于兵

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教授 博士生导师

招生学科专业:
动力工程及工程热物理 -- 【招收硕士研究生】 -- 能源与动力学院
航空宇航科学与技术 -- 【招收博士、硕士研究生】 -- 能源与动力学院
能源动力 -- 【招收博士、硕士研究生】 -- 能源与动力学院

性别:男

毕业院校:东南大学

学历:东南大学

学位:工学博士学位

所在单位:能源与动力学院

联系方式:yb203 at nuaa.edu.cn

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A Novel Modeling Method for Aircraft Engine Using Nonlinear Autoregressive Exogenous (NARX) Models Based on Wavelet Neural Networks

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所属单位:能源与动力学院

发表刊物:INTERNATIONAL JOURNAL OF TURBO & JET-ENGINES

关键字:NARX system identification aircraft engine

摘要:A novel modeling method for aircraft engine using nonlinear autoregressive exogenous (NARX) models based on wavelet neural networks is proposed. The identification principle and process based on wavelet neural networks are studied, and the modeling scheme based on NARX is proposed. Then, the time series data sets from three types of aircraft engines are utilized to build the corresponding NARX models, and these NARX models are validated by the simulation. The results show that all the best NARX models can capture the original aircraft engine's dynamic characteristic well with the high accuracy. For every type of engine, the relative identification errors of its best NARX model and the component level model are no more than 3.5% and most of them are within 1 %.

ISSN号:0334-0082

是否译文:

发表时间:2018-05-01

合写作者:Shu, Wenjun,Cao, Can

通讯作者:于兵