|
|
Power-plant control and instrumentation _ the control of boilers and HRSG systems_David Lindsley
Contents
Preface
Diagrammatic symbols
Abbreviations and terms used in this book
1 The basics of steam generation and use
1.l Why an understanding of steam is needed
1.2 Boiling: the change of state from water to steam
1.3 The nature ofsteam
1.4 Thermal efficiency
1.5 The gas turbine and co mbined-cycle plants
1.6 Summary
2 The steam and water circuits
2.1 Steam generation and use
2.2 The steam turbine
2.3 The condensate and feed-water system
2.4 The feed pumps and valves
2.5 The water and steam circuits of HRSG plant
2.6 Summary
3 The fuel, air and flue-gas circuits
3.1 The furnace
3.2 The air and gas circuits
3.3 Fuel systems
3.4 Igniter systems
3.5 Burner-management systems
3.6 Gas turbines in combined-cycle applications
3.7 Summary
4 Setting the demand for the steam generator
4.1 Nature ofthe demand
4.2 Setting the demand in power-station applications
4.3 The master demand in a power-station application
4.4 Load demand in combined heat and power plants
4.5 Waste-to-energy plants
4.6 Summary
5 Combustion and draught control
5.1 The principles of combustion control
5.2 Working with multiple fuels
5.3 The controlofcoalmills
5.4 Draught control
5.5 Binary control of the combustion system
5.6 Summary
6 Feed-water control and instrumentation
6.1 The principles of feed-water control
6.2 One, two and three-element control
6.3 Measuring and displaying the drum level
6.4 The mechanisms used for feed-water control
6.5 Pumps
6.6 De-aerator control
6.7 Summary
7 Steam-temperature control
7.1 Why steam-temperature control is needed
7.2 The spray-water attemperator
7.3 Temperature control with tilting burners
7.4 Controlling the temperature of reheated steam
7.5 Gas recycling
7.6 Summary
8 Control equipment practice
8.1 A typical DCS configuration
8.2 Interconnections between thesystems
8.3 Equipment selection and environment
8.4 Mechanical factors and ergonomics
8.5 Electrical actuators
8.6 Hydraulic actuators
8.7 Cabling
8.8 Electromagnetic compatibility
8.9 Reliability of Systems
8.10 Summary
9 Requirements def'mition and equipment nomenclature
9.1 Overview
9.2 Defining the requirements
9.3 The KKS equipment identification system
9.4 Summary
10 Upgrading and refurbishing systems
10.1 The reasons behind the changes
10.2 Living with change
10.3 Making the decision to change
10.4 Arefurbishment casestudy
10.5 Why refurbish?
10.6 Documenting the present system configuration
10.7 Summary
Further reading
Index
|
|
|