Characterization of Proportional-Integral-Resonant Compensator for DC Link Voltage Control

Seyed Fariborz Zarei, Mohammad Amin Ghasemi, Saeed Peyghami, Pooya Davari, Hossein Mokhtari, Frede Blaabjerg

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

9 Citations (Scopus)
319 Downloads (Pure)

Abstract

Voltage unbalance and short circuits in distribution networks adversely affect the performance of grid-tied voltage source inverters (VSIs). Consequently, the dc-link voltage ripple may significantly increase leading to operation of VSI in an unsatisfactory manner. Conventionally in order to maintain the negative sequence current under unbalanced conditions, low-pass/trap filter in the current control loop are required which significantly reduce the controller bandwidth. In order to minimize the dc-link voltage ripple without impairing the controller bandwidth, this paper investigates the design and performance of Proportional-Integral-Resonant (PIR) controller in improving the performance of the VSI under unbalanced condition. The proposed design methodology is validated through simulations and experimental results.
Original languageEnglish
Title of host publicationProceedings of the 19th IEEE Workshop on Control and Modeling for Power Electronics (COMPEL 2018)
Number of pages8
PublisherIEEE Press
Publication dateJun 2018
Pages1-8
Article number8460151
ISBN (Print)978-1-5386-5542-9
ISBN (Electronic) 978-1-5386-5541-2
DOIs
Publication statusPublished - Jun 2018
Event19th IEEE Workshop on Control and Modeling for Power Electronics, COMPEL 2018 - Padova, Italy
Duration: 25 Jun 201828 Jun 2018

Conference

Conference19th IEEE Workshop on Control and Modeling for Power Electronics, COMPEL 2018
Country/TerritoryItaly
CityPadova
Period25/06/201828/06/2018

Keywords

  • grid-tied VSI
  • unbalanced AC grid
  • DC link voltage control
  • unbalanced voltage sag

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