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ISSN 0254-0096 CN 11-2082/K

太阳能学报 ›› 2022, Vol. 43 ›› Issue (12): 300-311.DOI: 10.19912/j.0254-0096.tynxb.2021-0685

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基于生成对抗网络多变量风电时间序列异常值处理

徐昊1,2, 王永生1~3, 许志伟1,2,4, 武煜昊1,2, 陈振1,2   

  1. 1.内蒙古工业大学数据科学与应用学院,呼和浩特 010080;
    2.内蒙古自治区基于大数据的软件服务工程技术研究中心,呼和浩特 010080;
    3.内蒙古农业大学计算机与信息工程学院,呼和浩特 010080;
    4.中国科学院计算机技术研究所,北京 100190
  • 收稿日期:2021-06-18 出版日期:2022-12-28 发布日期:2023-06-28
  • 通讯作者: 王永生(1976—),男,博士、副教授,主要从事大数据分析云计算、新能源应用方面研究。wangys@imut.edu.cn
  • 基金资助:
    国家自然科学基金(61962045); 内蒙古自治区高等学校科学研究项目(NJZY21321); 内蒙古自治区关键技术攻关计划(2020GG0094); 内蒙古自治区自然科学基金(2021LHMS06001)

OUTLIER PROCESSING OF MULTIVARIABLE WIND POWER TIME SERIES BASED ON GENERATIVE ADVERSARIAL NETWORK

Xu Hao1,2, Wang Yongsheng1-3, Xu Zhiwei1,2,4, Wu Yuhao1,2, Chen Zhen1,2   

  1. 1. College of Data Science and Application, Inner Mongolia University of Technology, Hohhot 010080, China;
    2. Inner Mongolia Autonomous Region Engineering & Technology Research Center of Big Data Based Software Service, Hohhot 010080, China;
    3. College of Computer and Information Engineering, Inner Mongolia Agricultural University, Hohhot 010080, China;
    4. Institute of Computing Technology, Chinese Academy of Sciences, Beijing 100190, China
  • Received:2021-06-18 Online:2022-12-28 Published:2023-06-28

摘要: 将孤立森林算法应用于风电数据的异常值检测,利用改进的GRUI神经单元基于WGAN网络进行缺失值插补。在内蒙古风电场的真实数据集上验证了所提方法的有效性,并与KNN、GAN等方法进行对比,验证了模型的有效性,具有更好的插补精度。

关键词: 风力发电, 时间序列, 对抗生成网络, 异常检测, 缺失插补

Abstract: The rapid development and original data lack of wind power generation have brought difficulties and challenges to wind power prediction. Accurate and complete original data is the basis of wind power research. The isolated forest algorithm is applied to the outlier detection of wind power data. The improved GRUI neural unit is used to perform missing value interpolation based on the WGAN network. The effectiveness of the proposed method is verified on the real data set from the Inner Mongolia wind farm and compared with KNN, GAN and other methods. As the results, the model has better interpolation accuracy.

Key words: wind power, time series, generative adversarial network, outlier detection, missing interpolation

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