Comparison of control strategies to meet low voltage ride-through requirements in distributed power generation systems

Salvador Alepuz, Sergio Busquets, Josep Bordonau, Jorge Pontt, César Silva, José Rodríguez

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

11 Citations (Scopus)

Abstract

Low Voltage Ride-Through requirements demand wind power plant to remain connected to the network in presence of grid voltage dips. Most of dips present positive, negative and zero sequence components. Then, the use of regulators based on symmetrical components is a good tool to control grid-connected converters, under grid fault condition. This work compares three different current controllers based on symmetrical components and Linear Quadratic Regulator. Controller performance is evaluated on Low Voltage Ride-Through requirement fulfillment, dc link voltage ripple, grid current balancing and oscillating power flow. A Neutral-Point-Clamped topology has been considered, because trends in wind power lead to increasing power and voltage levels. Simulations show that all three controllers work properly. Controller selection depends on the application and system constraints.

Original languageEnglish
Title of host publication2007 IEEE International Symposium on Industrial Electronics, ISIE 2007, Proceedings
Pages2619-2624
Number of pages6
DOIs
Publication statusPublished - 1 Dec 2007
Event2007 IEEE International Symposium on Industrial Electronics, ISIE 2007 - Caixanova - Vigo, Spain
Duration: 4 Jun 20077 Jun 2007

Other

Other2007 IEEE International Symposium on Industrial Electronics, ISIE 2007
Country/TerritorySpain
CityCaixanova - Vigo
Period4/06/077/06/07

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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