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xi | |
Preface |
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xiii | |
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1 | (24) |
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1.1 Role of Combustion Technology |
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6 | (2) |
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8 | (2) |
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10 | (1) |
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1.4 Aerothermodynamic and Constitutive Relations |
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11 | (2) |
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1.5 Chemical Kinetic Relations |
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13 | (1) |
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1.6 Direct Numerical Simulation |
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14 | (1) |
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1.7 Large-Eddy Simulation |
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15 | (4) |
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15 | (2) |
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17 | (1) |
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18 | (1) |
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19 | (2) |
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21 | (1) |
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22 | (3) |
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2 Turbulent Flame Structure and Dynamics: Combustion Regimes |
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25 | (75) |
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2.1 Historical and Physical Perspective of Turbulent Combustion |
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26 | (18) |
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2.1.1 Regime Classification for Non-premixed Flames |
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26 | (2) |
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2.1.2 Regime Classification of Turbulent Premixed Flames |
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28 | (4) |
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2.1.3 Shetinkov's Microvolume Regime of Turbulent Premixed Combustion |
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32 | (8) |
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2.1.4 Propagation of Thin Reaction Zone in Intense Turbulence |
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40 | (4) |
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2.2 Direct Numerical Simulation Perspective |
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44 | (10) |
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2.2.1 DNS of Canonical Configurations |
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45 | (6) |
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2.2.2 DNS of Complex Flames |
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51 | (3) |
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2.3 Experimental Perspective and Challenges |
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54 | (30) |
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2.3.1 Simultaneous Multiscalar Visualization of Turbulent Premixed Flames |
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55 | (10) |
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2.3.2 Advances in Dimensionalities High-Speed Diagnostics |
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65 | (18) |
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83 | (1) |
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84 | (16) |
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3 Premixed Combustion Modeling |
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100 | (62) |
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100 | (3) |
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3.2 Phenomenological Models |
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103 | (3) |
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103 | (1) |
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3.2.2 Thickened Flame Model |
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104 | (1) |
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105 | (1) |
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106 | (9) |
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106 | (5) |
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111 | (4) |
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115 | (11) |
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115 | (3) |
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3.4.2 Bray-Moss-Libby Model |
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118 | (3) |
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3.4.3 Conditional Moment Closure Approach |
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121 | (4) |
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3.4.4 Tabulated Chemistry Approach |
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125 | (1) |
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3.5 Improvements for the Flamelets: FlaRe Approach |
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126 | (7) |
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3.6 Turbulent Mixing in Premixed Combustion Revisited: Some Fundamental Considerations |
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133 | (13) |
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3.6.1 Characteristic Mixing Times |
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133 | (5) |
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3.6.2 Length Scales: Spectral Analysis of a Dynamically Passive Scalar Field Undergoing a Linear Chemical Reaction |
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138 | (6) |
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3.6.3 Further Relationships Relevant to Modeling |
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144 | (1) |
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3.6.4 Remarks on the G-Equation |
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145 | (1) |
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146 | (4) |
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150 | (12) |
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4 Non-premixed and Partially Premixed Combustion Modeling |
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162 | (38) |
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4.1 Introduction and Background |
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162 | (1) |
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4.2 Regime Diagrams for Turbulent Non-premixed and Partially Premixed Combustion |
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163 | (3) |
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4.3 Theoretical Models of Non-premixed and Partially Premixed Combustion |
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166 | (5) |
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4.3.1 Premixed Combustion |
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166 | (1) |
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4.3.2 Non-premixed Combustion |
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167 | (2) |
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4.3.3 Partially Premixed and Stratified Combustion |
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169 | (2) |
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4.4 Modeling of Non-premixed and Partially Premixed Combustion |
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171 | (10) |
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171 | (2) |
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4.4.2 Thickened Flame Model |
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173 | (1) |
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4.4.3 Localized Time Scales Combustion Models |
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174 | (2) |
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4.4.4 Transported PDF LES Combustion Models Based on Eulerian Stochastic Fields Models |
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176 | (1) |
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4.4.5 Conditional Moment Combustion Model |
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177 | (2) |
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4.4.6 Linear Eddy Combustion Model |
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179 | (2) |
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181 | (1) |
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182 | (10) |
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4.6.1 The KAUST Diffusion Flame Burner |
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182 | (3) |
