WTTRAININGTECHNICALBASIS

1、METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingWorld Leader of Wind Engineering TechnologyMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing提纲提纲 ScheduleSchedule法国美迪公司简介 Meteodyn company introduction 法国美迪WT软件及技术 Meteodyn WTWT

2、 software & techniquesMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing 分支机构分支机构 BranchBranch CompanyCompany andand OfficeOfficeMETEODYN WT TRAINING12ST Jan 2011 - Beijing新能源新能源Wind Power&Solar Power交通安全交通安全Transportsafety建筑建设建筑建设Civil engineering and con

3、struction城市规划城市规划City planning主要业务领域主要业务领域 Major FieldsMajor Fields METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing主要软件工具主要软件工具 MainMain SoftwareSoftware ToolsToolsMeteodynWTMeteodynUrbawindMeteodynTopowindPowerForecastMeteodynTransatWind Alarm SystemMETEODYN W

4、T TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing当地形变得复杂时，越来越多的客户（投资者、开发商、制造商）当地形变得复杂时，越来越多的客户（投资者、开发商、制造商）求求助助CFD研究。研究。More and more customers (investors, developers, manufacturers) are looking for CFD studies when the terrain gets complex.如果使用我们的如果使用我们的CFD工具，我们能够提供如下咨询：工

5、具，我们能够提供如下咨询：Using our own in-house CFD tool, we can provide consultancy for :风能评价风能评价 Wind resource assessement生产评价生产评价 Production assessment风能风能 WindWind EnergyEnergyMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing 大范围区域风资源评估技术大范围区域风资源评估技术 LargeLarge ScaleScal

6、e WindWind ResourceResource AssessmentAssessment结合常年气象数据及卫星数据，进行上万平方公里高分辨率风资源评估结合常年气象数据及卫星数据，进行上万平方公里高分辨率风资源评估METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing 大范围区域风资源评估技术大范围区域风资源评估技术 LargeLarge ScaleScale WindWind ResourceResource AssessmentAssessment采用中尺度与微尺度相

7、结合方法在不同高度得到高分辨率湍流强度分布、采用中尺度与微尺度相结合方法在不同高度得到高分辨率湍流强度分布、平均风速分布、能量密度分布以及平均风速分布、能量密度分布以及WeibullWeibull参数分布参数分布METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing 大范围区域风资源评估技术大范围区域风资源评估技术 LargeLarge ScaleScale WindWind ResourceResource AssessmentAssessmentMETEODYN WT TR

8、AINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing 复杂城区潜在风能评估复杂城区潜在风能评估 UrbanUrban WindWind PowerPower AssessmentAssessment各种类型建筑物周围风场计算各种类型建筑物周围风场计算可充分考虑由于建筑物形状及相互位置所产生的各种影响可充分考虑由于建筑物形状及相互位置所产生的各种影响-如如“狭狭管效应管效应”先进的湍流模型先进的湍流模型可行进行小型风力发电机选址可行进行小型风力发电机选址可进行发电量计算可进行发电量计算METEODYN W

9、T TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing 短期发电功率预测短期发电功率预测 PowerPower ForecastForecast使用可靠的计算流体力学模型对风电场建模使用可靠的计算流体力学模型对风电场建模采用高分辨率气象数据采用高分辨率气象数据考虑场区空气密度考虑场区空气密度考虑尾流影响考虑尾流影响对风机功率曲线校正对风机功率曲线校正优化的统计模型优化的统计模型发电功率及发电量预测时间发电功率及发电量预测时间1h1h，3h3h，6h6h，24h24h，48h48h直至未来直至未来7

10、 7天天METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing 短期发电功率预测短期发电功率预测 PowerPower ForecastForecast美迪公司针对客户对不同预测时间及风电场区的特殊情况，提供定制服美迪公司针对客户对不同预测时间及风电场区的特殊情况，提供定制服务，更为灵活、可靠，提高风电场实际运营效益务，更为灵活、可靠，提高风电场实际运营效益METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINI

11、NG12ST Jan 2011 - Beijing 建筑与建设建筑与建设 Construction & ArchitectureConstruction & Architecture风机及其叶片载荷分析风机及其叶片载荷分析大型建筑（如体育场、大型桥梁等）载荷分析及耐风设计大型建筑（如体育场、大型桥梁等）载荷分析及耐风设计对建筑工地进行防风安全分析，评估吊车安装地点安全性对建筑工地进行防风安全分析，评估吊车安装地点安全性可计算风流活动情况及极大动态风压与极大风速可计算风流活动情况及极大动态风压与极大风速METEODYN WT TRAINING12ST Jan 2011 - Bei

