Views
5 years ago

Numerical Simulation of Turbulent Premixed Flames with ...

Numerical Simulation of Turbulent Premixed Flames with ...

Numerical Simulation of Turbulent Premixed Flames with

Numerical Simulation of Turbulent Premixed Flames with Conditional Source-Term Estimation by Mohammad Mahdi Salehi B.Sc. Sharif University of Technology, 2004 M.Sc. Sharif University of Technology, 2006 A THESIS SUBMITTED IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE DEGREE OF DOCTOR OF PHILOSOPHY in The Faculty of Graduate Studies (Mechanical Engineering) THE UNIVERSITY OF BRITISH COLUMBIA (Vancouver) July 2012 c○ Mohammad Mahdi Salehi 2012

  • Page 2 and 3: Abstract Conditional Source-term Es
  • Page 4 and 5: the results. Preface Part of the co
  • Page 6 and 7: Table of Contents 3.1.1 Presumed PD
  • Page 8 and 9: List of Tables 3.1 Model coefficien
  • Page 10 and 11: List of Figures 3.8 Effect of chang
  • Page 12 and 13: List of Figures 4.11 Axial velocity
  • Page 14 and 15: List of Figures 5.16 Radial profile
  • Page 16 and 17: Symbols and Abbreviations Alphanume
  • Page 18 and 19: Operators Symbols and Abbreviations
  • Page 20 and 21: Chapter 1 Introduction Combustion o
  • Page 22 and 23: 1.2. Outline (CSE) turbulent combus
  • Page 24 and 25: 2.1. Turbulence where µ is the coe
  • Page 26 and 27: 2.1. Turbulence The challenge in al
  • Page 28 and 29: 2.1. Turbulence where σij ≡ ρ
  • Page 30 and 31: 2.2. Chemistry model, the equilibri
  • Page 32 and 33: 2.2. Chemistry (ILDM) using a Jacob
  • Page 34 and 35: 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0
  • Page 36 and 37: 2.3. Turbulence-Chemistry Interacti
  • Page 38 and 39: 2.3. Turbulence-Chemistry Interacti
  • Page 40 and 41: 2.3. Turbulence-Chemistry Interacti
  • Page 42 and 43: 2.3. Turbulence-Chemistry Interacti
  • Page 44 and 45: 2.3. Turbulence-Chemistry Interacti
  • Page 46 and 47: Chapter 3 PCM-FPI Model in RANS Sim
  • Page 48 and 49: 3.1. Theory where δ(c ∗ ) is the
  • Page 50 and 51: 3.1. Theory then the same laminar i
  • Page 52 and 53:

    �c” 2 0.25 0.2 0.15 0.1 0.05 3.

  • Page 54 and 55:

    3.1. Theory Figure 3.5: Gradient vs

  • Page 56 and 57:

    3.1. Theory The model constants are

  • Page 58 and 59:

    3.3. Validation Case In addition to

  • Page 60 and 61:

    3.5. Computational Domain and Bound

  • Page 62 and 63:

    3.6. Results parameter would be a p

  • Page 64 and 65:

    �YCO �U/U0 1.5 1 0.5 0.08 0.06

  • Page 66 and 67:

    turbulence. Ū/U0 �U/U0 1.5 1 0.5

  • Page 68 and 69:

    3.6. Results (a) β PDF (b) Modifie

  • Page 70 and 71:

    3.6. Results (a) β PDF (b) Modifie

  • Page 72 and 73:

    � k/k0 � k/k0 � k/k0 � k/k0

  • Page 74 and 75:

    �YCH4 �YCH4 �YCH4 �YCH4 0.0

  • Page 76 and 77:

    �YCO2 �YCO2 �YCO2 �YCO2 0.2

  • Page 78 and 79:

    �YCO �YCO �YCO �YCO 0.06 0.

  • Page 80 and 81:

    Chapter 4 CSE in RANS Simulation of

  • Page 82 and 83:

    4.2. Theory points. This presumptio

  • Page 84 and 85:

    4.2. Theory where L is a discrete a

  • Page 86 and 87:

    4.2. Theory the maximum curvature o

  • Page 88 and 89:

    Y H2 O 0.1 0.05 4.2. Theory 0 0 0.0

  • Page 90 and 91:

    ˙ωCH4 0 −200 −400 −600 −8

  • Page 92 and 93:

    4.3. Implementation Figure 4.5: Int

  • Page 94 and 95:

    �T /Tb �T /Tb 1 0.5 x/D=2.5 0 0

  • Page 96 and 97:

    ||�α ||2 10 1 10 0 10 −1 10

  • Page 98 and 99:

    YH2O |c ∗ 0.14 0.12 0.1 0.08 0.06

  • Page 100 and 101:

    YH 2O|c ∗ 0.14 0.12 0.1 0.08 0.06

  • Page 102 and 103:

