Course detail

Natural Technologies of Water Treatment

FAST-CS052Acad. year: 2024/2025

Introduction, history and various ways of natural water treatment.
Purification processes in soil, aquatic and wetland environment, importance of plants, research, polluted and waste waters.
Rain water disposal.
Pretreatment of waste waters.
Soils filters, reed bed treatment plants with horizontal and vertical flow.
Stabilization reservoirs, floating islands.
Combination of natural and artificial ways of treatment, modernization

Language of instruction

Czech

Number of ECTS credits

5

Mode of study

Not applicable.

Guarantor

doc. Ing. Michal Kriška-Dunajský, Ph.D.

Department

Institute of Landscape Water Management (VHK)

Entry knowledge

Knowledge of hydraulics - pipe flow, groundwater hydraulics, hydropedology - especially grain-size analysis, density and bulk density filter materials, waste water treatment - mechanical treatment and sludge management, calculation and maximum daily flow, water chemistry and technology, basic concepts such as nitrification and denitrification, BOD, PE

Rules for evaluation and completion of the course

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

Aims

Evaluation of possibilities of natural ways of water treatment use, advantages and disadvantages.
Specific of mechanical pre-treatment solution
Knowledge of purification processes in soil, water and wetland environment, their use in various types of equipment
Ability to use the principle of designing the most used types
Environmental impact assessment, overview of legislative.
Student gains overview of possibilities of natural ways of water treatment use, knowledge of purification processes in soil, water and wetland environment, their use in various types of equipment.

Study aids

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

Not applicable.

Recommended reading

Not applicable.

Type of course unit

 

Lecture

26 hod., optionally

Teacher / Lecturer

doc. Ing. Michal Kriška-Dunajský, Ph.D.

Syllabus

1. Introduction to natural ways of waste water treatment - advantages, disadvantages, possibilities of use, legislative. 2. Quantity and content of waste water, slurry and sludge, calculations, measurement, mechanical treatment of waste water from the small polluters. 3. Reed bed treatment plants: purification processes in filtration environment, efficiency. Function, use and treatment of plants in reed bed treatment plant. 4. Objects on reed bed treatment plants, design of treatment wetlands, computing and calculation, construction, sealing. Vertical reed bed treatment plant. 5. Plants on treatment wetlands – functions, using, treatment 6. Materials for filtration media 7. Possibilities and limitation of treatment wetlands 8. The proposal of house lake (treatment lake, stabilization lake, etc.) – building and maintenance 9. Stabilization reservoirs: purification processes in water environment, design solution, basic construction.

Exercise

26 hod., compulsory

Teacher / Lecturer

doc. Ing. Michal Kriška-Dunajský, Ph.D.

Syllabus

1. Basic work program SketchUp 2. Advanced tasks and processing channels as animations in SkechUp 3. Design and drawing tree-chambers septic tank 4. Design and drawing processing wetlands 5. Excursions - House root wastewater, municipal root dry cleaning, bathing habitat 6. Calculation and processing visualization ballast tanks for wetlands 7. Preparation of technical reports 8. Completion of domestic wastewater treatment plants project 9. Credit week - repair and last modification