12、jingMETEODYN WT TRAINING12ST Jan 2011 - Beijing 城市规划城市规划-室外行人舒适度室外行人舒适度 CityCity Planning-ConformPlanning-Conform AnalysisAnalysis创造更为舒适的生活环境创造更为舒适的生活环境提升建筑项目价值提升建筑项目价值评估城区规划评估城区规划考虑保护策略考虑保护策略METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing 城市规划城市规划-污染扩散与自然通风污染扩

13、散与自然通风 CityCity Planning-PollutionPlanning-Pollution AnalysisAnalysis andand & Natural& Natural VentilationVentilation计算空气流量与循环率，提高自然通风能力，降低能耗计算空气流量与循环率，提高自然通风能力，降低能耗设计建筑通风口（大小、开度），并结合当地不同气象情况进行分析设计建筑通风口（大小、开度），并结合当地不同气象情况进行分析计算区域污染扩散程度及趋势计算区域污染扩散程度及趋势污染对单体建筑外部及内部的影响污染对单体建筑外部及内部的影响METEODYN W

14、T TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing强风对强风对交通工具交通工具安全的影响安全的影响 Impact of strong winds on vehicle safety避免由风所引起的危险避免由风所引起的危险 Prevention of the dangers caused by wind大风报警系统大风报警系统 Extreme wind alarm-reporting system 防风预警系统防风预警系统 WindWind AlarmAlarm SystemSystemMETE

15、ODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing WAsP等线性模型WAsP linearized model 中尺度的方法Mesoscale methodsCFD技术-计算流体力学技术CFD techniques风能评估技术分类风能评估技术分类 Classification of wind energy assessment techniquesMETEODYN WT TRAINING12ST Jan 2011 - Beijing当地形复杂或者粗糙时，不推荐使用当地形复杂或者粗

16、糙时，不推荐使用Not recommended whenever the terrain is complex or roughWASP：风流的线性模型 WASP : a linear model of the wind flow 平坦地形：风力发电产业标准 Flat terrains: The wind industry standard 但是复杂地形但是复杂地形：风流假设会导致无法接受的不确定性不确定性和不现实的结果。But Complex terrains: The wind flow assumption leads to unacceptable uncertainties and

17、to unrealistic results 林区：森林冠层森林冠层模型不可靠，导致无法接受的不确定性不确定性。Forested area: Forest canopy modeling not reliable. Leads to unacceptable uncertainties不推荐使用于数据处理不推荐使用于数据处理Not recommended for data processing韦布尔统计韦布尔统计导致不准确Weibull statistics lead to unertainties 只能进行一个测风塔一个测风塔测量 Only the measurements of a met

18、 mast can be procesed风能评估技术分类风能评估技术分类 Classification of wind energy assessment techniquesMETEODYN WT TRAINING12ST Jan 2011 - BeijingWASP：风流的线性模型风流的线性模型 WASP : a linear model of the wind flow同一流体的两个回流区，这就不能使用线性模型来计算同一流体的两个回流区，这就不能使用线性模型来计算Two recirculation zones in a flow, which cant be computed by s

19、uch a linear model风能评估技术分类风能评估技术分类 Classification of wind energy assessment techniquesMETEODYN WT TRAINING12ST Jan 2011 - Beijing中尺度：一个气象模型中尺度：一个气象模型 MESOSCALE : a meteorological model大气流的完整完整计算Full computation of the atmospheric flow所需数据的不可获取性不可获取性 No availability of the required data : 地面辐射 Ground

20、s radiation云层覆盖Cloud coverture湿气Moisture昂贵昂贵的分析：专家需求和时间耗费 Expensive analyses: Experts required and really time-consuming问题：如何处理风力测量统计表Problem : How to deal with wind measurement statistics?不推荐用于微观选址不推荐用于微观选址Not recommended for micrositing风能评估技术分类风能评估技术分类 Classification of wind energy assessment tech

21、niquesMETEODYN WT TRAINING12ST Jan 2011 - Beijing普通CFD软件包：完整风流计算COMMON CFD PACKAGES: Complete wind flow computation完整风流方程 Full computation of the wind flow equations网格生成 Generation of the mesh 计算机要求 Computer requirements湍流建模 Turbulence modeling求解中的问题 Problems to reach solutions昂贵的分析：专家需求和真实时间耗费 Expe

