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Wind Turbine Aerodynamic Performance Calculation(风力机空气动力性能计算方法)
  • 书号：9787030777720
    作者：王同光等
  • 外文书名：
  • 装帧：圆脊精装
    开本：B5
  • 页数：225
    字数：300000
    语种：en
  • 出版社：科学出版社
    出版时间：2024-06-01
  • 所属分类：电气工程
  • 定价： ￥129.00元
    售价： ￥83.85元
  • 图书介质:
    纸质书

  • 购买数量： 件  可供
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本书系统阐述了风力机空气动力性能的主流计算方法。首先介绍了与风力机有关的空气动力学基础理论，然后详细论述了叶素动量方法、涡尾迹方法和计算流体力学方法，给出了方法介绍、公式推导、计算流程和算例分析。这三种计算方法是风力机空气动力学从工程计算到理论研究的重要工具，相关论述具有突出的理论和实践意义。
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目录

  • Contents
    Part 1 Fundamentals of Wind Turbine Aerodynamics
    Chapter 1 Physical Properties of Air 3
    1.1 Continuum assumption 3
    1.2 Pressure, density, and temperature 4
    1.2.1 Definitions of pressure, density, and temperature 4
    1.2.2 Ideal gas equation of state 4
    1.3 Compressibility, viscosity, and thermal conductivity 5
    1.3.1 Compressibility 5
    1.3.2 Viscosity 6
    1.3.3 Thermal conductivity 8
    1.4 Inviscid and incompressible assumptions. 8
    1.4.1 Inviscid assumption 8
    1.4.2 Incompressible assumption 9
    References 9
    Chapter 2 Description of Air Motion 10
    2.1 Motion of fluid microelements 10
    2.1.1 Analysis of fluid microelement motion 10
    2.1.2 Velocity divergence and its physical meaning 13
    2.1.3 Curl and velocity potential function 14
    2.2 Continuity equation 15
    2.3 Governing equations of inviscid flow. 16
    2.3.1 Euler equations of motion 16
    2.3.2 Bernoulli equation 19
    2.4 Governing equations of viscous flow 21
    2.5 Viscous boundary layer 23
    2.5.1 Concept of the boundary layer 23
    2.5.2 Boundary layer thickness 23
    2.5.3 Pressure characteristics in the boundary layer 26
    2.5.4 Boundary layer equations 26
    2.5.5 Flow separation 27
    2.6 Basic concepts of turbulence 28
    2.7 Turbulent wind in the atmospheric boundary layer 31
    2.7.1 Basic characteristics of the atmospheric boundary layer 31
    2.7.2 Characteristics of the mean wind speed 32
    2.7.3 Characteristics of turbulent wind 33
    References 34
    Chapter 3 Fundamentals of Airfoils 36
    3.1 Airfoil geometry 36
    3.1.1 Geometric parameters of airfoil 36
    3.1.2 Numbering of typical airfoils 38
    3.1.3 Parametric description of airfoil geometry 39
    3.2 Aerodynamics of airfoils 40
    3.2.1 Flow around airfoil 40
    3.2.2 Aerodynamic coefficients of airfoil 42
    3.2.3 Aerodynamic characteristics of airfoil 43
    References 45
    Part 2 Blade Element Momentum Method
    Chapter 4 Steady Blade Element Momentum Method 49
    4.1 Momentum theory 49
    4.2 BEM theory 52
    4.3 Effect of blade number 56
    4.4 Effect of high thrust coefficient 57
    4.5 Iterative solution of BEM method 58
    4.6 Calculation example 61
    References 63
    Chapter 5 Correction Models 65
    5.1 Tip-loss correction models 65
    5.1.1 Prandtl model65
    5.1.2 Glauert series models 67
    5.1.3 Goldstein model 68
    5.1.4 Shen model 68
    5.1.5 Zhong model 70
    5.1.6 Blade-root correction 70
    5.2 3 D rotational models 71
    5.2.1 Category 1 models 72
    5.2.2 Category 2 models 74
    5.3 Dynamic stall models 75
    5.3.1 Beddoes-Leishman model 77
    5.3.2 ye model 86
    5.3.3 ONERA model 87
    5.3.4 Boeing-Vertol model 87
    5.3.5 Coupling of dynamic stall model and 3D rotational effects 88
    References 91
    Chapter 6 Unsteady Blade Element Momentum Method 94
    6.1 Coordinate transformation 94
    6.2 Calculation of induced velocity 97
    6.3 Dynamic inflow model 100
    6.4 Dynamic wake model 101
    6.5 Yaw/Tilt model 102
    6.6 Calculation steps of unsteady BEM method 103
    References 106
    Part 3 Vortex Wake Method
    Chapter 7 Fundamentals of Vortex Theory 109
    7.1 Vortex lines, vortex tubes, and vortex strength 109
    7.2 Velocity circulation and Stokes theorem 111
    7.3 Biot-Savart law 115
