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Wuxi Water Treatment Works Control & Automation System

Project Description & Scope of Work


Specify, design, build the control system from User Requirements Specification for the end to end control of an 800 MLD Water Treatment Plant. Processes included Intake Pumping Station, Chemical Makeup, Storage and Dosing, Sedimentation Settling Tanks, 12 modulated Reverse Gravity Filter Beds, Compressor Sets, Air Blowers and a Contact Dosing Tank and Clean Water Pumping Station to the main district supply system. The Intake and Clean Water stations included controls for 8 off 10KV motors. Database and scripts were used for Dual Hot Standby Intouch Master Operating Stations with Data Logging, Alarms Server and Historical Trending including 7 PanelView Local Operating Stations for local control.


System Integration of a complete end-to-end 800 MLD Water Treatment plant in China from design to commissioning.

  • Development of a Control Philosophy
  • Development of Functional Design Specification
  • Development of Systems Design Specification
  • PLC, SCADA & HMI Control System Design
  • Software Development
  • Process Simulation Software Development
  • Control Panel Design & Build
  • Factory Acceptance Testing
  • System Installation Supervision
  • Site Acceptance Testing
  • Commissioning
  • Conduct Start-up
  • Process Optimisation
  • Systems Architecture
  • Control Philosophy
  • Functional Design Specification
  • Systems Design Specification
  • IO Schedule
  • PLC Software
  • SCADA & HMI Screens Design
  • Factory Acceptance Test Report
  • Site Acceptance Test Report
  • Alarm & Trip Settings
  • Commissioning Records
  • As-Built Documentation
  • Training
  • 1100 Inputs/Outputs
  • 7 Allen Bradley 5/60e PLC’s
  • 2 Intouch SCADA Synchronised Dual Hot Standby
  • 7 HMI PanelView 800 Displays

Project Details

Contract No. C087
Industry Water
Client Wuxi Water China
Consultant or EPC Purac
Country United Kingdom
Primary Service Control & Safety Systems Integration
Secondary Service Technical Document Authoring
Start Date Oct 1998
Person Hours 4,600
Status Completed