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基于场论的运输通道聚散效应研究

Research on the Agglomeration-Diffusivity Effect of Transportation Corridor Based on Field Theory

【作者】 张铱莹

【导师】 彭其渊;

【作者基本信息】 西南交通大学 , 交通运输规划与管理, 2010, 博士

【摘要】 运输通道的研究长期以来都是国内外交通运输规划、运输经济、经济地理和区域经济等多个领域研究的热点问题。在区域发展过程中,运输通道的作用不容忽视,大部分社会经济要素在运输通道周围集聚,运输通道促进了区域经济的发展,从而带动区域发展。因此,分析运输通道与区域经的关系就显得尤为重要。用场的理论和思维方式来研究运输通道的聚散效应是一种新的思路和方法。在阐述研究背景、回顾国内外相关研究现状和对运输通道系统分析的基础上,论文描述了运输通道的集聚扩散现象,以场论和运输通道理论为基础,提出了运输通道场,并构建了运输通道场论,运用运输通道场论对运输通道场聚散效应进行理论分析。本论文的主要研究内容包括以下几个方面:(1)运用系统科学的方法和观点,介绍了运输通道的定义、分类及构成要素及发展演化阶段;分析了运输通道的技术经济特性及系统特性,提出运输通道具有集聚性和扩散性,集聚性主要表现在两个方面:一方面产业、人口、经济向“节点”城市集中,逐步形成中心城市带、城市连绵区和经济集聚区;另一方面运输通道逐渐成为工业集聚的轴线,沿线形成若干工业中心和物流中心。运输通道的扩散性则表现在产业、人口、经济活动由枢纽城市向外扩散,使枢纽的服务范围不断扩大。从定性的角度分析了运输通道在综合运输体系中的作用以及对区域经济的影响。为后续运输通道场理论以及运输通道聚散效应分析研究奠定了理论基础。(2)论文明确提出运输通道具有聚散性,系统分析了运输通道的聚散现象及聚散方式,并进行了实证分析;提出运输通道呈现为“节点”的聚散性和“线路”的聚散性的特点;定性分析了运输通道集聚扩散的成因、空间表现及其时空特性,提出运输通道集聚与扩散是并存的和相对立的。通过对运输通道聚散特点的分析为运输通道场理论以及通道聚散效应的研究奠定了实例基础。(3)通过介绍场论的基本知识及相关应用研究,借鉴物理学中场的思想,引入运输通道场概念,并证明了运输通道场的客观存在性。在此基础上,建立了运输通道场,从场论的角度分析了运输通道场的构成要素;构建了运输通道场坐标轴。引入聚散规模因子,分析运输通道场的运输通道场势、运输通道场强度、运输通道场力、空间变化率等基本特征量。介绍了运输通道场媒介和边界,并从运输通道场极和运输通道场效应角度研究运输通道场的运行规律。初步构建了运输通道场理论,为具体论述运输通道场聚散效应奠定了理论基础。(4)运用运输通道场理论,分析运输通道聚散的发生机制、聚散能力和聚散形态。指出运输通道聚散经历了与运输通道发展演化联系的三个阶段,即场源形成阶段、场源发展阶段、场源稳定阶段。在此基础上,重点分析了运输通道的集聚效应和扩散效应,并构建了运输通道聚散速度模型及聚散效应场函数。(5)实证分析了成渝运输通道的聚散效应。首先简要介绍了成渝运输通道的概况,分析了成渝运输通道形成发展的四个阶段:古代成渝运输通道雏形阶段、成渝运输通道形成起始阶段、成渝运输通道成长阶段、成渝综合运输通道成熟阶段。其次,定性分析了成渝运输通道的聚散现象。然后,通过计算成渝运输通道的通道势、通道势差、运输通道场力等数据,定量分析了成渝运输通道的聚散性。最后,对成渝运输通道的发展趋势提出一些构想。上述研究内容和成果为运输通道聚散效应、运输通道与区域经济关系的研究提供了全新的思路和方法,初步构建了运输通道场理论体系,揭示了运输通道场的客观存在及规律性,并用来指导现实运输通道规划,为我国综合运输通道的建设和规划以及区域发展规划提供有力的理论支持。同时,这对于我国构建合理、高效快捷的综合运输系统,促进区域经济的可持续稳定发展,具有十分重要的现实意义。

