PROJECT OUTLINE

Leixlip Water Treatment Plant supplies approximately 30% of the Greater Dublin Area’s water supply and is a critical piece of infrastructure serving residents and supporting economic growth across the city.

In 2015 Murphy completed a major expansion of the facility to increase output from 175,000m3/day to 255,000m3/day. Delivering a seamless, integrated control and automation solution encompassing both the new and refurbished elements of expanded facility formed a major part of this project.

KEY CHALLENGES

To deliver a seamless solution by replacing legacy control hardware and software within the existing plant and integrating with the system provided for the new expansion of the plant.

PROJECT DELIVERY & INNOVATIONS

The solution delivered on this project included:

  • Replacement of 10 no. obsolete OMRON CV-Series PLCs with new CS-Series.
  • Installation of OMRON Controller Link Fibre Optic Ring Network for PLC communications.
  • Decommissioning of old SysmacNET network
  • Porting of all PLC programs.
  • Conversion of existing Onspec SCADA system to single integrated Wonderware InTouch system for the entire site.
  • Provision of hot Standby SCADA System redundancy.
  • Integrate PLC networks in new and existing plants while maintaining independent ring network redundancy on each.
  • Installation of a new Hirschmann Fibre Optic to support the new plant wide SCADA system.

KEY FACTS

Murphy successfully delivered the upgrade and integration works without any disruption to plant output or performance.