15MN51T: Mine Environment and Ventilation-I Mining 5th Sem Syllabus for Diploma DTE Karnataka C15 Scheme

Mine Environment and Ventilation-I 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 (15MN51T), 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 5th sem syllabus for diploma c15 scheme dte karnataka you can visit Mining 5th Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for mine environment and ventilation-i is as follows.

Pre-requisites:

Basic knowledge in general Mining practices, Physics, Chemistry and Engineering drawing.

Course Objectives:

• Tmake familiar with the possible sources of hazards in Mines.
• Timpart knowledge regarding Rescue and Recovery operation in Mines.

Course Outcomes:

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UNIT-1 MINE GASES AND THEIR DETECTION

Normal air compositions, return air compositions, oxygen, nitrogen, carbon dioxide , black damp, white damp, stink damp, fire damp and after damp:-their occurrence, properties, physiological effects. Different types of carbon monoxide and hydrogen sulphide detectors, multi gas detector, automatic and non-automatic fire damp detectors.

UNIT-2 MINE FIRES

Mine Fires: Classification, causes, preventive measures. Spontaneous heating: governing factors, symptoms and preventive measures. Different methods of dealing with fires: Direct method, different types of fire extinguishers and their applicability, indirect methods by sealing by different fire stoppings. Collection of samples behind fire seals, interpretation of mine air samples. Numerical problems on CO/O2 and CO2/O2deficiency ratio. Reopening of sealed off area.

UNIT-3 MINE EXPLOSIONS

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UNIT-4RESCUE AND RECOVERY

Human respiratory system. Construction, working principle, advantages and disadvantages of smoke helmet and hose mask, self-contained breathing apparatus, Gasmask, Self rescuer, Reviving apparatus. Resuscitation methods. Rescue station, rescue operations in mines.

UNIT-5 MINE INUNDATIONS

Causes and precautions of mine Inundation from surface water and underground water, precautions while approaching water logged areas. Burn side safety boring apparatus. Different types of water dams. Sumps and factors considered for location of sumps. Examples of mine inundations.

UNIT-6 MINER’S DISEASES

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SUGGESTED LIST OF STUDENT ACTIVITIES

Note: Any one of the following activities or similar activities for assessing CIE (IA) for 05marks.

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 the vocational training and Submit hand written report of 5 to 10 pages or ppts or sketches from the following suggested activities or similar activities.

• Recognize the importance of Mine air and employ its threshold limits
• Identify the causes and carry out the precautionary measures for Mine fire.
• Identify the causes and carry out the precautionary measures for Mine Explosion.
• Analyze the different Rescue apparatus and Recovery methods.
• Identify the causes and carry out the precautionary measures for Mine Inundation.
• Identify the causes and carry out the precautionary measures to Miners diseases.

Note to IA verifier:

The following documents to be verified by CIE verifier at the end of semester

1. Blue books ( 20marks)
2. Student suggested activities report for 05 marks and assessed.
3. Student feedback on course regarding Effectiveness of Delivery of instructions & Assessment Methods.

ESSENTIAL READING

• Elements of Mining Technology, Vol-2, D.J.Deshmukh
• Mine fires, Rescue, Recovery and Inundation, M A. Ramulu
• Mine ventilation, S. Ghatak
• Mine Environment and Ventilation, G.B. Mishra
• UMS Volumes

SUPPLEMENTARY READINGS

• Mines Rescue rules
• Mine ventilation byHartman
• Statham series
• Mine management, Legislation and General safety. byS.Ghatak
• Mine Environment and its control. by G B Mishra
• Mine Management. byV.N.Singh
• Industrial Management O.P.Khanna
• SME Mining Engineering Hand Book-Vol –I &Vol-II

LIST OF OPEN SOURCE SOFTWARE/LEARNING WEBSITE

• http://en.wikipedia.org/wiki/Mining
• www.youtube.com
• http://www.mining-journal.com/
• http://www.miningiq.com/
• http://www.mining-technology.com/
• www.nptel.com

Model Question Paper:

(CIE)

1. Give a concise of the physical, chemical and physiological properties of CO2
2. Explain why the percentage of oxygen in the mine air-current is always less in the up cast shaft than in the downcast shaft.

Or
In what way, excluding air analysis, may the presence of the following gases respectively be ascertained in a mine:

1. Blackdamp,
2. White damp and
3. stink damp.
3. Set out in a numbered list what you consider to be the chief precautions necessary to prevent spontaneous heating and fires.
4. An air samples taken from the return air way of a district shows the following analysis: CO2=0.4%, CH4=1.17, O2=19.92, N2=78.49, CO=0.02. What deductions would you make from this analysis?

Or
How the firedamp is analyzed with a Cowards Diagram.

Model Question Paper:

Part-A

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

1. Describe the physical and chemical properties of Oxygen. 1 U
2. Describe the physical and chemical properties of Nitrogen. 1 U
3. How the symptoms of self heating of coal is judged? 2 A
4. How the fire damp is analyzed with a Cowards Diagram? 2 An
5. List the qualities of a good stone-dusting material? 3 b a
6. Analyze the sources of coal dust in mines. 3 An
7. Write short not on Fresh Air Base. 4 A
8. Explain any one method of Resuscitation. 4 An
9. How does the respiratory system control the dust inhaled by the human being. 6 U

Part-B

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

1. Sketch and describe some form of automatic firedamp detector preferably with one you are familiar. 1 A
2. In what way, the presence of the White damp be ascertained in a mine 1 An
3. Set out in a numbered list what you consider to be the chief precautions necessary to prevent spontaneous heating and fires. 2 A
4. Explain the construction and usage of any one portable type fire extinguisher that you are familiar with. 2 An
5. Sketch and Explain any one stone dust barrier in which you are familiar. 3 A
6. What are the chief factors that affect the inflammability of coal dust? Briefly comment on each item. 3 An
7. Describe a Gas mask. 4 A
8. State the circumstances under which the following apparatus are used indicating the limitations, if any, of their use: (i. Self rescuer
1. Self contained breathing apparatus 4 An
9. What are the principle causes of inundation in coal mines? 5 U
10. What are the causes and preventive measures of Nystagmus and Ankylostomiasis 6 A

For detail syllabus of all other subjects of BE Mining, C15 scheme do visit Mining 5th Sem syllabus for C15 scheme.

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