546-0745/02 – Flocculation and Selective Flocculation (FaSF)
| Gurantor department | Department of Environmental Engineering | Credits | 5 |
| Subject guarantor | prof. Ing. Silvie Heviánková, Ph.D. | Subject version guarantor | prof. Ing. Silvie Heviánková, Ph.D. |
| Study level | undergraduate or graduate | Requirement | Choice-compulsory |
| Year | 2 | Semester | winter |
| | Study language | Czech |
| Year of introduction | 2007/2008 | Year of cancellation | 2013/2014 |
| Intended for the faculties | HGF | Intended for study types | Follow-up Master |
Subject aims expressed by acquired skills and competences
To know and be able to explain the physico - chemical properties of dispersed suspensions, flocculation kinds of reagents and their application; mechanism of flocculation, flocculation kinetics.
Identify and discuss the parameters influencing the progress of flocculation and selective flocculation.
To evaluate the practical application of selective flocculation and flocculation.
Teaching methods
Lectures
Experimental work in labs
Other activities
Summary
The course provides information about physical-chemical properties of dispersed suspensions, flocculants, parameters affecting the course of flocculation and selective flocculation, flocculation mechanism, flocculation kinetics, practical application of selective flocculation, stage flocculation.
Compulsory literature:
Recommended literature:
Current publication about flocculation and coagulation.
Way of continuous check of knowledge in the course of semester
Checking through discussion on memorized material. Continuous casting and control protocols of the laboratory exercises. Written control of knowledge necessary calculations.
E-learning
Other requirements
Individual study of current professional publications.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
1. Physico - chemical properties of dispergated suspensions. Electrokinetic
slurry properties, electrokinetic potential and stability of suspensions, dispersing agents, the possibility of increasing the stability of suspensions.
2. Flocculants. Division, selective properties of flocculants, adsorption mechanism of flocculants.
3. The mechanism of flocculation, flocculation kinetics, activators, depressants, modifiers in the selective flocculation, selective flocculation physical parameters.
4. The parameters influencing the progress of flocculation and selective flocculation.
5. Practical application of selective flocculation.
6. Flocculation by stages, a combination of selective flocculation with other procedures, application of selective flocculation.
Practice:
Practical verification of flocculants in sedimentation tests, tests of selective flocculation on selected types of suspensions, the influence of bioflocculants, applications of flotoflocculation.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction