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Computation of optimal current references for flux-weakening of multi-phase synchronous machines
2012
IECON 2012 - 38th Annual Conference on IEEE Industrial Electronics Society
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This paper proposes a technique to numerically compute optimal current references that can be used for feed-forward flux-weakening techniques in order to exploit the maximum machine performances for given ...
The proposed technique is applied to a five-phase permanent magnet synchronous machine specifically developed for an automotive application. I. ...
ACKNOWLEDGMENT This work is part of the project 'MHYGALE' (Mild Hybrid for Generalization) with funding by ADEME (French Agency for Control and Saving Energy) within Valeo Engine Electrical Equipment. ...
doi:10.1109/iecon.2012.6389318
dblp:conf/iecon/LuAKSMKS12
fatcat:ktcct6w77fbthnydrddo5nrcvi
Investigation on model predictive control of a five-phase permanent magnet synchronous machine under voltage and current limits
2015
2015 IEEE International Conference on Industrial Technology (ICIT)
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Let's cite for example the flux-weakening operation of electrical drives for propulsion. ...
If the control of classical three-phase drives under voltage and current limits are known for a long time, the specific characteristics of multiphase drives open the way to researches on their control ...
When the base speed is reached, as for a classical three-phase machine, the first and the third harmonics of the flux are weakened (i d1 < 0 and i d3 < 0). ...
doi:10.1109/icit.2015.7125434
dblp:conf/icit2/KestelynGBCNS15
fatcat:bqexai4j5vhvrmsivvhuceospm
Comparison between a Double Excitation Synchronous Machine and a Permanent Magnet Synchronous Machine according to various constant power speed ranges
2017
2017 Twelfth International Conference on Ecological Vehicles and Renewable Energies (EVER)
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This paper presents a comparison between a Double Excitation Synchronous Machine (DESM) and a Permanent Magnet Synchronous Machine (PMSM). ...
Optimal designs of both machine types are compared regarding different constant power speed ranges (CPSR). The optimization objectives are to minimize the active material cost and losses. ...
phases Number of turns per phase Number of turns per field winding Number of poles Machine length Outer stator diameter Inner stator diameter Number of slots Air-gap length PM residual flux density ...
doi:10.1109/ever.2017.7935901
fatcat:khcz7f42cfcbhf6lzxdgnijpya
Design Optimization of Multi-Layer Permanent Magnet Synchronous Machines for Electric Vehicle Applications
2021
Energies
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These two methodologies are applied to the design of a synchronous machine for HEVs and EVs applications. ...
Both methodologies are based on 2D finite element models and coupled to a genetic algorithm to optimize complex non-linear geometries such as multi-layer permanent magnet machines. ...
Conflicts of Interest: The authors declare no conflict of interest. Energies 2021, 14, 7116 ...
doi:10.3390/en14217116
fatcat:l6lggxaaujg2vigy4u36g22pry
Optimized Sizing of IPM Machines for Automotive Traction Application
2019
2019 IEEE International Electric Machines & Drives Conference (IEMDC)
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The tool is flexible and can be employed for the sizing of any permanent magnet synchronous machine. ...
The case study considered in this work is the design of V-shaped interior permanent magnet synchronous machine for automotive applications. ...
ACKNOWLEDGMENT The authors would like to thank GKN ePowertrain for their continued support with traction motor research. ...
doi:10.1109/iemdc.2019.8785245
fatcat:6ft55aja2jaa7lp2qhg2emwr4i
A SyR and IPM machine design methodology assisted by optimization algorithms
2012
2012 IEEE Energy Conversion Congress and Exposition (ECCE)
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The design optimization of synchronous reluctance (SyR) machine and its extension to internal permanent magnet (IPM) motors for wide speed ranges is considered in this paper by means of a Finite Element ...
power speed range of the final IPM machine. ...
It is important to underline that the current phase angle giving the maximum torque is unknown a priori, and the flux weakening capability of the motor and then the CPSR are difficult to be evaluated quickly ...
doi:10.1109/ecce.2012.6342478
fatcat:qufidbp4ljftrhtzvesx4b7xni
Structural optimization to maximize the flux control range of a double excitation synchronous machine
2019
Mathematics and Computers in Simulation
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This paper deals with a structural optimization to maximize the no-load flux control capability of a double excitation synchronous machine (DESM). ...
The air-gap flux in this machine type can be regulated by controlling the field currents. In this paper, this curve in the no-load condition is referred to as the flux control range (FCR). ...
The air-gap flux can be weakened or enhanced by adjusting field currents. ...
doi:10.1016/j.matcom.2018.08.013
fatcat:mfwtmlw73jcdxb2mvdzzlcbzwi
Design and Optimization of Future Hybrid and Electric Propulsion Systems: An Advanced Tool Integrated in a Complete Workflow to Study Electric Devices
2012
Oil & Gas Science and Technology
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This tool offers the possibility to study several types of electric machine topologies: permanent magnet synchronous machine with radial or axial flux, induction machines, etc. ...
