<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The paper covers the main aspects of designing a low voltage three-phase PWM rectifier for bidirectional AC/DC power flow with unity power factor. A model in Matlab/Simulink environment has been built for a 10kW active rectifier with an LCL filter connected to grid side of the rectifier. The primary goal of the model is to achieve low grid current harmonic content for frequency ranges described in worldwide applicable standards and above. LCL filter parameter design procedure is described in the paper and implemented in the rectifier model to achieve a better power quality with limitations in passive element size. A simple “p-q” theory-based voltage oriented control algorithm is used in the model and described in the present paper. Model performance is characterised by dynamic response, stability and grid parameters during simulation. The simulation results demonstrate that the modelled rectifier system is stable and the grid current harmonic content is low both in the low-and high-frequency ranges.</p></abstract>

The paper covers the main aspects of designing a low voltage three-phase PWM rectifier for bidirectional AC/DC power flow with unity power factor. A model in Matlab/Simulink environment has been built for a 10kW active rectifier with an LCL filter connected to grid side of the rectifier. The primary goal of the model is to achieve low grid current harmonic content for frequency ranges described in worldwide applicable standards and above. LCL filter parameter design procedure is described in the paper and implemented in the rectifier model to achieve a better power quality with limitations in passive element size. A simple “p-q” theory-based voltage oriented control algorithm is used in the model and described in the present paper. Model performance is characterised by dynamic response, stability and grid parameters during simulation. The simulation results demonstrate that the modelled rectifier system is stable and the grid current harmonic content is low both in the low-and high-frequency ranges.

Design of a Three-Phase Bidirectional PWM Rectifier with Simple Control Algorithm

Institute of Industrial Electronics and Electrical Engineering

Latvian Journal of Physics and Technical Sciences

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The paper covers the main aspects of designing a low voltage three-phase PWM rectifier for bidirectional AC/DC power flow with unity power factor. A model in...

Design of a Three-Phase Bidirectional PWM Rectifier with Simple Control Algorithm

Published Online: Jul 12, 2019

Page range: 3 - 12

DOI: https://doi.org/10.2478/lpts-2019-0015

Keywords
bi-directional AC/DC rectifier, LCL filter

© 2019 K. Frisfelds et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Design of a Three-Phase Bidirectional PWM Rectifier with Simple Control Algorithm

Published Online: Jul 12, 2019

Page range: 3 - 12

DOI: https://doi.org/10.2478/lpts-2019-0015

Keywordsbi-directional AC/DC rectifier, LCL filter

© 2019 K. Frisfelds et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
bi-directional AC/DC rectifier, LCL filter