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Singapore : Springer Singapore Pte. Limited, 2022

1 online resource (178 pages)

ISBN 9789811680281 (electronic bk.)

ISBN 9789811680274

Print version: Decher, Reiner The Vortex and the Jet Singapore : Springer Singapore Pte. Limited,c2022 ISBN 9789811680274

8.1 Prop Tip Vortices -- 8.2 Jet Boundaries Are Cylindrical Sheets of Vorticity.

5.4.1 A Few Details About Specific Heats -- 5.5 Total Temperature -- 5.6 Bernoulli at Last -- 5.7 Total Pressure -- 6 Pressure, Pressure, It’s All About Pressure! -- 6.1 Forces and Moments -- 6.2 Data for a Simple Airfoil -- 6.3 Calculation Iterations Toward Realism -- 6.4 Vorticity Provides More Than Lift, It Adds to Drag! -- 6.5 Flight in Ground Effect -- 6.6 Dynamic Pressure and Those Convenient and Pesky Coefficients -- 6.7 The Pitot Probe and Dynamic Pressure -- 7 Putting It All Together -- 7.1 Wing Lift Performance with Viscous Air -- 7.2 Stall -- 7.3 Why Does a Wing Stall? -- 7.4 Adverse Pressure -- 7.5 Transonic Flight -- 7.6 Shock Waves -- 7.7 Condensation at High Speed -- 7.8 Supersonic Wings -- 7.9 All the Airplane Aerodynamics in One Place -- 7.10 The Computer to the Rescue -- 7.11 Aerodynamic Heating is Not Due to Friction -- 8 The Jet: Fluid in Motion and More Vorticity ---

8.1 Prop Tip Vortices -- 8.2 Jet Boundaries Are Cylindrical Sheets of Vorticity.

Intro -- Acknowledgements -- A Note on Images -- Contents -- Abbreviations -- 1 The Vortex-A Journey into Beauty and Mystery -- 2 The Vortex and Wing Lift -- 2.1 The Bound Vortex -- 2.2 Circulation -- 2.3 Friction to the Rescue -- 3 Frictionless Air Cannot Provide Lift: A Paradox -- 3.1 The Trailing Edge -- 3.2 The Leading Edge -- 3.3 A Better Model -- 4 Drag, a Nightmare and a Challenge -- 4.1 The Air Near a Surface -- 4.1.1 The Boundary Layer Comes in Various Thicknesses -- 4.2 How Important is Fluid Friction? -- 4.3 Mr. Reynolds and His Number -- 4.4 Scale Model Testing -- 4.5 Turbulent Flow -- 4.6 Vortex Generators -- 5 Pressure: The Bernoulli Principle and Flow Energy Conservation -- 5.1 Air is Compressible (Sometimes) -- 5.1.1 An Aside: How Good is Air? -- 5.2 Entropy (Arrrgh!@*#*!) -- 5.3 Energy Conservation on a Streamline -- 5.4 Enthalpy is a Property. Really? Really! ---

11.3 Turboprops and Turboshaft Engines -- 12 Other Components of the Jet Engine -- 12.1 The Turbine -- 12.2 The Combustor -- 12.3 Putting It Together into an Engine -- 12.4 How Do You Start This Thing? -- 12.5 Bleed Valves and Variable Stator Geometry -- 13 More Components: Inlets, Mixers, and Nozzles -- 13.1 Inlets -- 13.1.1 An Old Wives’ Tale About Inlets -- 13.2 Inlet Geometry and Diverters -- 13.3 Mixing -- 13.4 The Nozzle -- 13.5 Choking -- 13.6 More Extreme Nozzles: The Rocket Engine -- 13.6.1 Overexpansion -- 13.6.2 Under-Expansion -- 13.6.3 Staging -- 13.6.4 Specific Impulse and a Little Chemistry -- 13.7 Airplane Range -- Epilogue -- Appendix A Equations for Quantitative Descriptions -- A.1 Motion with Circular Streamlines -- A.2 Air as a Medium -- A.3 The Descriptive Constants -- A.4 The Gas Properties -- A.5 The Flight Equations -- A.6 The Equations of Aerothermodynamics ---

