GE6162 ENGINEERING PRACTICES LABORATORY L T P C
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OBJECTIVES:
- To provide exposure to the students with hands on experience on various basic engineering practices in Civil, Mechanical, Electrical and Electronics Engineering.
GROUP A (CIVIL & MECHANICAL)
I CIVIL ENGINEERING PRACTICE 9
Buildings:
(a) Study of plumbing and carpentry components of residential and industrial buildings. Safety aspects.
Plumbing Works:
(a) Study of pipeline joints, its location and functions: valves, taps, couplings, unions, reducers, elbows in household fittings.
(b) Study of pipe connections requirements for pumps and turbines.
(c) Preparation of plumbing line sketches for water supply and sewage works. (d) Hands-on-exercise:
Basic pipe connections – Mixed pipe material connection – Pipe connections with different joining components.
(e) Demonstration of plumbing requirements of high-rise buildings.
Carpentry using Power Tools only:
(a) Study of the joints in roofs, doors, windows and furniture. (b) Hands-on-exercise:
Wood work, joints by sawing, planing and cutting.
II MECHANICAL ENGINEERING PRACTICE 13
Welding:
(a) Preparation of arc welding of butt joints, lap joints and tee joints. (b) Gas welding practice
Basic Machining:
(a) Simple Turning and Taper turning
(b) Drilling Practice
Sheet Metal Work:
(a) Forming & Bending:
(b) Model making – Trays, funnels, etc. (c) Different type of joints.
Machine assembly practice:
(a) Study of centrifugal pump
(b) Study of air conditioner
Demonstration on:
(a) Smithy operations, upsetting, swaging, setting down and bending. Example –
Exercise – Production of hexagonal headed bolt.
(b) Foundry operations like mould preparation for gear and step cone pulley. (c) Fitting – Exercises – Preparation of square fitting and vee – fitting models.
GROUP B (ELECTRICAL & ELECTRONICS)
III ELECTRICAL ENGINEERING PRACTICE 10
- Residential house wiring using switches, fuse, indicator, lamp and energy meter.
- Fluorescent lamp wiring.
- Stair case wiring
- Measurement of electrical quantities – voltage, current, power & power factor in RLC
circuit.
- Measurement of energy using single phase energy meter.
- Measurement of resistance to earth of an electrical equipment.
IV ELECTRONICS ENGINEERING PRACTICE 13
- Study of Electronic components and equipments – Resistor, colour coding measurement of AC signal parameter (peak-peak, rms period, frequency) using CR.
- Study of logic gates AND, OR, EOR and NOT.
- Generation of Clock Signal.
- Soldering practice – Components Devices and Circuits – Using general purpose
PCB.
- Measurement of ripple factor of HWR and FWR.
OUTCOMES:
TOTAL: 45 PERIODS
- Ability to fabricate carpentry components and pipe connections including plumbing works.
- Ability to use welding equipments to join the structures.
- Ability to fabricate electrical and electronics circuits.
LIST OF EQUIPMENT FOR A BATCH OF 30 STUDENTS: CIVIL
- Assorted components for plumbing consisting of metallic pipes,
plastic pipes, flexible pipes, couplings, unions, elbows, plugs and
other fittings. 15 Sets.
- Carpentry vice (fitted to work bench) 15 Nos.
- Standard woodworking tools 15 Sets.
- Models of industrial trusses, door joints, furniture joints 5 each
- Power Tools: (a) Rotary Hammer 2 Nos (b) Demolition Hammer 2 Nos (c) Circular Saw 2 Nos (d) Planer 2 Nos (e) Hand Drilling Machine 2 Nos (f) Jigsaw 2 Nos
MECHANICAL
- Arc welding transformer with cables and holders 5 Nos.
- Welding booth with exhaust facility 5 Nos.
- Welding accessories like welding shield, chipping hammer,
wire brush, etc. 5 Sets.
- Oxygen and acetylene gas cylinders, blow pipe and other
welding outfit. 2 Nos.
- Centre lathe 2 Nos.
- Hearth furnace, anvil and smithy tools 2 Sets.
- Moulding table, foundry tools 2 Sets.
- Power Tool: Angle Grinder 2 Nos
- Study-purpose items: centrifugal pump, air-conditioner One each.
ELECTRICAL
- Assorted electrical components for house wiring 15 Sets
- Electrical measuring instruments 10 Sets
- Study purpose items: Iron box, fan and regulator, emergency lamp 1 each
- Megger (250V/500V) 1 No.
- Power Tools: (a) Range Finder 2 Nos
(b) Digital Live-wire detector 2 Nos
ELECTRONICS
- Soldering guns 10 Nos.
- Assorted electronic components for making circuits 50 Nos.
- Small PCBs 10 Nos.
- Multimeters 10 Nos.
- Study purpose items: Telephone, FM radio, low-voltage power supply
REFERENCES:
- Jeyachandran K., Natarajan S. & Balasubramanian S., “A Primer on Engineering
Practices Laboratory”, Anuradha Publications, (2007).
- Jeyapoovan T., Saravanapandian M. & Pranitha S., “Engineering Practices Lab Manual”, Vikas
Puplishing House Pvt.Ltd, (2006)
- Bawa H.S., “Workshop Practice”, Tata McGraw – Hill Publishing Company Limited, (2007).
- Rajendra Prasad A. & Sarma P.M.M.S., “Workshop Practice”, Sree Sai Publication, (2002).
- Kannaiah P. & Narayana K.L., “Manual on Workshop Practice”, Scitech Publications, (1999).
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