Results 221 to 230 of about 10,098 (270)
Multiphase machines for electric vehicle traction
To have greater impact on application it is desirable to integrate machines and their associated power electronic converters into complicated systems that share component count to minimise cost. However, while compactness of systems is achieved, reliability of the power conversion components can be compromised by the arduous nature of system operating ...
N. Schofield, Xin Niu, Omid Beik
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Modular Multiphase Drives for Variable-Pole Induction Machines in Electric Vehicles
Electric vehicles require high efficiency, compact and reliable high-power drivetrains. A variable-pole induction machine (IM) offers a viable magnet-free solution with distinct advantages, such as extended speed range and better utilization over all loading conditions compared to fixed-pole machines.
Elie Libbos +4 more
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Multiphase machines in propulsion drives of electric vehicles
Multiphase electric drives have been recently proposed for applications where the highest overall system reliability and power distribution per phase are required. The propulsion drive of an Electric Vehicle (EV) is one of these applications. This paper deals with the use of a five-phase induction machine in the propulsion module of EVs, where the ...
José A. Riveros +5 more
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Multiphase PM machine for More Electric Aircraft applications: Prototype for design validation
This paper presents the electromagnetic design of a reduced scale multiphase generator for More Electric Engine applications, where the machine is integrated inside the aircraft main gas turbine engine. Therefore, as for the reference full scale machine, the prototype is characterized by an annulus shape outer rotor structure and it is cooled by air ...
Radu Bojoi +3 more
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Multiphase Electric Machines for Variable-Speed Applications
Although the concept of variable-speed drives, based on utilization of multiphase machines, dates back to the late 1960s, it was not until the mid- to late 1990s that multiphase drives became serious contenders for various applications. These include electric ship propulsion, locomotive traction, electric and hybrid electric vehicles, ldquomore ...
E. Levi
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Control of the Functioning of Multiphase Electric Machines
The chapter analyzes different approaches for nonlinear control of multi-phase electric machines: (i) H-infinity control of multi-phase synchronous electric machines, (ii) H-infinity control of doubly-fed reluctance machines, (iii) flatness-based adaptive control of doubly-fed reluctance machines.
Gerasimos Rigatos
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The main objective of this paper is the design of an Electric Naval Propulsion System (ENPS) emulator based on a low power multiphase machine. The whole drive system (control, power electronics, and electric machine) is tested and the mechanical part is emulated based on a Hardware-in-the-Loop principle.
Kamal Nounou +4 more
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A high-torque low-speed multiphase brushless machine-a perspective application for electric vehicles
This paper presents the design, analysis, simulation, and modeling of a high-torque low-speed multiphase permanent-magnet brushless; machine. The machine fits an in-wheel motor arrangement to be used for electric vehicle applications. This paper presents issues regarding the high-level modeling comprised of a transient model in conjunction with their ...
Marcelo Godoy Simões, P. Vieira
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This paper proposes a new modular 2n-phase inverter (M2I) topology for fault-tolerant multiphase electric machine drives. The proposed M2I topology consists of multiple two-phase inverters, which provide individual phase current controllability for phase redundancy in case of phase-leg open-circuit failures.
Woongkul Lee +2 more
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