Jharkhand
Pile Foundation of all types of 220KV Multi...
Scope of Work :
The scope of work shall include design, engineering, preparation of following basic & detail engineering drawings, design calculations & BOM for electrical, civil & structural works of the 220/33 KV Outdoor Substation, with desired corrections / modifications suggested by client :
A. | ELECTRICAL DRAWINGS : |
1. | SLD of 220/33kV Switchyards and LV AC & DC auxiliary systems |
2. | Electrical Layout Plan & Elevation of 220/33kV Switchyard, EKD |
3. | Cable Routing, Tray & Trench Layout and Details |
4. | Earthing Layout & Details for the 220/33kV Switchyard |
5. | Lightning Protection Layout & Details of the 220/33kV Switchyard |
6. | Illumination and Small Power Layout of the 220/33kV Switchyard |
7. | Control Schematics & Block Diagrams |
8. | Cable Schedule & Interconnection Diagrams for 220kV and 33kV Switchyards |
9. | SCADA & PLCC Block Diagrams, I/O Lists |
B. | ELECTRICAL DESIGN CALCULATIONS |
1 | 220/33kV Switchyard - Earthing calculation |
2 | 220/33kV Switchyard - DSLP calculation |
3 | 220V DC Battery Sizing Calculation |
4 | 220V DC Battery Charger Sizing Calculation |
5 | 48V DC Battery Sizing Calculation |
6 | 48V DC Battery Charger Sizing Calculation |
7 | Auxiliary Transformer Sizing Calculation |
8 | Lighting calculation - 220/33kV switchyard |
9 | Lighting calculation - Switchyard roads |
10 | Short Circuit Force Calculation for strung bus |
11 | Short circuit force calculation for Rigid tubular bus -Verification of BPI Strength |
12 | Sag & Tension Calculation of strung bus conductor |
13 | Burnt Oil Tank sizing calculation |
14 | PS Class CT sizing calculation |
15 | Relay Setting Calculation |
C. | Structural Drawings with BOM and weight of 220kV Gantry, Equipment support structures and Lightning Mast |
C.1 | Structural Design Calculations : |
1 | Structural design calculations - 220kV |
D. | Civil Constructional Drawings and Design Calculations : |
D.1 | Foundation Details of 220/33kV Tower, Beam and Switchyard Equipment |
D.2 | Other Civil Constructional Details and Design Calculations for 150MVA Power Transformer, Cable trenches, Drain, Misc. equipment foundations. |
D.3 | Misc. Civil Design Calculations for 150MVA Power Transformer, Cable trenches, Drain, Misc. equipment foundations. |