SYLLABUS FOR EXAMINATION FOR SECOND CLASS MANAGER'S CERTIFICATE OF COMPETENCY RESTRICTED TO MINES HAVING OPENCAST WORKING ONLY
(Under Metalliferous Mines Regulations, 1961)
MINING MACHINERY
Strength of Materials; Applied Mechanics; Fluid Mechanics.
Theory of Machines:
Machine design, different types of gears and drives, bearing, collars and joints, brakes and friction clutches, governors.
Heat Engines:
General outline of working principles of steam generators and auxiliary equipment, condensing plant, reciprocating steam engines, turbines, internal combustion engines, conduct of gas, oil and steam engine trials; mechanical efficiency of engines, measurement of indicated and brake horsepower.
- Machine Tools and Workshop Processes:
Material handling equipment in mines; types, construction and operation; safety devices; maintenance and calculations for rope haulages; locomotives (tractive effort, drawbar pull, ideal gradient), conveyors, systems (belt conveyor, chain conveyor, cable belt conveyor, high angle conveyor, shiftable belt conveyor, pipe conveyor); scraper winches pumps, (characteristics, motor power, capacity, and calculations), aerial rope-ways, man riding systems; in-pit crushers, feeder breaker, etc., mine cars, track design and layout; super elevation; track fitting and safety appliances; self-acting inclines; ore handling plants; rail wagon loading plants; communication equipment; laying of water mains; dealing with acid water; drainage lodgements.
- Opencast Machinery:
Constructions, function, and operation of blast hole drills, rippers, scrapers, shovels; draglines, dumpers, road graders, dozers, wheel loaders; bucket wheel excavators; spreaders; surface continuous miners and their maintenance aspects.
- Mine Electrical Engineering:
Transmission and distribution of electrical power in mines; radial and ring main distribution; sub-station arrangements; short transmission lines; cables; switch gears and protective devices; protective relays; circuit breakers; gate-end box; drill panel; field switch; trans witch; symmetrical fault and circuit breaker rating; mine signaling; power economics; industrial tariffs; power factor improvement; electrical drives and semiconductor controllers; selection of motors and starters; semiconductor devices; principles of operation of thyristor-controlled variable speed electrical drives; electrical braking; earthing; flameproof enclosures; and intrinsic safety; use of high voltage operational equipment in mines.
Generation, transmission, and utilization of power, steam, electricity, and compressed air in mines; safety aspects.
- Automation in Mines:
Armchair mining (tele-operation of mining equipment).
- Preventive, Periodical and Total Maintenance Systems in Mines.
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