Il permet d'étudier plusieurs types de topologies de machines électriques : machines synchrones à aimants permanents à flux radial ou axial, machines asynchrones, etc. ...
The rotor flux reference is equal to the rated rotor flux below base speed. For the field weakening operation, a commonly used method is to vary the rotor flux reference in proportion to 1/ω. ...
doi:10.2516/ogst/2012029
fatcat:v2tocy2pbranxgxrg76siypahy
A Stepwise Optimal Design Applied to an Interior Permanent Magnet Synchronous Motor for Electric Vehicle Traction Applications
2021
IEEE Access
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This paper presents a stepwise optimal design (SOD) for an interior permanent magnet synchronous motor (IPMSM) applied to electric vehicle traction, which sequentially utilizes a magnetic equivalent circuit ...
However, FEA, which is the most generally used analysis technique for electric machine design, has a drawback in terms of the analysis time required when being applied to the entire design process. ...
In the q-axis circuit, the flux made by the armature current with a phase angle 90° ahead of the N pole of the rotor is applied. ...
doi:10.1109/access.2021.3105119
fatcat:5nykcvngdvgozihuksnaep6pl4
A Review about Flux-Weakening Operating Limits and Control Techniques for Synchronous Motor Drives
2022
Energies
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This paper deals with motor design aspects and control strategies for the flux-weakening (FW) operation of synchronous motors. ...
Moreover, some motor design considerations for achieving an effective FW operation are illustrated for permanent magnet (PM), wound rotor (WR) and reluctance (REL) synchronous machines, using the per unit ...
Conclusions The flux-weakening operation of synchronous motor is used for guaranteeing a constant power range and for increasing the operation region. ...
doi:10.3390/en15051930
fatcat:ziaeuqo2gjcdvoyvtgyy4qdyci
Fault-Tolerant Capability and Torque-Speed Measurements of Permanent Magnet Brushless AC Machines
2019
Nigerian Journal of Technological Development
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Special reference is made to the impact of different rotor pole numbers. ...
A 2D-finite element analysis (FEA) procedure is adopted in this work, and the cross-coupling effect of the machine inductances owing to the influence of direct-axis and quadrature-axis currents is also ...
Note that, this method of using multi-phase system is also good for the flexibility of electric machine control techniques. ...
doi:10.4314/njtd.v16i4.6
fatcat:wsldzcvxzzblhcp636mj4igieu
Co-Simulation Analysis for Performance Prediction of Synchronous Reluctance Drives
2021
Electronics
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This paper presents a complete coupled co-simulation model of synchronous reluctance machine (SynRel) drive, which includes the finite element model of the SynRel, the power electronics inverter, the control ...
Whereas in the majority of the approaches, the machines and the power electronics are designed and simulated separately, to improve the fidelity, a co-simulation should be performed. ...
Conflicts of Interest: The authors declare no conflicts of interest. ...
doi:10.3390/electronics10172154
fatcat:a6fmk42o4fdyvaeejeclnnuw7u
A Novel Speed Control Strategy for Five Phases Permanent Magnet Synchronous Motor with Linear Quadratic Regulator
2015
International Journal of Computer and Electrical Engineering
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The linear quadratic regulator (LQR) is examined as an optimal speed controller for five phases permanent magnet synchronous motor. ...
The paper proposes the application of linearized mathematical model for five phases permanent magnet synchronous motor with the help of vector control theory. ...
In high speed application, five-phase PMSM have an extended flux weakening region because of their reluctance torque and ruggedness of rotor. ...
doi:10.17706/ijcee.2015.7.6.408-416
fatcat:qt4mapprgrholca263hrjp5qle
Online Compensation of Parameter Variation Effects for Robust Interior PM Synchronous Motor Drives
2011
Journal of Power Electronics (JPE)
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The proposed design has a type of state-filter based on a Luenburger-style closed loop stator current vector observer. ...
Accurate torque control and improved efficiency are provided with the decoupling of the effect of the parameter variations. The feasibility of the presented idea is verified by laboratory experiments. ...
In the flux weakening region, such an optimal phase displacement is heavily load-dependent due to the saturation and cross magnetization effect [7] . ...
doi:10.6113/jpe.2011.11.5.713
fatcat:jllin6mje5h5rp4yon2cco25l4
Multidisciplinary Design Optimization of the Actuation System of a Hybrid Electric Aircraft Powertrain
2021
Electronics
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In the context of hybrid electric and full electric powertrains for future less-pollutant aircrafts, this paper focuses on the multidisciplinary design optimization (MDO) of the actuation system, including ...
The optimization method involves a genetic algorithm allowing the reduction of the actuation weight with regard to a wide set of constraints. ...
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/electronics10111297
fatcat:i2vdsf4gofgjzinfjwmwocekme
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