Week

Topics

01

Introduction, Power in single phase AC circuits,

02

Power triangle, Complex power

03

General circuit equation, generalized constants of simple networks,

04

Constants of combined networks, measurement of generalized circuit constants, numerical problems.

05

One-line diagram, impedance and reactance diagram.

06

Percent or per-unit quantities, selection of base and change in base of p.u. quantities.

07

Per unit representation of single phase transformer.

08

Per unit reactance diagram of a power system, per unit impedances of three winding transformers.

09

Mid Term Examination

10

Symmetrical three phase faults on an unloaded synchronous machine, short circuit currents and reactance of synchronous machines, fault calculation and numerical problems.

11

Symmetrical components: Power in terms of symmetrical components; sequence networks positive, negative and zero sequence networks

12

Unsymmetrical series impedances,

Unsymmetrical faults on unloaded generators,

Unsymmetrical faults on power systems.

13

Single line-to-ground faults, Line to-line faults,

Practice Problems.

14

Double line-to-ground faults, double line to line faults,

Practice Problems.

15

Steady state and transient stability

Power Stability Problems.

16

Rotor Dynamics & SWING Equation,

Problems.

17

Equal area criterion of stability and its application

18

Final Term Examination

Course

Day

Class

ET-321

Monday 02 pm to 05 pm

BS Electrical Technology Regular(6th A) Semester