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Job References for EMSD
Job References for Electrical & Mechanical Services Department
Replacement of Supervisory Control and Data Acquisition System (SCADA) and Programmable Logic Controller (PLC) System for Stanley Sewage Treatment Works (DSD)
Replacement of Supervisory Control and Data Acquisition System (SCADA) and Programmable Logic Controller (PLC) System for Stanley Sewage Treatment Works (DSD)
Job Details
Designed, supplied and installed the new Allen Bradley Redundant ControlLogix PLC System in Stanley STW (STSTW):
Two (2) sets of Master and Slave PLC Systems with Fieldbus communication interface configured in duty/hot standby mode with new cabinets at Switch Room of STSTW
One (1) set of Remote I/O modules with true redundant configuration with additional I/O points for remote Actuated Valve Control of Aeration Tanks, Sludge Dewatering System Monitoring and Remote Chlorination Control
Two (2) sets of SCADA Workstation with SCADA Software in Master and Slave configuration
Two (2) sets of Data Historian/Application Server to support historical data store and forward mode of operation with Master and Slave SCADA Workstations
Two (2) sets of Embedded Industrial Grade Ethernet Switch for setting up the ring network in STSTW
Two (2) sets of Uninterruptible Power Supply (UPS) for supporting the new PLC/SCADA system in STSTW
Three (3) sets of MicroLogix 1400 for interfacing and signal conversion on existing PLC system at the six (6) outlying stations, communicating with the existing modem links
Dismantled existing Allen Bradley PLC and SCADA System in STSTW
Enabled the control and monitoring functions of the new PLC System through existing SCADA/Telemetry terminals in Wan Chai East Preliminary Treatment Works (PTW), STSTW and Aberdeen PTW
Locations
Stanley Sewage Treatment Works
Six (6) Outlying Stations:
Stanley Main Sewage Pumping Station
Tai Tam Road Sewage Pumping Station
Stanley Main Beach Sewage Pumping Station
St. Stephen's Beach Sewage Pumping Station
Hair Pin Beach Sewage Pumping Station
Turtle Cove Beach Sewage Pumping Station
Two (2) Remote Control and Monitoring Stations:
Wan Chai East Preliminary Treatment Works
Aberdeen Preliminary Treatment Works
Product Details
PLC System Hardware
PLC
I/O
Switch
Interface Converter
UPS
Make
Allen Bradley
Allen Bradley
Allen Bradley
Allen Bradley
APC
Model
1756-L72K
1715-series I/O
1783-HMS8TG4CGR
1766-L32BXB
SRT3000RMXLI
Note
Controllogix Hot Standby PLC
Hot Standby I/O
12-port Managed Layer 3 Industrial Grade Ethernet Switch
Interfacing and signal conversion on existing PLC system at the 6 outlying stations
Smart-UPS Series
PLC
Make
Allen Bradley
Model
1756-L72K
Note
ControlLogix Hot Standby PLC
I/O
Make
Allen Bradley
Model
1715-series I/O
Note
Hot Standby I/O
Switch
Make
Allen Bradley
Model
1783-HMS8TG4CGR
1783-HMS8TG4CGR (Stratix 5400)
Note
12-port Managed Layer 3 Industrial Grade Ethernet Switch
Interface Converter
Make
Allen Bradley
Model
1766-L32BXB (MicroLogix 1400)
Note
Interfacing and signal conversion on existing PLC system at the 6 outlying stations
UPS
Make
APC
Model
SRT3000RMXLI
Note
Smart-UPS Series
SCADA System Software
HMI
Open Platform Communication (OPC) Server
Historian
Make
Rockwell Automation
Rockwell Automation
Rockwell Automation
Model
FactoryTalk View Enterprise Site Edition
KEPServer Enterprise
FactoryTalk Historian Site Edition
Note
Redundant Servers with 2 Clients for Monitoring and Control of STSTW and 6 Outlying Stations Equipment
Access Sludge Dewatering and Chemical Dosing System Monitoring
Historical Data Storage and Forwarding Operation with Master and Slave SCADA Workstations
HMI
Make
Rockwell Automation
Model
FactoryTalk View Enterprise Site Edition
Note
Redundant Servers with 2 Clients for Monitoring and Control of STSTW and 6 Outlying Stations Equipment
