Substation Design-Substation Installation

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Overview of substation installation process

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  • Dr. Asawin RajakromConstruction Departmentasawin.raja@mea.or.th

    Substation Design:Station Installation

  • Discussion Topics Request for connection Planning Transportation Installation Testing & Commissioning

    2

  • Installation Planning Equipment Acceptance

    Approve Approve

    Installation Start

    Installation of Equipment Power/Control CablingGrounding

    Test/Commissioning

    ResultsOK?

    Substation Energization

    ResultsOK?

    ProjectStart

    Project End

    Work Flowchart

    3

  • Planning Activities Duration Relation Resources, e.g. man power, material, vehicle, lifting

    facilities etc. Concurrence to other related works, e.g. cable coming in

    and going out substation, SCADA etc.

    4

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  • Equipment acceptance Transportation Checking Storage Stocktaking Checklist of each activities

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  • Transportation

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  • Transportation

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  • Transportation

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  • Transportation

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  • Installation of Equipment Circuit breaker Disconnecting and earthing switch Instrument transformer Lightning arrester Gas insulated switchgear (GIS) Power transformer Capacitor Cable and accessories Station supply

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  • Installation of Equipment

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  • Installation of Equipment

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  • Installation of Equipment

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  • Installation of Equipment

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  • Installation of Equipment

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  • Installation of Equipment

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  • Installation of Equipment

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  • Installation of Equipment

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  • Installation of Equipment

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  • Installation of Equipment

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  • Installation of Equipment

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  • Installation of Equipment

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  • Test and commissioning Insulation test SF6 gas, insulating oil and vacuum test Contact resistance Operating sequences Operational control Interlock Monitoring Metering Protection Individual test Combined test

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  • Test and commissioning

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  • Test and commissioning

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  • Test and commissioning

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  • Test and commissioning

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  • Test and commissioning

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  • Test and commissioning

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  • Energization/Operation Voltage Withstand and Phase Sequences Protection and Metering Confirmation Operation/Maintenance Tools Documentation

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  • Thank youasawin.raja@mea.or.th