    7.4 Vortex models 117
    7.4.1 Model of vortex core 117
    7.4.2 Vortex core radius and dissipation model 120
    7.5 Helmholtz vortex theorem 121
    7.6 Kutta-Joukowski lift theorem 122
    7.6.1 Flow around a cylinder 122
    7.6.2 Circulation and lift 125
    References 126
    Chapter 8 Computational Models of Vortex Wake 127
    8.1 Definition of coordinate systems 128
    8.2 Models of vortices 130
    8.2.1 Models of vortices attached to blades 130
    8.2.2 Models of wake vortices 131
    8.3 PVW model 134
    8.4 FVW model 136
    8.4.1 Governing equations for vortex filaments 136
    8.4.2 Description of initial wake. 136
    8.5 Flow field computation 137
    8.5.1 Wake discretization 137
    8.5.2 Computation of attached vortex circulation 138
    8.5.3 Computation of rotor aerodynamic performance 140
    8.5.4 Computation of induced velocity 141
    References 144
    Chapter 9 Solving Aerodynamic Performance of Wind Turbines 146
    9.1 Solution of steady PVW model 146
    9.1.1 Solution process 146
    9.1.2 Computation example 149
    9.2 Solution of steady FVW model 150
    9.2.1 Relaxation iterative method 150
    9.2.2 Solution process 152
    9.2.3 Computation example 153
    9.3 Unsteady PVW method 154
    9.3.1 Calculation of inflow wind speed 154
    9.3.2 Induced velocities 156
    9.3.3 Coupling of dynamic stall models 157
    9.3.4 Computation example 158
    9.4 Unsteady FVW method. 159
    9.4.1 Time-stepping method 159
    9.4.2 Computation steps 163
    9.4.3 Computation example 163
    References 164
    Part 4 Computational Fluid Dynamics Method
    Chapter 10 Fundamentals of Computational Fluid Dynamics 169
    10.1 Brief introduction to CFD 169
    10.2 Mathematical description of incompressible viscous flow 171
    10.3 Turbulence modeling 172
    10.3.1 DNS 173
    10.3.2 LES 173
    10.3.3 RANS 173
    10.4 Methods of numerical discretization 175
    10.4.1 FDM 175
    10.4.2 FEM 176
    10.4.3 FVM. 177
    10.5 Algorithms for velocity-pressure coupling 178
    10.5.1 SIMPLE algorithm 178
    10.5.2 PISO algorithm 180
    10.6 Mesh generation and post-processing 181
    10.6.1 Mesh generation 181
    10.6.2 Post-processing 182
    10.7 Applications of CFD in wind turbine aerodynamics 183
    References 184
    Chapter 11 Reynolds-averaged Navier–Stokes Method for Wind Turbine Simulations 185
    11.1 Governing equations and discretization 185
    11.1.1 Governing equations 185
    11.1.2 Spatial discretization 186
    11.1.3 Temporal discretization 187
    11.2 Turbulence models 187
    11.2.1 One-equation model 187
    11.2.2 Two-equation model 188
    11.2.3 Selection of turbulence models 190
    11.3 Transition prediction 191
    11.3.1 Michel transition model 191
    11.3.2 γ–Reθ transition model 192
    11.4 Initial and boundary conditions 195
    11.4.1 Inlet and outlet boundary conditions 195
    11.4.2 Rotational periodic boundary condition 196
    11.4.3 Wall boundary condition 196
    11.5 Mesh for simulation 196
    11.5.1 2D mesh for airfoils 196
    11.5.2 Mesh for wind turbine rotor 198
    11.6 Simulation examples 199
    11.6.1 Fully turbulent simulation versus transitional simulation 200
    11.6.2 Parameter correction for SST turbulence model 200
    References 202
    Chapter 12 Large- and Detached-Eddy Simulation Methods for Wind Turbine Simulations 203
    12.1 ALM for wind turbine simulations 204
    12.1.1 Actuator line model 204
    12.1.2 Nacelle and tower model 205
    12.2 Large-eddy simulation 206
    12.2.1 Filtering method 207
    12.2.2 SGS models 208
    12.2.3 Turbulent inflow generation for LES 211
    12.3 Detached-eddy simulation 214
    12.3.1 S-A DES model 214
    12.3.2 SST-DES model 215
    12.4 Simulation examples 216
    12.4.1 Unsteady performance simulations using DES 216
    12.4.2 Wind turbine wake simulated using LES 218
    References 224
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