22、nsive analyses: Experts required and really time-consuming 不合于风力发电产业不合于风力发电产业Not adapted to the Wind Industry风能评估技术分类风能评估技术分类 Classification of wind energy assessment techniquesMETEODYN WT TRAINING12ST Jan 2011 - Beijing最最大大的不确定性来自风流模型的不确定性来自风流模型The most relevant uncertainties come from the wind flo

23、w modelingSource : S.Frandsen et Al: Power Performance Assessment, Risoe, December 1998Uncertainties on Production(%)0510152025WTG power curveClimatic conditionsWake model, WindGrid interconnectionWind speed, typical, iContamination ofWind study flowFlat terrainMedium terrainComplex terrainMETEODYN

24、WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingAEP with/without wake effectDirectional wind shear on each wind turbineTurbulent intensity matrixes on each wind turbine ()Mesh generation:Orography 3D modelingBoudary conditions generationRoughness 3D modelingThermal stabi

25、lity conditionsCore solver定向计算定向计算Directional computationsDirectional wind characteristics定向计算结果定向计算结果Directional results后评估后评估Post-processing results on key locations 工程定义工程定义Pre-processingMeteorological data processingWake effects calculations综合综合SynthesisSite definitionSite verificationLayout mod

26、ification?风资源评估程序风资源评估程序Assessment procedurePOST MAPPING TOOLMETEODYN WT TRAINING12ST Jan 2011 - Beijing用户界面友好用户界面友好，更加简便和快捷更加简便和快捷User-friendly interface 界面界面 InterfaceMETEODYN WT TRAINING12ST Jan 2011 - Beijing数据的兼容性数据的兼容性 Compatibility of the data输入数据输入数据 INPUT DATA用户不需要重新处理已存在的数据，可以直接将之作为用户不需要重新

27、处理已存在的数据，可以直接将之作为法国法国美迪美迪WT的输入数据的输入数据No need for users to rework the existing data before using it as input data for MeteodynWT按照我们客户的需求，按照我们客户的需求，法国法国美迪公司整合新的格式美迪公司整合新的格式Meteodyn Co integrates new formats according to our customers requirements地形地形及粗糙度及粗糙度输入数据格式举例输入数据格式举例： *.dxf, *.map, *.xyz , *.c

28、hmExample of topographical and roughness input data formats : *.dxf, *.map, *.xyz气象输入数据格式举例气象输入数据格式举例： *.tab (WAsP), *.akf, *.tim , *.tim+sigmaExample of meteorological input data formats : *.tab (WAsP), *.akf, *.tim (time series) , *.tim+sigma 输出数据输出数据 OUTPUT DATAWindpro , Windfarmer, Openwind与与Goo

29、gle Earth可以直接使用法国可以直接使用法国美迪美迪WT测得的风流测得的风流Windpro ,Windfarmer, Openwind Google earth can now directly use the wind flow from MeteodynWTMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingRANS equations Steady incompressible isotherm Mass conservation Momentum conserv

30、ation Reynolds stress tensor evaluated from a one-equation closure scheme.Extra transport equation 计算流体力学方法计算流体力学方法CFDCFD MethodMethodMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing 湍流模型Turbulence modelingMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT T

31、RAINING12ST Jan 2011 - Beijing 湍流模型Turbulence modeling通过对湍流模型参数的调整与改进，可以更好地考虑各向异性湍流通过对湍流模型参数的调整与改进，可以更好地考虑各向异性湍流METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing在结果点产生加细的笛卡在结果点产生加细的笛卡儿网格儿网格The grid is automatically refined close to the result points根据计算所得风向建立网格根据

32、计算所得风向建立网格The mesh is built according to the wind direction网格自动网格自动生成生成 AUTOMATIC MESH GENERATIONI/ 表面网格表面网格METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing垂直网格四米垂直网格四米Standard vertical resolution: 4 metersZmaxmesh = max( 2800 ; Zmin + 5*(Zmax-Zmin) )网格自动网格自动生成生

33、成 AUTOMATIC MESH GENERATIONII/ 垂直垂直网格网格METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing网格自动网格自动生成生成 AUTOMATIC MESH GENERATIONMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing热稳定度热稳定度Thermal stability 1010个不同的热稳定度等级个不同的热稳定度等级1

