All Outputs (23)

Design Methodology and Parametric Design Study of the On-Board Electrical Power System for Hybrid Electric Aircraft Propulsion (2020)
Conference Proceeding

This paper presents parametric design studies of the on-board Electrical Power System (EPS) for a distributed hybrid aircraft propulsion. The work presents the methodology that has been adopted to develop the physics-based models of the EPS component... Read More about Design Methodology and Parametric Design Study of the On-Board Electrical Power System for Hybrid Electric Aircraft Propulsion.

A PM-Assisted Synchronous Reluctance Motor with Two Slot-Pitch Winding (2020)
Conference Proceeding

This paper presents a novel electric motor solution to tackle the increasing demand on the traction motor for electric vehicles. The proposed electric motor has a 24 slots 10 poles fractional slot two-slot pitch winding and a PM-assisted synchronous... Read More about A PM-Assisted Synchronous Reluctance Motor with Two Slot-Pitch Winding.

Comparison of slotted and slotless PM machines for high kW/kg aerospace applications (2020)
Conference Proceeding

With the ambitious targeted emissions reduction, the aircraft industry is moving towards drastically different aircraft architectures including hybrid-electric. These in turn require electrical machines with a step change improvement in power-density... Read More about Comparison of slotted and slotless PM machines for high kW/kg aerospace applications.

PM Halbach Arrays in Motors: Loss Reduction and Performance Improvements (2020)
Conference Proceeding

© 2020 The Institute of Electrical Engineers of Japan. Halbach array configurations represent a common choice in high-performance electrical machines, since a stronger magnetic field is generated for the same Permanent Magnet (PM) volume. Hence, high... Read More about PM Halbach Arrays in Motors: Loss Reduction and Performance Improvements.

AC loss Analysis in Winding of Electrical Machines with varying Strands-in-hand and Bundle Shapes (2020)
Conference Proceeding

This paper presents an investigation into the sensitivity of high-frequency AC effects on the winding with varying number of parallel strands. Based on numerical analysis, a methodology to segregate the losses into components is presented. It is show... Read More about AC loss Analysis in Winding of Electrical Machines with varying Strands-in-hand and Bundle Shapes.

Influence of Rotor Design on Electromagnetic Performance in Interior Permanent Magnet Machines (2020)
Conference Proceeding

Nowadays, Interior Permanent Magnet Synchronous Machines (IPMSM) are widely adopted in various sectors such as automotive, railway or public transportation (e- buses, trams, etc.). Among the benefits that these machines present, they offer a number o... Read More about Influence of Rotor Design on Electromagnetic Performance in Interior Permanent Magnet Machines.

Multiphase fault tolerant distributed control techniques for integrated drives based on resonant regulators (2020)
Conference Proceeding

One of the challenges brought forward by the gradual electrification undertaken by the aviation sector is the requirement of fault tolerance for machine drive systems to be used for critical on-board tasks such as propulsion or primary flight surface... Read More about Multiphase fault tolerant distributed control techniques for integrated drives based on resonant regulators.

Influence of Optimisation Target Functions on Synchronous Reluctance Machines Design (2020)
Conference Proceeding

Synchronous reluctance machines (SynRel) are becoming very attractive for different applications because of their reluctance nature, easy manufacturability and low cost. Their design still represents a challange because of the many degrees of freedom... Read More about Influence of Optimisation Target Functions on Synchronous Reluctance Machines Design.

Rectangular and Random Conductors: AC Losses Evaluations and Manufacturing Considerations (2020)
Conference Proceeding

This paper presents a comparison between hairpin and random distributed winding in electrical machines for automotive applications. Indeed, the overall performance of an electrical drive system is seriously affected by its winding design. The conside... Read More about Rectangular and Random Conductors: AC Losses Evaluations and Manufacturing Considerations.

Analysis of a Five-Phase PM Vernier Machine Topology with Two-Slot Pitch Winding (2020)
Conference Proceeding

This paper presents a five-phase permanent magnet (PM) vernier machine topology equipped with a two-slot pitch winding. The two-slot pitch winding provides a trade-off between fractional slots concentrated winding (FSCW) and integrated slot distribut... Read More about Analysis of a Five-Phase PM Vernier Machine Topology with Two-Slot Pitch Winding.

