The comprehensive evaluation method of high wind power penetration transmission grid based on maximum entropy criterion

2015 ◽  
pp. 43-48
2010 ◽  
Vol 439-440 ◽  
pp. 528-533
Author(s):  
Yuan Sheng Huang ◽  
Wei Fang ◽  
Cheng Fang Tian

In the practice of safety assessment on transmission grid, there is the variation degree of many indexes which can not be accurately described, and fuzzy comprehensive evaluation method can reflect the safety degree of every element. In addition, the combination use of BP neural network and expert system method can determine impact extent of assessment factors on safety of transmission grid and the weight of each factor relative to safety of transmission grid. Therefore, the paper proposes the safety assessment of transmission grid based on BP neural network and fuzzy comprehensive evaluation. Finally, an example is used to prove the method is high precision and practical.


2014 ◽  
Vol 945-949 ◽  
pp. 2830-2833
Author(s):  
Na Li ◽  
Jian Ge Li

Logistics supplier selection is the source of wind power manufactures enterprise product quality assurance,while the evaluation and selection of suppliers are affected by a number of uncertainty factors. In order to be more accurate and comprehensive evaluate the logistics supplier of wind power manufactures enterprise, a set of vendor evaluation index system is established in this paper. For the status quo of wind power manufactures enterprise directly scoring, an evaluation model is proposed which use fuzzy comprehensive evaluation method to evaluate and select logistics supplier for wind power manufactures enterprise. The actual case shows that the method can be objective and accurate selection of suppliers and overcome the shortcomings of the previous evaluation methods.


2012 ◽  
Vol 573-574 ◽  
pp. 988-991 ◽  
Author(s):  
Chun Xiang Liu ◽  
Qiao Ling Wu ◽  
Lei Lei Fan ◽  
Dong Xiao Niu

Scientific and comprehensive evaluation of wind power industry can help improve efficiency of wind power project and promote its healthy, sustainable development. An evaluation index system was established according to properties of wind power industry and fuzzy mathematics was used to set up a comprehensive evaluation model based on analytical hierarchy process. And then a case of wind power industry of a province in china verified the effectiveness of the model. And it is of great importance and guidance to the development of the wind power industry.


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