Power Plant Maintenance Detailed Syllabus for Power Plant Engineering and Energy Management M.Tech first year second sem is covered here. This gives the details about credits, number of hours and other details along with reference books for the course.
The detailed syllabus for Power Plant Maintenance M.Tech 2017-2018 (R17) first year second sem is as follows.
M.Tech. I Year II Sem.
UNIT- I : Boiler and its accessories, Boiler structure steel work– Importance, Inspection and maintenance aspects, Problems in structure works & hanging arrangements. Boiler pressure parts
Economizer: Tube size, material, spacing and their alignment; Causes and effects of erosion & corrosion on tubes; Causes for failure of economizer tubes; Inspection for damage of tubes and their repair /replacement methods. Boiler Drum & Drum internals: Different connections to boiler drum & their Maintenance, Instrumentation tapings, Safety valves and air vents Problems, Causes and Remedies.
UNIT – II : Water Wall Tube Arrangement: Tube materials, spacing and connections, Expansion & Sealing of boiler bottom and prevention of dust accumulation in seal chamber, Effect of water, erosion & corrosion on water wall tubes, Inspections of water valve tubes, Causes of tube failures, Repair/Replacement Procedures of punctured / damaged tubes, Procedure for alkali boil out & acid
cleaning, preservation & flushing, Hydraulic statics test. Super heaters – Causes of tube failures, Pattern of tube punctures and their repair / welding / replacement procedures, Different types of welding utilized. Re-heaters -Inspections of tubes for erosion and corrosion & failures. Boiler draught system Draught Fans – ID Fan, FD Fan, PA Fan and their ducts, Causes of erosion and corrosion, Remedial action, Vibration analysis, Bearing/ coupling Maintenance and Shaft Alignment. Air Pre-Heater – Seal arrangement settings & replacement, Cold end corrosion in Air heaters, Causes & remedies, Driving Unit and its maintenance. SCAPH – Inspection of tubes for erosion and corrosion.
UNIT – III : Soot Blower Maintenance, Pulverisers & Raw Coal Feeders: Pulverisers -Setting of spring assembly, Fitting of bearings and rollers on journals shaft, Mounting worm gear and shaft, Lubrication system of mills, Setting of classifier vanes, Repair of discharge dampers, Major problems encountered in coal mills & their causes and remedies, Constructional details working and maintenance aspect of driving units and PIV gearbox, Maintenance of coal flow indicators & inlet gate of coal, Maintenance of coal carrying system, i.e. drag link chain / conveyers / rotating blades. Coal handling plant & ash handling plants maintenance – Coal handling machines –their working and maintenance aspects, Bunker & Chutes- Effect of erosion and corrosion due to coal and their rectification, Coal crusher- Maintenance problems and repairs.
UNIT – IV : Turbine Maintenance: Pre-checks & dismantling sequence of Turbine Measurement of clearances, Checking the conditions of babbit metal for score pitting, chipping of or lack of bondage between the babbit and the shell, Checking of turbo supervisory instrument for total expansion & differential expansion, Checking of turbine cylinders for cracks/ deformation, Turbine support arrangements, Cleaning inspection and NDT, Centering of shafts, Alignment of rotors of HP, IP & LP rotors w.r.t. generator, Turbine generating system & control valves and governors, Inspection of barring gears, Vibration analysis, Turbine insulation inspection. Turbine auxiliaries maintenance: Boiler feed pump, C.W. pump, Feed Heaters- LP & HP Heater, Condensers- Inspection cleaning & repair of tubes, Chemical dozing pumps- reciprocating pumps, Condensate extraction pump, Construction & function of each part and maintenance problems of all equipments, Removal of complete cartridge of boiler feed pump, Inspection of shaft, bearings, seals, glands, balancing arrangements and ever rings, Dismantling & mounting of bearings, Maintenance of Hydraulic coupling, Alignment of pumps, Trouble shooting of pumps.
UNIT – V : Generator Maintenance: Stator & Rotor maintenance, Vibration monitoring, Hydrogen leakage, Rotor earth fault detection, Excitation system maintenance. Electrical plant & auxiliary equipment maintenance –Switchgears, Isolators, Motors, Transformers, Batteries, Cable & earthing Actuators. Major Maintenance aspects of Hydroelectric/Gas
Power Stations.
REFERENCES:
- Modern Power Station Practice/C.E.G.B./ Vol-III.
- Operator’s hand book/CEGB
- NPTI Manual on Power Plant Maintenance.
- BHEL Operation & Maintenance Manual
For all other M.Tech 1st Year 2nd Sem syllabus go to JNTUH M.Tech Power Plant Engineering and Energy Management 1st Year 2nd Sem Course Structure for (R17) Batch.
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