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author:

Zhang, Yachao (Zhang, Yachao.) [1] (Scholars:张亚超) | Le, Jian (Le, Jian.) [2] | Liao, Xiaobing (Liao, Xiaobing.) [3] | Zheng, Feng (Zheng, Feng.) [4] (Scholars:郑峰) | Li, Yinghai (Li, Yinghai.) [5]

Indexed by:

EI Scopus SCIE

Abstract:

Accurate wind power prediction can alleviate the negative influence on power system caused by the integration of wind farms into grid. In this paper, a novel combination model is proposed with the purpose of enhancing short-term wind power prediction precision. Singular spectrum analysis is utilized to decompose the original wind power series into the trend component and the fluctuation component. Then least squares supportvector machine is applied to forecast the trend component while deep belief network is utilized to predict the fluctuation component. By this means, the advantages of the above two forecasting models can be brought into full play. Moreover, the locality-sensitive hashing search algorithm is introduced to cluster the nearest training samples to further improve forecasting accuracy. Besides, the effect of different kernel functions on the performance of least squares supportvector machine is investigated. The simulation results show that the prediction performance of the proposed combination model based on linear kernel function outperforms all the other comparison models from 1-step to 3-step forecasting. Therefore, it can be concluded that the proposed approach provides a promising and effective alternative for short-term wind power prediction. (C) 2018 Elsevier Ltd. All rights reserved.

Keyword:

Combination forecasting model Deep belief network Least square support vector machine Locality-sensitive hashing Singular spectrum analysis Wind power

Community:

  • [ 1 ] [Zhang, Yachao]Fuzhou Univ, Sch Elect Engn & Automat, Fuzhou 350116, Fujian, Peoples R China
  • [ 2 ] [Zheng, Feng]Fuzhou Univ, Sch Elect Engn & Automat, Fuzhou 350116, Fujian, Peoples R China
  • [ 3 ] [Le, Jian]Wuhan Univ, Sch Elect Engn, Wuhan 430072, Hubei, Peoples R China
  • [ 4 ] [Liao, Xiaobing]Wuhan Univ, Sch Elect Engn, Wuhan 430072, Hubei, Peoples R China
  • [ 5 ] [Li, Yinghai]China Three Gorges Univ, Coll Hydraul & Environm Engn, Yichang 443002, Peoples R China

Reprint 's Address:

  • 张亚超

    [Zhang, Yachao]Fuzhou Univ, Sch Elect Engn & Automat, Fuzhou 350116, Fujian, Peoples R China

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Source :

ENERGY

ISSN: 0360-5442

Year: 2019

Volume: 168

Page: 558-572

6 . 0 8 2

JCR@2019

9 . 0 0 0

JCR@2023

ESI Discipline: ENGINEERING;

ESI HC Threshold:150

JCR Journal Grade:1

CAS Journal Grade:1

Cited Count:

WoS CC Cited Count: 82

SCOPUS Cited Count: 106

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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