34、0 different stability classes includedMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingI/ 地表边界条件 :自动生成没有林区有林区Surfacic sink term introduced in the momentum equations (only for the cells lying on the ground).CS computed as function of:-Local roughness of the cell-T

35、hermal stabilityUUCFtSSUUCFdVVolumic sink term introduced in the momentum equations (for all the cells lying inside the forest).Cd depending to the forest density边界条件边界条件BOUNDARY CONDITIONS METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing森林模型Forest Model稳健模型稳健模型

36、散逸模型散逸模型METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing森林模型Forest ModelCanopy height = 30*Z0METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beij

37、ingMETEODYN WT TRAINING12ST Jan 2011 - BeijingSolver MIGAL by MFRDC, adapted and calibrated Finite-Volume on mono-bloc structured grids Multi-grid Coupled solution (U,V,W,P) GMRES acceleration First Order convection scheme 106 points 1 Go RAM106 points = 20 minutesOptimized convergence parameters64-

38、bit version : no limitation on the number of points to be computed !0123456789120395980104Number of cells (K)CPU time for convergence (h)MIGALSimplestMIGAL求解器求解器 MIGAL SOLVERMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing22111)(kxDDCUxUCrotorrotortupwinddownwin

39、dwakerotIuk2122222111)(WTOVERLAPWTrotorrotortupwindWTdownwindwakeAAkXDDCUXUC1/minWTWTiCCwakewakehubVDxI3 . 05 . 11)1/(maxWTWTiII尾流效应尾流效应 WakeWake EffectEffectMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingHorizontal speed-up factors (Vh)Horizontal deviations (D

40、)Inclinations (I)Turbulent intensities (Iu)= f ( dir , V )Directional wind characteristicsDirectional resultsThrough statistical tables (degree by degree, 0.1 m/s speed bins)Time seriesTab fileMet mastResult pointWind turbines数据处理流程数据处理流程 DataData ProcessingProcessingMETEODYN WT TRAINING12ST Jan 201

41、1 - Beijing20 meters altitude contours20米等高线5 meters altitude contours5米等高线Resulting altitude grid used by the software meteodyn WT meteodyn WT对地形拟合效果图地形图自动拟合地形图自动拟合 TerrainTerrain FilesFiles Auto-FittingAuto-FittingMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beiji

42、ngTraditional wind roughness data derived from Corine Land Cover database (2006)传统粗糙度数据来自于传统粗糙度数据来自于CLCCLC数据库数据库A key database for European integrated environmental assessment该数据库整合在环境评估当中该数据库整合在环境评估当中Combination of satellite images to reveal all kinds of information on land resources结合卫星图片揭示了陆地资源信息

43、结合卫星图片揭示了陆地资源信息 基于基于CHM文件自动生成粗糙度功能文件自动生成粗糙度功能GeneratingGenerating RoughnessRoughness FileFile basedbased onon CHMCHMMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingHigh resolution interferometric synthetic aperture radar data高分辨率干涉合成雷达数据高分辨率干涉合成雷达数据Process of pr

44、oducing 3D map products by processing raw radar data collected by airborne IFSAR systems通过通过IFSARIFSAR系统收集的数据生成三维地图系统收集的数据生成三维地图Utilized to derive topographic information as well as canopy height获取地形信息以及森林冠层高度信息获取地形信息以及森林冠层高度信息 基于基于CHM文件自动生成粗糙度功能文件自动生成粗糙度功能GeneratingGenerating RoughnessRoughness Fil

45、eFile basedbased onon CHMCHMMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingVisualization of the differences CHM vs. CLC CHM与CLC可视化的区别 基于基于CHM文件自动生成粗糙度功能文件自动生成粗糙度功能GeneratingGenerating RoughnessRoughness FileFile basedbased onon CHMCHMMETEODYN WT TRAINING12ST Ja

46、n 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijingwind inclination for the 340 degree synoptic direction340度方向的入流角turbulence intensity for the 340 degree synoptic direction 340度方向的湍流强度测风塔位置选择测风塔位置选择MetMet MastMast LocationLocation SelectionSelectionMETEODYN WT TRAINING12ST Jan 2011 - Beijin