【Abstract】 At home and abroad, the study of transportation corridor has widely gained people’s attentions in many fields, such as Traffic& Transportation Planning, Transportation Economy, Economic Geography and Regional Economy. In region developing process, the role of transportation corridor has not allowed to neglect. Most of the socio-economic factors gathered around transportation corridor, then promote regional economic development, so as to drive regional development. Therefore, it is very important to analysis the relationship between transportation corridor and regional economy. It is new mentality and method to research the agglomeration-diffusivity of transportation corridor by field theory.On the basis of describing the background and related research at home and abroad, the paper analyses the transportation corridor. Then, the article describes the phenomenon of the agglomeration-diffusivity for transportation corridor. The paper proposed transportation corridor field based on the field theory and transportation corridor theory, constructing the basic framework of transportation corridor field theory to study the agglomeration-diffusivity effect of transportation corridor. The main studied of this paper are involved in these aspect:(1) By applying the methods and views of system science, the paper introduce the definition、classification constituent elements and evolvement stage of transportation corridor. Analyzing the techno-economic characteristics and system features, the article proposes that transportation corridor has agglomeration and diffusivity. And agglomeration is mainly manifested in two aspects. On the one hand, all economy factors concentrate to the urban’node’, such as population、resource、information and industry. And the urban’node’gradually form regional economic concentration zone. On the other hand, transportation corridor becomes the axis of industrial clustering gradually. Along the transportation corridor, it comes into being industrial centers and logistics centers. Diffusivity is mainly manifested in that many economy factors spread outward form the hub city, so that expanding the range of services of the hub. Then, the paper analyzes that transportation corridor is in the role of an integrated transport system, as well as the impact on the regional economy. By researching on related theories of transportation corridor, it is laid a theoretical foundation to study theories of the transportation corridor field theories as well as agglomeration-diffusivity analysis.(2) The article proposes that transportation corridor has agglomeration and diffusivity. Analyzing the agglomeration-diffusivity phenomena and ways, and conducting empirical analysis. Bring forward that transportation corridor presented ’node’agglomeration-diffusivity and’line’agglomeration-diffusivity. And then analyzing the causes、spatial and temporal and spatial characteristics. It is co-existence and relatively for agglomeration-diffusivity of transportation corridor. By researching on the agglomeration-diffusivity character of transportation corridor, it is laid an example foundation to study theories of the transportation corridor field theories as well as agglomeration-diffusivity analysis.(3) By introducing the basic knowledge and relevant applied research of field theory, the paper introduce the transportation corridor field with drawing on ideas of physical field. And prove the objective existence of transportation corridor field. On this basis, the paper establish transportation corridor field. Analyze the constituent elements from the point of field theory. Then construct the axis of transportation corridor field. The paper research the basic characteristics of transportation corridor field, such as potential、field strength、field forces and spatial rate, by inducting the scale factor of agglomeration and diffusivity. Describe the media and border of transportation corridor field, and study the running rules from the transportation corridor pole and field effect. The primary core transportation corridor field theories are also set up.(4) The paper analyze the occurrence mechanism、ability and morphology of agglomeration-diffusivity by using the transportation corridor field. Point out that the agglomeration-diffusivity of transportation corridor has experienced three stages, which had a closed relationship with development and evolution of transportation corridor. That is field sources formation stage、development stage and stabilization stage. On this basis, the article mainly analyzes the agglomeration effect and diffusivity effect. And then construction the agglomeration-diffusivity speed model and the effect function of transportation corridor field.(5) The paper takes Chengdu-Chongqing transportation corridor as an example to make an empirical analysis. First, briefly introduces the general situation of Chengdu-Chongqing transportation corridor, mainly expounds the processes and stages of the formation and development, that is ancient transportation corridor preliminary stage、formation stage、growth stage and mature stage of Chengdu-Chongqing comprehensive transportation corridor. Secondly, the paper makes qualitative analyses of agglomeration-diffusivity phenomena of transportation corridor. Then, by calculating the basic characteristics of transportation corridor field, such as potential、potential gap and field forces, the paper makes quantitative analyses of agglomeration-diffusivity characteristics of transportation corridor. At last, the trend of Chengdu-Chongqing comprehensive transportation corridor is conceived.The above-mentioned research content and results provide new ideas and methods to study agglomeration-diffusivity effect of transportation corridor and the relationship between transportation corridor and regional economy. The core theories of transportation corridor field are constructed in this dissertation. Reveal the objective existence and regularity of transportation corridor field. It will offer some references to standardize and adjust the transportation corridor construction and management in our country, optimize the traffic applies. It provides theoretical support for regional development planning, to promote regional economic sustainable development.

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