Electric Power Flow Control in Double Three-Phase Machines without Shift between Magnetic Axes

This paper examines the control strategy adopted for six-phase machines that have been designed as double three-phase machines without a displacement between the magnetic axes of the two sets of three-phase windings (6PH-ZS). The approach is based on vector control principles, enabling the independe...

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Main Authors: Dragan Milićević, Nikola Vukajlović, Amar Hajdarpašić, Bane Popadić, Boris Dumnić, Zoltan Čorba, Vlado Porobić
Format: Article
Language:English
Published: MDPI AG 2023-10-01
Series:Machines
Subjects:
Online Access:https://www.mdpi.com/2075-1702/11/10/947
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author Dragan Milićević
Nikola Vukajlović
Amar Hajdarpašić
Bane Popadić
Boris Dumnić
Zoltan Čorba
Vlado Porobić
author_facet Dragan Milićević
Nikola Vukajlović
Amar Hajdarpašić
Bane Popadić
Boris Dumnić
Zoltan Čorba
Vlado Porobić
author_sort Dragan Milićević
collection DOAJ
description This paper examines the control strategy adopted for six-phase machines that have been designed as double three-phase machines without a displacement between the magnetic axes of the two sets of three-phase windings (6PH-ZS). The approach is based on vector control principles, enabling the independent control of direct- and quadrature-current components in both three-phase windings. The advantages of such an approach stem from the flexibility of the current distribution between windings, which aims to achieve the required flux and torque. The proposed control strategy is considered for both motor and generator operating regimes. However, an additional quasi-transformer regime is also addressed. While the classic operation regime requires the machine to produce either driving or generating/braking torque, the quasi-transformer regime enables the control of electric power flow between two three-phase windings. A theoretical analysis of the machine model and control algorithm for the flow of electric power through machines is presented for the three aforementioned operating regimes. Verification of the proposed control algorithm is performed through extensive experimental verification.
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spelling doaj.art-146b8bffbb094928b1bda0da338b8aff2023-11-19T17:08:29ZengMDPI AGMachines2075-17022023-10-01111094710.3390/machines11100947Electric Power Flow Control in Double Three-Phase Machines without Shift between Magnetic AxesDragan Milićević0Nikola Vukajlović1Amar Hajdarpašić2Bane Popadić3Boris Dumnić4Zoltan Čorba5Vlado Porobić6Faculty of Technical Sciences, University of Novi Sad, 21000 Novi Sad, SerbiaFaculty of Technical Sciences, University of Novi Sad, 21000 Novi Sad, SerbiaFaculty of Technical Sciences, University of Novi Sad, 21000 Novi Sad, SerbiaFaculty of Technical Sciences, University of Novi Sad, 21000 Novi Sad, SerbiaFaculty of Technical Sciences, University of Novi Sad, 21000 Novi Sad, SerbiaFaculty of Technical Sciences, University of Novi Sad, 21000 Novi Sad, SerbiaFaculty of Technical Sciences, University of Novi Sad, 21000 Novi Sad, SerbiaThis paper examines the control strategy adopted for six-phase machines that have been designed as double three-phase machines without a displacement between the magnetic axes of the two sets of three-phase windings (6PH-ZS). The approach is based on vector control principles, enabling the independent control of direct- and quadrature-current components in both three-phase windings. The advantages of such an approach stem from the flexibility of the current distribution between windings, which aims to achieve the required flux and torque. The proposed control strategy is considered for both motor and generator operating regimes. However, an additional quasi-transformer regime is also addressed. While the classic operation regime requires the machine to produce either driving or generating/braking torque, the quasi-transformer regime enables the control of electric power flow between two three-phase windings. A theoretical analysis of the machine model and control algorithm for the flow of electric power through machines is presented for the three aforementioned operating regimes. Verification of the proposed control algorithm is performed through extensive experimental verification.https://www.mdpi.com/2075-1702/11/10/947double three-phase machine with zero shiftindependent winding controlmotorgeneratorquasi-transformer operating regime
spellingShingle Dragan Milićević
Nikola Vukajlović
Amar Hajdarpašić
Bane Popadić
Boris Dumnić
Zoltan Čorba
Vlado Porobić
Electric Power Flow Control in Double Three-Phase Machines without Shift between Magnetic Axes
Machines
double three-phase machine with zero shift
independent winding control
motor
generator
quasi-transformer operating regime
title Electric Power Flow Control in Double Three-Phase Machines without Shift between Magnetic Axes
title_full Electric Power Flow Control in Double Three-Phase Machines without Shift between Magnetic Axes
title_fullStr Electric Power Flow Control in Double Three-Phase Machines without Shift between Magnetic Axes
title_full_unstemmed Electric Power Flow Control in Double Three-Phase Machines without Shift between Magnetic Axes
title_short Electric Power Flow Control in Double Three-Phase Machines without Shift between Magnetic Axes
title_sort electric power flow control in double three phase machines without shift between magnetic axes
topic double three-phase machine with zero shift
independent winding control
motor
generator
quasi-transformer operating regime
url https://www.mdpi.com/2075-1702/11/10/947
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