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RMSAWWA/RMWEA 2002 ANNUAL CONFERENCE. Reducing Operation Costs Through SCADA System Modernization Tom Haensel, P.E., Burns & McDonnell Engineerng, Inc. Jan Toniazzo, Treatment Operator, Left Hand Water District. Agenda. Left Hand Water District Overview SCADA Definition

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RMSAWWA/RMWEA 2002 ANNUAL CONFERENCE

Reducing Operation Costs Through SCADA System ModernizationTom Haensel, P.E., Burns & McDonnell Engineerng, Inc.Jan Toniazzo, Treatment Operator, Left Hand Water District

agenda
Agenda
  • Left Hand Water District Overview
  • SCADA Definition
  • SCADA Modernization Planning
  • Implementation
  • Economic Advantages
  • Questions
scada defined
SCADA Defined

What is SCADA?

  • Supervisory Control And Data Acquisition
  • One Supervisory Controller (Master)
  • Multiple Sub-Controllers (Slaves)
  • Possible Sub-Master Controllers
scada system architecture
SCADA System Architecture

Water Treatment Plant

Master PLC

Slave

PLC

Sub-Master

PLC

Control Valve

Network, Fiber Optic, or Phone Line

Slave

PLC

Slave

PLC

Slave

PLC

Slave

PLC

Pump Station

Filter Control

Water Tank

Pump Station

Printer

Operator

Workstation

scada modernization planning
SCADA Modernization Planning

GOALS

  • Graphical Representation of Entire System
  • Continuous Information at Operator Workstations
  • Automatic Control
  • Remote Control
  • Alarming/Paging
  • Trending/Reporting
  • Easily Expandable
implementation
Implementation

Hardware

  • Programmable Logic Controllers (PLC’s) - Standardized on Allen-Bradley SLC and Micrologix controllers
implementation8
Implementation

Hardware

  • Programmable Logic Controllers (PLC’s) - Standardized on Allen-Bradley SLC and Micrologix controllers
  • MAS/MDS radios and modems for Radio Communication
implementation9
Implementation

Hardware

  • Programmable Logic Controllers (PLC’s) - Standardized on Allen-Bradley SLC and Micrologix controllers
  • MAS/MDS radios and modems for Radio Communication
  • Mille Research modems for Phone Line Communication
implementation10
Implementation

Software

  • Standardized on Rockwell Software
    • RSLogix for programming
    • RSLinx for communications
    • RSView for Operator Interface
    • RSMessenger for Alarm Paging
  • LapLink Software allows connection to operator workstation from a remote computer through a dial-up modem
implementation11
Implementation

Expandable and Flexible

  • System must be easily expandable
    • Implement additional sites without plant shutdown
    • Allow for additional I/O and control philosophy changes
  • System must be flexible
    • Allow for a variety of communication interfaces
    • Allow for a variety of instrumentation
economic advantages
Economic Advantages
  • Implementation of “On-Call” shifts
economic advantages13
Economic Advantages
  • Implementation of “On-Call” shifts
  • Reduced Operator Travel Time
economic advantages14
Economic Advantages
  • Implementation of “On-Call” shifts
  • Reduced Operator Travel Time
  • Greater Speed, Accuracy, and efficiency
economic advantages15
Economic Advantages
  • Implementation of “On-Call” shifts
  • Reduced Operator Travel Time
  • Greater Speed, Accuracy, and efficiency
  • Increased Reliability
economic advantages16
Economic Advantages
  • Implementation of “On-Call” shifts
  • Reduced Operator Travel Time
  • Greater Speed, Accuracy, and efficiency
  • Increased Reliability
  • Reduced Maintenance
economic advantages17
Economic Advantages
  • Implementation of “On-Call” shifts
  • Reduced Operator Travel Time
  • Greater Speed, Accuracy, and efficiency
  • Increased Reliability
  • Reduced Maintenance
  • Safety and Security
questions
Questions

THANKYOU!

Tom Haensel, P.E., Burns & McDonnell Engineerng, Inc.Jan Toniazzo, Treatment Operator, Left Hand Water District