15MN41T: Underground Coal Mining Mining 4th Sem Syllabus for Diploma DTE Karnataka C15 Scheme

Underground Coal Mining detail DTE Kar Diploma syllabus for Mining Engineering (MN), C15 scheme is extracted from DTE Karnataka official website and presented for diploma students. The course code (15MN41T), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below. The syllabus PDFs can be downloaded from official website.

For all other mining 4th sem syllabus for diploma c15 scheme dte karnataka you can visit Mining 4th Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for underground coal mining is as follows.

Pre-requisites:

Basic knowledge in Mining Geology,Underground mining, Chemistry and Engineering Drawing.

Course Objectives:

The objective of this course is to provide students in mining engineering with the necessary knowledge to design safe,scientific, efficient and environmentally responsible Underground Coal Mining operations.

Course Outcomes:

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CO-1: BORD AND PILLAR METHOD-DEVELOPMENT

Classification of the coal seams based on its thickness, inclination, gassinessand depth.Factors which influence the choice of Coal mining methods

Bord & pillar system – Applicabilities,Merits,Demerits. Different terms,size of pillars, Applicability of panel system , factorsinfluencing the size of panel system , general considerations , factors influencing the number ofopenings of panel ,merits and demerits of panel system . Drivages of galleries: manual and mechanical, Different methods of development systems along dip, along strike, crosscuts,steeply dipping seams.

CO-2: BORD AND PILLAR METHOD-DEPILLARING

Important terms, preparatory arrangements, sequence of operations, methods of depillaring for different roof conditions,local fall& main fall .Premature collapse and normal collapse, indications of (Roof weight) roof collapse,Air blast-precautions.Precautions against fire during and after depillaring-precautions against inundation during depillaring.

CO-3: STOWING PRACTICE

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CO-4: LONG WALL ADVANCING METHOD

Long walladvancing-merits,demerits,limitations, development of gate roads, machinery employed on a mechanized Long wall face,continuous mining method- different factors governing the length of Long wall face, lay outs of mechanized long wall face advancing with caving, layout of mechanized long wall face advancing with stowing.Long wall face supports.

CO-5: LONGWALL RETREATING METHOD

Long wallretreating-merits, demerits, limitations- layout of mechanized long wall retreating withstowing- layout of mechanized long wall retreating with caving- layout of long wall equipped with shearer- single unit and double unit layouts- cutting methods of the Shearer inlong wall mining. Barry face. Cyclic and non-cyclic longwall workings.

CO-6: SPECIAL METHOD OF WORKING A COAL

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SUGGESTED LIST OF STUDENT ACXTIVITIES:

Note: The following activities or similar activities for assessing CIE (IA) for 05 marks (Any one),Students are grouped into batches and each batch should not have more than five students.

1. Each student should do any one of the following type activity or any other similar activity related to the course and before conduction, get it approved from concerned Teacher and HOD.
2. Each student should conduct different activity and no repetition should occur

Make a Visit to any nearest mine or use the information obtained during vocational trainingand Submit hand written report of 5 to 10 pages/ppts/charts etc., from the following suggested activities or similar activities.

• B and P method in Indian mines.
• Search information from theinternet, study the underground coalmineworkingand prepare a report on development, depillaring,supporting, stowing, haulages, ventilation or any other similar activities.
• Search informationfor study of cycle of operation of each activity of mine workingandprepare notes on each.
• Visit websites of different coal fields of India and prepare a comparative report ontype of coal, size ofdeposits, winning methodsused etc.
• Collect the information regarding transportation of coal underground.

Resources:

ESSENTIAL READINGS:

1. T. N. Singh, Underground winning of Coal, Oxford and IBH New Delhi, 1992
2. Y. P. Chacharkar, A study of Metalliferous Mining Methods, Lovely prakshanDhanbad, 1994

SUPPLEMENTARY READINGS:

1. I. C. F. Statham, Coal Mining Practice, Caxton eastern agencies, Calcutta, Reprint, 1964
2. D. J. Deshmukh, Elements of Mining Technology, Vol – I & II, EMDEE publishers Ranchi, Revised edition, 2000
3. S. K. Das, Modern Coal Mining Technology, Lovely prakshanDhanbad, 1992
4. R. D. Singh, Principles & Practices of Modern Coal Mining, New age international New Delhi, 1997
5. B. C. Arthur, SME Mining EngineersHand Book, American Institute of Mining, Metallurgical and Petroleum Engineers New York,

E-BOOKS:

• http://en.wikipedia.orgZwikiZUnderground_mining_(soft_rock)
• http://scienceandtech.cmpdi.co.inZPDF%20FilesZMining%20Methods.pdf
• http://en.wikipedia.org/wiki/Longwall mining
• http://www.slideshare.net/sankarsulimella/pillar-design-in-coal-mines
• http://www.undergroundcoal.com.au/fundamentals/06 overview.aspx9pillarE xtraction)
• www.novamining.com

SPECIAL INSTRUCTIONAL STRATEGIES

• Ask students to prepare charts or/and models related to different underground coalminingactivities.
• Arrange field visits and discuss case studies of mining layouts and methods used indifferent underground coal mines.
• Arrange seminar on different issues related to underground coal mining (ask students to prepare ppts in group of four to five on different topicsfrominternet/library)
• Arrange expert lectures.

Major Equipment/Instrumentwith Broad Specifications

• Mining Models
• Various chartsof ventilation, transportation system and stowing operation.
• Underground Transportation system models

Model Question Paper:

(CIE)

1. Classify the coal seams based on its depth and dip.
2. What are the factors on which the size of Panels is determined? Or How the Pillar sizes are decided?
3. What are the indications of (Roof weight) roof collapse?
4. What are the preparatory arrangements to be carried out before depillaring with caving? Or Write the precautions against Air blast

Model Question Paper:

Part-A

Answer any 6 of the following 6×5=30 marks

1. How the size of the Pillars are decided.
2. Write the advantages and disadvantages of B & P method
3. Summarize factors on which the size of Panel is determined
4. Differentiatepremature collapse and normal collapse.
5. Write the indications of (Roof weight) roof collapse
6. Comparison hydraulic stowing with pneumatic stowing.
7. Describe the conditions suitable for underground coal gasification
8. Explain the factors influencing layout of a long wall face
9. List the governingfactors of the length of Long wall face

Part-B

Answer any 7 of the following 7×10=70 marks

1. Classify the coal seams based on its thickness, inclination, gassiness and depth
2. Explain the procedure of drivages of development Galleries in Coal
3. Explain the working of steep seams by B & P method.
4. List out the preparatory arrangements before depillaring with caving.
5. Describe the extraction of thin seams up to 3m by caving
6. Explain the general arrangement of stowing plant and mixing unit.
7. Explain the method of extraction of seam by long wall retreating method.
8. What are the applicable conditions, advantages and disadvantages of L/W retreating method?
9. Describe with a layout of mechanized long wall face advancing with stowing.
10. List out the applicable conditions, advantages and disadvantages of hydraulic mining

For detail syllabus of all other subjects of BE Mining, C15 scheme do visit Mining 4th Sem syllabus for C15 scheme.

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