47、gMETEODYN WT TRAINING12ST Jan 2011 - Beijing湍流校正湍流校正TURBULENCE CORRECTIONMesoscale turbulence cant be taken into account during the computations!一般软件在计算中不考虑中尺度湍流影响一般软件在计算中不考虑中尺度湍流影响Available now: turbulence correction thanks to measured directional turbulence intensities.通过实际测量值对湍流进行校正通过实际测量值对湍流进行校正

48、METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingA different synthesis for each met mast对每一个测风塔分别进行不同的综合计算对每一个测风塔分别进行不同的综合计算Compiling of synthesis results: results are weighted according to squared distances to the masts 对每个测风塔的综合结果进行综合：以不同测风塔距离风电机的对每个测风塔的综合结果进行综

49、合：以不同测风塔距离风电机的距离平方的倒数为权重距离平方的倒数为权重多测风塔综合多测风塔综合MULTI-MAST SYNTHESISMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing激光雷达校正模块激光雷达校正模块The Lidar Correction Module与与LeosphereLeosphere公司合作，开发针对公司合作，开发针对WINDCUBEWINDCUBE激光雷达测激光雷达测量校正模块量校正模块A dedicated tool to use WINDCUB

50、E Measurements可以在激光雷达点处进行网格加密可以在激光雷达点处进行网格加密Mesh refinement at the Lidar points.可同时在所有高度进行校正可同时在所有高度进行校正 Correction of all measurements heights at the same time.考虑热稳定度考虑热稳定度Consideration of the thermal stability.自动创建校正之后的自动创建校正之后的STMSTM数据并在数据并在WTWT软件中综合软件中综合Automatic creation of a corrected STM to b

51、e used in WTMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingWRBWRB文件与文件与WRGWRG文件比对文件比对ComparisonComparison BetweenBetween WRBWRB andand WRGWRGMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing风机自动优化风机自动优化OptimizingOptimizing T

52、urbineTurbine PositionsPositionsMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing风机自动优化风机自动优化OptimizingOptimizing TurbineTurbine PositionsPositionsMETEODYN WT TRAINING12ST Jan 2011 - BeijingGoogle Earth中的演示中的演示Google Earth Demonstration可以直接将各种变量图层导入Google earth中，

53、方便客户查看及比对。WT can import many layers into Google earth directly, the user can check them and compare them.METEODYN WT TRAINING12ST Jan 2011 - Beijing生产时间序列生产时间序列Production time series运营商可以根据这些数据进行运营商可以根据这些数据进行每天或者每月发电情况每天或者每月发电情况的的预测预测与监控与监控 Production follow-up or forecasting even on a day or a mont

54、h basis法国法国美迪美迪WT运营和维护优势运营和维护优势ADVANTAGES OF METEODYN WT FOR OPERATION & MAINTENANCEMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingASKERVEIN 小山小山项目项目ASKERVEIN HillMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingGAMESA项目

55、研究项目研究GAMESA CASE STUDYMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - BeijingSUZLON项目研究项目研究SUZLON CASE STUDYMETEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijing中国项目研究中国项目研究1 1China CASE STUDY70米高处风速测量值与实际值比较（采用同期数据3月-12月）实际测量平均风速由2号塔外

56、推计算得到的平均风速误差1号塔7.037.395.12%实际测量平均风速由1号塔外推计算得到的风速误差2号塔6.826.435.72%70米高处湍流强度值与实际值比较（采用同期数据3月-12月）强风条件下实际测量的平均湍流强度由2号塔外推计算得到的强风状态下的平均湍流强度误差1号塔0.1160.1141.72%强风条件下实际测量的平均湍流强度由1号塔外推计算得到的强风状态下的平均湍流强度误差2号塔0.1270.1242.36%METEODYN WT TRAINING12ST Jan 2011 - BeijingMETEODYN WT TRAINING12ST Jan 2011 - Beijin

57、g中国项目研究中国项目研究2 China CASE STUDY通过热稳定度参数调整对结果的改进，以达到理想的模拟效果。METEODYN WT TRAINING12ST Jan 2011 - Beijing地形非常复杂 (z 500 米)Topography extremely complex (z 500 meters)该报告由龙源集团提供Real Wind Production data supplied by Longyuan中国项目研究中国项目研究3 China CASE STUDYMETEODYN WT TRAINING12ST Jan 2011 - Beijing1号区风机的平均发电量不到Wasp预估电量的50%而美迪WT计算1号区风机的电量跟评估风功率密度分布一样METEODYN WT