ELECTRICAL POWER SYSTEM SYLLABUS

UNIT I:
Over head lines: solid conductors, stranded conductors, bundled conductors, skin effect,
proximity effects, inductance and capacitance of single-phase, three-phase single circuit and
double circuit lines, concept of GMD, transposition of lines, effect of earth on capacitance of
transmission lines.
UNIT II:
Transmission Lines: representation of transmission line, single line diagram, per unit
quantity, Characteristics and performance of transmission lines, transmission lines as four
terminal networks, nominal-T, nominal-p, equivalent-T, and equivalent-p representation of
transmission lines, A, B, C, D constants, distributed parameters of long lines, hyperbolic
solutions, Ferrantii effect, surge impedance loadings, power flow equations.
UNIT III: GENERATOR VOLTAGE
Generator voltage control, line drop compensation by static capacitors and reactors, induction
voltage regulators, control of voltage profile, control of active and reactive power,
calculation of synchronous phase modifier capacity, on-load tap changing transformer,
control cost in AC and DC system, basis of selection for line voltage, AC and DC
distribution systems, voltage drop calculation.
UNIT IV: CABLES
Types of cables, insulation resistance of cables, capacitance of cables, dielectric stress,
capacitance grading of cables, use of inter-sheaths, power factor of cables, sag and tension
calculation.
UNIT V: TRAVELING WAVES
Transients in power systems, wave equation, characteristic impedance, energy and power
surge, velocity, traveling wave phenomenon in open circuited and short circuited lines, lines
with series reactive termination, junction of two dissimilar lines, repeated reflections,
Bewley’s Lattice diagram.
Text Books:
1. “Elements of Power Systems”, Stevenson, 4th Edition
2. “Power System Engineering”, Nagrath Kothari, TMH Pbs.
Reference Books:
1. “A Course In Electrical Power”, Soni, Gupta and Bhatnagar, Dhanpat Rai.
2. Electrical power systems, Ashfaq Hussain, CBS Pbs.
3. Electrical power systems, C. L. Wadhwa, New Age Pbs.
4. "Substation Design and Control" by Gupta & Satnam