5EE 6.1-ADVANCED DISTRIBUTION SYSTEM |
Units: I |
(i) Distribution Systems: Distribution of power, future distribution systems, power loads. (ii)
Load Forecasting: Introduction, load survey, load forecasting-regression analysis, correlation
theory, analysis of time series, load growth factors, sources of error.
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Units: II-Operation: |
Operation criterion and standards: Voltage control – voltage regulation, kVA –
km conductor loading, correction of system voltage. Harmonics – introduction, effects of
harmonics on networks, limits of harmonics, filters. Load variations- causes of voltage
fluctuations, measures to reduce flickering. Ferro resonance. System losses - introduction,
losses in components, measurement of losses, reduction of losses. Energy management. |
Units: III-Distribution Power Capacitors: |
Reactive power flow, monitoring and compensation in
distribution system, maintaining system voltage. Series and shunt capacitors, comparison.
Shunt capacitors in distribution system - LT and HT shunt capacitors, capacitor rating for
power factor improvement, constructional features. System harmonics.
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Units: IV-Grounding: |
Grounding system, earth and safety, earth electrode- earth resistance calculation,
effect of rod size and soil resistivity, earth conductor sizes. Introduction to earth electrode
design. Brief description of system earthing – system neutral earthing, earthing of substations,
lines and consumer premises. Earth fault protection of feeders.
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Units: V-Distribution Automation: |
Introduction to distribution automation. Concept of
communication-power line carrier, radio communication, fibre optics, satellite communication
and sensors. Introduction to supervisory control and data acquisition (SCADA). Brief
descriptor of an automation system.
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