Influence of Airgap Length on Performance of High Power PM-Assisted Syn-Rel Machines (2020)
Conference Proceeding

In recent years, synchronous reluctance (Syn-Rel) machines are research hotspots in variable speed motor drives due to their robust rotor structure and wide constant power speed range (CPSR). More practically, when kVA limitation is considered, embed... Read More about Influence of Airgap Length on Performance of High Power PM-Assisted Syn-Rel Machines.

SISO Control Strategy of Resonant Dual Active Bridge with a Tuned CLC Network (2020)
Conference Proceeding

This paper proposed a linear state-space model for a resonant dual active bridge with a tuned capacitor-inductor-capacitor network which is applied to an energy storage system. The proposed model is used for predicting the behavior of the proposed sy... Read More about SISO Control Strategy of Resonant Dual Active Bridge with a Tuned CLC Network.

An Analytical Approach for the Design of Innovative Hairpin Winding Layouts (2020)
Conference Proceeding

This work deals with an analytical approach aimed at accurately predicting Joule losses in innovative hairpin winding layouts. While hairpin windings are seeing an everincreasing use in automotive and aerospace applications due to their inherently hi... Read More about An Analytical Approach for the Design of Innovative Hairpin Winding Layouts.

Multi-Sector Windings For Bearing Relief E-Machine: Saturation and Cross Coupling Effects (2020)
Conference Proceeding

The key driving elements for any electrical machine (EM) used in aerospace and other safety critical applications are the reliability, mass, volume, and efficiency. To reduce mass/volume while satisfying the power required, the option is to increase... Read More about Multi-Sector Windings For Bearing Relief E-Machine: Saturation and Cross Coupling Effects.

Optimized Magnet wire size and Slot winding height for minimum AC losses in a Traction Machine (2020)
Conference Proceeding

The demand for high performance electrical machines that combine high power density (kW/kg or kW/L), light – weighting and high efficiency have become more and more important in recent years. In these machines, mitigation of the parasitic losses asso... Read More about Optimized Magnet wire size and Slot winding height for minimum AC losses in a Traction Machine.

Advantages of a Double Three-Phase Winding Layout for a Dual Rotor E-Bike Motor Considering Third Current Harmonic Injection Technique (2020)
Conference Proceeding

The transportation electrification process is rapidly demanding for drivers with enhanced performance. Modern systems are moving from fossil fuel technologies toward hybrid and fully electric solutions. Consequently, in automotive and motorcycle sect... Read More about Advantages of a Double Three-Phase Winding Layout for a Dual Rotor E-Bike Motor Considering Third Current Harmonic Injection Technique.

Predicting Insulation Resistance of Enamelled Wire using Neural Network and Curve Fit Methods Under Thermal Aging (2020)
Conference Proceeding

© 2020 IEEE. Health monitoring has gained a massive interest in power systems engineering, as it has the advantage to reduce operating costs, improve reliability of power supply and provide a better service to customers. This paper presents surrogate... Read More about Predicting Insulation Resistance of Enamelled Wire using Neural Network and Curve Fit Methods Under Thermal Aging.

Thermal Lifetime Evaluation of Electrical Machines Using Neural Network (2020)
Conference Proceeding

© 2020 IEEE. This paper proposes a surrogate approach which utilises an supervised neural network to significantly shorten the time required for thermal qualification of electrical machines' insulation. The proposed approach is based on a feedforward... Read More about Thermal Lifetime Evaluation of Electrical Machines Using Neural Network.

Analysis and Modelling of High Frequency Effects on Synchronous Generator’s Armature Conductors (2020)
Conference Proceeding

This paper investigates the accuracy of the subdomain modelling technique for high frequency copper loss calculation in stator windings of synchronous generators. The methodology's accuracy is studied at a slot level up to 10 kHz against FE model wit... Read More about Analysis and Modelling of High Frequency Effects on Synchronous Generator’s Armature Conductors.

Challenges and Future opportunities of Hairpin Technologies (2020)
Conference Proceeding

Hairpin windings are seeing an ever-increasing application and development in electrical machines designed for high power and torque densities. In fact, due to their inherently high fill factor, they are very attractive in applications, such as trans... Read More about Challenges and Future opportunities of Hairpin Technologies.