Three-level Vienna Rectifier with a Brushless and Permanent Magnetless Generator for Wind Energy Conversion Systems

This paper proposes a system design and control technique for a newly developed brushless and permanent magnetless synchronous generator-based variable-speed wind energy generation system, transferring power to a constant voltage dc grid via a three-level Vienna rectifier (VR). The recently establis...

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Main Authors: Bhattacherjee Haimanti, Mukherjee Debranjan, Chakraborty Chandan
Format: Article
Language:English
Published: Sciendo 2022-01-01
Series:Power Electronics and Drives
Subjects:
Online Access:https://doi.org/10.2478/pead-2022-0007
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author Bhattacherjee Haimanti
Mukherjee Debranjan
Chakraborty Chandan
author_facet Bhattacherjee Haimanti
Mukherjee Debranjan
Chakraborty Chandan
author_sort Bhattacherjee Haimanti
collection DOAJ
description This paper proposes a system design and control technique for a newly developed brushless and permanent magnetless synchronous generator-based variable-speed wind energy generation system, transferring power to a constant voltage dc grid via a three-level Vienna rectifier (VR). The recently established generator named Brushless Induction excited Synchronous Generator (BINSYG) is a wound field synchronous generator (WFSG), whose excitation is developed by controlling an Induction Machine fitted to the same machine structure and sharing the same magnetic core. A new controller is proposed that ensures the stable operation of BINSYG for a wide variation of shaft speeds. VR achieves sinusoidal input current and can control the power factor at its input, which is particularly suitable for wind energy applications. The top and bottom capacitor voltages of the VR are balanced using redundant switching combinations. The system with its proposed control algorithm is modelled in MATLAB/Simulink for a 5 kW rated BINSYG feeding power to a 750 V dc grid. The steady-state and dynamic state simulation results are presented and the controller performance is verified for a wide range of wind speeds. Further, real-time results using the OPAL-RT testbed are presented for the same system to verify the effectiveness of the overall control strategy.
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spelling doaj.art-7a05ba1e52e0477cbb11e603c9ebe2e02023-03-06T10:30:09ZengSciendoPower Electronics and Drives2543-42922022-01-01718410210.2478/pead-2022-0007Three-level Vienna Rectifier with a Brushless and Permanent Magnetless Generator for Wind Energy Conversion SystemsBhattacherjee Haimanti0Mukherjee Debranjan1Chakraborty Chandan2Department of Electrical Engineering, Indian Institute of Technology Kharagpur, Kharagpur, IndiaDepartment of Electrical and Computer Engineering, University of Illinois at Urbana-Champaign, Illinois, United StatesDepartment of Electrical Engineering, Indian Institute of Technology Kharagpur, Kharagpur, IndiaThis paper proposes a system design and control technique for a newly developed brushless and permanent magnetless synchronous generator-based variable-speed wind energy generation system, transferring power to a constant voltage dc grid via a three-level Vienna rectifier (VR). The recently established generator named Brushless Induction excited Synchronous Generator (BINSYG) is a wound field synchronous generator (WFSG), whose excitation is developed by controlling an Induction Machine fitted to the same machine structure and sharing the same magnetic core. A new controller is proposed that ensures the stable operation of BINSYG for a wide variation of shaft speeds. VR achieves sinusoidal input current and can control the power factor at its input, which is particularly suitable for wind energy applications. The top and bottom capacitor voltages of the VR are balanced using redundant switching combinations. The system with its proposed control algorithm is modelled in MATLAB/Simulink for a 5 kW rated BINSYG feeding power to a 750 V dc grid. The steady-state and dynamic state simulation results are presented and the controller performance is verified for a wide range of wind speeds. Further, real-time results using the OPAL-RT testbed are presented for the same system to verify the effectiveness of the overall control strategy.https://doi.org/10.2478/pead-2022-0007brushless and magnetless synchronous generatormaximum power pointunity power factorvienna rectifierwind energy conversion system
spellingShingle Bhattacherjee Haimanti
Mukherjee Debranjan
Chakraborty Chandan
Three-level Vienna Rectifier with a Brushless and Permanent Magnetless Generator for Wind Energy Conversion Systems
Power Electronics and Drives
brushless and magnetless synchronous generator
maximum power point
unity power factor
vienna rectifier
wind energy conversion system
title Three-level Vienna Rectifier with a Brushless and Permanent Magnetless Generator for Wind Energy Conversion Systems
title_full Three-level Vienna Rectifier with a Brushless and Permanent Magnetless Generator for Wind Energy Conversion Systems
title_fullStr Three-level Vienna Rectifier with a Brushless and Permanent Magnetless Generator for Wind Energy Conversion Systems
title_full_unstemmed Three-level Vienna Rectifier with a Brushless and Permanent Magnetless Generator for Wind Energy Conversion Systems
title_short Three-level Vienna Rectifier with a Brushless and Permanent Magnetless Generator for Wind Energy Conversion Systems
title_sort three level vienna rectifier with a brushless and permanent magnetless generator for wind energy conversion systems
topic brushless and magnetless synchronous generator
maximum power point
unity power factor
vienna rectifier
wind energy conversion system
url https://doi.org/10.2478/pead-2022-0007
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AT mukherjeedebranjan threelevelviennarectifierwithabrushlessandpermanentmagnetlessgeneratorforwindenergyconversionsystems
AT chakrabortychandan threelevelviennarectifierwithabrushlessandpermanentmagnetlessgeneratorforwindenergyconversionsystems