Considerations on the effects that core material machining has on an electrical machine's performance

Al-Timimy, A.; Vakil, Gaurang; Degano, Michele; Giangrande, Paolo; Gerada, Chris; Galea, Michael

doi:10.1109/TEC.2018.2808041

All Outputs (9)

The Influence of Stator Material on the Power Density and Iron Loss of a High-Performace Starter-Generator for More Electric Aircraft (2018)
Conference Proceeding
Golovanov, D., Xu, Z., Gerada, D., Degano, M., Vakil, G., & Gerada, C. (2018). The Influence of Stator Material on the Power Density and Iron Loss of a High-Performace Starter-Generator for More Electric Aircraft. In 2018 21st International Conference on Electrical Machines and Systems (ICEMS) (169-173). https://doi.org/10.23919/ICEMS.2018.8549390

Maximizing the power density as well as efficiency are two of the main critical aspects for engineers who are designing electrical machines for aerospace applications. Iron losses have a significant impact on the total machine efficiency, thermal sta... Read More about The Influence of Stator Material on the Power Density and Iron Loss of a High-Performace Starter-Generator for More Electric Aircraft.

Combined Thermofluid and Electromagnetic Optimisation of Stator Vent Cooling (2018)
Conference Proceeding
Bersch, K., Nuzzo, S., Connor, P. H., Eastwick, C. N., Galea, M., Rolston, R., & Vakil, G. (2018). Combined Thermofluid and Electromagnetic Optimisation of Stator Vent Cooling. In Proceedings: 2018 XIII International Conference on Electrical Machines (ICEM) (1116-1122). https://doi.org/10.1109/ICELMACH.2018.8507231

© 2018 IEEE. A combined electromagnetic and thermal modelling approach has been developed to optimise the design of multiple radial stator vents in an air-cooled, synchronous generator with a power rating of several hundred kVA. An experimentally val... Read More about Combined Thermofluid and Electromagnetic Optimisation of Stator Vent Cooling.

Electrical Machine Rotor Shielding for Low Cost Electrical Drive (2018)
Conference Proceeding
Al-Ani, M., Vakil, G., & Gerada, C. (2018). Electrical Machine Rotor Shielding for Low Cost Electrical Drive. In 2018 IEEE Transportation Electrification Conference and Expo (ITEC) (38-43). https://doi.org/10.1109/ITEC.2018.8450226

Electrical machine rotor shielding has been proposed for high-speed electrical machines, i.e. ≥50krpm, where a smooth current waveform becomes difficult and costly to generate due to the required high switching frequency. The rotor shielding is used... Read More about Electrical Machine Rotor Shielding for Low Cost Electrical Drive.

Mass Production Costing of Induction Machines for Automotive Applications (2018)
Conference Proceeding
Hundak, V., Cox, T., Vakil, G., & Gerada, C. (2018). Mass Production Costing of Induction Machines for Automotive Applications. In 2018 IEEE Transportation and Electrification Conference and Expo (ITEC) (500-505). https://doi.org/10.1109/ITEC.2018.8450116

Cost is one of the key parameters of electric machines designed for automotive applications. In order to keep manufacturing cost low, it is desirable to estimate the manufacturing cost of the machine in the early stages of the design process. For thi... Read More about Mass Production Costing of Induction Machines for Automotive Applications.

Design of an Integrated Inductor for 45kW Aerospace Starter-Generator (2018)
Conference Proceeding
Raza Khowja, M., Gerada, C., Vakil, G., Quadri, S. Q., Wheeler, P., & Patel, C. (2018). Design of an Integrated Inductor for 45kW Aerospace Starter-Generator. In 2018 IEEE Transportation and Electrification Conference and Expo (ITEC) (570-575). https://doi.org/10.1109/ITEC.2018.8450246

A close physical and functional integration of passive components is required to make an efficient and power dense overall system. Such power dense systems are a prerequisite in aerospace and marine applications. This paper presents a design of an in... Read More about Design of an Integrated Inductor for 45kW Aerospace Starter-Generator.

A methodology to remove stator skew in small-medium size synchronous generators via innovative damper cage designs (2018)
Journal Article
Nuzzo, S., Bolognesi, P., Vakil, G., Fallows, D., Gerada, C., Brown, N. L., & Galea, M. (2019). A methodology to remove stator skew in small-medium size synchronous generators via innovative damper cage designs. IEEE Transactions on Industrial Electronics, 66(6), 4926-4307. https://doi.org/10.1109/tie.2018.2864699

This paper proposes and investigates an innovative methodology that can have a significant impact on the market potential of wound field, small-medium size synchronous generators. The technique proposed here is aimed at removing the need for the trad... Read More about A methodology to remove stator skew in small-medium size synchronous generators via innovative damper cage designs.

Design of a 43kW switched reluctance machine for a high performance hybrid electric vehicle (2018)
Conference Proceeding
Talha, A., Vakil, G., Cox, T., & Gerada, C. (2018). Design of a 43kW switched reluctance machine for a high performance hybrid electric vehicle. In NA

A switched reluctance machine (SRM) is very robust and capable to perform well under harsh conditions. It is simple in construction and avoids the use of magnets so it is cheap to manufacture. The powertrain of a hybrid vehicle presents challenging c... Read More about Design of a 43kW switched reluctance machine for a high performance hybrid electric vehicle.

Novel core designs to miniaturise passive magnetic components (2018)
Conference Proceeding
Walker, A., Vakil, G., & Gerada, C. (2018). Novel core designs to miniaturise passive magnetic components. In NA

Converter sizes are often dominated by passive magnetic components. Passive magnetic component sizes are in turn limited by electromagnetic saturation and thermal limits. This paper covers two modifications to the air gaps of tape wound amorphous mag... Read More about Novel core designs to miniaturise passive magnetic components.

Considerations on the effects that core material machining has on an electrical machine's performance (2018)
Journal Article
Al-Timimy, A., Vakil, G., Degano, M., Giangrande, P., Gerada, C., & Galea, M. (2018). Considerations on the effects that core material machining has on an electrical machine's performance. IEEE Transactions on Energy Conversion, 33(3), 1154-1163. https://doi.org/10.1109/TEC.2018.2808041

An often-overlooked aspect during the development process of electrical machines, is the validity and accuracy of the machine material properties being used at the design stage. Designers usually consider the data provided by the materials supplier,... Read More about Considerations on the effects that core material machining has on an electrical machine's performance.