8.3 An Aircraft Can Never Have 100% Propulsive Efficiency -- 8.3.1 A Quantitative Aside -- 8.4 Counter-Rotating Props -- 9 Propulsion for Flight: Power or Thrust? -- 9.1 The Engines: Stark Differences -- 9.2 Limits of the Old -- 9.2.1 The First Jet? -- 9.3 The Gas Turbine or ’Jet’ Engine -- 9.4 Is the Gas Turbine Engine Like Another Familiar Engine? -- 9.4.1 Yes, the Steam Engine! -- 9.5 Energy Conservation Again, for Steady Flow Through Engines -- 9.5.1 A Little Mathematics, Briefly -- 9.5.2 What Happens in a Real Jet Engine? -- 9.6 Design Issues -- 10 The Compressor: Gas Turbine Engine Keystone -- 10.1 Axial Flow Compressor: The Bedrock of Modern Engines -- 10.2 Compressor Pressure Ratio -- 10.3 Compressor Aerodynamics -- 10.4 How Well?-Efficiency -- 10.5 The Control Problem -- 11 Bypass and Other Engines -- 11.1 The Fan on a Turbofan Engine Has No IGV -- 11.2 Bypass Ratio ---

11.3 Turboprops and Turboshaft Engines -- 12 Other Components of the Jet Engine -- 12.1 The Turbine -- 12.2 The Combustor -- 12.3 Putting It Together into an Engine -- 12.4 How Do You Start This Thing? -- 12.5 Bleed Valves and Variable Stator Geometry -- 13 More Components: Inlets, Mixers, and Nozzles -- 13.1 Inlets -- 13.1.1 An Old Wives’ Tale About Inlets -- 13.2 Inlet Geometry and Diverters -- 13.3 Mixing -- 13.4 The Nozzle -- 13.5 Choking -- 13.6 More Extreme Nozzles: The Rocket Engine -- 13.6.1 Overexpansion -- 13.6.2 Under-Expansion -- 13.6.3 Staging -- 13.6.4 Specific Impulse and a Little Chemistry -- 13.7 Airplane Range -- Epilogue -- Appendix A Equations for Quantitative Descriptions -- A.1 Motion with Circular Streamlines -- A.2 Air as a Medium -- A.3 The Descriptive Constants -- A.4 The Gas Properties -- A.5 The Flight Equations -- A.6 The Equations of Aerothermodynamics ---

A.6.1 The Energy Equation Along a (Steady) Streamline -- A.6.2 Compressibility.

8.3 An Aircraft Can Never Have 100% Propulsive Efficiency -- 8.3.1 A Quantitative Aside -- 8.4 Counter-Rotating Props -- 9 Propulsion for Flight: Power or Thrust? -- 9.1 The Engines: Stark Differences -- 9.2 Limits of the Old -- 9.2.1 The First Jet? -- 9.3 The Gas Turbine or ’Jet’ Engine -- 9.4 Is the Gas Turbine Engine Like Another Familiar Engine? -- 9.4.1 Yes, the Steam Engine! -- 9.5 Energy Conservation Again, for Steady Flow Through Engines -- 9.5.1 A Little Mathematics, Briefly -- 9.5.2 What Happens in a Real Jet Engine? -- 9.6 Design Issues -- 10 The Compressor: Gas Turbine Engine Keystone -- 10.1 Axial Flow Compressor: The Bedrock of Modern Engines -- 10.2 Compressor Pressure Ratio -- 10.3 Compressor Aerodynamics -- 10.4 How Well?-Efficiency -- 10.5 The Control Problem -- 11 Bypass and Other Engines -- 11.1 The Fan on a Turbofan Engine Has No IGV -- 11.2 Bypass Ratio ---

A.6.3 Isentropic Relation Between Two States 1 and 2 -- A.6.4 Heating Total Pressure Loss -- Appendix B Some Quantitative Aspects of Aerodynamics and Thermodynamics -- B.1 Entropy is a Fact -- B.2 Compressibility -- B.3 Boundary Layers -- Appendix C Induced Drag -- Appendix D Aerodynamic Performance Summary -- -4pt- Glossary of Technical Terms -- References -- Index.

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(Au-PeEL)EBL6897094

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(OCoLC)1301916823