Unit 1: Difference between transmission and Distribution. Distributors, Feeder, Service mains. Calculation of voltage drop in distribution feed from both ends with equal and unequal voltages with concentric load and uniform distributed load. Ring main distributor. Voltage drop calculation in A.C distribution.
Unit 2: Criteria for fixing the tariff, Flat rate, Block rate, Two part, Power factor tariff. Low power factor penalty Clause, Bill preparation with different tariff reduction of energy cost by improvement of power factor and load factor, Use of peak-off supply.
Unit 3: Methods of improving the P.F. Reasons for low P.F. Advantages of higher P.F, Effect of P.F on annual saving. Types of Substation layout and equipment of Substation. Functions of Substation. Location of Substation.
Unit 4: Electrical heating, Methods of Electrical heating, Construction and working principles of resistance oven, induction and arc furnace. Advantages of electrical heating, resistance and arc welding, dielectric heating.
Unit 5: Study of different types of lamps ( Incandescent and gas discharge lamp) , their characteristics, types of fittings, different terms used in illumination, design of illumination scheme.
Unit 6: System of electric traction, advantages and disadvantages of electric traction over steam traction. Comparison between A.C and D.C system for electric traction. Different types of speed time curves. Analysis of speed time curve. Important terms used in electric traction. Factors effecting the schedule speed of train. Study of simplified speed time curve. Relationship between principle quantities in speed time curve. Mechanics of train moment. Specific energy output, various factors effecting the specific energy consumption. Electrical and Mechanical characteristics of electric traction motor, Series and parallel control of D.C series motor. Shunt and Bridge Transition. Multiple unit control. Negative and positive Boosters.
ELECTRICAL BRAKING: Plugging, rheostatic and regenerative braking. A.C and D.C locomotive, basic construction and operation. Methods of current collection: overhead and conductor rail system.
Books Recommended:
1. Utilization of Electrical Energy. By O.A. Talyor.
2. Electrical Power and Utilization By A.T.Starr.
3. Electrical Power By S.L.Uppal.
4. Course in Electrical Power By Soni Gupta & Bhatnagar.
5. Electrical Power By B.L.Mathur.
6. Power Systems By V.K.Mehta.
Communication Engg.
>2.Switchgear & Protection
>3.Comp. Hardware Engg.
>4.Industrial Electronics
<5.Electrical Power II
>6.Project Work
