6EE6.2 POWER SYSTEM INSTRUMENTATION

Unit-1

Theory of Errors:

Accuracy and precision, systematic and random errors, limits of error,

probable error and standard deviation. Gaussian error curves, combination of errors.

Unit-2

Transducers:

Construction & Operating Characteristics of active and digital transducers,

Measurement of temperature, pressure, displacement, acceleration, noise level, Instrumentation

for strain, displacement, velocity, acceleration, force, torque and temperature.

Unit-3

Signal Conditioning:

Instrumentation amplifiers, isolation amplifiers, analog multipliers,

analog dividers, function generators, timers, sample and hold, optical and magnetic isolators,

frequency to voltage converters, temperature to current converters. Shielding and grounding.

Unit-4

Power System Instrumentation-I:

Measurement of voltage, current, phase angle, frequency,

active power and reactive power in power plants. Energy meters and multipart tariff meters.

Unit-5

Power System Instrumentation-II:

Capacitive voltage transformers and their transient

behavior, Current Transformers

for measurement and protection,

composite errors and