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PHASE 1- PRE CONSTRUCTION PHASE PLANNING & DESIGN (Modules 1–10)
Module 1: Introduction to 765 kV Substation Projects
1-765-kV-Substation-Planning-and-Execution
Overview of High Voltage Substations and Their Role in Power Systems
Types of Substations and Configurations (AIS, GIS, Hybrid)
Key Components and Rating Selection for 765 kV Systems
Module 2: Project Feasibility and Site Selection
2-765-kV-Substation-Planning-and-Execution
Site Evaluation Parameters – Soil, Accessibility, Proximity to Load Centers
Topographical and Geotechnical Investigations
Environmental Impact Assessment and Clearances
Module 3: Technical Standards and Design Basis
3-Technical-Standards-and-Design-Basis
Reference Codes and Standards (IEC, IS, IEEE, CEA)
Establishing Design Basis Report for 765 kV System
Design Coordination with Transmission Line and Grid Interface
Module 4: Layout Planning and Electrical Arrangement
4-Layout-Planning-and-Electrical-Arrangement
One-Line Diagrams and Busbar Arrangements
Layout Optimization – Equipment Spacing, Safety Clearances
Control Room and Cable Trench Planning
Module 5: Civil and Structural Design Planning
5-Civil-and-Structural-Design-Planning
Foundation Planning for Transformers, Breakers, and Gantries
Substation Building Layout and Architectural Considerations
Drainage, Roads, and Boundary Wall Layout
Module 6: Equipment Planning and Specifications
6-Equipment-Planning-and-Specifications-for-765-kV-Substations
Specification of Major Equipment (Transformers, Breakers, CTs, PTs)
Control and Relay Panel Requirements
Busbar, Isolator, and Earthing System Specification
Module 7: Cost Estimation and BOQ Preparation
7-Cost-Estimation-and-BOQ-Preparation-for-765-kV-Substations
Detailed Quantity Take-Off for Civil and Electrical Works
Preparation of Bill of Quantities and Cost Estimates
Rate Analysis and Budget Finalization
Module 8: Procurement and Tendering
8-Procurement-and-Tendering-for-765-kV-Substations
Preparation of Tender Documents and Technical Specifications
Evaluation of Vendor Bids and Technical Proposals
Procurement Strategy for Long Lead Equipment
Module 9: Project Scheduling and Resource Planning
9-Project-Scheduling-and-Resource-Planning-for-765-kV-Substations
Development of Project Schedule and Milestones
Resource Allocation – Manpower, Equipment, and Materials
Interface Management between Civil, Electrical, and Utility Agencies
Module 10: Pre-Construction Approvals and Permits
10-Pre-Construction-Approvals-and-Permits
Statutory Approvals and Utility Clearances
Right of Way (ROW), Safety, and Environmental Compliance
Pre-Mobilization Activities and Contractor Kickoff
PHASE 2 – CONSTRUCTION & ERECTION (Modules 11–20)
Module 11: Site Mobilization and Infrastructure Setup
11-Site-Mobilisation-and-Infrastructure-Setup
Site Office, Storage Yard, and Material Handling Facilities
Temporary Power, Water, and Access Roads
Safety Setup and Site Discipline Plan
Module 12: Earthwork and Foundation Construction
12-Earthwork-and-Foundation-Construction-for-765-kV-Substations
Excavation, PCC, and RCC for Equipment Foundations
Transformer and GIS Foundations
Quality Control in Concrete Works and Backfilling
Module 13: Structural Steel and Gantry Erection
13-Structural-Steel-and-Gantry-Erection
Fabrication and Erection of Steel Structures
Alignment, Leveling, and Bolting Procedures
Inspection and Safety in Elevated Work
Module 14: Equipment Erection and Alignment
14-Equipment-Erection-and-Alignment
Installation of Power Transformers and Reactors
Circuit Breaker, Isolator, CT, PT, and LA Erection
Inspection and Pre-Commissioning Checks
