SMU-MINE VENTILATION DGMS EXAM SYLLABUS

29-04-2021
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SYLLABUS FOR EXAMINATION FOR SECOND CLASS MANAGER’S CERTIFICATE OF COMPETENCY
(Under Metalliferous Mines Regulations, 1961)
MINE VENTILATION

Composition of mine atmosphere; Mine gases; generation, properties and effects; sampling and analysis of mine air; flame safety lamp; monitoring of different gases; inflammability of fire damp.

Flame safety lamps; design; use and maintenance; testing of safety lamps; lamp house and organization.

Heat and humidity :- Sources of heat in mines; geothermal gradient; effects of heat and humidity; heat transfer in mines airways and stopes; methods of calculation of heat flow and temperature rise; heat load due to various machines; air cooling and conditioning.

Air flow in mines:- Laws of air flow; resistance of airways; resistance and splitting problems; equivalent orifice; flow control devices; permissible air velocities.

Natural ventilation:- Seasonal variations; calculation of natural ventilation pressure.

Mechanical ventilation:- Mechanical ventilators; characteristics and selection, testing and output control; fans in series and parallel; reversal of air flow; fan drift, diffuser and evasee; booster and auxiliary fans; standards of ventilation; ventilation calculation.

Ventilation planning:- Ventilation layout; determination of size of shafts and airways; estimation of air quantity requirements; ventilation network analysis; thermodynamic network analysis and computer application; estimation of pressure requirement; ventilation survey; ventilation plans.

Airbone dust:- Generation, dispersion, measurement and control; suppression and treatment of mine dust; sampling and analysis of mine dust.

Mine fires:- Types; causes; detection; prevention and control of mine fires; spontaneous heating; dealing with mine fires; sealing off fire-areas, build-up of extinctive atmosphere; fire fighting organization; reopening of sealed off fire areas.

Firedamp and sulphide dust explosion:- Cause and prevention; stone dust barrier; water barrier and other methods.

Inundation:- Causes and prevention; precautions and techniques of approaching old water logged workings; safety boring apparatus; pattern of hole; design and construction of water dams; water lodgements water danger plan.

Recovery of mine after explosion, fires and inundation and investigation after the same; rescue and recovery in mines; rescue apparatus; organization of rescue work; emergency preparedness and response system.

Illumination:- Cap lamps, layout and organization of lamp rooms; standards of illumination; photometry and illumination survey.

Recent development in mine ventilation.