Technical Supervisor Travancore Sugars and Chemicals Syllabus: DETAILED SYLLABUS FOR THE POST OF TECHNICAL SUPERVISOR IN TRAVANCORE SUGARS AND CHEMICALS LTD. (Cat.No. :693/2023)
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(Total Marks 100)
Exam date: 10/12/2024
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693/2023 syllabus Kerala PSC
Module 1: Fluid Mechanics (5 Marks)
Definition of fluid, properties of Fluid, Pascal’s Law, Hydrostatic law,
Measurement of pressure, Total pressure, center of pressure, Buoyancy, Meta
centre, Metacentric height, types of fluid flow, discharge, continuity equation,
Euler’s equation, Bernoulli’s equation, Venturi meter, orifice meter, pitot tube,
flow through Orifices, notches and weirs, Reynolds experiments, major and
minor losses, Darcy Weisbach equation, Chezy’s formula, water hammer, vapour
pressure
Module 2: Hydraulic machines: (5 Marks)
Impact of jet, jet Propulsion, Hydraulic turbines such as Pelton turbine, Francis
and Kaplan turbines and its various efficiencies, draft tube, uses, different types,
Specific speed, unit quantities, Governing of turbines, Centrifugal pumps and
Reciprocating pumps, cavitation, effect of cavitation, Slip, positive and negative
slips, reason for slip, Indicator diagram
Module 3: Thermodynamics (5 Marks)
Thermodynamic systems, thermodynamic properties, Intensive and extensive
properties, path,
process like reversible, Cyclic, quasi static, Zeroth law of thermodynamics,
Enthalpy, entropy, specific heats, First law, second law, gas laws such as Boyle’s
law, Charles’ law, Avogadro’s law, Joule’s law, Carnot cycle, Air standard
efficiency, Mechanical efficiency, overall efficiency, Otto cycle, Diesel cycle.
Module 4; Thermal Engineering & Power plant Engineering (5 Marks)
Fuels, combustion of fuels, Calorific values, lower calorific values, Upper calorific
values, Bomb calorimeter, gas calorimeter, minimum air and excess air required
for combustion of fuels, stem, wet, dry and superheated steam, Rankine cycle,
Brayton cycle, steam turbines, Gas turbines, steam nozzles, compounding,
velocity, pressure, and velocitypressure compounding. Impulse and Reaction
turbines , advantages and disadvantages of both
Module 5: Mechanics and Strength of Materials (5 Marks)
Centre of gravity, centroid, Moment of inertia, parallel axis theorem,
Perpendicular axis theorem, beams, types of beams and different types of loads
acting on the beams
Simple stresses and strains, Hook’s law, elastic constants, Factor of safety, linear
stress and strain, lateral stress and strain, Poisson’s ratio, Thermal stress and
strains, composite bar, Mohr’s circle, Shear force and bending moments, torsion
of shafts, thin and thick cylinders, Columns and struts.
