High Voltage Design Training Syllabus
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High Voltage Design Training Syllabus

Art of Conceiving SLD with preliminary data considering technical and commercial aspects

  • Identifying the voltage levels for the plant
  • Identifying the substation /switchgear and locations
  • Identifying transformer MVA, voltage ratio, %Z ratings
  • Detecting Earth fault in LV System
  • The basic calculation for short circuit powers.
  • Voltage dip calculation on starting of large motors.
  • Type of system grounding.

Selection of Switchgears

  • Identifying the Type of Switchgear requirement
    • Motors
    • Transformers
    • Capacitors
    • Generator
    • Cables
  • Classification of Switchgear (As per IEC 62271-200)
    • Accessibility
    • Loss of Service continuity
    • Type of Barriers
    • Internal Arc Classification
  • Operating Parameters of MV Switchgear
    • Rated Voltage
    • Impulse Voltage
    • Power Frequency Voltage
    • Short Time Withstand Current
    • Peak Withstand Current
    • Minimum Short Circuit Current
  • Selection of Switchgear Components and its functions
    • Disconnector
    • Earthing Disconnector
    • Switch
    • Disconnector Switch
    • Circuit Breakers
    • Contactors
    • Fuse
  • Selection of Instrument Transformers for Protection and Metering
    • Current Transformers
    • Voltage Transformers
    • Low power Current Transformers
  • Accessibility and Service Continuity of switchgear
  • Identifying Dielectric Withstand and Protection
  • Graphical Symbols of Switchgear Components
Substation Design
  • Basics of Substation Design
    • Substation Arrangement
    • Substation Type
    • Substation Equipment
    • Substation Layouts
  • Selection of Protection Philosophy
    • LV Motor feeders
    • LV Outgoing feeders
    • LV Transformer feeder
    • LV Incomer feeder
    • LV Bus coupler feeder
    • MV Motor feeders
    • MV Tie feeders
    • MV Transformer feeder
    • MV Incomer feeder
    • MV Bus coupler feeder
    • Auto Changeover Philosophy
  • Substation Communication Protocol
  • Identifying the needs of Intelligent Relays
  • ANSI Codes for Protection.
  • Sizing and selection of HV Power Capacitors.
  • Substation AC UPS and DC UPS sizing and selection.
SLD Review and Interlocks for Switchgear
  • Review of Single Line Diagram and Protection Metering Diagrams.
  • Safety interlocks between switchgear.
  • Safety and operation consideration for control voltage distribution.
  • Safety and operation consideration in UPS and battery/battery charger system
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