HomeMy WebLinkAbout95.Item 2 PPP Admin Committee 03-14-18_SCADA InfoSupervisory Control and Data
Acquisition (SCADA)
Admin Committee
March 14, 2018
SCADA Network Architecture
Laser
Printer
Core
Switch
Core
Switch
Distribution
Switch ‘A’
Distribution
Switch ‘B’
Access Switch Access Switch
Human Machine
Interface (HMI)
Programmable Logic Controller
SCADA Server 1 SCADA Server 2
Historical Data
Server
Remote I/O
Field
Devices
SCADA Systems
•Plant 1
•Process
•Central Generators
•Electrical
•Plant 2
•Process
•Central Generators
•Electrical
•Pump Stations
Programmable Logic Controllers
Programmable Logic Controllers
•~44,000 input/output points
•150 –Networked PLC’s
•25+ -Non-NW PLC’s
PLC Remote I/O
Field Devices
Pressure
Level
Flow
Motor
Starter
Programmable Logic Controllers
Hot-standby
PLC Racks
Remote
Input/Output
(I/O) Rack
Wiring to field devices
Programmable Logic Controllers
Programmable Logic Controllers
•Existing Programmable Logic Controllers
•Modicon Quantum
•20 Years old
•Processors no longer manufactured
•Input/output modules no longermanufactured in the near future
•Maintainability Plan
•Spares in warehouse for replacement and near term future projects
•Using next generation Modicon PLC (M580) for new projectsP2-107/J-117B
Human Machine Interface
HMI System
•3800 graphics
•100 workstations
•Plant HMIs use PCs with emulation software
•Pump station HMIs uses VAX workstations
Plant 1 Control Center
Plant 2 –Headworks Pumps
Main Sewage Pump No. 1
Main Sewage Pumps
Grit Basin No. 1
•OCSD owns the software code
•Added features over the years to meet our needs
•Programmers reaching retirement age
Human Machine Interface
SCADA Network Equipment
•14 -PC Servers
•19 –Proxy Servers
Core Switch
Servers Data Storage
SCADA System Replacement Study SP-196
•Define SCADA System Features•Available SCADA technology•Smart devices and instruments•Integration with business and maintenance systems•Predictive maintenance•Advanced control feature•Historian
•Selection Process•Request for Information (RFI) to Vendors•RFI Evaluation•Vendor Interviews and Pricing Evaluation
•Implementation•System Architecture•Implementation Plan
Future SCADA Implementation
•SCADA Replacement Project (J-120)
•J-120 will replace the existing CRISP hardware and graphics
•Develop new HMI graphic standards
•Develop PLC/DCS programming standards
•Potentially replace the Wonderware Historian and migrate the data
•SP-196 Schedule Milestone Dates
•Start: April 2018
•Select Vendor: August 2019
•Completion: December 2019
•J-120 Anticipated to Start: December 2020
SCADA Upgrade Schedule
Questions?