城市建筑风环境模拟与风能利用研究

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1、·AdvancesinEnergyandPowerEngineering电力与能源进展,2016,4(1),17-27 PublishedOnlineFebruary2016inHans.http://www.hanspub.org/journal/aepe http://dx.doi.org/10.12677/aepe.2016.41003ResearchonWindEnvironmentSimulation andWindEnergyUtilizationinUrban ConstructionEnvironmentPingDing,Yin

2、gDeng,DeTianNorthChinaElectricPowerUniversity,BeijingReceived:Mar.2nd2016;accepted:Mar.25th,2016;published:Mar.29th,2016Copyright©2016byauthorsandHansPublishersInc.ThisworkislicensedundertheCreativeCommonsAttributionInternationalLicense(CCBY). http://creativecommons.org/lice

3、nses/by/4.0/AbstractWiththerapiddevelopmentofdistributedenergyresourceandurbanization,itgraduallybe- comesagreatconcernonutilizingwindenergyresourcesincitybuildings.Inthisstudy,amodel ofthemainbuildingofNorthChinaElectricPowerUniversitywasbuiltbyGambitandthenumer- icalcalcul

4、ationwasperformedintheflowfieldtodiscussthewindpowergenerationpotential withthecomputationalfluiddynamicsmethod.Then,characteristicsofwindenergydistribution wereanalyzed,andsomesectionswithlargewindvelocity,suchaspassageway,rooftopsandcor- ners,werechosentoconductfurtheranal

5、ysiswithdensermeshes.Finally,consideringdifferent typesofwindpowerusepatternsanddifferentconstructions,theoptimizationdesignofwind turbineswasproposedtosolvetheproblemofwindpowerutilizationincitiesandtheconcen- tratedconceptwasbroughtinwindpowerutilizationofconstructionsfort

6、hefirsttime.Studyre- sultsofthispapercanprovidereferencesforthewindpowerutilizationinbuildingsanddistri- butedgenerationintheurbanareas.KeywordsUrbanArchitecturalWindEnvironment,WindPowerGeneration,ComputationalFluidDynamics Method城市建筑风环境模拟及风能利用研究丁平，邓英，田德华北电力大学，北京文章引用:丁平,邓英,

7、田德.城市建筑风环境模拟及风能利用研究[J].电力与能源进展,2016,4(1):17-27.····http://dx.doi.org/10.12677/aepe.2016.41003····丁平等收稿日期：2016年3月2日；录用日期：2016年3月25日；发布日期：2016年3月29日摘要随着分布式能源和城市化进程的快速发展，城市建筑环境的风能利用逐步引起人们的注意。本文运用Fluent计算流体方法对华北电力大学主楼建筑群处的风环境进行数值模拟，探讨在其中进行风力发电的 可能性。首先进行Gambit几何建模；然后分析城市建筑环境下的风能分

8、布特点，针对风能分布密集以及 流动复杂区域，设计加密网格划分方案，尤其对建筑环境中风电机组可能的安装位置即夹道、楼顶、拐角等进行了详细分析；最后，为解