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4.6.2 Stratified Flames: The Lund Low-Swirl Burner |
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185 | (2) |
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4.6.3 Non-Premixed and Partially Premixed Flames: The Turchemi Model Combustor |
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187 | (3) |
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4.6.4 Non-Premixed And Partially Premixed Flames: Prediction of Thermoacoustically Unstable Flames |
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190 | (2) |
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192 | (1) |
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193 | (7) |
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200 | (40) |
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200 | (2) |
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202 | (10) |
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203 | (4) |
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5.2.2 Global Combustion Characteristics |
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207 | (5) |
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5.3 Chemical Kinetic Mechanisms |
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212 | (6) |
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5.3.1 Complete or Detailed Mechanisms |
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213 | (1) |
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5.3.2 Skeletal Mechanisms |
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214 | (1) |
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215 | (2) |
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217 | (1) |
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5.3.5 Mathematical Stiffness |
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218 | (1) |
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5.4 Mechanisms for Natural Gas, Heavy Liquid Fuels, and Ethanol |
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218 | (4) |
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5.4.1 Natural Gas and/or Methane |
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218 | (2) |
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220 | (1) |
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220 | (2) |
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5.5 Incorporating Chemistry in Combustion Modeling |
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222 | (10) |
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5.5.1 Turbulence-Chemistry Interactions in LES |
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222 | (1) |
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5.5.2 The Turchemi Combustor: Methane |
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222 | (2) |
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5.5.3 The Volvo Bluff Body Combustor: Propane |
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224 | (5) |
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5.5.4 A Supersonic Cavity Stabilized Combustor: Ethylene (and Hydrogen) |
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229 | (3) |
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232 | (1) |
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233 | (7) |
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240 | (41) |
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240 | (4) |
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6.2 Definitions of MILD Combustion |
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244 | (3) |
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6.3 Investigations Using Zero- and One-Dimensional Model Reactors |
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247 | (4) |
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6.3.1 Well-Stirred Reactor |
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247 | (1) |
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248 | (2) |
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250 | (1) |
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6.3.4 Insights from Laminar Calculations |
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251 | (1) |
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6.4 Past Experimental Explorations |
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251 | (6) |
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6.4.1 Typical Configurations to Achieve MILD Combustion |
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251 | (3) |
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6.4.2 Structure and Identification of Reaction Zones |
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254 | (3) |
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6.5 DNS of MILD Combustion |
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257 | (9) |
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6.5.1 Reaction Zone Shape and Structure |
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257 | (6) |
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263 | (2) |
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6.5.3 Comments on Markers |
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265 | (1) |
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6.6 Modeling of MILD Combustion |
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266 | (5) |
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267 | (3) |
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270 | (1) |
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6.7 Potential Applications and Future Outlook |
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271 | (2) |
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273 | (8) |
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281 | (47) |
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7.1 Introduction and Background |
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281 | (3) |
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7.2 Supersonic Reactive Flows: Governing Equations |
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284 | (6) |
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7.3 Steady Premixed Combustion Waves in High-Speed Flows |
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290 | (8) |
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7.3.1 Situations with Released Energy Below the Critical Value |
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291 | (6) |
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7.3.2 Situations with Released Energy Above the Critical Value |
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297 | (1) |
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7.3.3 Fast Compressible Flames and Their Transition to Detonation |
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297 | (1) |
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7.4 Influence of Wall Friction and Heat Transfer |
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298 | (3) |
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7.5 Thermal Choking in Constant Cross Section Area Channel |
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301 | (2) |
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7.6 Stability Analysis in the Vicinity of Thermal Choking Conditions |
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303 | (4) |
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7.6.1 Constant Cross Section with Wall Friction and Heat Exchange |
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303 | (3) |
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7.6.2 Variable Cross Section: Divergent Channel |
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306 | (1) |
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7.7 Turbulent Mixing in Compressible Flows |
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307 | (7) |
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7.8 Turbulent Combustion in High-Speed Flows |
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314 | (5) |
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7.9 Current Challenges and Future Research Needs |
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319 | (1) |
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320 | (8) |
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328 | (39) |
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8.1 Two-Phase Flow Topology and Spray Statistics |
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330 | (6) |
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8.2 Mathematical Framework and Description of Two-Phase Flows |
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336 | (4) |
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8.3 Modeling Issues Relevant to Evaporation and Combustion |
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340 | (11) |
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8.3.1 Description of the Gaseous Phase |
