22/016 - Design, Construction, Procurement, Installation, pre-commissioning and commissioning to enable Decarbonisation of the South West Scotland Onshore System (SWSOS) Compressor Stations.

Gas Networks Ireland plans to reduce corporate carbon emissions to 50% of their carbon emissions level in 2010. Decarbonisation of the SWSOS Compressor Stations aims to assist with this decarbonisation target.

The scope of this requirement is for the Delivery of the Design, Construction, Procurement, Installation and commissioning of Electric Drive Motor (EMD) Gas Compressors and ancillary equipment with associated lifecycle maintenance, located at GNI(UK) Compressor Stations at Beattock and Brighouse Bay (Kirkcudbright), in southwest Scotland. The scope includes but is not limited to:

• Site surveys required to inform requirements for material procurement.
• Preliminary and Detailed Design, Construction, procurement, Installation, pre-commissioning and commissioning incl. FAT and SAT, supply of O&M manual, technical and material record documentation, asset information data sheets.
• Engagement with Electrical power provider regarding Electrical infrastructure requirements.
• Siting and Construction of Compressors Hall(s)
• Sizing Optimal Electric Drive Motor(s) (EMD), Compressor(s) and ancillaries based on Capacity Assessments.

o Electric driver;

o Core compressor

o Compatibility with future Hydrogen blends.

o Lube oil system for core compressor, lube oil system and main driver; (if applicable)

o Seal gas system; (if applicable)

o Frequency converter input transformer;

o Frequency converter system;

o Water cooling system for Variable Speed Drive (VSD) system; and

• Integration of the unit control system(s) into the existing station control system (including the Fire and Gas system(s)).
• Integration of all piping and instrumentation required for proper unit operation
• Maintenance services which include but not limited to for this requirement are as follows;

o Preventative/Scheduled Maintenance Services (including management service) - inspections, inspection kits, provision of service personnel and repairs.

o Corrective Maintenance Services - provision of service personnel and repairs.

o Spares/parts.

• Staff training for operation and maintenance purposes.