Open Platform Communication (OPC) Server
Make
Rockwell Automation
Model
KEPServer Enterprise
Note
Access Sludge Dewatering and Chemical Dosing System Monitoring
Historian
Make
Rockwell Automation
Model
FactoryTalk Historian Site Edition
Note
Historical Data Storage and Forwarding Operation with Master and Slave SCADA Workstations
Works Progress Photos
PLC Panel
Click photo to enlarge
Before Works
Existing PLC-5 PLC System in DSD Stanley STW Control Room
Existing PLC-5 PLC System with Part of Remote I/O Rack in DSD Stanley STW
Existing Outlying Station Communication Interface Modules in DSD Stanley STW Control Room
After Works
External View of Installed new PLC Panel at Stanley STW Switch Room (Typical)
Installed Redundant PLC Rack Power Supply and PLC Rack inside the new PLC Panel (Typical)
Close-up of Installed Redundant PLC Rack Power Supply inside the new PLC Panel (Typical)
Close-up of Installed Primary (as-is state) PLC Rack inside the new PLC Panel (Typical)
Close-up of Installed Redundant Digital Input Modules inside the new PLC Panel (Typical)
Close-up of Installed Redundant Digital Output Modules inside the new PLC Panel (Typical)
Close-up of Installed Redundant Ethernet Adapter (Pink Label) / Analogue Input (Orange Label)/ Analogue Output (Yellow Label) Modules inside the new PLC Panel (Typical)
Server Rack
Click photo to enlarge
After Works
External View of Installed new Server Rack at Stanley STW Control Room
Internal View of Installed new Server Rack
Close-up of Installed 3 Interface Converters (MicroLogix 1400) for 6 Outlying Stations inside the new Server Rack
Close-up of Installed Redundant 12-port Ethernet Switch inside the new Server Rack
UPS Rack
Click photo to enlarge
After Works
External View of Installed new UPS Manual Bypass Panel mounted on the right side of UPS Rack at Stanley STW Switch Room
External Side View of Installed new UPS Rack
Internal View of Installed new UPS Rack
Close-up of a part of Installed UPS inside the new UPS Rack (Typical)
Close-up of Installed Redundant Isolation Transformer inside the new Server Rack
SCADA
Click photo to enlarge
Before Works
Hardware to be Dismantled
Existing ControlView Workstation to be replaced by new HMI in DSD Stanley STW Control Room
Part of Existing Instrumentation Panel to be replaced by new HMI in DSD Stanley STW
Part of Existing Mosaic Type MIMIC display to be replaced by new HMI in DSD Stanley STW
Screenshots captured from ControlView
Part of Sludge Press System
Part of Polyelectrolyte Dosing System
Part of RAS Pumping System (Typical)
Part of Ventilation System (Typical)
Gas Detection & Fire Alarm Signal
Power Supply System
Part of Inlet Screen System (Typical)
Part of Aeration Tank Air Supply System (Typical)
Part of Aeration Tank Recirculation Pumping System (Typical)
Part of Final Settlement Tank System (Typical)
Part of Washwater Supply System
Part of Stanley Main Pumping Station Inlet Chamber (Typical)
Part of Stanley Main Pumping Station Sump Pump System (Typical)
Alarm Summary page
After Works (Screenshots captured from FactoryTalk View)
Sludge Press & Dewatering System
Polyelectrolyte Dosing System
Hypochlorite Dosing System
RAS Pump Station
GAS Detection, Fire Alarm & Ventilation System
Power Supply System
New PLC System Status page (Typical)
New PLC System I/O configuration & Status page (Typical)
New UPS System Status page
New SCADA & PLC Network Diagram page
Scren & Grit System
Aeration Tank Air Supply System
Aeration Tank & Feed Chamber
Final Settlement Tank, Chlorination & Outfall page
Potable, Flushing Water & Wastewater Supply System
Stanley Main Sewage Pumping Station Overview page (Typical)
Stanley Main Sewage Pumping Station Valve Status page
Trending Page (Typical)
Alarm Summary Page
Event Summary Page
Alarm/Event History Page
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