evolution of control system in egbin power plc
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EMERSON OVATION DCS
CONTROL SYSTEMSA discussion on the evolution of Egbin power control systems, its components
and Interconnections up to the newly installed Ovation DCS
OTUEKONG ATTAH | SAMUEL AKPOBOME | MALVIN OKWU | EFE AKPEVWE | IROKO ISAIAH
FUNDAMENTALS OF PLANT
INSTRUMENTATION AND CONTROL SYSTEMS
TYPES OF CONTROL SYSTEM
• Open Loop Control System
• Closed Loop Control System
OPEN LOOP CONTROL SYSTEM
CLOSED LOOP CONTROL
OVERVIEW OF EGBIN CONTROL SYTEM
KEY
ABC – Automatic Boiler Control BMS-Burner Management System
ATS-Automatic Turbine Control System HITASS-Hitachi Automatic Startup System
EHG-Electrohydraulic Governor TSI – Turbine Supervisory Instruments
BLC/TLC-Boiler/Turbine Local Control
HISTORICAL PROGRESSION OF EGBIN
CONTROL SYSTEM
DATE ABC & BMS ATS UNIT(S)
1985 BAILEY 820/860 HIACS 1000 1-6
1995 HIACS 3000 HIACS 1000 5
2001 HIACS 3000 HIACS 7000 4&6
2008 HIACS 7000 HIACS 7000 2
2014 EMERSON OVATION 4
NOTE: UNIT 1 & 3 STILL RETAINS ITS ORIGINAL CONTROL SYSTEMS AS INTALLED AT 1985
INTRODUCTION TO EMERSON OVATION
DCS
It’s a trademark of Emerson Process Management and state-of-the-art
distributed control system (DCS).
Ovation System, according to Emerson Process Management, is the World's
Most Reliable Control System – Ovation™ Optimized for the global power
generation and water/wastewater treatment industries. Ovation's field-
proven control design techniques developed over the last four decades
provide tighter, more precise and predictable control while a host of
advanced control and process optimization software allows client to further
enhance operations by automatically balancing the process for the
optimum results.
Ovation is a body of systems that are independent, but interrelated. Below
are the different systems that make up the ovation trademark:
SIGNAL FLOW FOR OVATION DCS
OVATION DCS (CONT.)
Ovation is a body of systems that are independent, but interrelated. Below are
the different systems that make up the ovation trademark:
Ovation™ Connectivity Solutions
Ovation™ Controller
Ovation™ I/O
Ovation™ Network
Ovation™ Engineer Workstations
Ovation™ Operator Workstations
Ovation™ Process Historian
Ovation™ Simulation Solutions
Ovation™ Alarm Management System
Ovation™ Boiler Control System
Ovation™ EDS™ (Enterprise Data Server)
THANK YOUOTUEKONG ATTAH | SAMUEL AKPOBOME | MALVIN OKWU | EFE AKPEVWE | IROKO ISAIAH
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