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Service>Seminar>Course Content
DAY ONE
Introduction
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Review of the thermodynamics of power generation and cogeneration
Gas Turbine Cycles
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Fundamentals
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Effect of cycle and component parameters
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Air-cooling and steam-cooling
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Effect of turbine cooling on cycle design
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Recuperation
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Water and steam injection
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Novel and advanced cycles
Gas Turbine Components
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Compressors: Stage fundamentals, starting compressor map, surge
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Combustors: Fundamentals, liners, transition pieces, types, emissions
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Turbines: Stage fundamentals, limitations, cooling
Gas Turbine Types
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Industrial and aero-derivative, examples of construction
Gas Turbine Performance
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Effect of site and installation parameters, fuel type, steam and water injection
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Inlet fogging and wet compression
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Part load control
Gas Turbine Auxiliaries
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Inlet filters, evaporative coolers, chillers and supercharging fans, exhaust dampers, starters, fuel gas compressors, lubrication, clutches and gearboxes
DAY TWO
Gas Turbine Heat Recovery Boilers
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General description, finned tubing, flow path layout, natural and pumped circulation, duct burners, by-pass stacks, deaeration, water treatment, blowdown, moisture separation, desuperheating
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SCR and emissions control
Thermodynamics of Heat Recovery and Combined Cycle Design
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Fundamentals, pinch and stack constraints
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Efficiencies of heat recovery, bottoming cycles and combined cycles
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Supplementary firing
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Parametric effects and design tradeoffs for single and dual pressure combined cycles
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Triple-pressure and reheat combined cycles
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Performance enhancement features such as fuel heating and inlet cooling
Steam Turbines
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Condensing and back pressure turbines
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Steam extraction and induction, steam reheat
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Sliding and controlled pressure operation
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Governing stage, partial and full arc admission
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Minimum back-end flow
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Exhaust moisture
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Performance estimates
Condensers and Cooling Towers
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Types of cooling systems
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Typical design parameters and relative costs
DAY THREE
Design of Cogeneration Combined Cycles
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Comparing back-pressure and condensing/extraction cycles
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Choosing between fired and unfired designs
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Effect of combined cycle configuration
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Tradeoffs between sliding and auto-extractions for process
Cost/Efficiency Tradeoff
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Optimization of pinch points
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Optimization of condenser pressure and cooling system design
Off-Design Behavior
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Single pressure boilers
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Effect of desuperheating and duct burner location
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Dual pressure boilers
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Steam turbines
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Dual pressure combined cycles
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Interactions between components
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Operation at different ambients
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Part-load performance
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Optimizing load-sharing and operation
Repowering Steam Cycles with Gas Turbines
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Feedwater heating with gas turbines
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Hot wind box
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Parallel heat recovery boiler
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Replacement heat recovery boiler