AKTU Mine Machinery (BMN701) Syllabus PDF – B.Tech 4th Year
Mine Machinery BMN701
All syllabus, notes, question bank & PYQ for this subject
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Syllabus — Mine Machinery
Download PDFBMN701 · 3 credits · L-T-P 3-0-0
Course Outcomes
| CO | Course Outcome: Student will be able to Level | Bloom |
|---|---|---|
| CO1 | Explain the principles of generation and transmission of mechanical, hydraulic and pneumatic power in mines; analyse compressors and hydraulic transmission elements. | K2 |
| CO2 | Specify wire ropes and design rope haulages, locomotive haulages, belt and chain conveyors and aerial ropeways with productivity and power calculations. | K3 |
| CO3 | Describe drum and Koepe winding systems and compute winding parameters (torque– time, power–time and horse-power requirement). | K3 |
| CO4 | Select appropriate face and development machinery (drills, cutter loaders, shearers, road headers, LHD/SDL, continuous miners and surface mining equipment) for given geo-mining conditions. | K4 |
| CO5 | Select and analyse mine pumps; apply comminution theories and evaluate crushers and grinding mills used in mineral processing. | K3 |
UNIT I [07 Hours]
Power Generation & Transmission in Mines Mechanical Power Transmission: belt drives, chain drives and gear drives; couplings (rigid, flexible, fluid); clutches and brakes used in mining machinery; basic selection criteria for mining duty.
Hydraulic Power Systems: fundamentals of hydrostatic and hydrodynamic transmission; hydraulic fluids; hydraulic pumps (gear, vane, piston), motors, cylinders and accumulators; directional, pressure and flow-control valves; hydraulic couplings and torque converters; applications in mines.
Pneumatic Power and Compressed Air: principles of compression; single-stage and multi-stage reciprocating compressors; rotary and screw compressors (overview); intercoolers, after-coolers, receivers and unloading arrangement; layout of compressed-air pipelines; transmission losses; in-bye compressors.
UNIT II [08 Hours]
Wire Ropes & Haulage Systems Wire Ropes: applications in surface and underground mines; construction, lays, classification (round-strand, locked-coil, non-stranded, flattened-strand); factor of safety; examination, testing, care and maintenance; capping (white-metal and resin) and splicing; rope capels; rope-changing procedure.
Track Haulage: direct, endless, main-and-tail and gravity haulage systems; pull and power calculations; safety devices — Lilly controller, stop blocks, runaway switches, drag, manholes and refuge holes.
Locomotive Haulage: trolley-wire, diesel, battery and flameproof locomotives; track laying and maintenance; mine cars and tubs; productivity calculations for haulage systems.
UNIT III [08 Hours]
Conveyors, Aerial Ropeways & Hoisting Systems Belt Conveyors: construction and main components — drums, idlers, pulleys, fabric and steel-cord belting; drive arrangements; tensioning devices (gravity, screw, hydraulic take-up); loading and discharge arrangements; safety and sequence-control devices; capacity and power calculations; splicing and maintenance.
Chain Conveyors: armoured face conveyor (AFC) and panzer conveyor — construction, drive units, chain types and applicability at longwall faces; scraper-chain and shaker conveyors — construction and application.
Aerial Ropeways: monocable and bicable systems; construction, layout, rope-tensioning and applications.
Hoisting — Shaft Arrangement: headgear, shaft fittings; cages, skips and their suspension gear; detaching hooks; principal safety devices.
UNIT IV [09 Hours]
Winding Systems and Face / Development Machinery Drum Winders: cylindrical and conical drums; winding cycles; mechanical and electrical braking (dynamic, regenerative and plugging).
Electric Winders: AC and DC drives; speed control (overview); safety circuits and interlocks.
Koepe Winding: ground-mounted and tower-mounted Koepe winders; single and multi-rope friction winding; comparison with drum winding.
Winding Calculations: torque–time and power–time diagrams; horse-power requirement; selection of winder for given duty cycle.
Drilling Machines: jack-hammers, jumbos, drifters and wagon drills; rotary coal drills; DTH and rotary blast-hole drills for opencast mining; selection criteria and productivity assessment.
Coal Cutting & Cutter Loaders: conventional coal cutters and ploughs; single-ended and double-ended ranging-drum shearer (DERDS); interface with powered supports.
Road Headers: boom-type road headers; rock-tool interaction; selection based on rock strength.
Underground Loading & Transport: rocker shovel, gathering-arm loader, side-discharge loader (SDL), load-haul-dump (LHD), shuttle cars and underground trucks; productivity calculation; continuous miner systems.
Surface Mining Equipment: rope shovel, hydraulic excavator, dragline (with range-diagram concept), bucket-wheel excavator, continuous surface miner, scrapers, dozers, front-end loaders; productivity calculation for shovel–dumper combination.
UNIT V [08 Hours]
Mine Drainage Pumps and Comminution Machinery Mine Drainage: sources of mine water; drainage planning; dewatering of opencast and underground mines.
Types of Mine Pumps: reciprocating, centrifugal (single-stage and multi-stage), turbine, submersible, sinking pumps and sludge pumps; pump fittings and ranging arrangements.
Pump Characteristics: head–discharge, power and efficiency curves; net positive suction head (NPSH) and cavitation; series and parallel operation; pump selection for given duty.
Comminution Theories: Rittinger's, Kick's and Bond's laws; energy considerations and grindability indices.
Crushers: jaw, gyratory, cone and roll crushers — construction, operation and selection criteria.
Grinding Mills: ball, rod, tube and pebble mills; critical speed; open and closed-circuit grinding (overview).
Reference Books
- Deshmukh, D. J., Elements of Mining Technology — Vol. I & Vol. III, Denett & Co.
- Walker, S. C., Mining Machinery.
- Deshmukh, R. T. and Deshmukh, D. J., Winning and Working of Coal.
- Singh, R. D., Principles and Practices of Modern Coal Mining, New Age International.
- Hartman, H. L. (Ed.), SME Mining Engineering Handbook, 3rd Edition, SME.
- Peng, S. S., Longwall Mining, CRC Press.
- Wills, B. A. and Finch, J., Wills' Mineral Processing Technology, 8th Ed., Butterworth-Heinemann.
- Cummins & Given, SME Mining Engineering Handbook Vol. I & II.
- OEM manuals — Atlas Copco, Sandvik, Caterpillar, Komatsu, BEML (latest editions). DEPARTMENTAL ELECTIVE – 4
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