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应用生态学报 ›› 2005, Vol. 16 ›› Issue (10): 1838-1842.

• 研究论文 • 上一篇    下一篇

郑州市热岛效应研究与人体舒适度评价

郑敬刚1, 张景光1, 李有2   

  1. 1. 中国科学院寒区旱区环境与工程研究所沙坡头沙漠试验研究站, 兰州 730000;
    2. 河南农业大学环境系, 郑州 450002
  • 收稿日期:2004-10-28 修回日期:2005-03-22 出版日期:2005-10-15 发布日期:2005-10-15
  • 通讯作者: 李有
  • 基金资助:
    国家自然科学基金项目(40401004)和河南省科技攻关资助项目(30400200).

Heat island effect and human body comfortable degree in Zhengzhou city

ZHENG Jinggang1, ZHANG Jingguang1, LI You 2   

  1. 1. Shapotou Desert Research & Experiment Station, Cold and Arid Regions Environmental and Engineering Institute, Chinese Academy of Scienses, Lanzhou 730000, China;
    2. Environmental Department of Henan Agricultural University, Zhengzhou 450002, China
  • Received:2004-10-28 Revised:2005-03-22 Online:2005-10-15 Published:2005-10-15

摘要: 采用网格式布点法设置观测点,监测导致郑州市热岛效应的关键因子,揭示了郑州市热岛效应的日变化、季节变化与空间分布状况,并对不同类型的绿化区域进行了人体舒适度评价.结果表明,郑州市热岛效应的日变化大体上呈单峰型;不同季节的热岛效应强度相差很大,热岛强度的强弱顺序为:冬季>春季>秋季>夏季;热岛中心的空间分布与其附近有无工业热源密切相关.就人体舒适度而言,以乔木绿化为主的人民公园的舒适度最好;而以草坪绿化为主的西流湖公园,其改善小气候的能力较乔木为差;火车站广场由于其空间开阔,空气流动性强,故最舒适的频率也有16%.

关键词: 郑州市, 热岛效应, 舒适度, 热岛强度

Abstract: In this paper,the key factors of heat island effect in Zhengzhou city were monitored by grid method to study the diurnal and seasonal changes and the spatial distribution of the effect,and to evaluate the comfortable degree of human bodies at different sites of the city.The results showed that on the whole,the heat island effect had a unimodal diurnal change,while its intensity was distinctly different among seasons,being decreased in order of winter>spring>autumn>summer.The spatial distribution of heat island center was significantly related to its nearby industrial heat resources.As for the comfortable degree of human bodies,the People's Park was the best site because of its arbor virescence,while in the Xiliu Lake Park with lawn as its main greening type,its capability of improving microclimate was weaker.The railway station square still had 16% frequency of most comfortable degree,because of its open space and better air fluidity.

Key words: Zhengzhou city, Heat island effect, Heat island intensity, Comfortable degree

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