城市防洪涝与空间格局  

THE SPACE PATTERN OF A CITY AGAINST URBAN FLOOD AND WATERLOGGING

作　　者：吴庆洲[1,2] Wu Qingzhou

机构地区：[1]华南理工大学建筑学院 [2]华南理工大学亚热带建筑国家重点实验室

出　　处：《当代建筑》2021年第12期18-20,共3页Contemporary Architecture

基　　金：国家自然科学基金项目(编号:51878282)。

摘　　要：本文探讨城市防洪涝与空间格局的关系,从城市选址,建设调蓄能力较大、具有足够密度和行洪断面的行洪河道的城市水系,提高城市调蓄能力等方面进行论述。随后,本文讨论了郑州“7.20”灾情,并得出成灾原因:其一,自然因素引起的灾害;其二,城市管理者的人为失误加重灾害。This paper explores how the space pattern of a city relates to anti-urban flood and waterlogging.It states in following aspects:selection of the city site,construction of a urban canal system with enough storage capacity and the drainage canals with enough density and enough section area for flood passing,and improvement of urban storage capacity.Then it discusses the disasters happened on 20 July 2021 in Zhengzhou,and comes to the conclusion that the causes of the disaster can be divided in two,one is natural reason,the other is the errors of the urban managers.

关 键 词：选址 城市水系 行洪河道 行洪断面 调蓄能力 

分 类 号：TV87[水利工程—水利水电工程] TU998.4[建筑科学—市政工程]