8. Grid Synchronization in Three-Phase Power Converters

  1. Remus Teodorescu1,
  2. Marco Liserre2 and
  3. Pedro Rodríguez3

Published Online: 19 DEC 2010

DOI: 10.1002/9780470667057.ch8

Grid Converters for Photovoltaic and Wind Power Systems

Grid Converters for Photovoltaic and Wind Power Systems

How to Cite

Teodorescu, R., Liserre, M. and Rodríguez, P. (2011) Grid Synchronization in Three-Phase Power Converters, in Grid Converters for Photovoltaic and Wind Power Systems, John Wiley & Sons, Ltd, Chichester, UK. doi: 10.1002/9780470667057.ch8

Author Information

  1. 1

    Aalborg University, Denmark

  2. 2

    Politecnico di Bari, Italy

  3. 3

    Technical University of Catalonia, Spain

Publication History

  1. Published Online: 19 DEC 2010
  2. Published Print: 14 JAN 2011

ISBN Information

Print ISBN: 9780470057513

Online ISBN: 9780470667057

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Keywords:

  • grid synchronization - in three-phase power converters;
  • grid-connected power converters - applied in distributed power generation systems;
  • power converter control, connected to electrical grids - proper synchronization, with three-phase utility voltages;
  • module and rotation speed of three-phase grid voltage vector - constant, balanced sinusoidal waveforms in three phases of system;
  • ideal three-phase voltage vector;
  • grid synchronization of three-phase power converters - usage of advanced detection systems;
  • three-phase voltages, unbalanced and distorted - effect of nonlinear loads and transient grid faults;
  • PLL based on synchronous reference frame (SRF-PLL) - extended technique, for frequency-insensitive grid synchronization in three-phase systems;
  • Decoupled Double Synchronous Reference Frame PLL (DDSRF-PLL);
  • frequency response of DSOGI

Summary

This chapter contains sections titled:

  • Introduction

  • The Three-Phase Voltage Vector under Grid Faults

  • The Synchronous Reference Frame PLL under Unbalanced and Distorted Grid Conditions

  • The Decoupled Double Synchronous Reference Frame PLL (DDSRF-PLL)

  • The Double Second-Order Generalized Integrator FLL (DSOGI-FLL)

  • Summary

  • References