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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?