Gas Turbine Performance

Author:: Paul Fletcher; Philip Walsh
Format:: Hardcover

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Now:	R1,058.95
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United States of America

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Short description

This book provides a practical guide to the fundamentals of performance, including the requirements of all major applications; power generation, mechanical drive, automotive, marine and aircraft installations. The new edition includes two additional chapters.

Long description

This book provides a practical guide to the fundamentals of performance, including the requirements of all major applications: power generation, mechanical drive, automotive, marine and aircraft installations. The new edition includes two additional chapters on performance issues of engines in-service and on the techno-economic issues that determine whether a gas turbine project will be profitable.

Product details

Publisher:: Blackwell Science Ltd
ISBN:: 9780632064342
Publication date:: March 2004
Length:: 259mm
Width:: 189mm
Thickness:: 43mm
Weight:: 1382g
Edition:: 2nd Revised edition
Pages:: 664
Illustrations:: 10
Readership:: Undergraduate

1 Gas Turbine Engine Applications 1.0 Introduction 1.1 Comparison of gas turbine and high speed diesel engines 1.2 Power generation applications 1.3 Industrial mechanical drive applications 1.4 Automotive applications 1.5 Marine applications 1.6 Aircraft applications - propulsion requirements 1.7 Shaft powered aircraft - turboprops and turboshafts 1.8 Thrust propelled aircraft - turbofans, turbojets and ramjets 1.9 Auxiliary power units (APUs) Formulae Sample calculations Charts References 2 The Operational Envelope 2.0 Introduction 2.1 The environmental envelope 2.2 Installation pressure losses 2.3 The flight envelope Formulae Sample calculations Charts References 3 Properties and Charts for Dry Air, Combustion Products and other Working Fluids 3.0 Introduction 3.1 Description of fundamental gas properties 3.2 Description of key thermodynamic parameters 3.3 Composition of dry air an combustion products 3.4 The use of CP and gamma, or specific enthalpy and entropy, in calculations 3.5 Data base for fundamental and thermodynamic gas properties 3.6 Charts showing interrelationships of key thermodynamic parameters Formulae Sample calculations Charts References 4 Dimensionless, Quasidimensionless, Referred and Scaling Parameter Group 4.0 Introduction 4.1 The importance of parameter groups 4.2 Tables of parameter groups and description 4.3 Examples of applications 4.4 Second-order effects - steady state performance 4.5 Second-order effects - engines scaling 4.6 Second-order effects - transient performance 4.7 Why components and engines adhere to the parameter group relationships Sample calculations Charts References 5 Gas Turbine Engine Components 5.0 Introduction 5.1 Axial compressors - design point performance and basic sizing 5.2 Axial flow - off design performance 5.3 Centrifugal compressors - design point performance and basic sizing 5.4 Centrifugal compressors - off design performance 5.5 Fans - design point performance and basic sizing 5.6 Fans - off design performance 5.7 Combustors - design point performance and basic sizing 5.8 Combustors - off design performance 5.9 Axial flow turbines - design point performance and basic sizing guidelines 5.10 Axial flow turbines - off design performance 5.11 Radial turbines - design 5.12 Radial turbines - off design performance 5.13 Ducts - design 5.14 Ducts - off design performance 5.15 Air systems, turbines NGV and blade cooling - design point performance 5.16 Air systems - off design performance 5.17 Mechanical losses - design point performance and basic sizing 5.18 Mechanical losses - off design performance 5.19 Mixers - design point performance and basic sizing 5.20 Mixers - off design performance 5.21 Afterburners - design point performance and basic sizing 5.22 Afterburners - off design performance 5.23 Heat exchangers - design point performance and basic sizing 5.24 Heat exchangers - off design performance 5.25 Alternators - design point performance 5.26 Alternators - off design performance Formulae Sample calculations Charts References 