Module 15: Busbar and Conductor Installation
15-Busbar-and-Conductor-Installation
Busbar Stringing and Jumpering Techniques
Conductor Tensioning and Sag Calculations
Termination and Connector Tightness Tests
Module 16: Earthing and Lightning Protection System
16-Earthing-and-Lightning-Protection-System-for-765-kV-Substations
Earthing Grid Design and Installation
Lightning Mast Erection and Shielding Coverage
Earth Resistance Testing and Records
Module 17: Cable Laying and Trench Works
17-Cable-Laying-and-Trench-Works
Control and Power Cable Laying Methodology
Cable Termination and Ferruling
Cable Testing and Megger Reports
Module 18: Control Room and Auxiliary System Installation
18-Control-Room-and-Auxiliary-System-Installation
Control Room Construction and Finishing
Battery Room, DC System, and UPS Installation
Fire Protection and HVAC Systems in Substation
Module 19: Quality Assurance and Site Testing
19-Quality-Assurance-and-Site-Testing
Quality Documentation and Checklists
Routine Tests for Equipment at Site
Third-Party Inspection and Test Certificates
Module 20: Health, Safety, and Environment (HSE) Management
20-Health-Safety-and-Environment-HSE-Management
Safety Plan for High Voltage Construction
PPE, Work Permit System, and Emergency Protocols
Waste Management and Environmental Safeguards
PHASE III – TESTING, COMMISSIONING & HANDOVER (Modules 21–25)
Module 21: Pre-Commissioning Tests
21-Testing-Commissioning-and-Handover
Insulation Resistance, Ratio, and Polarity Tests
Contact Resistance and SF6 Gas Pressure Checks
Functional Checks of Control and Relay Panels
Module 22: Protection and Relay Coordination
22-Protection-and-Relay-Coordination
Relay Settings and Logic Verification
SCADA, Communication, and Telemetry Integration
End-to-End Testing and Interlocking Verification
Module 23: Power System Testing and Energization
23-Power-System-Testing-and-Energisation
Primary Injection and Secondary Injection Tests
Transformer and Bus Charging Procedures
First Energization and Load Trial Run
Module 24: Documentation and As-Built Drawings
24-Documentation-and-As-Built-Drawings
Preparation of As-Built Layouts and Cable Schedules
Operation and Maintenance Manuals
Final Quality and Test Record Compilation
Module 25: Project Handover and Client Acceptance
22-Protection-and-Relay-Coordination
Punch List Clearance and Snag Rectification
Client Demonstration and Acceptance Certificate
Final Project Dossier Submission
PHASE IV – POST-CONSTRUCTION & OPERATION (Modules 26–30)
Module 26: Operation and Maintenance Planning
26-Operation-and-Maintenance-Planning-for-765-kV-Substations
Maintenance Schedules for 765 kV Equipment
Spare Parts Management and AMC Contracts
Maintenance Record Keeping and Logbooks
Module 27: Condition Monitoring and Troubleshooting
27-Condition-Monitoring-and-Troubleshooting
Transformer Oil Testing, SF6 Gas Monitoring
Partial Discharge Detection and Thermal Scanning
Failure Analysis and Root Cause Investigation
Module 28: Performance Evaluation and Reliability
28-Performance-Evaluation-and-Reliability
Load Flow, Voltage Regulation, and System Performance
Equipment Reliability and MTBF Analysis
Energy Loss Assessment and Reporting
Module 29: Upgradation and Expansion Planning
29-Upgradation-and-Expansion-Planning
Future Load Growth and Capacity Expansion Planning
Bay Addition, Bus Extension, and Integration
Retrofitting with Modern Equipment
Module 30: Lessons Learned and Project Closure
30-Lessons-Learned-and-Project-Closure
Review of Project Challenges and Key Takeaways
Knowledge Transfer to Operation Teams
Post-Completion Audit and Final Documentation