4 - SELECTION OF WATER TREATMENT,
SAMPLE POINTS, ACTION LEVELS, AND TARGET VALUES
4.1 Introduction
4.2 Selection of Water Treatment
4.3 Rationale
for Sample Points
4.4 Rationale for Action Levels
4.5 Rationale for Target Values
4.6 Chemical
Addition Points
5 - CONTROL LIMITS
6 - WATER AND STEAM FOR GAS TURBINE INJECTION (where applicable)
6.1 Target
Values
6.2 Overall Limits
6.3 Compatibility of the Water/Steam and the Gas Turbine Materials
7 - GUIDELINES FOR STARTUP,
CYCLING AND PEAKING OPERATION, AND COMMISSIONING
7.1 Startup
7.2 Cycling and Peaking Operation
7.3 Commissioning
8
- CORRECTIVE ACTIONS
8.1 Short-Term Corrective Actions
8.2 Long-Term Corrective Actions
8.3 Sale and Deposit Buildup
8.4 Corrosion Damage
9 - LAYUP PRACTICES
10 - CHEMICAL CLEANING
10.1 Chemical Cleaning of Boilers/HRSGs
10.2 Cleaning
of Turbines, Condensers, and Evaporators
11 - REFERENCES AND BIBLIOGRAPHY
APPENDIX A - REPRESENTATIVE SAMPLING
A.1 Factors Affecting
Sampling
A.2 Sampling Systems
A.3 Grab Sample Procedures
A.4 Sampling System Maintenance
A.5 Turbine Deposit
Collector/Simulator
APPENDIX B - WATER AND STEAM CHEMISTRY MONITORING
B.1 Proper Method Selection
B.2 Calibration Techniques
B.3 Operation and Maintenance
APPENDIX C - QA/QC FOR SAMPLING AND ANALYSIS
C.1 Definitions
C.2 QA/QC for Sampling
Systems
C.3 QA/QC for On-line Instruments
C.4 Charting of Instrument Performance
C.5 Summary
C.6 QA/QC for
Laboratory Procedures
APPENDIX D - DATA COLLECTION, INTERPRETATION, AND MANAGEMENT
D.1 Data Collection
D.2 Data Storage
and Retrieval
D.3 Data Analysis and Interpretation
D.4 Expert Systems
APPENDIX E - OTHER CONSIDERATIONS
E.1 Quality
Control of Water Treatment Chemicals, Ion Exchange Resins, and Activated Carbon
E.2 Ion Exchange System Performance Testing
E.3 Control of Chemical Contamination by Extraneous Substances
E.4 Monitoring of Corrosion and Scale/Deposits
E.5 Oxide
Exfoliation and Solid Particle Erosion
APPENDIX F - COMMON TERMS AND DEFINITIONS
APPENDIX G - USEFUL GRAPHS AND TABLES