Detection of outliers in a gas centrifuge experimental data

被引:3
|
作者
Andrade, MCV
Nascimento, CAO
Migliavacca, SCP
机构
[1] IPEN, BR-05508900 Sao Paulo, Brazil
[2] Ctr Tecnol Marinha Sao Paulo, BR-05508900 Sao Paulo, Brazil
[3] Univ Sao Paulo, Polytech Sch, Dept Chem Engn, BR-05508900 Sao Paulo, Brazil
关键词
isotope separation; gas centrifugation; uranium isotopes; outlier detection; neural network;
D O I
10.1590/S0104-66322005000300008
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
Isotope separation with a gas centrifuge is a very complex process. Development and optimization of a gas centrifuge requires experimentation. These data contain experimental errors, and like other experimental data, there may be some gross errors, also known as outliers. The detection of outliers in gas centrifuge experimental data is quite complicated because there is not enough repetition for precise statistical determination and the physical equations may be applied only to control of the mass flow. Moreover, the concentrations are poorly predicted by phenomenological models. This paper presents the application of a three-layer feed-forward neural network to the detection of outliers in analysis of performed on a very extensive experiment.
引用
收藏
页码:389 / 400
页数:12
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