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Effects of Urban Morphology and Anthropogenic Heat Emissions on Summer Micro-climate in Xi’an, China

  • Xi'an Jiaotong University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Many studies have proved that urban morphology (UM) and anthropogenic heat emission (AHE) have significant effects on urban microclimate. However, existing research has mostly focused the effects from UM on microclimate or the effects of AHE on microclimate respectively. Therefore, this study quantifies the relationship among UM, AHE and microclimate, using correlation and regression analysis based on field measurement data of air temperature (AT) in summer in 5 typical urban blocks of Xi'an, a high-density city in western China. Results show that AHE explains more than 70% of the hourly AT variation. In addition, the greening cover ratio (GCR) is the strongest index, which helps to cool down the AT and reduces the AHE. 10% increase in GCR decreases the average AT by 0.43 °C and AHE by 118 W/m2. This study established a comprehensive model for the impact of UM and AHE on microclimate and provides guidance for developing cooling strategies in high-density urban areas.

源语言英语
主期刊名Proceedings of the 5th International Conference on Building Energy and Environment
编辑Liangzhu Leon Wang, Hua Ge, Mohamed Ouf, Zhiqiang John Zhai, Dahai Qi, Chanjuan Sun, Dengjia Wang
出版商Springer Science and Business Media Deutschland GmbH
2927-2936
页数10
ISBN(印刷版)9789811998218
DOI
出版状态已出版 - 2023
活动5th International Conference on Building Energy and Environment, COBEE 2022 - Montreal, 加拿大
期限: 25 7月 202229 7月 2022

出版系列

姓名Environmental Science and Engineering
ISSN(印刷版)1863-5520
ISSN(电子版)1863-5539

会议

会议5th International Conference on Building Energy and Environment, COBEE 2022
国家/地区加拿大
Montreal
时期25/07/2229/07/22

联合国可持续发展目标

此成果有助于实现下列可持续发展目标:

  1. 可持续发展目标 13 - 气候行动
    可持续发展目标 13 气候行动

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