    � k/k0 � k/k0 6 3 x/D=2.5 0 0 0

  • Page 104 and 105:

    �YCH4 �YCH4 0.06 0.03 x/D=2.5 0

  • Page 106 and 107:

    �YCO2 �YCO2 0.17 0.085 0.17 0.0

  • Page 108 and 109:

    �YOH × 10 �YOH × 10 0.04 0.02

  • Page 110 and 111:

    Chapter 5 PCM-FPI in LES Simulation

  • Page 112 and 113:

    5.2. Formulation of a progress vari

  • Page 114 and 115:

    S∆ [43]: 5.2. Formulation � +

  • Page 116 and 117:

    5.2. Formulation is obtained throug

  • Page 118 and 119:

    5.3. Implementation Figure 5.4: Vel

  • Page 120 and 121:

    5.4. Results and Discussion Figure

  • Page 122 and 123:

    U + 25 20 15 10 5 0 10 0 LES U + =

  • Page 124 and 125:

    5.5. Summary Figure 5.9: Instantane

  • Page 126 and 127:

    0.18 0.16 0.14 0.12 0.1 0.08 0.06 0

  • Page 128 and 129:

    �T /Tb �T /Tb 1 0.5 x/D=2.5 0 0

  • Page 130 and 131:

    �YO2 �YO2 0.3 0.15 0.3 0.15 x/D

  • Page 132 and 133:

    �YH2O �YH2O 0.16 0.08 0.16 0.08

  • Page 134 and 135:

    �YCO �YCO 0.03 0.015 x/D=2.5 0

  • Page 136 and 137:

    6.1. Theory where 〈c2|c∗ 1 〉

  • Page 138 and 139:

    6.3 Results 6.3.1 Test Case -I 6.3.

  • Page 140 and 141:

    c2|c ∗ 1 0.14 0.12 0.1 0.08 0.06

  • Page 142 and 143:

    Singular Values 10 2 10 0 10 −2 1

  • Page 144 and 145:

    6.4. Summary Figure 6.8: Instantane

  • Page 146 and 147:

    �cT �cT 1 0.5 6.4. Summary 0

  • Page 148 and 149:

    7.1. Conclusions a physical solutio

  • Page 150 and 151:

    7.2. Future Work Finally, after ext

  • Page 152 and 153:

    References [10] R. Borghi. On the s

  • Page 154 and 155:

    References [30] M. J. Cleary, A. Y.

  • Page 156 and 157:

    References [51] S. Ghosal and P. Mo

  • Page 158 and 159:

    References [74] N. Jarrin, B. Benha

  • Page 160 and 161:

    References [97] R. P. Lindstedt and

  • Page 162 and 163:

    References [119] U. Piomelli and J.

  • Page 164 and 165:

    References [143] N. S. A. Smith. De

  • Page 166 and 167:

    References [167] S. L. Yilmaz, M. B

  • Page 168 and 169:

    Appendix A: Bayesian Inverse Proble

  • Page 170 and 171:

    Appendix B: Second-order CMC The TG

Laminar Premixed Flames - Propulsion and Combustion Laboratory
Modelling of turbulent flows applied to numerical simulations of ...
Direct Numerical Simulation of Turbulence with a PC/Linux Cluster ...
Turbulent Non-Premixed Combustion Analysis - TU Delft
The FEARLESS Approach to the Numerical Simulation of ...
Simulations of Thermonuclear Flames in Type Ia Supernovae
CEA - Numerical simulation
Experimental and LES Study of Low Swirl Flame
Measurement and Simulation of Core Turbulence and Transport in ...
Simulating Droplet Microphysics in Turbulent Clouds - Inscc.utah.edu
Turbulence- and particle-resolving numerical modeling of ... - CSDMS
Integration of Numerical and Physical Simulation - Network for ...
Numerical simulations of an Extreme AO system for an ... - AO4ELT 2
Application of a Shelterbelt Turbulence Model to Simulate Drag
AGN feedback in elliptical galaxies: numerical simulations
Numerical simulation of storm surge and coastal inundation ... - PAMS
Numerical Simulation Tsunami model - UNU-IAS
Numerical Simulation of Acidizing in Carbonate ... - CFD OIL 2012
III. Numeric Modelling and Simulation - CRP Henri Tudor
Elastic waves in random media: A challenge for numerical simulation
Numereical Simulation of Arctic and Tropical Cyclones Using ...
Numerical simulation of heavy snowfall systems observed on the ...
numerical simulation to improve engine control during tip-in ...
Direct Numerical Simulation of Rayleigh-Taylor Instability [PDF]
Numerical simulations of Hall MHD small-scale dynamos - Astronomia
A Software Package for Numerical Simulation of Semiconductor - GSS
New Numerical Techniques for Reservoir Simulations on GPUs ...
Three Dimensional Numerical Simulations of Residential Buildings ...
direct numerical simulation of co − h 2 premixed turbulent flame