Study program:
Underground Mining of Mineral Deposits (VII semester -BsC) |
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Name of subject: Underground Mining Machinery |
Instructors:
Prof. Vladimir Milisavljević |
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Status: Optional |
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ECTS: 5 |
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Prerequisites: none |
Course Objectives:
Training students for the selection, budgeting, planning of the use and maintenance of underground mining machines. |
Learning Outcomes:
Acquiring of expert knowledge in the field of mechanization in underground exploitation |
Content:
Theory teaching
Introductory lecture. Categorization of Underground Mining Machines. Impact hammer. Percussion and rotary drills, description of the operation. Theoretical basics. Power calculations, hammer drilling rate. Drilling rigs. Categorization of the excavating machines. Description and theoretical basics. Shearers. Capacity calculation. Power calculation. Calculation of the cutting force. Cutting picks. Work methods. Selection of the digging machine. Natural factors. Exploitation factors. Loading machines. Categorization. Description and mode of operation. Calculation of loading machines - capacities and cycle times. Selection of loading machines. Practical teaching
Calculations of the working and return times of the piston. Calculating the power of the piston and the hammer. Calculation of speed of drilling. Choice of hammers for known working conditions. Calculation of the cutting force of the pick. Calculation of the cutting force of the cutting drum/roller. Calculation of the power of the drive. Calculation of the parameters and power of the moving device. Capacity calculation (shearer, plough, scrapper). Selection of the digging machine. Calculation of individual work activities, calculation of total cycle of loading machines. Capacity calculation. Selection of loading machines. |
Suggested Reading List:
- Dragoljub Đokić, Mašine i uređaji za podzemnu eksploataciju i transport – I deo, mašine za bušenje i otkopavanje
- Vojin Čokorilo, Mašine za utovar i transport u podzemnoj eksploataciji, udžbenik
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Conduct of the Course:
Lectures with the support of multimedia presentations. Practical classes include computational exercises, calculation and two colloquiums. |
Fund hours:
| Lectures |
Exercises |
Other forms of teaching |
Study research |
| 2 |
2 |
0 |
0 |
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Assessment:
| Final Exam |
ECTS |
| Oral Exam | 50 |
| Classwork Assessment |
ECTS |
| Class Participationа | 5 | | Practical Classes | 5 | | Written tests | 40 |
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Additional Assessment Criteria: - |
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