Engineering Turbulence Modelling and Experiments 5 (eBook)

Front Cover 1
Engineering Turbulence Modelling and Experiments 4
Copyright Page 5
Contents 8
Preface 18
Part 1: Invited Lectures 20
Chapter 1. A perspective on recent developments in RANS modeling 22
Chapter 2. Computing high-Reynolds number channels: Will DNS ever substitute experiments? 36
Chapter 3. Turbulence modelling in the automotive industry 48
Chapter 4. Validation of turbulence models for turbomachinery flows–a review 62
Chapter 5. Turbulent mixing and combustion modelling 78
Chapter 6. Particle image velocimetry - an advanced experimental tool for the investigation of turbulent flow fields 98
Part 2: Turbulence Modelling 114
Chapter 7. A two-scale second-moment one-point turbulence closure 116
Chapter 8. A rescaled v2– f model: first application to separated and impinging flows 126
Chapter 9. Application of the turbulent potential model to complex flows 136
Chapter 10. Prediction of the spreading mechanism of 3D turbulent wall jets with explicit Reynolds-stress closures 146
Chapter 11. Development of nonlinear Eddy-viscosity model for numerical simulation of three-dimensional turbulent boundary layer 156
Chapter 12. A priori evaluation of non-linear models for turbulent incompressible flows 166
Chapter 13. A linearised turbulent production in the k-e model for engineering applications 176
Chapter 14. Direct test of Boussinesq's hypothesis and the K-transport equation using experimental, DNS and LES data 186
Chapter 15. Application of generalized wall function for complex turbulent flows 196
Chapter 16. Extensions of the Spalart- Allmaras turbulence model to account for wall roughness 206
Chapter 17. The prediction of turbulent duct flow with surface roughness using k-e models 216
Chapter 18. Effect of a compressibility correction on different turbulence models 226
Part 3: Direct and Large-Eddy Simulations 236
Chapter 19. Direct numerical and large eddy simulations of turbulent flows through concentric annuli 238
Chapter 20. Large eddy simulation of turbulent compressible channel flow over riblets 248
Chapter 21. Numerical study of unsteady wake flows over a hill for the oncoming boundary-layer turbulence 256
Chapter 22. Dynamic subgrid-scale models in rotating turbulence 266
Chapter 23. A mixed-time-scale SGS model with fixed model-parameters for practical LES 276
Chapter 24. Numerical study on the difference of the eddy structures between plane and round impinging jets 286
Chapter 25. Large Eddy Simulations of plane turbulent impinging jets at moderate Reynolds numbers 296
Chapter 26. LES, Coarse LES, and transient RANS comparisons on the flow across a tube bundle 306
Chapter 27. An approach to hybrid RANS/LES calculation of channel flows 316
Chapter 28. Interaction of the inner and outer layers in Large-Eddy Simulations with wall-layer models 326
Chapter 29. A priori studies of a near-wall RANS model within a hybrid LES/RANS scheme 336
Chapter 30. LES of aero-optical effects on a turbulent boundary layer 346
Chapter 31. Hybrid LES/RANS simulation of melt convection during crystal growth 356
Chapter 32. Large eddy simulation of flows in some curved flumes 366
Chapter 33. LES of turbulent flow past a swept fence 376
Part 4: Applications of Turbulence Models 388
Chapter 34. Computation of 3-D aerospace configurations using a wall-normal-free Reynolds-stress model 390
Chapter 35. Predicting secondary flows in rotating ducts 402
Chapter 36. Self-sustained oscillations of a turbulent plane jet issuing into a rectangular cavity 412
Chapter 37. A study on the suppression of vortex shedding from a square cylinder near a wall 422
Chapter 38. Calculation of a low-shear turbulent boundary layer using a secondmoment order closure 432
Chapter 39. Numerical modelling of swirling turbulent wakes 442
Part 5: Experimental Studies 452
Chapter 40. Turbulence measurement of vortex flow generated by a bluff body in ground effect 454
Chapter 41. Detailed measurement of heat transfer and flow characteristics in rectangular duct with rib turbulators mounted on the bottom surface 464
Chapter 42. The effect of wall roughness on an open channel boundary layer 474
Chapter 43. Critical points and three-dimensional features in a plane turbulent wake 484
Chapter 44. Velocity measurements in the near wake of a freely-oscillating circular cylinder at lock-in 494
Chapter 45. Multi-point measurements in an axisymmetric sudden expansion 504
Chapter 46. Combined fluid mechanics and heat transfer measurements in normally impinging slot jet flows 514
Chapter 47. PLIF study on the diffusion fleld of a passive scalar in a round jet issuing into a uniform counter-flow 524
Chapter 48. Analysis of a jet - mixing layer interaction 534
