- SAFETY:
- Introduction & Importance of safety, general precautions about safety. PPEs used in chemical industries. Safety slogan. First aid in workshop & industry.
| - BASIC FITTING: Safety precautions to be followed in the fitting workshop.
- Introduction to different hand tools such as files, chisels, hacksaw & hammers, etc., and their uses.
- Description, construction, and uses of different marking tools such as steel rule, caliper, punches, v-block, scribing block, etc.
| - JOB HOLDING DEVICES:
- Description, construction, and uses of different job-holding devices. Such as vice, VBlock.
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- Description, construction, calculation, and uses of different Linear Measuring Instruments – VernierCalliper, Vernier Depth gauge, Height gauge, Outside Micrometre, Bevel protector.
| - Drilling, Countersinking, counter boring.
- Reaming and tapping.
- Nomenclature and uses of Drill, Reamer
| - Description, nomenclature, and uses of different types of threads – Metric, BSW, BSF, BSP, etc.
- Calculation of tap drill size.
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- Introduction to Physics, Units, dimensions, and physical quantities.
- Vernier caliper – parts of a Vernier caliper, principle, and uses of a Vernier caliper.
- Least count and measurement with Vernier caliper.
- Outside micrometer – parts of an outside micrometer, working principle, least count, and measurement with outside micrometer.
| - Velocity, its unit, average velocity, speed, average speed, acceleration, Acceleration due to gravity, Newton’s laws of motion.
- Force, unit of force, Effect of force.
- Representation of forces resultant. triangle and parallelogram laws of forces.
| - Friction-definition, unit, types of friction, laws of friction, advantages, and disadvantages of friction.
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- Inclined plane.
- Simple machines- types of simple machines-pulley, inclined plane, lever, wheel and axle, screw jack.
- Mechanical advantage, velocity ratio, the efficiency of the machine.
| - Current electricity, Ohm’s law, Kirchhoff’s law.
- Resistances in series and parallel.
- Electrolysis, Faraday's laws of electrolysis.
- Energy and power, forms of energy- potential, kinetic, heat, light. Mechanical equivalent of heat (‘J’ by electric method).
| - Modes of heat transfer – conduction, convection, and radiation.
- Determination of thermal conductivity.
- Temperature & expansion of solid, and liquid.
- Coefficient of linear and cubical expansion.
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- Introduction to Chemistry, branches of chemistry
- Importance of chemistry.
- Safety precautions are to be taken in the Chemistry Laboratory.
- Different equipment and apparatus are used in the Chemistry Laboratory.
| - Acids, bases, and salts-their properties and uses. Element, atom, and molecule.
- Compound, mixture, Physical change, chemical change, Molecular weight, equivalent weight, atomic weight, Normality, molarity, and molality.
- Volumetric analysis- titrimetric analysis- determination of the amount of substance in solution. Detection of endpoint.
- Types of Titrimetric analysis.
| - ATOMIC STRUCTURE:
- Electrons, protons, neutrons.
- Electronic theory of valency.
- Classification of elements, Modern periodic law, table, Groups, periods, and periodic properties.
- Allotropy of hydrogen, carbon, phosphorus, and sulfur.
- Allotropic forms of sulfur – monoclinic, amorphous, and rhombic sulfur.
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- WATER:
- Sources, hard and soft water, causes and removal of hardness, water for industrial purposes. Corrosion- causes, effects, and prevention.
- Catalyst definition types of catalysts, characteristics of catalysts, and use of catalyst.
- Introduction to Effluent treatment plant (ETP)
| - Definition of pH, pH scale, measurement of pH.
- ORGANIC CHEMISTRY:
- Introduction, purification processes, organic reactions- substitution, addition, Elimination, rearrangement reactions, examples.
- Nomenclature-Basic rules for Common name & IUPAC name system for alkanes, alkenes & alkynes, their examples.
- The boiling point and melting point of organic compounds.
| - Definition of fire, chemistry of fire, fire triangle classification of fire.
- Causes of fire in chemical industries.
- Different types of fire Extinguishers
- Accident - causes and effects of accident
- Prevention of accidents.
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- Different terms such as Hazard, risk, LEL, VEL, TWA, STEL.
- Flash point, fire point auto ignition temp.
- Material safety data sheet.
- Housekeeping – the importance of housekeeping in chemical industries.
- Pollution and its controls
- Concept of 5S.
| - Pressure: Definition, unit’s conversion of units.
- Classification of pressure measuring instruments
- Bourdon type, capsule type helical type, bellows type diaphragm type pressure
- gauges.
| - Temperature: Definition, units, conversation of units. Classification of temperature measuring
- Instruments: Mercury in glass thermometer, bimetallic thermometer, RTD thermometer & Thermocouple.
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- Flow Measurement. -
- Classification of flow measuring instruments.
- Construction, workings & uses of orifice meter, venturi meter, and turbine-type flow meters.
| - Level Measurement –
- Classification of level measuring instruments – simple float type level indicator, sight glass level indicator, air purge level indicator, Capacitance type level indicator.
| - Definition and measurement of specific gravity.
- Working principle of Hydrometer.
- Construction of final control element (control valve).
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- Standard pipe threads, nominal diameter, wall thickness, schedule number, die & diestock, tubing.
| - Different types of pipe joints – flanged and threaded. Straight connections, bedsore, elbows, tees, screwed fittings, coupling, flanges, bush & caller, plug, stop cock, binding material.
- Tools for fitting.
| - Thermal insulation – Lagging of utilities in chemical industries.
- Types & uses of lagging materials. Properties of lagging materials.
- Gasket materials for particular applications cork sheet, oilproof paper, PTFE rubber & graphite.
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- Locking devices- use of correct material and locking devices – locknut castle nut, saw nut, locking pin, spring lock water.
- Construction, working & use of gate valve.
| - Construction, working & use of Globe valve & check valve.
| - Construction, working & use of needle valve, diaphragm & ball valve.
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- Construction, working & use of stop cock & butterfly valve
- Maintenance of valve
- Selection of appropriate type of valve for given service.
| - PUMP Classification of pumps
- Construction, working & use of centrifugal pump
- Starting & Shutting down the procedure for the centrifugal pump
- Troubleshooting in centrifugal pump.
| - Construction, working & use of Gear pump
- Troubleshooting in Gear pump.
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- Construction, working & use of Screw pump & metering pump.
| - Construction, working & uses of fans, blowers & compressors.
| - Types, construction & uses of bearings such as ball, roller, bush, etc. their care & maintenance.
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- Types of gears - Spur gear, Helical gear, Bevel gear.Their uses & care.
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