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340 | (1) |
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8.3.2 Description of the Liquid Phase |
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341 | (1) |
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8.3.3 Boundary Conditions |
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341 | (8) |
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8.3.4 Eulerian/Lagrangian Couplings |
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349 | (2) |
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8.4 Two-Phase Flow Turbulent Combustion Regimes and Diagrams |
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351 | (12) |
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8.4.1 Genesis of Two-Phase Flow Combustion Diagrams |
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351 | (1) |
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8.4.2 Spray Flame Structures |
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352 | (2) |
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8.4.3 Combustion Diagrams |
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354 | (9) |
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363 | (1) |
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363 | (4) |
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367 | (29) |
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367 | (3) |
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9.1.1 Governing Equations |
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367 | (1) |
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9.1.2 Thermal Conversion Reactions |
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368 | (2) |
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9.2 The Effect of Turbulence on the Heterogeneous Conversion of Powders |
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370 | (4) |
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9.2.1 Velocity-Induced Mass Transfer Increase |
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371 | (1) |
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9.2.2 Cluster-Induced Mass Transfer Decrease |
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372 | (2) |
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9.3 Radiation-Induced Mechanism of Unconfined Dust Explosions |
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374 | (6) |
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9.3.1 Effect of Turbulent Clustering of Dust Particles on Radiative Heat Transfer |
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375 | (3) |
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9.3.2 Radiation-Induced Secondary Explosions |
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378 | (2) |
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9.4 Intraparticle Transport Phenomena in Solid Fuel Combustion |
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380 | (6) |
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9.4.1 Time-scale Analyses |
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380 | (2) |
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9.4.2 Resolved Particle Models |
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382 | (1) |
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9.4.3 Effect of Thermal Conduction on the Devolatilization of Biomass |
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383 | (2) |
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9.4.4 Simplified Models and Application in Burner Simulation |
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385 | (1) |
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9.5 Turbulent Transport of a Dispersed Phase with Implications for Combustion |
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386 | (5) |
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9.5.1 Dispersed Solid Phase in Turbulent Flows: Coupling Mechanisms |
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386 | (2) |
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9.5.2 Preferential Transport of Solid Dispersed Phases |
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388 | (3) |
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9.6 Final Remarks and Perspectives |
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391 | (1) |
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391 | (5) |
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10 Challenges in Practical Combustion |
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396 | (64) |
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10.1 Stationary Gas Turbine Combustion Challenges |
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396 | (11) |
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10.1.1 Combustor Design Process |
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399 | (3) |
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10.1.2 Future Simulation Efficiency |
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402 | (3) |
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10.1.3 Challenges for Stationary Gas Turbines |
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405 | (1) |
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10.1.4 Challenges for Combustion Prediction |
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406 | (1) |
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10.2 Aero-engine Combustor Design Methods: Approach and Challenges |
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407 | (29) |
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10.2.1 The Role of Low-Order Methods in Combustor Design |
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410 | (1) |
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10.2.2 The Role of High-Order Methods in Combustor Design |
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411 | (1) |
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10.2.3 CFD for System Aerodynamics |
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411 | (2) |
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10.2.4 CFD for Fuel Injector Design |
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413 | (2) |
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10.2.5 CFD for Temperature Traverse |
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415 | (4) |
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10.2.6 CFD for Emissions Ranking |
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419 | (4) |
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10.2.7 CFD and Finite-Element Analyses of Metal Temperature |
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423 | (3) |
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10.2.8 Low- and High-Order Methods for Thermoacoustics |
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426 | (4) |
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10.2.9 Relight and Extinction Methods |
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430 | (1) |
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10.2.10 Fuel Coking Methods |
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431 | (2) |
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10.2.11 The Role of Spray Modeling |
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433 | (2) |
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10.2.12 Trends in Aero-engine Combustor CFD |
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435 | (1) |
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10.3 Internal Combustion Engines |
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436 | (17) |
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10.3.1 Combustion Concepts in ICE |
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437 | (2) |
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10.3.2 Diesel Engine Combustion Chamber Design |
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439 | (2) |
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10.3.3 The Combustion Process |
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441 | (3) |
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10.3.4 Gas Motion and Turbulence in the Combustion Chamber |
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444 | (5) |
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10.3.5 Challenges in Diesel Combustion Measurements |
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449 | (2) |
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10.3.6 Concluding Remarks |
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451 | (2) |
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453 | (7) |
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460 | (4) |
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Index |
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464 | |