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Table of contents
INTRODUCTION
CHAPTER 1 LITERATURE REVIEW
1.1 Atmospheric and Surface Boundary Layer
1.2 Numerical modelling
1.2.1 Governing Equations
1.2.2 Turbulence modelling
1.2.2.1 Description and characteristics
1.2.2.2 RANS models: k −ε
1.2.2.3 More Turbulence Models
1.2.3 Wind flow model: CFDWind 1.0
1.2.3.1 General Features
1.2.3.2 Boundary conditions
1.3 CFD software: OpenFOAM 1.7.1
1.3.1 Execution of OpenFOAM
1.3.2 Selected solver (from the options offered by OpenFOAM)
1.3.3 Selected turbulence model (from the options offered by OpenFOAM)
CHAPTER 2 THE BOLUND EXPERIMENT: BLIND COMPARISON OF FLOW MODELS
2.1 The experiment setup
2.2 The blind comparison
2.3 Computational domain
2.4 Verification of CFDWind1 using Open FOAM 1.7
2.4.1 Graphics
2.4.2 Errors and discussion
CHAPTER 3 MESH SENSITIVITY ANALYSIS OF CFD WIND FLOW MODEL FOR COMPLEX TERRAIN
3.1 Definition and choice of the Sensitivity Analysis Method
3.2 Test case
3.3 Sensitivity Analysis
3.3.1 Base case
3.3.2 Other cases
3.4 Sensitivity results
3.4.1 Criteria
3.4.2 Average relative error
3.4.3 Discussion on the selection of input parameters
3.5 Validation results
CHAPTER 4 MESH SENSITIVITY ANALYSIS OF CFD WAKE MODEL OVER OFFSHORE WIND FARM
4.1 Offshore wind farms: Advantages and disadvantages
4.2 Horns Rev Wind Farm
4.3 Computational Domain
4.4 Limitations of the numerical model and simpleWindFoam solver
4.4.1 Actuator Disk Model
4.4.2 Iterative algorithm of simpleWindFoam
4.5 Sensitivity Analysis
4.5.1 Base case
4.5.2 Other cases
4.6 Sensitivity results
4.6.1 Discussion on the selection of input parameters
4.7 Validation results
CONCLUSION
