Absolutely Feasible Synchronous Reluctance Machine Rotor Barrier Topologies with Minimal Parametric Complexity

The first step in the synchronous reluctance machine design is the selection of rotor flux barrier type. The literature provides various barrier construction methods with a common goal of reducing parametric complexity. However, too excessive simplification can lead to decreased performance, while o...

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Main Authors: Branko Ban, Stjepan Stipetic
Format: Article
Language:English
Published: MDPI AG 2022-03-01
Series:Machines
Subjects:
Online Access:https://www.mdpi.com/2075-1702/10/3/206
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author Branko Ban
Stjepan Stipetic
author_facet Branko Ban
Stjepan Stipetic
author_sort Branko Ban
collection DOAJ
description The first step in the synchronous reluctance machine design is the selection of rotor flux barrier type. The literature provides various barrier construction methods with a common goal of reducing parametric complexity. However, too excessive simplification can lead to decreased performance, while overly complex geometries tend to increase optimization time. This paper presents a set of novel flux barrier construction methods with an increased degree of freedom and minimal geometrical complexity. The paper proposes four topologies based on circular, hyperbolic, and original Zhukovsky lines. When considering parametrization complexity, the original Zhukovsky type is the simplest, but it has barrier depth limitations. Other topologies have equal complexity. The paper proposes a novel Modified Zhukovsky variable depth type based on geometrical conformal mapping of the original Zhukovsky lines. The step-by-step construction of each topology is presented in a form of pseudo-code with detailed comments and illustrations. Overall, the presented research provides a valuable starting point for the designer who wants to investigate different smooth rotor barrier topologies.
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spelling doaj.art-dfaa79c1305146e3915577fd5ff5a87d2023-11-30T21:16:20ZengMDPI AGMachines2075-17022022-03-0110320610.3390/machines10030206Absolutely Feasible Synchronous Reluctance Machine Rotor Barrier Topologies with Minimal Parametric ComplexityBranko Ban0Stjepan Stipetic1Department of Electric Machines, Drives and Automation, Faculty of Electrical Engineering and Computing (FER), University of Zagreb, 10000 Zagreb, CroatiaDepartment of Electric Machines, Drives and Automation, Faculty of Electrical Engineering and Computing (FER), University of Zagreb, 10000 Zagreb, CroatiaThe first step in the synchronous reluctance machine design is the selection of rotor flux barrier type. The literature provides various barrier construction methods with a common goal of reducing parametric complexity. However, too excessive simplification can lead to decreased performance, while overly complex geometries tend to increase optimization time. This paper presents a set of novel flux barrier construction methods with an increased degree of freedom and minimal geometrical complexity. The paper proposes four topologies based on circular, hyperbolic, and original Zhukovsky lines. When considering parametrization complexity, the original Zhukovsky type is the simplest, but it has barrier depth limitations. Other topologies have equal complexity. The paper proposes a novel Modified Zhukovsky variable depth type based on geometrical conformal mapping of the original Zhukovsky lines. The step-by-step construction of each topology is presented in a form of pseudo-code with detailed comments and illustrations. Overall, the presented research provides a valuable starting point for the designer who wants to investigate different smooth rotor barrier topologies.https://www.mdpi.com/2075-1702/10/3/206synchronous reluctancebarrier comparisonrotor topologyconformal mappingoptimization
spellingShingle Branko Ban
Stjepan Stipetic
Absolutely Feasible Synchronous Reluctance Machine Rotor Barrier Topologies with Minimal Parametric Complexity
Machines
synchronous reluctance
barrier comparison
rotor topology
conformal mapping
optimization
title Absolutely Feasible Synchronous Reluctance Machine Rotor Barrier Topologies with Minimal Parametric Complexity
title_full Absolutely Feasible Synchronous Reluctance Machine Rotor Barrier Topologies with Minimal Parametric Complexity
title_fullStr Absolutely Feasible Synchronous Reluctance Machine Rotor Barrier Topologies with Minimal Parametric Complexity
title_full_unstemmed Absolutely Feasible Synchronous Reluctance Machine Rotor Barrier Topologies with Minimal Parametric Complexity
title_short Absolutely Feasible Synchronous Reluctance Machine Rotor Barrier Topologies with Minimal Parametric Complexity
title_sort absolutely feasible synchronous reluctance machine rotor barrier topologies with minimal parametric complexity
topic synchronous reluctance
barrier comparison
rotor topology
conformal mapping
optimization
url https://www.mdpi.com/2075-1702/10/3/206
work_keys_str_mv AT brankoban absolutelyfeasiblesynchronousreluctancemachinerotorbarriertopologieswithminimalparametriccomplexity
AT stjepanstipetic absolutelyfeasiblesynchronousreluctancemachinerotorbarriertopologieswithminimalparametriccomplexity