Module 6: Engineering Materials (5 Marks)
Metals and Nonmetals, Alloys and alloy materials, Heat treatments, Upper critical
temperature and lower critical temperature, Heat treatments and various heat
treatment and surface hardening processes, composition and properties and uses
of various steels, plastics and other newer engineering materials
Module 7: Manufacturing process and Production Engineering (5 Marks)
Elementary ideas about various basic workshop practices of Carpentry, foundry,
sheet metal, welding, smithy and Fitting and various tools using in each sections
Machine tools like lathe, shaper, plainer, milling, drilling and slotting machines
and its operations, Cutting tools, Tool materials, cutting speed, feed, depth of
cut, tool nomenclature, tool life, shaper mechanisms
Module 8: Engineering Drawing and Machine design (5 Marks)
First angle projection method and its symbol, projection of points and line in four
quadrants, construction of various conic sections like ellipse, parabola and
hyperbola, Development of surfaces, section of solids, Isometric and oblique
projections. Design of joints, threaded fasteners, keys, cotters, couplings,
transmission system, belt, rope, gear, chain drives, and Open belt and cross belt,
length of the belts. Welded joints and Riveted joints and its strength and various
efficiencies
Module 9: I.C Engines and Steam boilers (5 Marks)
Engines, Heat engines, S.I & C.I engines, detonation and knocking, Fuel
injection, Air fuel ratio, compression ratio, Octane number, Cetane number,
steam boiler, water tube and fire tube boilers like Cochran and Babcock and
Wilcox boiler, modern high pressure boilers like La Mont boiler, Benson boiler
Boiler accessories and mountings
Module 10: Heat transfer and Refrigeration (5 Marks)
3 modes of heat transfer such as conduction convection and radiation and its
governing laws such as Fourier law, Newton’s law of cooling, StefanBoltzmann’s
law, Refrigeration, Heat Engine, refrigerator and heat pump, COP, ton of
refrigeration, properties of refrigerant. Psychometric and psychometric chart
Module 11 (5 Marks) Fundamentals of Electricity
Voltage, current, resistance, energy, powerdefinitions and units, ohm’s lawstatement, simple problems related to ohm’s law, power and energy, Resistance
in series and parallelsimple problems. Kirchhoff’s lawsKCL and KVL
Module 12 (5 Marks) Electrostatics and electromagnetism
Laws of electrostatics, permittivity, electric flux, flux density, potential, potential
difference – equations and simple problems, Lightning phenomenon, potential
gradient, dielectrical strength, capacitors in series and parallel, energy stored in a
capacitor. Coulomb’s law, permeability, magnetic flux, flux density, reluctance,
mmf, Faraday’s law of electromagnetic induction, Lenz’s law. self inductance,
mutual inductance, energy stored in an inductor, Fleming’s laws
Module 13 (5 Marks) Fundamentals of AC systems
Generation of ac voltage, equation of voltage, Basic termsamplitude, frequency,
cycle, time period, average value, instantaneous value, rms value, form factor,
peak factor equations and related simple problems, ac through resistance,
inductance and capacitance, star and delta connections in 3 phase ac systemsline and phase relationship in star and delta systems.
Module 14 (5 Marks) Measurements and measuring instruments
Various types of electrical measuring instruments voltmeter, ammeter, energy
meter, wattmeter, single phase and three phase power measurement,
measurement of resistance, inductance and capacitance, power factor meter,
synchroscope, TOD meter, CRO, insulation megger and earth megger,
multimeter, CT and PT.
Module 15 (5 Marks) Safety, first aid, batteries and solar cell
Basic safety requirements, electric shockrequirement for avoiding shock, first
aid, installation, care and maintenance of batteries and solar cells, determination
of total number of cells required for a given power requirements.
Module 16 (5 Marks) Wiring Accessories
Various wiring systems
Wiressingle strand and multistrand, current ratings. Fuses cartridge and HRC.
Switches SPST, SPDT, TPTT, ICDP, ICTP, Toggle switch, Limit switch, safety
devices MCB,ELCB,RCCB,electrical illumination,EarthingPipe and Plate
earthing.
Module 17 (5 Marks) DC Machines
Dc generator construction, working, classification, emf equation, wave and lap
windings, characteristics, simple problems.
Dc motor construction, working, types, emf equation, torquesimple problems,
various starters, speed control, testing, MG set.
Module 18 (5 Marks) Ac Machines
Transformerconstruction, principle, types, emf equation, transformation ratio,
losses and efficiency, all day efficiencysimple problems
Three phase induction motor principle, construction, types, slip, torque, losses,
efficiency, power stages, speed control, three phase motor starters.
Alternators construction, principle, emf equation, losses and efficiency,
Three phase synchronous motor.
Single phase and FHP motorssingle phase induction motor, universal motor, ac
series motor, servomotor, stepper motor, split phase motor.
Module 19 (5 Marks) Digital Electronics
Number systems, Logic gates AND, OR, NOT, NAND, NOR, DeMorgan’s
theorems, half adder, full adder, flipflops, shift registers, counters, ADC, DAC,
Soldering Techniques.
Module 20 (5 Marks) Power Electronics
Half wave and full wave rectifiers with and without filters, UJT relaxation
oscillator, FET, JFET, Triac, Diac, IGBT, SCR, operation and maintenance of
inverter, regulated dc power supply, battery charger, UPS.
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