Matter-element model of quality evaluation of railway project based on supply chain thoughts

Author(s):  
Yan Wang ◽  
Fei-lian Zhang ◽  
Hong-yan Yan
Author(s):  
Zhi-Qiang Kang ◽  
Run-Sheng Wang ◽  
Li-Wen Guo ◽  
Zhong-Qiang Sun

2013 ◽  
Vol 694-697 ◽  
pp. 2960-2963 ◽  
Author(s):  
Chen Liu ◽  
Xu Ming Wang

Extenics theory is used to establish the matter-element model for the quality evaluation of the belt conveyor. Introducing the relational function in the extension set theory to calculate the relational degree, defining the weights of evaluation indexes with AHP (the analytic hierarchy process), and so the quality grade of the awaiting evaluation belt conveyor can be obtained. Taking a type of belt conveyor as an example to study the practical application of the proposed method, the results show that the method possesses a certain practicability. The method can give a reasonable evaluation on the quality of belt conveyor.


2014 ◽  
Vol 685 ◽  
pp. 169-172
Author(s):  
Xu Ming Wang

The belt Conveyor is widely used in all kinds of machanics, so the quality evaluation of belt conveyor is very necessary. Extenics theory is frequently used to build matter-element model. This paper uses theory of matter elements analysis to establish the mathematical models for the quality evaluation of belt conveyor, presents an evaluation regulation, calculates the relational degree, and define the weights of evaluation indexes with the analytic hierarchy process. Finally, the quality grade of the awaiting evaluation belt conveyor is established.


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