7 Hydrodynamics. Flow geometric elements. laboratory works
8 Bernoulli equation for fluid flow. laboratory works
9 Laminar and Turbulent Flow. Local hydraulic losses. laboratory works
10 Friction Loss. Hydraulic calculations for pipelines. Permanent job.
11 Fluid outlet through holes and tips. laboratory works
12 Flow Siphons. Hydraulic shock in pipelines.
13 Smooth flow in open beds. Basic equation. Test work.
14 Flow Active Cross Section Parameters. laboratory works
15 Pumps, their main parameters. Permanent job.
16 Pump operation in pressure vessel. laboratory works. Industry news.

Requirements for awarding credit points

Regular work in the classroom 75% attending,
2 test works, 3 permanent works, 8 laboratory works, written exam

Description of the organization and tasks of students’ independent work

Practical works, tasks. At the end of each topic, practical tasks in calculating different situations are performed, laboratory works are carried out, where conclusions have to be provided according to the topic.

Criteria for Evaluating Learning Outcomes

The student is able to prove the acquired knowledge and skills about hydraulics concepts, calculations, performing 2 tests and defending practical works and laboratory works. Final evaluation with written exam.

Compulsory reading

1.Lediņš V. Ūdensapgāde un kanalizācija. Rīga: RTU izdevniecība, 2007. 208 lpp. 2. Ухин Б.В., Мельников Ю.Ф. Инженерная гидравлика. Москва: Изд. Ассоциации строительных вузов, 2007. 343 с. 3. Dirba V., Uiska J., Zars V. Hidraulika un hidrauliskās mašīnas. Rīga, Zvaigzne, 1977. 366 lpp.

Further reading

1. Tilgalis Ē. Notekūdeņu savākšana un attīrīšana. Jelgava: LLU, 2004. 239 lpp. 2. Lielpēters P., Dorošenko R., Geriņš Ē. Fluidtehnika. Rīga: RTU, 2005. 183 lpp.

Periodicals and other sources

1. Latvijas būvniecība: ceļvedis būvniecības nozares virzītājiem. Rīga: LILIT ISSN 1691-4058. 2. Enerģija un Pasaule. Rīga: SIA Enerģija un pasaule ISSN 1407-5911.


Compulsory course for the - Professional higher educationonal bachelor study programme "Civil Engineering"; Second level professional higher educational study programme "Civil Engineering"; First level professional higher educational programme “Civil Engineering”