Unit-1 Methods of generation of electrical power, effect of power generation in the economy of a country, General features, essential equipements, layout of hydro, diesel and nuclear power station. Station auxiliaries such as coal handling plant, cooling water plant, water softening plant, Fuel pump air compressor. Battery room, cooling towers, choice of power plant.
Unit-2 Estimation load, Load curve, load duration curve, Load factor, diversity factor, plant capacity factor. Utilization factor. Maximum demand, their effects on cost of generation, base load and peak load station, selection of units and operation schedule from load curve. Inter connection of power station.
Unit-3 Systems of transmission, comparison of supply system, choice of voltage, conductors size and material, types of conductors, types of supports, construction of overhead line, sag calculation for equilevel support. Effect of wind and ice on the sag. Use sag template and sag chart.
Unit-4 Type and construction features of insulators, voltages distribution across the units of suspension type insulators, string efficiency, methods of increasing the string efficiency, arcing horn and grading ring.
Unit-5 Short transmission line : Regulation, efficiency losses, sending end power factor, sending end voltage with given receiving end condition. Effect of higher p.f. and higher voltage on regualtion, efficiency of transmission line, comparison of over head and under ground lines. Calculations of induction & capacitance for simple arrangement with symmetrical spacing.
Unit-6 Short circuit KVA calculation in simple circuit, ohmic and percentage rating of reactors. Methods of limiting the short circuit current, use and location of reactors.
Unit-7 Principle voltage control : Tap changing transformer, booster transformer, induction regulation, synchronous condenser, corona skin effect. Types and construction of cables. Methods of laying the cable, method of location of faults in the underground line.
Books recommended for study :
1. Backett - Generation and transmission.
2. Soni, Bhatnager and Gupta- A course in Electrical power.
3. S. D. Uppal � Electrical Power.
4. H. Cotton � Electrical Transmission and distribution.
5. B. L. Mathur- Electrical Power.
6. V.K. Mehta � Electrical Power System.
Drawing & Drafting
>2.Electrical Machine II
>3.Digital Electronics &
Microporcessor
>4.Electronic Instrumentation & Control
<5.Electrical Power I
>6.Project Work
