Tutors

Raghav Tripathi

PROGRAM OVERVIEW

CURRICULUM

  Module #1: INTRODUCTION AND OVERALL PROJECT PROCESS UNDERSTANDING

  • Training Syllabus (2025) for Substation Design and ETAP Software
  • List Of Drawings & Calculation Required For Any Substation Construction (Example From PGCIL India)
  • PROJECT TENDER SPECIFICATION (Substation Package ) AS REFERENCE
  • GRID REGULATIONS
  • CLASS DAY-1(SYLLABUS OVERVIEW , DESIGN ENG SKILLS ,LIST OF DRAWINGS & CAL AND JOB COMPANIES)
  • CLASS DAY-1 PPT
  • IEC - 62271
  • CLASS DAY-2-ETAP SOFTWARE INTRODUCTION AND POWER GRID X/R VALUE SELECTION FOR ETAP
  • CLASS DAY-3-POWER EVACUATION VOLTAGE FOR SOLAR PLANT, COMPARISION IN TRANSMISSION LINES & CABLE
  • CLASS DAY-2 and 3 PPT
  • X/R Cal
  • CLASS DAY-4, DOWNLOADED A LIVE TENDER & STARTED DESIGN ENGINEERING PROCESS (STEPS 1 & 2)
  • CLASS DAY-5 (WHY 400 kV SUBSTATION HAVE SHUNT REACTORS, NGR USE WITH LINE REACTOR & STEP 3 to 16)
  • Guidelines_for_selection_of_NGR_Paper-2
  • 1912594-selection-of-neutral-grounding-reactor-for-line-to-ground-fault-Paper-1
  • CLASS DAY-6-Electrical Systems Common Design Parameter Selection (Impulse Voltage Level or BIL)
  • CLASS DAY-7- Continuous Current and Short Circuit Current Selection
  • IEC-60071
  • IEEE-551
  • CLASS DAY 4 and 5 PPT
  • CLASS DAY-6 PPT
  • CLASS DAY-7 & 8 PPT
  • CLASS DAY-8- Solar Substation Short Circuit Current Calculation
  • OVERVOLTAGE DUE TO SWITCHING SURGES AND SYSTEM FAULTS

  MODULE-2-EQUIPMENT SELECTION & SIZING CALCULATION

  • CLASS DAY-9- SA/LA LOCATION DISCUSSION AND WHY SA REQUIRED ON BOTH SIDE OF TRAFO
  • IEC60099-4
  • IEC60099-5 surge arrestor
  • CLASS DAY-10- SA/LA PARAMETERS SELECTION
  • CLASS DAY-9 & 10 PPT (SA COMPLETE)
  • CLASS DAY-11- CT METERING CORE PARAMETER SELECTION DISCUSSION
  • CLASS DAY-12- CT METERING CORE BURDEN AND ISF CALCULATION
  • CT DATA USED IN CLASS
  • CLASS DAY-11 & 12 PPT
  • IEC-61869 -2
  • CLASS DAY-13 (PART-1)- CT PROTECTION CORE PARAMETERS SELECTION (P CLASS CT OR 5P20 CT DISCUSSION)
  • CLASS DAY-13 (PART-2) - CT PROTECTION CORE PARAMETERS SELECTION (P CLASS OR 5P20 CT DISCUSSION)
  • CLASS DAY-13 PPT
  • CLASS DAY-14-CT PX CORE KNEE POINT VOLTAGE (WHAT IS KNEE POINT VOLTAGE & WHY NEED TO CALCULATE)
  • EQUIPMENTS IEC STANDARDS
  • CLASS DAY-15
  • CLASS DAY 14 and 15 PPT
  • CLASS DAY-16
  • CLASS DAY-17 - Voltage Transformer & Wave Trap
  • CLASS DAY-18 -Types of CB & Construction for HV & EHV CB, SF6 Gas Pressure & Pole Selection
  • CLASS DAY 16 and 17 PPT (CT location VT selection and Wave Trap Topic PPT)
  • CLASS DAY-19- Selection Of Circuit Breaker Continues and Short Circuit Current Rating
  • IEC-56 for CB Current Rating Selection
  • CT Sizing for LINE feeder (Differential + Distance)
  • CLASS DAY-20-CB Other Technical Parameter Selection
  • CLASS DAY-21 - CB Rating Selection in ETAP , Trip Logic Discussion and PIR & CSD Selection for CB
  • CLASS DAY-18 +19 +20 +21 PPT (CIRCUIT BREAKER PPT)
  • CLASS DAY-22 - DISCONNECTOR OR ISOLATOR SELECTION (SESSION-1)
  • CLASS DAY-23 - DISCONNECTOR OR ISOLATOR SELECTION (SESSION-2)
  • CLASS DAY-22 & 23 PPT (DISCONNECTOR TOPIC PPT)

  MODULE-3: TRANSFORMER SELECTION

  • CLASS DAY-24- TRANSFORMER DEFINITION, WINDING SELECTION
  • CLASS DAY-25-TRANSFORMER VECTOR GROUP SELECTION
  • CLASS DAY-26-VECTOR GROUP , LOSSES, WTI, OTI , COOLING, IMPEDANCE, TAP CHANGER SELECTION
  • CLASS DAY-27- TRANSFORMER ACCESS ROAD, OIL COLLECTING PIT AND FIRE BARRIER WALLS