• Engineering Consultant for Design, Engineering and Consultancy Services for Extra High Voltage Substations, Transmission Lines, Electrical Balance of Plant (EBOP) of Thermal Power Plants, Large Electrical Systems (HV/MV) of Steel plants, Coal & Iron Handling Plants & Misc. Industries, Electrical System studies using ETAP 2020.

  • Engineering Consultant for Design, Engineering and Consultancy Services for Extra High Voltage Substations, Transmission Lines, Electrical Balance of Plant (EBOP) of Thermal Power Plants, Large Electrical Systems (HV/MV) of Steel plants, Coal & Iron Handling Plants & Misc. Industries, Electrical System studies using ETAP 2020.

Jharkhand - Basic and Detail Engineering services (partly) for 400/33kV Main receiving substation (MRSS) of Abhijit Infra Pvt. Ltd. for 4x270MW thermal power plant at Chandwa, Jharkhand (on behalf of Areva T & D india Ltd.)

Scope of work :

The scope included site visit, data collection, discussion with Client and submission of the following detail engineering drawings :

SL. NO. DESCRIPTION
   
A. DRAWINGS :
   
1 SLD
1.1 400kV Switchyard - Protection & metering SLD (Power Plant End)
1.2 33kV Switchyard - Protection & metering SLD
1.3 SLD - DCDB
1.4 SLD - ACDB
1.5 SLD - MLDB
1.6 SLD - 415V PCC
1.7 SLD - Marshalling Kiosk
   
2 ELECTRICAL LAYOUT & ELEVATION, EKD
2.1 400kV Switchyard Layout - Plan (Power Plant End)
2.2 400kV Switchyard Layout - Section (Power Plant End)
2.3 400kV Switchyard - Erection key diagram - plan (Power Plant End)
2.4 400kV Switchyard - Erection key diagram - section (Power Plant End)
2.5 33kV Switchyard Layout - Plan & section 
2.6 33kV Switchyard - Erection key diagram - plan & section 
2.7 Electrical equipment layout - control building
2.10 Electrical equipment layout - air conditioned bay marshalling kiosks
   
3 CABLE ROUTING, TRAY & TRENCH LAYOUT AND DETAILS
3.1 400kV Switchyard - Cable trench layout and sections (Power Plant End)
3.2 33kV Switchyard - Cable trench layout and sections 
3.3 Cable tray, trench Layout & Sections - Control Building  
3.4 Cable tray, trench Layout & Sections - Air conditioned bay marshalling kiosks
   
4 EARTHING LAYOUT & DETAILS
4.1 400/33kV Switchyard - Earthing layout (Power Plant End)
4.2 Earthing layout - Control building
4.3 Earthing layout - Air conditioned bay marshalling kiosk
4.4 Earthing Notes & Details
   
5 LIGHTNING PROTECTION LAYOUT & DETAILS
5.1 400kV Switchyard DSLP layout (Power plant end)
5.2 33kV Switchyard DSLP layout 
5.3 Lightning protection layout - Control Building
5.4 Lightning Protection Notes & Details
   
6 ILLUMINATION LAYOUT
6.1 400kV Switchyard - Illumination layout, SLD and BOM (Power plant end) 
6.2 33kV Switchyard - Illumination layout, SLD and BOM 
6.3 Illumination layout, SLD and BOM - Control building
6.4 Lighting Notes & Details
   
7 CONTROL SCHEMATICS
7.1 400KV Intelocking Logic Diagram
7.2 33KV Intelocking Logic Diagram
7.3 Control cabling block diagrams - 400kV 
7.4 Control cabling block diagrams - 33kV 
   
8 CABLE SCHEDULE & INTERCONNECTION DIAGRAMS
8.1  400kV switchyard - Power and control Cable schedule and Interconnection Diagrams (Power plant end)
 8.2 33kV switchyard - Power and control Cable schedule and Interconnection Diagram 
 8.3 415V PCC - Power and Control Cable Schedule and Interconnection Diagrams
 8.4 ACDB, DCDB - Power Cable Schedule and Interconnection Diagram
   
B DESIGN CALCULATIONS
1 Strung bus short circuit force calculation (Power plant end)
2 Sag-tension calculation of strung bus (Power plant end)
3 Rigid bus short circuit force and span calculation (Power plant end) 
4 400/33kV Switchyard - Earthing calculation (Power Plant End)
5 400kV Switchyard DSLP calculation (Power plant end)
6 33kV Switchyard DSLP calculation 
7 Calculation for selection of 400kV CTs and PTs 
8 Calculation for selection of 33kV CTs and PTs 
9 Fault Level Calculation
10 DC Battery Sizing Calculation 
11 Lighting calculation - Control Building
12 Lighting calculation - 400kV switchyard (Power plant end)
13 Lighting calculation - 33kV switchyard 
   
C BILL OF MATERIALS
1 Clamps and connectors 
2 HT and LT cables, cable termination kits, cabling accessories

  


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