Chapter 49. Measurement of coherent fine scale eddies in turbulent mixing layer by DPIV 544
Chapter 50. Effect of CO- and counter-swirl on the isothermal flow- and mixture-field of an airblast atomizer nozzle 554
Part 6: Transition 564
Chapter 51. Is the critical Reynolds number a universal constant? 566
Chapter 52. Transition modelling based on local variables 574
Chapter 53. Structures of a turbulent spot - an investigation by means of multiplane stereo PIV 584
Chapter 54. Active cancellation of Tollmien-Schlichting instabilities on an unswept wing using multi-channel sensor actuator systems 594
Part 7: Turbulence control 604
Chapter 55. Separation control in an axisymmetric diffuser flow by periodic excitation 606
Chapter 56. Fine structure of the impinging turbulent jet 616
Chapter 56. Active control for drag reduction in turbulent pipe flow 626
Chapter 57. Effect of Weissenberg number on the flow structure: DNS study of the drag-reducing Giesekus fluid flow with MINMOD scheme 636
Part 8: Aerodynamic Flows 646
Chapter 58. Computation of aerodynamic performance of airfoil with surface roughness 648
Chapter 59. Mean and turbulent characteristics of tip vortices generated by a slotted model blade 656
Chapter 60. A test case for large-eddy simulation in vehicle aerodynamics 666
Chapter 61. Numerical simulation of the flow around a circular cylinder at high-Reynolds number 676
Chapter 62. Experimental and numerical studies of flow around sphere at sub-critical Reynolds number 686
Chapter 63. DNS of turbulent flow over a bump with shock/boundary-layer interactions 696
Chapter 64. Large-Eddy Simulation of vortex breakdown behind a delta wing 706
Part 9: Aero-Acoustics 716
Chapter 65. Towards the prediction of noise from jet engines 718
Chapter 66. Direct numerical simulation of the acoustic field of a circular heated turbulent jet 728
Chapter 67. Large Eddy Simulation of a forward-backward facing step for acoustic source identification 738
Part 10: Turbomachinery Flows 748
Chapter 68. DNS of separating, low Reynolds number flow in a turbine cascade with incoming wakes 750
Chapter 69. DNS of fully turbulent flow in a LPT passage 760
Chapter 70. Large Eddy Simulation of TL10 LP turbine blade row 770
Chapter 71. Numerical simulation of unsteady and transitional flows pertaining to turbine cascades 778
Chapter 72. A study of turbulence and transition models in a flow solver for turbomachines 788
Chapter 73. Experimental investigation of turbulence structures in a highly loaded transonic compressor cascade with shock / laminar boundary layer interactions 798
Chapter 74. Modelling and experiments on underexpanded turbulent jet mixing 808
Part 11: Heat Transfer 818
Chapter 75. Prediction of turbulent heat transfer in stationary and rotating U-ducts with rib roughened walls 820
Chapter 76. The computation of flow and heat transfer through an orthogonally rotating square-ended U-bend, using low-Reynolds-number models 830
Chapter 77. PDF computation of heated channel flow 840
Chapter 78. DNS and modelling of rotating channel fow with heat transfer 850
Chapter 79. Numerical simulation of flow and heat transfer in multiple impinging jets 860
Part 12: Combustion Systems 870
Chapter 80. Transient and curvature effects when defining burning velocity and speed of premixed turbulent flames 872
Chapter 81. Measurement of a swirling pipe and combustion chamber flow by means of multi-component Laser Doppler Velocimetry 882
Chapter 82. Characterization of multiswirling flow 892
Chapter 83. Large Eddy Simulation of isothermal confined swirling flow with recirculation 904
Chapter 84. Open-loop control of combustion instabilities in a model gas turbine combustor 914
Chapter 85. Large-eddy simulations on confined swirling flow 926
Chapter 86. LES of confined methane-air diffusion flames using oscillating inflow conditions 936
Part 13: Two-Phase Flows 946
Chapter 87. Double velocity correlation and turbulent heat flux predictions in gas-solid flows 948
Chapter 88. Numerical modelling of particle laden flows with a four-equation model 958
Chapter 89. Effect of the particle-induced turbulence-modification on two-equation models for particle-laden wall-bounded turbulent flows 968
Chapter 90. Effects of the surface stretching or the surface deformation rate on the break-up of a viscous drop in simple shear flow: numerical simulation 978
Chapter 91. Transient RANS/Lagrange calculations of two- and three-phase flows in bubble columns 988
Chapter 92. Experimental study on liquid and suspended sediment turbulence characteristics in open-channel flows 998
Chapter 93. The break-up of fluid particles with non-negligible properties in turbulent flows 1008
Chapter 94. Study of turbulence modulation in dispersed two-phase flows from a Lagrangian perspective 1018
AUTHOR INDEX 1028