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Computational intelligence based regulation of the dc bus in the on-grid photovoltaic system

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This paper presents a bidirectional DC/AC converter control system based on the vector control method for regulating the DC bus in On-grid photovoltaic systems. In this control scheme, the main task of the DC/AC converter is to control the power flow between the DC bus and the electrical grid. To avoid conventional controller parameter tuning problems and in addition to enhance transient performances of the DC bus voltage response that caused by abrupt changes of local DC loads that directly connected to DC bus system, in this work, the DC/AC converter control system is designed by utilizing radial basis function neural networks, that is a kind of the computational intelligence method. By combining with simple proportional control, the overshoot and undershoot of the DC bus voltage that caused by sudden connections and disconnections of the local DC loads can be damped more quickly and better than the standard optimal PI control system, so the overvoltage condition of the DC bus capacitor could be avoided. The effectiveness of the proposed control system is proved by simulation results.

Original languageEnglish
Title of host publicationProceedings of 2nd International Conference on Electrical Systems, Technology and Information, ICESTI 2015
EditorsFelix Pasila, Yusak Tanoto, Resmana Lim, Murtiyanto Santoso, Nemuel Daniel Pah
PublisherSpringer Verlag
Pages3-15
Number of pages13
ISBN (Print)9789812879868
DOIs
Publication statusPublished - 2016
Event2nd International Conference on Electrical Systems, Technology and Information, ICESTI 2015 - Bali, Indonesia
Duration: 9 Sept 201512 Sept 2015

Publication series

NameLecture Notes in Electrical Engineering
Volume365
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

Conference2nd International Conference on Electrical Systems, Technology and Information, ICESTI 2015
Country/TerritoryIndonesia
CityBali
Period9/09/1512/09/15

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Bidirectional DC/AC converter
  • Computational intelligence
  • Radial basis function neural networks
  • Vector control

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