6 Design Point Performance and Engine Concept Design 6.0 Introduction 6.1 Design point and off design performance calculations 6.2 Design point performance parameters 6.3 Design point calculation and diagram 6.4 Linearly scaling components and engines 6.5 Design point exchange rates 6.6 Ground rules for generic design point diagrams 6.7 Open shaft power cycles: generic design point diagrams and exchange rates 6.8 Combined heat and power: generic design point diagrams and exchange rates 6.9 Closed cycles: generic design point diagrams and exchange rates 6.10 Aircraft engines shaft power cycles: generic design point diagrams and exchange rates 6.11 Aircraft engine thrust cycles: generic design point diagrams and exchange rates 6.12 The engine concept design process 6.13 Margins required when specifying target performance levels Formulae Sample calculations Charts References 7 Off Design Performance 7.0 Introduction 7.1 Generic off design characteristics 7.2 Off design performance modelling - methodology 7.3 Off design performance modelling - flow diagrams and sample calculations 7.4 Geometric variation: modelling and effects 7.5 Engine scaling and different working fluids 7.6 Off design matching: physical mechanisms 7.7 Exchange rates 7.8 Ratings and control Formulae Sample calculations Charts References 8 Transient Performance 8.0 Introduction 8.1 The fundamental transient mechanism 8.2 Transient performance manoeuvres 8.3 Engine accel and decel requirements 8.4 Transient performance phenomena 8.5 Operability concerns 8.6 Surge, rotating stall and locked stall - the events and their detection 8.7 Surge margin requirements and the surge margin stack up 8.8 Parameter groups and transient performance 8.9 Scaling parameter groups and transient performance 8.10 Control strategies during transient manoeuvres 8.11 Transient performance and control models Formulae Sample calculations References 9 Starting 9.0 Introduction 9.1 The fundamental starting process 9.2 Start processes for major engine types and applications 9.3 Engine start requirements 9.4 The impact of ambient temperature and pressure 9.5 Operability issues 9.6 Starting and parameter groups 9.7 Control Strategies and parameter groups 9.8 Starter system variants and selection 9.9 Start and control models Formulae Sample calculations References 10 Windmilling 10.0 Introduction 10.1 Turbojet windmilling 10.2 Turbofan windmilling 10.3 Turboprop windmilling 10.4 Industrial engine windmilling 10.5 Marine engine windmilling 10.6 The effect of ambient conditions 10.7 Scaling an engine 10.8 Windmill testing 10.9 Windmill computer modelling Formulae Sample calculations Charts References 11 Engine Performance Testing 11.0 Introduction 11.1 Types of engine test bed 11.2 Measurements and instrumentation 11.3 Test bed calibration 11.4 Steady state development testing 11.5 Transient development testing 11.6 Application testing 11.7 Production pass off 11.8 Test data analysis Formulae Sample calculations References 12 The Effects of Water - Liquid, Stream and Ice 12.0 Introduction 12.1 Gas properties 12.2 Humidity 12.3 Water injection 12.4 Steam injection 12.5 Condensation 12.6 Rain and ice ingestion 12.7 The thermodynamics of water 12.8 Gas turbine performance modelling and test data analysis Formulae Sample calculations Charts References 13 Fuel and Oil Properties and their Impact 13.0 Introduction 13.1 The combustion process and gas turbine fuel types 13.2 Data base of key fuel properties for performance calculations 13.3 Synthesis exchange rates for primary fuel types 13.4 Oil types and data base of key properties Formulae Sample calculations Charts References 14 Performance of In-service Products 15 Performance and the Economics of Gas Turbine Engines Appendix A: Station Numbering and Nomenclature A.0 Introduction A.1 International station numbering and nomenclature standards A.2 ARP 755A station numbering A.3 Nomenclature A.4 Customer deck requirements References Appendix B: Unit Conversions B.0 Introduction B.1 Acceleration B.2 Area B.3 Density B.4 Energy B.5 Force B.6 Fuel consumption B.7 Length B.8 Mass B.9 Moment of inertia B.10 Momentum - angular B.11 Momentum - linear B.12 Power B.13 Pressure B.14 Specific energy B.15 Specific fuel consumption (SFC)