An Improved Fuzzy Evaluation Method on Assimilability of Complex Product Design Scheme

Author(s):  
Zefeng Zheng
2013 ◽  
Vol 321-324 ◽  
pp. 1934-1938
Author(s):  
Min Li ◽  
Ru Rui Zhou ◽  
Yu Jun Ma

Based on variable fuzzy evaluation method and model, which is suitable for evaluation with the characteristics of multi-hierarchy, multi-indexes, dynamic variable and fuzzy though, this paper assesses the planning design schemes of urban traffic facilities to rich the evaluation research of this field, and that will provide references for more widespread application of variable fuzzy evaluation method and model in future. Key words: variable fuzzy, evaluation, urban traffic, planning design scheme


2021 ◽  
Vol 2021 ◽  
pp. 1-19
Author(s):  
Weiming Yang ◽  
Congdong Li ◽  
Yinyun Yu ◽  
Mingsheng Zhong

The identification and evaluation of important parts play an important role in effective production arrangement and shortening the product development in the product design stage. In this paper, a complex product node importance evaluation method based on multilayer network is proposed to identify and evaluate importance parts faster. First, a complex product design expression network based on “function behavior structure (FBS)” multilayer complex network is established. Second, the evaluation index system of important design parts for complex products based on multilayer network is constructed. Third, a three-parameter grey relational model based on the fuzzy analytic hierarchy process and the Gini coefficient method is proposed. Finally, this method is available and feasible through taking the large permanent magnet synchronous centrifugal unit as an example.


2020 ◽  
Vol 64 (1-4) ◽  
pp. 1365-1372
Author(s):  
Xiaohui Mao ◽  
Liping Fei ◽  
Xianping Shang ◽  
Jie Chen ◽  
Zhihao Zhao

The measurement performance of road vehicle automatic weighing instrument installed on highways is directly related to the safety of roads and bridges. The fuzzy number indicates that the uncertain quantization problem has obvious advantages. By analyzing the factors affecting the metrological performance of the road vehicle automatic weighing instrument, combined with the fuzzy mathematics theory, the weight evaluation model of the dynamic performance evaluation of the road vehicle automatic weighing instrument is proposed. The factors of measurement performance are summarized and calculated, and the comprehensive evaluation standard of the metering performance of the weighing equipment is obtained, so as to realize the quantifiable analysis and evaluation of the metering performance of the dynamic road vehicle automatic weighing instrument in use, and provide data reference for adopting a more scientific measurement supervision method.


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