1. Performance/Condition
Monitoring &
Optimization for Fossil
Power Plants

2. 2

3. PM Model –
Thermodynamic
(First Principles)
CM Model – Empirical
(Data Driven)
Integrated PM/CM Model
Combination of First
Principles & Empirical
3

4. 4

5. 5

6. 6

7. 7
OLM
Trending
/Filtering
Equipment/
Plant
Degradation
Data
Validation/
Faulty
InstrumentsDiagnostic
Flow Charts/
Trouble-
shooting
Performance
Electronic
Logs/
Alerts/
Reports
PI, OPC
Data
Historians,
NERC/CIP
Compatibility

8. Process
Data
Recorded
Over
Operating
Range
Nonlinear
Models
Unreliable
Results from
Extrapolation
Automated
Techniques/
Expert Analysis
Residual
Values for
Health
Assessment
8

9. 9

10. • Data Filtering for
Accurate/Comprehensive
Reference Models
• Intelligent Alarm
Thresholds to Minimize
False Alarms/Maintain
Earliest Notification of
Anomalies
• First Principles
Calculations with
Enhanced Diagnostics
10

11. 11

12. 12

13. GADS
Categories
Boiler &
Auxiliaries
Steam
Turbine
Generator
Balance
of Plant
Other
13

14. 14

15. 15

16. 16

17. 17

18. 18

19. 19
KPIs
OPERATION/
PERFORMANCE
AIR
HEATER
ENVIRONMENT
FLUE GAS
CO
NOX
SO2
MAIN STEAM
TEMPERATURE
REHEAT STEAM
TEMPERATURE
FEEDWATER
TO
THROTTLE
FLOW RATIO
X-RATIO
DEVIATION
GAS SIDE
EFFICIENCY
MAIN
STEAM
DEW
POINT
EXCESS
OXYGEN
AIR
HEATER
EFFICIENCY
EXCESS
OXYGEN
FEEDWATER
HEATERS
TURBINE-
GENERATOR
IP TURBINE
EFFICIENCY
STAGE
PRESSURE
DEVIATION
COOLING
SYSTEM BOILER
FEED
PUMPS
TURBINE
CYCLE
MAKE-UP
UNIT
AUXILIARY
POWER
EQUIPMENT
INTEGRITY
BOILER
MAXIMUM
HEAT INPUT
STACK
OPACITY
TEMPERATURE
REHEAT
STEAM
TEMPERATURE
AVERAGE COLD
END
TEMPERATURE
BOILER
TEMPERATURE
DEVIATION INDEX
UNALLOWABLE BOILER OPERATING CONDITIONS
UNALLOWABLE AIR HEATER OPERATING CONDITIONS
UNALLOWABLE TURBINE OPERATING CONDITIONS
UNALLOWABLE OVER-FIRING
ENVIRONMENTAL
COMPLIANCE
HEATER
PROBLEMS,
FOULING ISSUES
LONG TERM
CONDENSER
ISSUES
TURBINE FOULING,
UNALLOWABLE
OPERATING CONDITIONS
CONDENSER
PRESSURE
COOLING
TOWER
TEMPERATURE MOTOR
AMPS
GAS SIDE
PRESSURE
DROP
HP TURBINE
EFFICIENCY
HEAT RATE HEAT RATE
TUBE LEAKS,
EXCESSIVE
SLAGGING
GAS/AIR FLOW
IMBALANCE, CASING
AIR INLEAKAGE,
FOULING

20. Current
PM/CM
Efforts
NERC/
GADS
DOE/
NETL
EPRI
ASME
Others
20

21. Advanced Virtual Energy Simulation
Training and Research (AVESTAR)
s
21

22. • Revision Intended
for Publication in
2015
• Incorporate
Advances in
Technology
• Consider PM/CM as
Integral to
Maximizing Asset
Value
22

23. 23
Asset Health Management
Assess/Compare Health
of Dissimilar Assets
Integrate Data from Various
Sources
Objective Comparison of Health
Improve Life/Performance of
Major Components
Boilers, T-G, Auxiliary
Systems
Maximize Value/Life of Assets
Evaluate Advanced Monitors/Controls &
Improve Combustion Performance
Design/Test Sensors for Real-Time
Monitoring
Turbine Blades, Emissions
Controls/Monitors

24. Current Initiatives
Utilizing Parameters for Diagnostics
Tools for Optimizing Performance
PM/CM Modeling
24

25. Thank You!
Contact Information:
Power & Energy Systems Services
25