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基于计算流体力学数值模拟的城市绿地温湿效应及室外热舒适评价研究进展
吴思佳1, 董丽1, 贾培义*2, 易慧琳2
1.北京林业大学;2.广州普邦园林股份有限公司
摘要:
近年来随着计算机与各学科领域交叉研究的发展,计算流体力学数值模拟方法在城市环境的微气候研究方面得到较多应用,为研究绿地在有限面积内更有效地实现其降温效应提供了新的思路。回顾计算流体力学(CFD)数值模拟方法在不同尺度的城市绿地温湿效应及室外热舒适度评价研究中的应用,在此基础上,总结目前存在的问题及不足,对未来该领域的研究方向提出3点展望,以期为未来城市绿地微气候研究提供参考:1)多平台与尺度扩展研究;2)微气候特征指标的综合交叉分析;3)高适配度模拟模型的及时更新。
关键词:  风景园林  城市绿地  CFD数值模拟  降温增湿  人体舒适度  热舒适指标
DOI:10.14085/j.fjyl.2019.12.0079.06
分类号:TU986.2
基金项目:广州普邦园林股份有限公司技术研究开发合作项目(编号 PBYF2017001);北京市科技计划项目 (编号 D171100007117001);北京林业大学建设世界一流学科和特色发展引导专项资金(编号 2019XKJS0320)
Review on Urban Green Space Cooling and Humidifying Effect and Outdoor Thermal Comfort Based on CFD
WU Sijia1, DONG Li1, JIA Peiyi*2, YI Huilin2
1.Beijing Forestry University;2.Pubang Landscape Architecture Co.,Ltd
Abstract:
In recent years, with the development of interdisciplinary researches in computer science with other disciplines, computational fluid dynamics numerical simulation has been widely used in the study of microclimate in urban environment. This has provided a new way for scholars to study the green space and achieve cooling effect more effectively in a limited area. This paper reviews the application of the cluster thermal time constant (CFD) numerical simulation method in researches on cooling and humidifying effect and outdoor thermal comfort evaluation of urban green space at multi-scales. On this basis, it summarizes the existing problems and shortcomings, and puts forward three prospects for future researches in the fields, in order to provide reference for future urban green space microclimate researches: 1) Extension study on multi-platforms and scales; 2) Comprehensive cross-analysis of microclimate characteristics; 3) Update of high-adaptation simulation models.
Key words:  landscape architecture  urban greenspace  CFD numerical simulation  cooling and humidifying  human comfort  thermal comfort index
引用本文:吴思佳,董丽,贾培义*,易慧琳.基于计算流体力学数值模拟的城市绿地温湿效应及室外热舒适评价研究进展[J].风景园林,2019,26(12):79-84.
WU Sijia,DONG Li,JIA Peiyi*,YI Huilin.Review on Urban Green Space Cooling and Humidifying Effect and Outdoor Thermal Comfort Based on CFD[J].Landscape Architecture Journal, 2019, 26(12):79-84.