Strength of materials; applied mechanics; fluid mechanics.
Theory of Machines:
Machine design, different types of gears and drives, bearings, 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, draw bar pull, ideal gradient), conveyors, systems (belt conveyor, chain conveyor, cable belt conveyor, high angle conveyor, shiftable belt conveyor, pipe conveyor); scraper winches, aerial rope-ways, man-riding systems; comminution equipment; 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.
Pumps:
Characteristics, motor power, capacity and calculations, laying of water mains, dealing with acid water, slurry, drainage; lodgements, storage, designs and layout of dams, sumps, pumping problems.
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; transwitch; 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 breaking; earthing; flameproof enclosures; use of high-voltage operational equipment in mines.
Generation, transmission and utilization of power, steam, electricity and compressed air; air compressor and auxiliary equipment; air turbines and air engines; efficiency of power, electricity and steam systems; safety aspects.
Automation in mines:
Armchair mining (tele-operations of mining equipment).
Maintenance Systems:
Monitoring and reporting tribology - corrosion, planned maintenance, preventive, periodical and total maintenance systems in mines. Condition-based monitoring and related maintenance system.
Online Course