Analysis the Correlation of Port Logistics and Regional Sustainable Development Ability to Tianjin - For Example

2013 ◽  
Vol 448-453 ◽  
pp. 4059-4064
Author(s):  
Qing Min Yuan ◽  
Ning Ning Ning

The paper selected certain indicators of regional sustainable development and port logistics, on the basis of systematic analysis of the sustainable development ability, which taked Tianjin as an example by means of the grey correlation analysis method, we study the regional sustainable development ability and the correlation of port logistics in order to provide a certain theoretical basis and reference for the development and the ability of port logistics.

2013 ◽  
Vol 361-363 ◽  
pp. 1857-1860 ◽  
Author(s):  
Yong Chun Cheng ◽  
Peng Zhang ◽  
Yu Bo Jiao ◽  
Jing Lin Tao ◽  
Ye Dan Wang

In order to accurately simulate the combined action of rainfall, high temperature and sunshine effect on asphalt mixture, the experiment of water-temperature-radiation circulation was designed. The changes of air void, split tensile strength, freeze-thaw splitting tensile strength and dynamic stability were quantitatively analyzed under the condition of different asphalt-aggregate ratio and different striking times during water-temperature-radiation cycle. Grey correlation analysis method was used to analyze the influence factors of the four parameters mentioned above, and comprehensive correlation was put forward to evaluate the influence factors of mechanical properties of asphalt mixture. It is proven that, the cycle index of water-temperature-radiation is the main factor. The striking times and asphalt-aggregate ratio influence mechanical properties of asphalt mixture less than the cycle index, and the initial void influences least.


2012 ◽  
Vol 6-7 ◽  
pp. 730-735
Author(s):  
Tao Wang ◽  
Zheng Tang

Combining ideal solving method and Euclidean distance, the article constructs a new course evaluation model based on grey correlation analysis method. First, idealizes and standardizes the quantitatively treated evaluation indicators, constructs positive and negative incidence matrix. Then, defines grey correlation distance degree, puts forward an evaluation way close to the optimal solution and far from the worst one. At last, introduces the actual use of model by combining a course evaluation, and tests its accuracy and feasibility.


2014 ◽  
Vol 700 ◽  
pp. 71-77 ◽  
Author(s):  
Li Ping Qiu ◽  
Yong Lin ◽  
Xiao Ming Jin ◽  
Yang Fan ◽  
Kun Men ◽  
...  

This paper presents the selection methods of typical substations based on grey correlation analysis method, and proposes classification principles of load characteristics. The actual example shows that using this method in process of statistical synthesis method modelling, the typical substations selected could be more representative, and the popularization and application of the modelling results are more accurate and effective.


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