Syllabus - Mining Environment - II (MI-601)

Mining Engineering

Mining Environment - II (MI-601)

VI

UNIT 1

VENTILATION SYSTEMS AND PLANNING

Calculation of pressure and quantity requirements, network problems, Hardy-Cross method, Ventilation planning and economic analysis, central and boundary ventilation, ascensional and descensional ventilation, antitropal, homotropal ventilation.

UNIT 2

MECHANICAL VENTILATION - I

Theory of mine fans, Types of mine fans, their characteristics & suitability, Process for selection of mine fans

UNIT 3

MECHANICAL VENTILATION - II

Auxiliary and booster fans, series and parallel operation of fans, fan drift and evasee, forcing and exhaust ventilation, fan reversal, ventilation in long headings.

UNIT 4

VENTILATION SURVEY

Object of ventilation survey, instruments for the measurement of pressure, velocity, and quantity of air.

UNIT 5

MINE DUST

Classification, physiological effects, measurement of dust concentration, dynamics of small particles, sampling of air borne dust, prevention and suppression of dust

Practicals

  • Study of installation of axial flow fan.

  • Study of installation of centrifugal flow fan.

  • Study of installation and positioning of booster fan.

  • Study of characteristic curve of different fans and their comparison

  • Study of principal and working of vane anemometer

  • Study of principal and working of velometer.

  • Study of principal and working of pitot tube.

  • Study of central and boundary ventilation system.

  • Study of gravimetric dust sampler

  • Study of thermal precipitator dust sampler

Reference Books

  • Mine Environment - G.B. Mishra

  • Elements of Mining Technology, Vol.2, D. J. Deshmukh

  • Underground Mine Environment, M. Mcpherson

  • Subsurface Mine Ventilation, H.L. Hartman