542-0439/03 – Coal Treatment Technologies (TÚU)
| Gurantor department | Department of Mining Engineering and Safety | Credits | 5 |
| Subject guarantor | Ing. Tomáš Široký, Ph.D. | Subject version guarantor | Ing. Tomáš Široký, Ph.D. |
| Study level | undergraduate or graduate | Requirement | Choice-compulsory type B |
| Year | 2 | Semester | summer |
| | Study language | Czech |
| Year of introduction | 2019/2020 | Year of cancellation | |
| Intended for the faculties | HGF | Intended for study types | Follow-up Master |
Subject aims expressed by acquired skills and competences
Intensifying of student knowledge, which is associated with practical realization of adjustment operations generating flow sheet of coal preparation.
Teaching methods
Lectures
Tutorials
Experimental work in labs
Summary
Auditory are informed about theory and field experience of all technological operations, which are participate in the process of coal preparation. Part of the subject is also methods of automation and control of adjustment processes.
Compulsory literature:
Recommended literature:
Way of continuous check of knowledge in the course of semester
Active participation in seminars, elaboration of protocols, final test and exam.
E-learning
Other requirements
Active participation in seminars, elaboration of protocols, final test and exam.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
1. Introduction. Carbon in nature, origin and chemical composition of coal.
2. Black coal deposits in the Czech Republic, brown coal deposits in the Czech Republic. Other fossil fuel deposits in the Czech Republic.
3. Classification of coal. Petrographic classification of coal. International Business Classification.
4. Sampling of coal. Definition and designation of basic coal components and their use in the coal treatment process. Physical properties of coal and their use in the coal treatment process.
5. Evaluation of coal editability. Utilization of coal editability diagram for selection of coal treatment technology.
6. Preparatory processes in coal treatment (picking, protection from foreign objects, sorting before treatment, blowdown). Basic types of used equipment.
7. Separation of coal (in suspensions, seedlings, HC, spirals, pneumatic separators, troughs, flotation). Special features of coal separation.
8. Auxiliary processes in coal treatment (product dewatering - separators, centrifuges, filters, reservoirs, sludge thickening - thickeners, drying).
9. Possibilities of control of coal separation efficiency and their practical utilization (T - curves, ash deviation, organic yield).
10. Water circulation in coal treatment plant (treatment, sedimentation of sludge, flocculation agents, closure of sludge circulation). Regeneration of suspension.
11. Waste management of coal preparation plants.
12. Basic technological schemes of hard coal treatment, their choice.
Basic technological schemes of brown coal treatment, their choice.
13. Basic economic aspects and factors of coal treatment, the possibility of improving economic results. Basic problems of the current coal mining and the perspective of their solution.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction