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基于紧凑度测度的深圳市级中心区形态特征比较研究

A Comparative Study on the Morphological Characteristics of Shenzhen Municipal Central District Based on Compactness Measure

【作者】 王璐;

【导师】 宋聚生; 王泽坚;

【作者基本信息】 哈尔滨工业大学 , 城市规划(专业学位), 2023, 硕士

【摘要】 深圳市罗湖、福田、后海三个市级中心区建设于不同的年代,伴随着中国改革开放的程度逐渐加深,城市中心区的建设理念、建设规模、空间结构等方面存在较大的差异,具有显著的时代特征。在资源紧缺的背景下,基于紧凑度测度量化比较三个中心区的形态特征,有助于优化资源配置,解决城市问题,实现中心区紧凑型可持续发展。当前针对深圳市级中心区的研究多以单个深圳市级中心区为研究对象,少有对多个市级中心区进行横向比较的研究;此外,研究方法也大多倾向于定性描述,少有定量研究,结论的客观性略为欠缺。基于此,本文以罗湖中心区、福田中心区、后海中心区这三个市级中心区作为研究对象,通过Arc GIS空间分析等方法测度各中心区的紧凑度,基于紧凑度的测度结果总结这三个中心区的形态特征,阐释影响因素并提出中心区形态优化策略建议。具体研究内容及方法如下:首先,结合现有中微观尺度紧凑度测度方法及深圳中心区特质,建立深圳市级中心区紧凑度测度体系;其次,利用Arc GIS平台对深圳市级中心区进行各单项指标及综合紧凑度测度,描述各中心区紧凑度整体布局特征及极值研究单元所在空间位置;再次,基于紧凑度测度数值特征及紧凑度空间布局特征,比较各中心区的紧凑度;最后,基于紧凑度的异同,总结各中心区的形态特征并分析其影响因素,提出策略建议。研究结果表明:三个中心区在开发强度特征、功能集聚水平、交通服务能力、整体形态特征这四个方面存在异同。具体表现为各中心区形态要素集聚水平的分布均衡性不同,商圈的功能集聚水平较高,商务办公类地块的交通服务能力通常较高,罗湖中心区和福田中心区的形态要素集聚水平较高。后海、福田、罗湖三个中心区的整体形态特征分别为散点组团式、轴核对称式、圈核连片式。各中心区形态特征的影响因素可概括为空间设计、政策制度、发展历程三个层面。研究提出,可根据二级紧凑度指标匹配情况、横向比较、规划愿景提出策略建议,如深圳市当代艺术与城市规划馆所在地块可根据需要增设设施资源、后海中心区的轨道交通服务能力存在提高的可能性、应适当提高罗湖中心区东西向的交通服务能力等。本研究可以为深圳中心区的长效良性发展提供借鉴,也可为其他超大特大城市中心区的紧凑型发展提供参考。

【Abstract】 The Luohu Central District,Futian Central District and Houhai Central District in Shenzhen were built in different ages.With the gradual deepening of Reform and Opening Up,there are great differences in the construction concept,construction scale and spatial structure of the urban central areas.it has remarkable characteristics of the times.Under the background of resource shortage,the quantitative comparison of the morphological characteristics of the three central areas based on the compact measure is helpful to optimize the allocation of resources,solve urban problems and realize the compact and sustainable development of the central area.At present,most of the researches on Shenzhen municipal central district take a single Shenzhen municipal central district as the research object,and there are few studies on horizontal comparison of multiple municipal central districts;in addition,most of the research methods tend to choose qualitative description,less quantitative research,and the objectivity of the conclusion is slightly lacking.Based on these factors,this paper takes Luohu Central District,Futian Central District and Houhai Central District as the research object,measures the compactness of each central area by Arc GIS spatial analysis tool and other methods,summarizes the morphological characteristics of these three central areas based on the measurement results of compactness,explains the influencing factors and puts forward suggestions for optimizing the shape of the central area.The specific research contents and methods are as follows: first,combined with the existing meso-microcosmic compactness measurement methods and the characteristics of Shenzhen central district,the compactness measurement system of Shenzhen municipal central district is established;secondly,each single index and comprehensive compactness measure are carried out on Shenzhen municipal central district by using Arc GIS platform to describe the overall layout characteristics of each central district compactness and the spatial location of extreme research units.thirdly,based on the numerical characteristics of compactness measure and the layout characteristics of compactness space,the compactness of each central area is compared;finally,based on the similarities and differences of compactness,the morphological characteristics of each central area are summarized and its influencing factors are analyzed,and strategic suggestions are put forward.The results show that there are similarities and differences among the three central areas in the characteristics of development intensity,the level of functional agglomeration,the capacity of transportation services and the overall morphological characteristics.The specific performance is that the distribution balance of the agglomeration level of morphological elements in each central district is different,the functional agglomeration level of the business district is higher,and the traffic service capacity of business and office plots is usually higher.The agglomeration level of morphological elements in Luohu central district and Futian central district is higher.The overall morphological characteristics of the three central areas of Houhai,Futian and Luohu are scattered point group type,axial core symmetrical type and circle core connected type respectively.The influencing factors of the morphological characteristics of each central district can be summarized into three aspects: spatial design,policy system and development process.The study points out that strategic suggestions should be put forward according to the matching of secondary compactness indicators,horizontal comparison and planning vision.For example,the site of Shenzhen Contemporary Art and Urban Planning Hall can add facility resources according to the needs,the rail transit service capacity of Houhai central area may be improved,and the east-west traffic service capacity of Luohu central area should be improved appropriately.This study can provide a reference for the long-term and benign development of the central district of Shenzhen,and can also provide a reference for the compact development of the central district of other super-mega-cities.

  • 【分类号】TU984.113;P208
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